2362 lines
76 KiB
C++
2362 lines
76 KiB
C++
// Copyright 2007, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Google Mock - a framework for writing C++ mock classes.
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//
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// This file tests some commonly used argument matchers.
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#include <functional>
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#include <memory>
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#include <string>
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#include <tuple>
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#include <vector>
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#include "test/gmock-matchers_test.h"
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// Silence warning C4244: 'initializing': conversion from 'int' to 'short',
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// possible loss of data and C4100, unreferenced local parameter
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GTEST_DISABLE_MSC_WARNINGS_PUSH_(4244 4100)
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namespace testing {
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namespace gmock_matchers_test {
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namespace {
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INSTANTIATE_GTEST_MATCHER_TEST_P(MonotonicMatcherTest);
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TEST_P(MonotonicMatcherTestP, IsPrintable) {
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stringstream ss;
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ss << GreaterThan(5);
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EXPECT_EQ("is > 5", ss.str());
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}
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TEST(MatchResultListenerTest, StreamingWorks) {
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StringMatchResultListener listener;
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listener << "hi" << 5;
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EXPECT_EQ("hi5", listener.str());
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listener.Clear();
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EXPECT_EQ("", listener.str());
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listener << 42;
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EXPECT_EQ("42", listener.str());
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// Streaming shouldn't crash when the underlying ostream is NULL.
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DummyMatchResultListener dummy;
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dummy << "hi" << 5;
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}
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TEST(MatchResultListenerTest, CanAccessUnderlyingStream) {
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EXPECT_TRUE(DummyMatchResultListener().stream() == nullptr);
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EXPECT_TRUE(StreamMatchResultListener(nullptr).stream() == nullptr);
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EXPECT_EQ(&std::cout, StreamMatchResultListener(&std::cout).stream());
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}
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TEST(MatchResultListenerTest, IsInterestedWorks) {
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EXPECT_TRUE(StringMatchResultListener().IsInterested());
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EXPECT_TRUE(StreamMatchResultListener(&std::cout).IsInterested());
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EXPECT_FALSE(DummyMatchResultListener().IsInterested());
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EXPECT_FALSE(StreamMatchResultListener(nullptr).IsInterested());
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}
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// Makes sure that the MatcherInterface<T> interface doesn't
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// change.
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class EvenMatcherImpl : public MatcherInterface<int> {
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public:
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bool MatchAndExplain(int x,
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MatchResultListener* /* listener */) const override {
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return x % 2 == 0;
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}
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void DescribeTo(ostream* os) const override { *os << "is an even number"; }
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// We deliberately don't define DescribeNegationTo() and
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// ExplainMatchResultTo() here, to make sure the definition of these
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// two methods is optional.
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};
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// Makes sure that the MatcherInterface API doesn't change.
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TEST(MatcherInterfaceTest, CanBeImplementedUsingPublishedAPI) {
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EvenMatcherImpl m;
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}
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// Tests implementing a monomorphic matcher using MatchAndExplain().
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class NewEvenMatcherImpl : public MatcherInterface<int> {
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public:
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bool MatchAndExplain(int x, MatchResultListener* listener) const override {
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const bool match = x % 2 == 0;
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// Verifies that we can stream to a listener directly.
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*listener << "value % " << 2;
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if (listener->stream() != nullptr) {
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// Verifies that we can stream to a listener's underlying stream
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// too.
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*listener->stream() << " == " << (x % 2);
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}
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return match;
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}
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void DescribeTo(ostream* os) const override { *os << "is an even number"; }
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};
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TEST(MatcherInterfaceTest, CanBeImplementedUsingNewAPI) {
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Matcher<int> m = MakeMatcher(new NewEvenMatcherImpl);
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EXPECT_TRUE(m.Matches(2));
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EXPECT_FALSE(m.Matches(3));
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EXPECT_EQ("value % 2 == 0", Explain(m, 2));
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EXPECT_EQ("value % 2 == 1", Explain(m, 3));
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}
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INSTANTIATE_GTEST_MATCHER_TEST_P(MatcherTest);
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// Tests default-constructing a matcher.
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TEST(MatcherTest, CanBeDefaultConstructed) { Matcher<double> m; }
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// Tests that Matcher<T> can be constructed from a MatcherInterface<T>*.
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TEST(MatcherTest, CanBeConstructedFromMatcherInterface) {
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const MatcherInterface<int>* impl = new EvenMatcherImpl;
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Matcher<int> m(impl);
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EXPECT_TRUE(m.Matches(4));
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EXPECT_FALSE(m.Matches(5));
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}
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// Tests that value can be used in place of Eq(value).
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TEST(MatcherTest, CanBeImplicitlyConstructedFromValue) {
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Matcher<int> m1 = 5;
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EXPECT_TRUE(m1.Matches(5));
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EXPECT_FALSE(m1.Matches(6));
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}
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// Tests that NULL can be used in place of Eq(NULL).
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TEST(MatcherTest, CanBeImplicitlyConstructedFromNULL) {
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Matcher<int*> m1 = nullptr;
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EXPECT_TRUE(m1.Matches(nullptr));
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int n = 0;
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EXPECT_FALSE(m1.Matches(&n));
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}
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// Tests that matchers can be constructed from a variable that is not properly
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// defined. This should be illegal, but many users rely on this accidentally.
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struct Undefined {
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virtual ~Undefined() = 0;
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static const int kInt = 1;
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};
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TEST(MatcherTest, CanBeConstructedFromUndefinedVariable) {
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Matcher<int> m1 = Undefined::kInt;
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EXPECT_TRUE(m1.Matches(1));
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EXPECT_FALSE(m1.Matches(2));
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}
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// Test that a matcher parameterized with an abstract class compiles.
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TEST(MatcherTest, CanAcceptAbstractClass) { Matcher<const Undefined&> m = _; }
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// Tests that matchers are copyable.
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TEST(MatcherTest, IsCopyable) {
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// Tests the copy constructor.
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Matcher<bool> m1 = Eq(false);
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EXPECT_TRUE(m1.Matches(false));
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EXPECT_FALSE(m1.Matches(true));
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// Tests the assignment operator.
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m1 = Eq(true);
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EXPECT_TRUE(m1.Matches(true));
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EXPECT_FALSE(m1.Matches(false));
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}
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// Tests that Matcher<T>::DescribeTo() calls
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// MatcherInterface<T>::DescribeTo().
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TEST(MatcherTest, CanDescribeItself) {
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EXPECT_EQ("is an even number", Describe(Matcher<int>(new EvenMatcherImpl)));
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}
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// Tests Matcher<T>::MatchAndExplain().
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TEST_P(MatcherTestP, MatchAndExplain) {
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Matcher<int> m = GreaterThan(0);
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StringMatchResultListener listener1;
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EXPECT_TRUE(m.MatchAndExplain(42, &listener1));
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EXPECT_EQ("which is 42 more than 0", listener1.str());
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StringMatchResultListener listener2;
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EXPECT_FALSE(m.MatchAndExplain(-9, &listener2));
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EXPECT_EQ("which is 9 less than 0", listener2.str());
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}
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// Tests that a C-string literal can be implicitly converted to a
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// Matcher<std::string> or Matcher<const std::string&>.
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TEST(StringMatcherTest, CanBeImplicitlyConstructedFromCStringLiteral) {
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Matcher<std::string> m1 = "hi";
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EXPECT_TRUE(m1.Matches("hi"));
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EXPECT_FALSE(m1.Matches("hello"));
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Matcher<const std::string&> m2 = "hi";
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EXPECT_TRUE(m2.Matches("hi"));
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EXPECT_FALSE(m2.Matches("hello"));
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}
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// Tests that a string object can be implicitly converted to a
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// Matcher<std::string> or Matcher<const std::string&>.
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TEST(StringMatcherTest, CanBeImplicitlyConstructedFromString) {
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Matcher<std::string> m1 = std::string("hi");
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EXPECT_TRUE(m1.Matches("hi"));
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EXPECT_FALSE(m1.Matches("hello"));
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Matcher<const std::string&> m2 = std::string("hi");
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EXPECT_TRUE(m2.Matches("hi"));
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EXPECT_FALSE(m2.Matches("hello"));
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}
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#if GTEST_INTERNAL_HAS_STRING_VIEW
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// Tests that a C-string literal can be implicitly converted to a
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// Matcher<StringView> or Matcher<const StringView&>.
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TEST(StringViewMatcherTest, CanBeImplicitlyConstructedFromCStringLiteral) {
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Matcher<internal::StringView> m1 = "cats";
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EXPECT_TRUE(m1.Matches("cats"));
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EXPECT_FALSE(m1.Matches("dogs"));
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Matcher<const internal::StringView&> m2 = "cats";
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EXPECT_TRUE(m2.Matches("cats"));
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EXPECT_FALSE(m2.Matches("dogs"));
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}
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// Tests that a std::string object can be implicitly converted to a
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// Matcher<StringView> or Matcher<const StringView&>.
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TEST(StringViewMatcherTest, CanBeImplicitlyConstructedFromString) {
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Matcher<internal::StringView> m1 = std::string("cats");
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EXPECT_TRUE(m1.Matches("cats"));
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EXPECT_FALSE(m1.Matches("dogs"));
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Matcher<const internal::StringView&> m2 = std::string("cats");
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EXPECT_TRUE(m2.Matches("cats"));
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EXPECT_FALSE(m2.Matches("dogs"));
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}
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// Tests that a StringView object can be implicitly converted to a
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// Matcher<StringView> or Matcher<const StringView&>.
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TEST(StringViewMatcherTest, CanBeImplicitlyConstructedFromStringView) {
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Matcher<internal::StringView> m1 = internal::StringView("cats");
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EXPECT_TRUE(m1.Matches("cats"));
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EXPECT_FALSE(m1.Matches("dogs"));
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Matcher<const internal::StringView&> m2 = internal::StringView("cats");
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EXPECT_TRUE(m2.Matches("cats"));
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EXPECT_FALSE(m2.Matches("dogs"));
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}
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#endif // GTEST_INTERNAL_HAS_STRING_VIEW
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// Tests that a std::reference_wrapper<std::string> object can be implicitly
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// converted to a Matcher<std::string> or Matcher<const std::string&> via Eq().
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TEST(StringMatcherTest,
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CanBeImplicitlyConstructedFromEqReferenceWrapperString) {
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std::string value = "cats";
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Matcher<std::string> m1 = Eq(std::ref(value));
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EXPECT_TRUE(m1.Matches("cats"));
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EXPECT_FALSE(m1.Matches("dogs"));
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Matcher<const std::string&> m2 = Eq(std::ref(value));
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EXPECT_TRUE(m2.Matches("cats"));
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EXPECT_FALSE(m2.Matches("dogs"));
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}
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// Tests that MakeMatcher() constructs a Matcher<T> from a
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// MatcherInterface* without requiring the user to explicitly
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// write the type.
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TEST(MakeMatcherTest, ConstructsMatcherFromMatcherInterface) {
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const MatcherInterface<int>* dummy_impl = new EvenMatcherImpl;
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Matcher<int> m = MakeMatcher(dummy_impl);
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}
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// Tests that MakePolymorphicMatcher() can construct a polymorphic
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// matcher from its implementation using the old API.
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const int g_bar = 1;
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class ReferencesBarOrIsZeroImpl {
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public:
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template <typename T>
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bool MatchAndExplain(const T& x, MatchResultListener* /* listener */) const {
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const void* p = &x;
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return p == &g_bar || x == 0;
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}
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void DescribeTo(ostream* os) const { *os << "g_bar or zero"; }
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void DescribeNegationTo(ostream* os) const {
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*os << "doesn't reference g_bar and is not zero";
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}
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};
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// This function verifies that MakePolymorphicMatcher() returns a
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// PolymorphicMatcher<T> where T is the argument's type.
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PolymorphicMatcher<ReferencesBarOrIsZeroImpl> ReferencesBarOrIsZero() {
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return MakePolymorphicMatcher(ReferencesBarOrIsZeroImpl());
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}
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TEST(MakePolymorphicMatcherTest, ConstructsMatcherUsingOldAPI) {
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// Using a polymorphic matcher to match a reference type.
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Matcher<const int&> m1 = ReferencesBarOrIsZero();
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EXPECT_TRUE(m1.Matches(0));
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// Verifies that the identity of a by-reference argument is preserved.
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EXPECT_TRUE(m1.Matches(g_bar));
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EXPECT_FALSE(m1.Matches(1));
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EXPECT_EQ("g_bar or zero", Describe(m1));
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// Using a polymorphic matcher to match a value type.
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Matcher<double> m2 = ReferencesBarOrIsZero();
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EXPECT_TRUE(m2.Matches(0.0));
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EXPECT_FALSE(m2.Matches(0.1));
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EXPECT_EQ("g_bar or zero", Describe(m2));
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}
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// Tests implementing a polymorphic matcher using MatchAndExplain().
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class PolymorphicIsEvenImpl {
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public:
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void DescribeTo(ostream* os) const { *os << "is even"; }
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void DescribeNegationTo(ostream* os) const { *os << "is odd"; }
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template <typename T>
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bool MatchAndExplain(const T& x, MatchResultListener* listener) const {
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// Verifies that we can stream to the listener directly.
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*listener << "% " << 2;
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if (listener->stream() != nullptr) {
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// Verifies that we can stream to the listener's underlying stream
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// too.
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*listener->stream() << " == " << (x % 2);
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}
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return (x % 2) == 0;
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}
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};
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PolymorphicMatcher<PolymorphicIsEvenImpl> PolymorphicIsEven() {
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return MakePolymorphicMatcher(PolymorphicIsEvenImpl());
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}
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TEST(MakePolymorphicMatcherTest, ConstructsMatcherUsingNewAPI) {
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// Using PolymorphicIsEven() as a Matcher<int>.
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const Matcher<int> m1 = PolymorphicIsEven();
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EXPECT_TRUE(m1.Matches(42));
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EXPECT_FALSE(m1.Matches(43));
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EXPECT_EQ("is even", Describe(m1));
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const Matcher<int> not_m1 = Not(m1);
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EXPECT_EQ("is odd", Describe(not_m1));
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EXPECT_EQ("% 2 == 0", Explain(m1, 42));
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// Using PolymorphicIsEven() as a Matcher<char>.
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const Matcher<char> m2 = PolymorphicIsEven();
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EXPECT_TRUE(m2.Matches('\x42'));
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EXPECT_FALSE(m2.Matches('\x43'));
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EXPECT_EQ("is even", Describe(m2));
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const Matcher<char> not_m2 = Not(m2);
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EXPECT_EQ("is odd", Describe(not_m2));
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EXPECT_EQ("% 2 == 0", Explain(m2, '\x42'));
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}
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INSTANTIATE_GTEST_MATCHER_TEST_P(MatcherCastTest);
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// Tests that MatcherCast<T>(m) works when m is a polymorphic matcher.
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TEST_P(MatcherCastTestP, FromPolymorphicMatcher) {
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Matcher<int16_t> m;
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if (use_gtest_matcher_) {
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m = MatcherCast<int16_t>(GtestGreaterThan(int64_t{5}));
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} else {
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m = MatcherCast<int16_t>(Gt(int64_t{5}));
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}
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EXPECT_TRUE(m.Matches(6));
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EXPECT_FALSE(m.Matches(4));
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}
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// For testing casting matchers between compatible types.
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class IntValue {
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public:
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// An int can be statically (although not implicitly) cast to a
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// IntValue.
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explicit IntValue(int a_value) : value_(a_value) {}
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int value() const { return value_; }
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private:
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int value_;
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};
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// For testing casting matchers between compatible types.
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bool IsPositiveIntValue(const IntValue& foo) { return foo.value() > 0; }
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// Tests that MatcherCast<T>(m) works when m is a Matcher<U> where T
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// can be statically converted to U.
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TEST(MatcherCastTest, FromCompatibleType) {
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Matcher<double> m1 = Eq(2.0);
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Matcher<int> m2 = MatcherCast<int>(m1);
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EXPECT_TRUE(m2.Matches(2));
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EXPECT_FALSE(m2.Matches(3));
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Matcher<IntValue> m3 = Truly(IsPositiveIntValue);
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Matcher<int> m4 = MatcherCast<int>(m3);
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// In the following, the arguments 1 and 0 are statically converted
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// to IntValue objects, and then tested by the IsPositiveIntValue()
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// predicate.
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EXPECT_TRUE(m4.Matches(1));
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EXPECT_FALSE(m4.Matches(0));
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}
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// Tests that MatcherCast<T>(m) works when m is a Matcher<const T&>.
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TEST(MatcherCastTest, FromConstReferenceToNonReference) {
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Matcher<const int&> m1 = Eq(0);
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Matcher<int> m2 = MatcherCast<int>(m1);
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EXPECT_TRUE(m2.Matches(0));
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EXPECT_FALSE(m2.Matches(1));
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}
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// Tests that MatcherCast<T>(m) works when m is a Matcher<T&>.
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TEST(MatcherCastTest, FromReferenceToNonReference) {
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Matcher<int&> m1 = Eq(0);
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Matcher<int> m2 = MatcherCast<int>(m1);
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EXPECT_TRUE(m2.Matches(0));
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EXPECT_FALSE(m2.Matches(1));
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}
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// Tests that MatcherCast<const T&>(m) works when m is a Matcher<T>.
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TEST(MatcherCastTest, FromNonReferenceToConstReference) {
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Matcher<int> m1 = Eq(0);
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Matcher<const int&> m2 = MatcherCast<const int&>(m1);
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EXPECT_TRUE(m2.Matches(0));
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EXPECT_FALSE(m2.Matches(1));
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}
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// Tests that MatcherCast<T&>(m) works when m is a Matcher<T>.
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TEST(MatcherCastTest, FromNonReferenceToReference) {
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Matcher<int> m1 = Eq(0);
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Matcher<int&> m2 = MatcherCast<int&>(m1);
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int n = 0;
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EXPECT_TRUE(m2.Matches(n));
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n = 1;
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EXPECT_FALSE(m2.Matches(n));
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}
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// Tests that MatcherCast<T>(m) works when m is a Matcher<T>.
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TEST(MatcherCastTest, FromSameType) {
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Matcher<int> m1 = Eq(0);
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Matcher<int> m2 = MatcherCast<int>(m1);
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EXPECT_TRUE(m2.Matches(0));
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EXPECT_FALSE(m2.Matches(1));
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}
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|
|
// Tests that MatcherCast<T>(m) works when m is a value of the same type as the
|
|
// value type of the Matcher.
|
|
TEST(MatcherCastTest, FromAValue) {
|
|
Matcher<int> m = MatcherCast<int>(42);
|
|
EXPECT_TRUE(m.Matches(42));
|
|
EXPECT_FALSE(m.Matches(239));
|
|
}
|
|
|
|
// Tests that MatcherCast<T>(m) works when m is a value of the type implicitly
|
|
// convertible to the value type of the Matcher.
|
|
TEST(MatcherCastTest, FromAnImplicitlyConvertibleValue) {
|
|
const int kExpected = 'c';
|
|
Matcher<int> m = MatcherCast<int>('c');
|
|
EXPECT_TRUE(m.Matches(kExpected));
|
|
EXPECT_FALSE(m.Matches(kExpected + 1));
|
|
}
|
|
|
|
struct NonImplicitlyConstructibleTypeWithOperatorEq {
|
|
friend bool operator==(
|
|
const NonImplicitlyConstructibleTypeWithOperatorEq& /* ignored */,
|
|
int rhs) {
|
|
return 42 == rhs;
|
|
}
|
|
friend bool operator==(
|
|
int lhs,
|
|
const NonImplicitlyConstructibleTypeWithOperatorEq& /* ignored */) {
|
|
return lhs == 42;
|
|
}
|
|
};
|
|
|
|
// Tests that MatcherCast<T>(m) works when m is a neither a matcher nor
|
|
// implicitly convertible to the value type of the Matcher, but the value type
|
|
// of the matcher has operator==() overload accepting m.
|
|
TEST(MatcherCastTest, NonImplicitlyConstructibleTypeWithOperatorEq) {
|
|
Matcher<NonImplicitlyConstructibleTypeWithOperatorEq> m1 =
|
|
MatcherCast<NonImplicitlyConstructibleTypeWithOperatorEq>(42);
|
|
EXPECT_TRUE(m1.Matches(NonImplicitlyConstructibleTypeWithOperatorEq()));
|
|
|
|
Matcher<NonImplicitlyConstructibleTypeWithOperatorEq> m2 =
|
|
MatcherCast<NonImplicitlyConstructibleTypeWithOperatorEq>(239);
|
|
EXPECT_FALSE(m2.Matches(NonImplicitlyConstructibleTypeWithOperatorEq()));
|
|
|
|
// When updating the following lines please also change the comment to
|
|
// namespace convertible_from_any.
|
|
Matcher<int> m3 =
|
|
MatcherCast<int>(NonImplicitlyConstructibleTypeWithOperatorEq());
|
|
EXPECT_TRUE(m3.Matches(42));
|
|
EXPECT_FALSE(m3.Matches(239));
|
|
}
|
|
|
|
// ConvertibleFromAny does not work with MSVC. resulting in
|
|
// error C2440: 'initializing': cannot convert from 'Eq' to 'M'
|
|
// No constructor could take the source type, or constructor overload
|
|
// resolution was ambiguous
|
|
|
|
#if !defined _MSC_VER
|
|
|
|
// The below ConvertibleFromAny struct is implicitly constructible from anything
|
|
// and when in the same namespace can interact with other tests. In particular,
|
|
// if it is in the same namespace as other tests and one removes
|
|
// NonImplicitlyConstructibleTypeWithOperatorEq::operator==(int lhs, ...);
|
|
// then the corresponding test still compiles (and it should not!) by implicitly
|
|
// converting NonImplicitlyConstructibleTypeWithOperatorEq to ConvertibleFromAny
|
|
// in m3.Matcher().
|
|
namespace convertible_from_any {
|
|
// Implicitly convertible from any type.
|
|
struct ConvertibleFromAny {
|
|
ConvertibleFromAny(int a_value) : value(a_value) {}
|
|
template <typename T>
|
|
ConvertibleFromAny(const T& /*a_value*/) : value(-1) {
|
|
ADD_FAILURE() << "Conversion constructor called";
|
|
}
|
|
int value;
|
|
};
|
|
|
|
bool operator==(const ConvertibleFromAny& a, const ConvertibleFromAny& b) {
|
|
return a.value == b.value;
|
|
}
|
|
|
|
ostream& operator<<(ostream& os, const ConvertibleFromAny& a) {
|
|
return os << a.value;
|
|
}
|
|
|
|
TEST(MatcherCastTest, ConversionConstructorIsUsed) {
|
|
Matcher<ConvertibleFromAny> m = MatcherCast<ConvertibleFromAny>(1);
|
|
EXPECT_TRUE(m.Matches(ConvertibleFromAny(1)));
|
|
EXPECT_FALSE(m.Matches(ConvertibleFromAny(2)));
|
|
}
|
|
|
|
TEST(MatcherCastTest, FromConvertibleFromAny) {
|
|
Matcher<ConvertibleFromAny> m =
|
|
MatcherCast<ConvertibleFromAny>(Eq(ConvertibleFromAny(1)));
|
|
EXPECT_TRUE(m.Matches(ConvertibleFromAny(1)));
|
|
EXPECT_FALSE(m.Matches(ConvertibleFromAny(2)));
|
|
}
|
|
} // namespace convertible_from_any
|
|
|
|
#endif // !defined _MSC_VER
|
|
|
|
struct IntReferenceWrapper {
|
|
IntReferenceWrapper(const int& a_value) : value(&a_value) {}
|
|
const int* value;
|
|
};
|
|
|
|
bool operator==(const IntReferenceWrapper& a, const IntReferenceWrapper& b) {
|
|
return a.value == b.value;
|
|
}
|
|
|
|
TEST(MatcherCastTest, ValueIsNotCopied) {
|
|
int n = 42;
|
|
Matcher<IntReferenceWrapper> m = MatcherCast<IntReferenceWrapper>(n);
|
|
// Verify that the matcher holds a reference to n, not to its temporary copy.
|
|
EXPECT_TRUE(m.Matches(n));
|
|
}
|
|
|
|
class Base {
|
|
public:
|
|
virtual ~Base() = default;
|
|
Base() = default;
|
|
|
|
private:
|
|
Base(const Base&) = delete;
|
|
Base& operator=(const Base&) = delete;
|
|
};
|
|
|
|
class Derived : public Base {
|
|
public:
|
|
Derived() : Base() {}
|
|
int i;
|
|
};
|
|
|
|
class OtherDerived : public Base {};
|
|
|
|
INSTANTIATE_GTEST_MATCHER_TEST_P(SafeMatcherCastTest);
|
|
|
|
// Tests that SafeMatcherCast<T>(m) works when m is a polymorphic matcher.
|
|
TEST_P(SafeMatcherCastTestP, FromPolymorphicMatcher) {
|
|
Matcher<char> m2;
|
|
if (use_gtest_matcher_) {
|
|
m2 = SafeMatcherCast<char>(GtestGreaterThan(32));
|
|
} else {
|
|
m2 = SafeMatcherCast<char>(Gt(32));
|
|
}
|
|
EXPECT_TRUE(m2.Matches('A'));
|
|
EXPECT_FALSE(m2.Matches('\n'));
|
|
}
|
|
|
|
// Tests that SafeMatcherCast<T>(m) works when m is a Matcher<U> where
|
|
// T and U are arithmetic types and T can be losslessly converted to
|
|
// U.
|
|
TEST(SafeMatcherCastTest, FromLosslesslyConvertibleArithmeticType) {
|
|
Matcher<double> m1 = DoubleEq(1.0);
|
|
Matcher<float> m2 = SafeMatcherCast<float>(m1);
|
|
EXPECT_TRUE(m2.Matches(1.0f));
|
|
EXPECT_FALSE(m2.Matches(2.0f));
|
|
|
|
Matcher<char> m3 = SafeMatcherCast<char>(TypedEq<int>('a'));
|
|
EXPECT_TRUE(m3.Matches('a'));
|
|
EXPECT_FALSE(m3.Matches('b'));
|
|
}
|
|
|
|
// Tests that SafeMatcherCast<T>(m) works when m is a Matcher<U> where T and U
|
|
// are pointers or references to a derived and a base class, correspondingly.
|
|
TEST(SafeMatcherCastTest, FromBaseClass) {
|
|
Derived d, d2;
|
|
Matcher<Base*> m1 = Eq(&d);
|
|
Matcher<Derived*> m2 = SafeMatcherCast<Derived*>(m1);
|
|
EXPECT_TRUE(m2.Matches(&d));
|
|
EXPECT_FALSE(m2.Matches(&d2));
|
|
|
|
Matcher<Base&> m3 = Ref(d);
|
|
Matcher<Derived&> m4 = SafeMatcherCast<Derived&>(m3);
|
|
EXPECT_TRUE(m4.Matches(d));
|
|
EXPECT_FALSE(m4.Matches(d2));
|
|
}
|
|
|
|
// Tests that SafeMatcherCast<T&>(m) works when m is a Matcher<const T&>.
|
|
TEST(SafeMatcherCastTest, FromConstReferenceToReference) {
|
|
int n = 0;
|
|
Matcher<const int&> m1 = Ref(n);
|
|
Matcher<int&> m2 = SafeMatcherCast<int&>(m1);
|
|
int n1 = 0;
|
|
EXPECT_TRUE(m2.Matches(n));
|
|
EXPECT_FALSE(m2.Matches(n1));
|
|
}
|
|
|
|
// Tests that MatcherCast<const T&>(m) works when m is a Matcher<T>.
|
|
TEST(SafeMatcherCastTest, FromNonReferenceToConstReference) {
|
|
Matcher<std::unique_ptr<int>> m1 = IsNull();
|
|
Matcher<const std::unique_ptr<int>&> m2 =
|
|
SafeMatcherCast<const std::unique_ptr<int>&>(m1);
|
|
EXPECT_TRUE(m2.Matches(std::unique_ptr<int>()));
|
|
EXPECT_FALSE(m2.Matches(std::unique_ptr<int>(new int)));
|
|
}
|
|
|
|
// Tests that SafeMatcherCast<T&>(m) works when m is a Matcher<T>.
|
|
TEST(SafeMatcherCastTest, FromNonReferenceToReference) {
|
|
Matcher<int> m1 = Eq(0);
|
|
Matcher<int&> m2 = SafeMatcherCast<int&>(m1);
|
|
int n = 0;
|
|
EXPECT_TRUE(m2.Matches(n));
|
|
n = 1;
|
|
EXPECT_FALSE(m2.Matches(n));
|
|
}
|
|
|
|
// Tests that SafeMatcherCast<T>(m) works when m is a Matcher<T>.
|
|
TEST(SafeMatcherCastTest, FromSameType) {
|
|
Matcher<int> m1 = Eq(0);
|
|
Matcher<int> m2 = SafeMatcherCast<int>(m1);
|
|
EXPECT_TRUE(m2.Matches(0));
|
|
EXPECT_FALSE(m2.Matches(1));
|
|
}
|
|
|
|
#if !defined _MSC_VER
|
|
|
|
namespace convertible_from_any {
|
|
TEST(SafeMatcherCastTest, ConversionConstructorIsUsed) {
|
|
Matcher<ConvertibleFromAny> m = SafeMatcherCast<ConvertibleFromAny>(1);
|
|
EXPECT_TRUE(m.Matches(ConvertibleFromAny(1)));
|
|
EXPECT_FALSE(m.Matches(ConvertibleFromAny(2)));
|
|
}
|
|
|
|
TEST(SafeMatcherCastTest, FromConvertibleFromAny) {
|
|
Matcher<ConvertibleFromAny> m =
|
|
SafeMatcherCast<ConvertibleFromAny>(Eq(ConvertibleFromAny(1)));
|
|
EXPECT_TRUE(m.Matches(ConvertibleFromAny(1)));
|
|
EXPECT_FALSE(m.Matches(ConvertibleFromAny(2)));
|
|
}
|
|
} // namespace convertible_from_any
|
|
|
|
#endif // !defined _MSC_VER
|
|
|
|
TEST(SafeMatcherCastTest, ValueIsNotCopied) {
|
|
int n = 42;
|
|
Matcher<IntReferenceWrapper> m = SafeMatcherCast<IntReferenceWrapper>(n);
|
|
// Verify that the matcher holds a reference to n, not to its temporary copy.
|
|
EXPECT_TRUE(m.Matches(n));
|
|
}
|
|
|
|
TEST(ExpectThat, TakesLiterals) {
|
|
EXPECT_THAT(1, 1);
|
|
EXPECT_THAT(1.0, 1.0);
|
|
EXPECT_THAT(std::string(), "");
|
|
}
|
|
|
|
TEST(ExpectThat, TakesFunctions) {
|
|
struct Helper {
|
|
static void Func() {}
|
|
};
|
|
void (*func)() = Helper::Func;
|
|
EXPECT_THAT(func, Helper::Func);
|
|
EXPECT_THAT(func, &Helper::Func);
|
|
}
|
|
|
|
// Tests that A<T>() matches any value of type T.
|
|
TEST(ATest, MatchesAnyValue) {
|
|
// Tests a matcher for a value type.
|
|
Matcher<double> m1 = A<double>();
|
|
EXPECT_TRUE(m1.Matches(91.43));
|
|
EXPECT_TRUE(m1.Matches(-15.32));
|
|
|
|
// Tests a matcher for a reference type.
|
|
int a = 2;
|
|
int b = -6;
|
|
Matcher<int&> m2 = A<int&>();
|
|
EXPECT_TRUE(m2.Matches(a));
|
|
EXPECT_TRUE(m2.Matches(b));
|
|
}
|
|
|
|
TEST(ATest, WorksForDerivedClass) {
|
|
Base base;
|
|
Derived derived;
|
|
EXPECT_THAT(&base, A<Base*>());
|
|
// This shouldn't compile: EXPECT_THAT(&base, A<Derived*>());
|
|
EXPECT_THAT(&derived, A<Base*>());
|
|
EXPECT_THAT(&derived, A<Derived*>());
|
|
}
|
|
|
|
// Tests that A<T>() describes itself properly.
|
|
TEST(ATest, CanDescribeSelf) { EXPECT_EQ("is anything", Describe(A<bool>())); }
|
|
|
|
// Tests that An<T>() matches any value of type T.
|
|
TEST(AnTest, MatchesAnyValue) {
|
|
// Tests a matcher for a value type.
|
|
Matcher<int> m1 = An<int>();
|
|
EXPECT_TRUE(m1.Matches(9143));
|
|
EXPECT_TRUE(m1.Matches(-1532));
|
|
|
|
// Tests a matcher for a reference type.
|
|
int a = 2;
|
|
int b = -6;
|
|
Matcher<int&> m2 = An<int&>();
|
|
EXPECT_TRUE(m2.Matches(a));
|
|
EXPECT_TRUE(m2.Matches(b));
|
|
}
|
|
|
|
// Tests that An<T>() describes itself properly.
|
|
TEST(AnTest, CanDescribeSelf) { EXPECT_EQ("is anything", Describe(An<int>())); }
|
|
|
|
// Tests that _ can be used as a matcher for any type and matches any
|
|
// value of that type.
|
|
TEST(UnderscoreTest, MatchesAnyValue) {
|
|
// Uses _ as a matcher for a value type.
|
|
Matcher<int> m1 = _;
|
|
EXPECT_TRUE(m1.Matches(123));
|
|
EXPECT_TRUE(m1.Matches(-242));
|
|
|
|
// Uses _ as a matcher for a reference type.
|
|
bool a = false;
|
|
const bool b = true;
|
|
Matcher<const bool&> m2 = _;
|
|
EXPECT_TRUE(m2.Matches(a));
|
|
EXPECT_TRUE(m2.Matches(b));
|
|
}
|
|
|
|
// Tests that _ describes itself properly.
|
|
TEST(UnderscoreTest, CanDescribeSelf) {
|
|
Matcher<int> m = _;
|
|
EXPECT_EQ("is anything", Describe(m));
|
|
}
|
|
|
|
// Tests that Eq(x) matches any value equal to x.
|
|
TEST(EqTest, MatchesEqualValue) {
|
|
// 2 C-strings with same content but different addresses.
|
|
const char a1[] = "hi";
|
|
const char a2[] = "hi";
|
|
|
|
Matcher<const char*> m1 = Eq(a1);
|
|
EXPECT_TRUE(m1.Matches(a1));
|
|
EXPECT_FALSE(m1.Matches(a2));
|
|
}
|
|
|
|
// Tests that Eq(v) describes itself properly.
|
|
|
|
class Unprintable {
|
|
public:
|
|
Unprintable() : c_('a') {}
|
|
|
|
bool operator==(const Unprintable& /* rhs */) const { return true; }
|
|
// -Wunused-private-field: dummy accessor for `c_`.
|
|
char dummy_c() { return c_; }
|
|
|
|
private:
|
|
char c_;
|
|
};
|
|
|
|
TEST(EqTest, CanDescribeSelf) {
|
|
Matcher<Unprintable> m = Eq(Unprintable());
|
|
EXPECT_EQ("is equal to 1-byte object <61>", Describe(m));
|
|
}
|
|
|
|
// Tests that Eq(v) can be used to match any type that supports
|
|
// comparing with type T, where T is v's type.
|
|
TEST(EqTest, IsPolymorphic) {
|
|
Matcher<int> m1 = Eq(1);
|
|
EXPECT_TRUE(m1.Matches(1));
|
|
EXPECT_FALSE(m1.Matches(2));
|
|
|
|
Matcher<char> m2 = Eq(1);
|
|
EXPECT_TRUE(m2.Matches('\1'));
|
|
EXPECT_FALSE(m2.Matches('a'));
|
|
}
|
|
|
|
// Tests that TypedEq<T>(v) matches values of type T that's equal to v.
|
|
TEST(TypedEqTest, ChecksEqualityForGivenType) {
|
|
Matcher<char> m1 = TypedEq<char>('a');
|
|
EXPECT_TRUE(m1.Matches('a'));
|
|
EXPECT_FALSE(m1.Matches('b'));
|
|
|
|
Matcher<int> m2 = TypedEq<int>(6);
|
|
EXPECT_TRUE(m2.Matches(6));
|
|
EXPECT_FALSE(m2.Matches(7));
|
|
}
|
|
|
|
// Tests that TypedEq(v) describes itself properly.
|
|
TEST(TypedEqTest, CanDescribeSelf) {
|
|
EXPECT_EQ("is equal to 2", Describe(TypedEq<int>(2)));
|
|
}
|
|
|
|
// Tests that TypedEq<T>(v) has type Matcher<T>.
|
|
|
|
// Type<T>::IsTypeOf(v) compiles if and only if the type of value v is T, where
|
|
// T is a "bare" type (i.e. not in the form of const U or U&). If v's type is
|
|
// not T, the compiler will generate a message about "undefined reference".
|
|
template <typename T>
|
|
struct Type {
|
|
static bool IsTypeOf(const T& /* v */) { return true; }
|
|
|
|
template <typename T2>
|
|
static void IsTypeOf(T2 v);
|
|
};
|
|
|
|
TEST(TypedEqTest, HasSpecifiedType) {
|
|
// Verifies that the type of TypedEq<T>(v) is Matcher<T>.
|
|
Type<Matcher<int>>::IsTypeOf(TypedEq<int>(5));
|
|
Type<Matcher<double>>::IsTypeOf(TypedEq<double>(5));
|
|
}
|
|
|
|
// Tests that Ge(v) matches anything >= v.
|
|
TEST(GeTest, ImplementsGreaterThanOrEqual) {
|
|
Matcher<int> m1 = Ge(0);
|
|
EXPECT_TRUE(m1.Matches(1));
|
|
EXPECT_TRUE(m1.Matches(0));
|
|
EXPECT_FALSE(m1.Matches(-1));
|
|
}
|
|
|
|
// Tests that Ge(v) describes itself properly.
|
|
TEST(GeTest, CanDescribeSelf) {
|
|
Matcher<int> m = Ge(5);
|
|
EXPECT_EQ("is >= 5", Describe(m));
|
|
}
|
|
|
|
// Tests that Gt(v) matches anything > v.
|
|
TEST(GtTest, ImplementsGreaterThan) {
|
|
Matcher<double> m1 = Gt(0);
|
|
EXPECT_TRUE(m1.Matches(1.0));
|
|
EXPECT_FALSE(m1.Matches(0.0));
|
|
EXPECT_FALSE(m1.Matches(-1.0));
|
|
}
|
|
|
|
// Tests that Gt(v) describes itself properly.
|
|
TEST(GtTest, CanDescribeSelf) {
|
|
Matcher<int> m = Gt(5);
|
|
EXPECT_EQ("is > 5", Describe(m));
|
|
}
|
|
|
|
// Tests that Le(v) matches anything <= v.
|
|
TEST(LeTest, ImplementsLessThanOrEqual) {
|
|
Matcher<char> m1 = Le('b');
|
|
EXPECT_TRUE(m1.Matches('a'));
|
|
EXPECT_TRUE(m1.Matches('b'));
|
|
EXPECT_FALSE(m1.Matches('c'));
|
|
}
|
|
|
|
// Tests that Le(v) describes itself properly.
|
|
TEST(LeTest, CanDescribeSelf) {
|
|
Matcher<int> m = Le(5);
|
|
EXPECT_EQ("is <= 5", Describe(m));
|
|
}
|
|
|
|
// Tests that Lt(v) matches anything < v.
|
|
TEST(LtTest, ImplementsLessThan) {
|
|
Matcher<const std::string&> m1 = Lt("Hello");
|
|
EXPECT_TRUE(m1.Matches("Abc"));
|
|
EXPECT_FALSE(m1.Matches("Hello"));
|
|
EXPECT_FALSE(m1.Matches("Hello, world!"));
|
|
}
|
|
|
|
// Tests that Lt(v) describes itself properly.
|
|
TEST(LtTest, CanDescribeSelf) {
|
|
Matcher<int> m = Lt(5);
|
|
EXPECT_EQ("is < 5", Describe(m));
|
|
}
|
|
|
|
// Tests that Ne(v) matches anything != v.
|
|
TEST(NeTest, ImplementsNotEqual) {
|
|
Matcher<int> m1 = Ne(0);
|
|
EXPECT_TRUE(m1.Matches(1));
|
|
EXPECT_TRUE(m1.Matches(-1));
|
|
EXPECT_FALSE(m1.Matches(0));
|
|
}
|
|
|
|
// Tests that Ne(v) describes itself properly.
|
|
TEST(NeTest, CanDescribeSelf) {
|
|
Matcher<int> m = Ne(5);
|
|
EXPECT_EQ("isn't equal to 5", Describe(m));
|
|
}
|
|
|
|
class MoveOnly {
|
|
public:
|
|
explicit MoveOnly(int i) : i_(i) {}
|
|
MoveOnly(const MoveOnly&) = delete;
|
|
MoveOnly(MoveOnly&&) = default;
|
|
MoveOnly& operator=(const MoveOnly&) = delete;
|
|
MoveOnly& operator=(MoveOnly&&) = default;
|
|
|
|
bool operator==(const MoveOnly& other) const { return i_ == other.i_; }
|
|
bool operator!=(const MoveOnly& other) const { return i_ != other.i_; }
|
|
bool operator<(const MoveOnly& other) const { return i_ < other.i_; }
|
|
bool operator<=(const MoveOnly& other) const { return i_ <= other.i_; }
|
|
bool operator>(const MoveOnly& other) const { return i_ > other.i_; }
|
|
bool operator>=(const MoveOnly& other) const { return i_ >= other.i_; }
|
|
|
|
private:
|
|
int i_;
|
|
};
|
|
|
|
struct MoveHelper {
|
|
MOCK_METHOD1(Call, void(MoveOnly));
|
|
};
|
|
|
|
// Disable this test in VS 2015 (version 14), where it fails when SEH is enabled
|
|
#if defined(_MSC_VER) && (_MSC_VER < 1910)
|
|
TEST(ComparisonBaseTest, DISABLED_WorksWithMoveOnly) {
|
|
#else
|
|
TEST(ComparisonBaseTest, WorksWithMoveOnly) {
|
|
#endif
|
|
MoveOnly m{0};
|
|
MoveHelper helper;
|
|
|
|
EXPECT_CALL(helper, Call(Eq(ByRef(m))));
|
|
helper.Call(MoveOnly(0));
|
|
EXPECT_CALL(helper, Call(Ne(ByRef(m))));
|
|
helper.Call(MoveOnly(1));
|
|
EXPECT_CALL(helper, Call(Le(ByRef(m))));
|
|
helper.Call(MoveOnly(0));
|
|
EXPECT_CALL(helper, Call(Lt(ByRef(m))));
|
|
helper.Call(MoveOnly(-1));
|
|
EXPECT_CALL(helper, Call(Ge(ByRef(m))));
|
|
helper.Call(MoveOnly(0));
|
|
EXPECT_CALL(helper, Call(Gt(ByRef(m))));
|
|
helper.Call(MoveOnly(1));
|
|
}
|
|
|
|
TEST(IsEmptyTest, MatchesContainer) {
|
|
const Matcher<std::vector<int>> m = IsEmpty();
|
|
std::vector<int> a = {};
|
|
std::vector<int> b = {1};
|
|
EXPECT_TRUE(m.Matches(a));
|
|
EXPECT_FALSE(m.Matches(b));
|
|
}
|
|
|
|
TEST(IsEmptyTest, MatchesStdString) {
|
|
const Matcher<std::string> m = IsEmpty();
|
|
std::string a = "z";
|
|
std::string b = "";
|
|
EXPECT_FALSE(m.Matches(a));
|
|
EXPECT_TRUE(m.Matches(b));
|
|
}
|
|
|
|
TEST(IsEmptyTest, MatchesCString) {
|
|
const Matcher<const char*> m = IsEmpty();
|
|
const char a[] = "";
|
|
const char b[] = "x";
|
|
EXPECT_TRUE(m.Matches(a));
|
|
EXPECT_FALSE(m.Matches(b));
|
|
}
|
|
|
|
// Tests that IsNull() matches any NULL pointer of any type.
|
|
TEST(IsNullTest, MatchesNullPointer) {
|
|
Matcher<int*> m1 = IsNull();
|
|
int* p1 = nullptr;
|
|
int n = 0;
|
|
EXPECT_TRUE(m1.Matches(p1));
|
|
EXPECT_FALSE(m1.Matches(&n));
|
|
|
|
Matcher<const char*> m2 = IsNull();
|
|
const char* p2 = nullptr;
|
|
EXPECT_TRUE(m2.Matches(p2));
|
|
EXPECT_FALSE(m2.Matches("hi"));
|
|
|
|
Matcher<void*> m3 = IsNull();
|
|
void* p3 = nullptr;
|
|
EXPECT_TRUE(m3.Matches(p3));
|
|
EXPECT_FALSE(m3.Matches(reinterpret_cast<void*>(0xbeef)));
|
|
}
|
|
|
|
TEST(IsNullTest, StdFunction) {
|
|
const Matcher<std::function<void()>> m = IsNull();
|
|
|
|
EXPECT_TRUE(m.Matches(std::function<void()>()));
|
|
EXPECT_FALSE(m.Matches([] {}));
|
|
}
|
|
|
|
// Tests that IsNull() describes itself properly.
|
|
TEST(IsNullTest, CanDescribeSelf) {
|
|
Matcher<int*> m = IsNull();
|
|
EXPECT_EQ("is NULL", Describe(m));
|
|
EXPECT_EQ("isn't NULL", DescribeNegation(m));
|
|
}
|
|
|
|
// Tests that NotNull() matches any non-NULL pointer of any type.
|
|
TEST(NotNullTest, MatchesNonNullPointer) {
|
|
Matcher<int*> m1 = NotNull();
|
|
int* p1 = nullptr;
|
|
int n = 0;
|
|
EXPECT_FALSE(m1.Matches(p1));
|
|
EXPECT_TRUE(m1.Matches(&n));
|
|
|
|
Matcher<const char*> m2 = NotNull();
|
|
const char* p2 = nullptr;
|
|
EXPECT_FALSE(m2.Matches(p2));
|
|
EXPECT_TRUE(m2.Matches("hi"));
|
|
}
|
|
|
|
TEST(NotNullTest, LinkedPtr) {
|
|
const Matcher<std::shared_ptr<int>> m = NotNull();
|
|
const std::shared_ptr<int> null_p;
|
|
const std::shared_ptr<int> non_null_p(new int);
|
|
|
|
EXPECT_FALSE(m.Matches(null_p));
|
|
EXPECT_TRUE(m.Matches(non_null_p));
|
|
}
|
|
|
|
TEST(NotNullTest, ReferenceToConstLinkedPtr) {
|
|
const Matcher<const std::shared_ptr<double>&> m = NotNull();
|
|
const std::shared_ptr<double> null_p;
|
|
const std::shared_ptr<double> non_null_p(new double);
|
|
|
|
EXPECT_FALSE(m.Matches(null_p));
|
|
EXPECT_TRUE(m.Matches(non_null_p));
|
|
}
|
|
|
|
TEST(NotNullTest, StdFunction) {
|
|
const Matcher<std::function<void()>> m = NotNull();
|
|
|
|
EXPECT_TRUE(m.Matches([] {}));
|
|
EXPECT_FALSE(m.Matches(std::function<void()>()));
|
|
}
|
|
|
|
// Tests that NotNull() describes itself properly.
|
|
TEST(NotNullTest, CanDescribeSelf) {
|
|
Matcher<int*> m = NotNull();
|
|
EXPECT_EQ("isn't NULL", Describe(m));
|
|
}
|
|
|
|
// Tests that Ref(variable) matches an argument that references
|
|
// 'variable'.
|
|
TEST(RefTest, MatchesSameVariable) {
|
|
int a = 0;
|
|
int b = 0;
|
|
Matcher<int&> m = Ref(a);
|
|
EXPECT_TRUE(m.Matches(a));
|
|
EXPECT_FALSE(m.Matches(b));
|
|
}
|
|
|
|
// Tests that Ref(variable) describes itself properly.
|
|
TEST(RefTest, CanDescribeSelf) {
|
|
int n = 5;
|
|
Matcher<int&> m = Ref(n);
|
|
stringstream ss;
|
|
ss << "references the variable @" << &n << " 5";
|
|
EXPECT_EQ(ss.str(), Describe(m));
|
|
}
|
|
|
|
// Test that Ref(non_const_varialbe) can be used as a matcher for a
|
|
// const reference.
|
|
TEST(RefTest, CanBeUsedAsMatcherForConstReference) {
|
|
int a = 0;
|
|
int b = 0;
|
|
Matcher<const int&> m = Ref(a);
|
|
EXPECT_TRUE(m.Matches(a));
|
|
EXPECT_FALSE(m.Matches(b));
|
|
}
|
|
|
|
// Tests that Ref(variable) is covariant, i.e. Ref(derived) can be
|
|
// used wherever Ref(base) can be used (Ref(derived) is a sub-type
|
|
// of Ref(base), but not vice versa.
|
|
|
|
TEST(RefTest, IsCovariant) {
|
|
Base base, base2;
|
|
Derived derived;
|
|
Matcher<const Base&> m1 = Ref(base);
|
|
EXPECT_TRUE(m1.Matches(base));
|
|
EXPECT_FALSE(m1.Matches(base2));
|
|
EXPECT_FALSE(m1.Matches(derived));
|
|
|
|
m1 = Ref(derived);
|
|
EXPECT_TRUE(m1.Matches(derived));
|
|
EXPECT_FALSE(m1.Matches(base));
|
|
EXPECT_FALSE(m1.Matches(base2));
|
|
}
|
|
|
|
TEST(RefTest, ExplainsResult) {
|
|
int n = 0;
|
|
EXPECT_THAT(Explain(Matcher<const int&>(Ref(n)), n),
|
|
StartsWith("which is located @"));
|
|
|
|
int m = 0;
|
|
EXPECT_THAT(Explain(Matcher<const int&>(Ref(n)), m),
|
|
StartsWith("which is located @"));
|
|
}
|
|
|
|
// Tests string comparison matchers.
|
|
|
|
template <typename T = std::string>
|
|
std::string FromStringLike(internal::StringLike<T> str) {
|
|
return std::string(str);
|
|
}
|
|
|
|
TEST(StringLike, TestConversions) {
|
|
EXPECT_EQ("foo", FromStringLike("foo"));
|
|
EXPECT_EQ("foo", FromStringLike(std::string("foo")));
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
EXPECT_EQ("foo", FromStringLike(internal::StringView("foo")));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
|
|
// Non deducible types.
|
|
EXPECT_EQ("", FromStringLike({}));
|
|
EXPECT_EQ("foo", FromStringLike({'f', 'o', 'o'}));
|
|
const char buf[] = "foo";
|
|
EXPECT_EQ("foo", FromStringLike({buf, buf + 3}));
|
|
}
|
|
|
|
TEST(StrEqTest, MatchesEqualString) {
|
|
Matcher<const char*> m = StrEq(std::string("Hello"));
|
|
EXPECT_TRUE(m.Matches("Hello"));
|
|
EXPECT_FALSE(m.Matches("hello"));
|
|
EXPECT_FALSE(m.Matches(nullptr));
|
|
|
|
Matcher<const std::string&> m2 = StrEq("Hello");
|
|
EXPECT_TRUE(m2.Matches("Hello"));
|
|
EXPECT_FALSE(m2.Matches("Hi"));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
Matcher<const internal::StringView&> m3 =
|
|
StrEq(internal::StringView("Hello"));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("Hello")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView("hello")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView()));
|
|
|
|
Matcher<const internal::StringView&> m_empty = StrEq("");
|
|
EXPECT_TRUE(m_empty.Matches(internal::StringView("")));
|
|
EXPECT_TRUE(m_empty.Matches(internal::StringView()));
|
|
EXPECT_FALSE(m_empty.Matches(internal::StringView("hello")));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(StrEqTest, CanDescribeSelf) {
|
|
Matcher<std::string> m = StrEq("Hi-\'\"?\\\a\b\f\n\r\t\v\xD3");
|
|
EXPECT_EQ("is equal to \"Hi-\'\\\"?\\\\\\a\\b\\f\\n\\r\\t\\v\\xD3\"",
|
|
Describe(m));
|
|
|
|
std::string str("01204500800");
|
|
str[3] = '\0';
|
|
Matcher<std::string> m2 = StrEq(str);
|
|
EXPECT_EQ("is equal to \"012\\04500800\"", Describe(m2));
|
|
str[0] = str[6] = str[7] = str[9] = str[10] = '\0';
|
|
Matcher<std::string> m3 = StrEq(str);
|
|
EXPECT_EQ("is equal to \"\\012\\045\\0\\08\\0\\0\"", Describe(m3));
|
|
}
|
|
|
|
TEST(StrNeTest, MatchesUnequalString) {
|
|
Matcher<const char*> m = StrNe("Hello");
|
|
EXPECT_TRUE(m.Matches(""));
|
|
EXPECT_TRUE(m.Matches(nullptr));
|
|
EXPECT_FALSE(m.Matches("Hello"));
|
|
|
|
Matcher<std::string> m2 = StrNe(std::string("Hello"));
|
|
EXPECT_TRUE(m2.Matches("hello"));
|
|
EXPECT_FALSE(m2.Matches("Hello"));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
Matcher<const internal::StringView> m3 = StrNe(internal::StringView("Hello"));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("")));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView()));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView("Hello")));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(StrNeTest, CanDescribeSelf) {
|
|
Matcher<const char*> m = StrNe("Hi");
|
|
EXPECT_EQ("isn't equal to \"Hi\"", Describe(m));
|
|
}
|
|
|
|
TEST(StrCaseEqTest, MatchesEqualStringIgnoringCase) {
|
|
Matcher<const char*> m = StrCaseEq(std::string("Hello"));
|
|
EXPECT_TRUE(m.Matches("Hello"));
|
|
EXPECT_TRUE(m.Matches("hello"));
|
|
EXPECT_FALSE(m.Matches("Hi"));
|
|
EXPECT_FALSE(m.Matches(nullptr));
|
|
|
|
Matcher<const std::string&> m2 = StrCaseEq("Hello");
|
|
EXPECT_TRUE(m2.Matches("hello"));
|
|
EXPECT_FALSE(m2.Matches("Hi"));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
Matcher<const internal::StringView&> m3 =
|
|
StrCaseEq(internal::StringView("Hello"));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("Hello")));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("hello")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView("Hi")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView()));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(StrCaseEqTest, MatchesEqualStringWith0IgnoringCase) {
|
|
std::string str1("oabocdooeoo");
|
|
std::string str2("OABOCDOOEOO");
|
|
Matcher<const std::string&> m0 = StrCaseEq(str1);
|
|
EXPECT_FALSE(m0.Matches(str2 + std::string(1, '\0')));
|
|
|
|
str1[3] = str2[3] = '\0';
|
|
Matcher<const std::string&> m1 = StrCaseEq(str1);
|
|
EXPECT_TRUE(m1.Matches(str2));
|
|
|
|
str1[0] = str1[6] = str1[7] = str1[10] = '\0';
|
|
str2[0] = str2[6] = str2[7] = str2[10] = '\0';
|
|
Matcher<const std::string&> m2 = StrCaseEq(str1);
|
|
str1[9] = str2[9] = '\0';
|
|
EXPECT_FALSE(m2.Matches(str2));
|
|
|
|
Matcher<const std::string&> m3 = StrCaseEq(str1);
|
|
EXPECT_TRUE(m3.Matches(str2));
|
|
|
|
EXPECT_FALSE(m3.Matches(str2 + "x"));
|
|
str2.append(1, '\0');
|
|
EXPECT_FALSE(m3.Matches(str2));
|
|
EXPECT_FALSE(m3.Matches(std::string(str2, 0, 9)));
|
|
}
|
|
|
|
TEST(StrCaseEqTest, CanDescribeSelf) {
|
|
Matcher<std::string> m = StrCaseEq("Hi");
|
|
EXPECT_EQ("is equal to (ignoring case) \"Hi\"", Describe(m));
|
|
}
|
|
|
|
TEST(StrCaseNeTest, MatchesUnequalStringIgnoringCase) {
|
|
Matcher<const char*> m = StrCaseNe("Hello");
|
|
EXPECT_TRUE(m.Matches("Hi"));
|
|
EXPECT_TRUE(m.Matches(nullptr));
|
|
EXPECT_FALSE(m.Matches("Hello"));
|
|
EXPECT_FALSE(m.Matches("hello"));
|
|
|
|
Matcher<std::string> m2 = StrCaseNe(std::string("Hello"));
|
|
EXPECT_TRUE(m2.Matches(""));
|
|
EXPECT_FALSE(m2.Matches("Hello"));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
Matcher<const internal::StringView> m3 =
|
|
StrCaseNe(internal::StringView("Hello"));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("Hi")));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView()));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView("Hello")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView("hello")));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(StrCaseNeTest, CanDescribeSelf) {
|
|
Matcher<const char*> m = StrCaseNe("Hi");
|
|
EXPECT_EQ("isn't equal to (ignoring case) \"Hi\"", Describe(m));
|
|
}
|
|
|
|
// Tests that HasSubstr() works for matching string-typed values.
|
|
TEST(HasSubstrTest, WorksForStringClasses) {
|
|
const Matcher<std::string> m1 = HasSubstr("foo");
|
|
EXPECT_TRUE(m1.Matches(std::string("I love food.")));
|
|
EXPECT_FALSE(m1.Matches(std::string("tofo")));
|
|
|
|
const Matcher<const std::string&> m2 = HasSubstr("foo");
|
|
EXPECT_TRUE(m2.Matches(std::string("I love food.")));
|
|
EXPECT_FALSE(m2.Matches(std::string("tofo")));
|
|
|
|
const Matcher<std::string> m_empty = HasSubstr("");
|
|
EXPECT_TRUE(m_empty.Matches(std::string()));
|
|
EXPECT_TRUE(m_empty.Matches(std::string("not empty")));
|
|
}
|
|
|
|
// Tests that HasSubstr() works for matching C-string-typed values.
|
|
TEST(HasSubstrTest, WorksForCStrings) {
|
|
const Matcher<char*> m1 = HasSubstr("foo");
|
|
EXPECT_TRUE(m1.Matches(const_cast<char*>("I love food.")));
|
|
EXPECT_FALSE(m1.Matches(const_cast<char*>("tofo")));
|
|
EXPECT_FALSE(m1.Matches(nullptr));
|
|
|
|
const Matcher<const char*> m2 = HasSubstr("foo");
|
|
EXPECT_TRUE(m2.Matches("I love food."));
|
|
EXPECT_FALSE(m2.Matches("tofo"));
|
|
EXPECT_FALSE(m2.Matches(nullptr));
|
|
|
|
const Matcher<const char*> m_empty = HasSubstr("");
|
|
EXPECT_TRUE(m_empty.Matches("not empty"));
|
|
EXPECT_TRUE(m_empty.Matches(""));
|
|
EXPECT_FALSE(m_empty.Matches(nullptr));
|
|
}
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
// Tests that HasSubstr() works for matching StringView-typed values.
|
|
TEST(HasSubstrTest, WorksForStringViewClasses) {
|
|
const Matcher<internal::StringView> m1 =
|
|
HasSubstr(internal::StringView("foo"));
|
|
EXPECT_TRUE(m1.Matches(internal::StringView("I love food.")));
|
|
EXPECT_FALSE(m1.Matches(internal::StringView("tofo")));
|
|
EXPECT_FALSE(m1.Matches(internal::StringView()));
|
|
|
|
const Matcher<const internal::StringView&> m2 = HasSubstr("foo");
|
|
EXPECT_TRUE(m2.Matches(internal::StringView("I love food.")));
|
|
EXPECT_FALSE(m2.Matches(internal::StringView("tofo")));
|
|
EXPECT_FALSE(m2.Matches(internal::StringView()));
|
|
|
|
const Matcher<const internal::StringView&> m3 = HasSubstr("");
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("foo")));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("")));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView()));
|
|
}
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
|
|
// Tests that HasSubstr(s) describes itself properly.
|
|
TEST(HasSubstrTest, CanDescribeSelf) {
|
|
Matcher<std::string> m = HasSubstr("foo\n\"");
|
|
EXPECT_EQ("has substring \"foo\\n\\\"\"", Describe(m));
|
|
}
|
|
|
|
INSTANTIATE_GTEST_MATCHER_TEST_P(KeyTest);
|
|
|
|
TEST(KeyTest, CanDescribeSelf) {
|
|
Matcher<const pair<std::string, int>&> m = Key("foo");
|
|
EXPECT_EQ("has a key that is equal to \"foo\"", Describe(m));
|
|
EXPECT_EQ("doesn't have a key that is equal to \"foo\"", DescribeNegation(m));
|
|
}
|
|
|
|
TEST_P(KeyTestP, ExplainsResult) {
|
|
Matcher<pair<int, bool>> m = Key(GreaterThan(10));
|
|
EXPECT_EQ("whose first field is a value which is 5 less than 10",
|
|
Explain(m, make_pair(5, true)));
|
|
EXPECT_EQ("whose first field is a value which is 5 more than 10",
|
|
Explain(m, make_pair(15, true)));
|
|
}
|
|
|
|
TEST(KeyTest, MatchesCorrectly) {
|
|
pair<int, std::string> p(25, "foo");
|
|
EXPECT_THAT(p, Key(25));
|
|
EXPECT_THAT(p, Not(Key(42)));
|
|
EXPECT_THAT(p, Key(Ge(20)));
|
|
EXPECT_THAT(p, Not(Key(Lt(25))));
|
|
}
|
|
|
|
TEST(KeyTest, WorksWithMoveOnly) {
|
|
pair<std::unique_ptr<int>, std::unique_ptr<int>> p;
|
|
EXPECT_THAT(p, Key(Eq(nullptr)));
|
|
}
|
|
|
|
INSTANTIATE_GTEST_MATCHER_TEST_P(PairTest);
|
|
|
|
template <size_t I>
|
|
struct Tag {};
|
|
|
|
struct PairWithGet {
|
|
int member_1;
|
|
std::string member_2;
|
|
using first_type = int;
|
|
using second_type = std::string;
|
|
|
|
const int& GetImpl(Tag<0>) const { return member_1; }
|
|
const std::string& GetImpl(Tag<1>) const { return member_2; }
|
|
};
|
|
template <size_t I>
|
|
auto get(const PairWithGet& value) -> decltype(value.GetImpl(Tag<I>())) {
|
|
return value.GetImpl(Tag<I>());
|
|
}
|
|
TEST(PairTest, MatchesPairWithGetCorrectly) {
|
|
PairWithGet p{25, "foo"};
|
|
EXPECT_THAT(p, Key(25));
|
|
EXPECT_THAT(p, Not(Key(42)));
|
|
EXPECT_THAT(p, Key(Ge(20)));
|
|
EXPECT_THAT(p, Not(Key(Lt(25))));
|
|
|
|
std::vector<PairWithGet> v = {{11, "Foo"}, {29, "gMockIsBestMock"}};
|
|
EXPECT_THAT(v, Contains(Key(29)));
|
|
}
|
|
|
|
TEST(KeyTest, SafelyCastsInnerMatcher) {
|
|
Matcher<int> is_positive = Gt(0);
|
|
Matcher<int> is_negative = Lt(0);
|
|
pair<char, bool> p('a', true);
|
|
EXPECT_THAT(p, Key(is_positive));
|
|
EXPECT_THAT(p, Not(Key(is_negative)));
|
|
}
|
|
|
|
TEST(KeyTest, InsideContainsUsingMap) {
|
|
map<int, char> container;
|
|
container.insert(make_pair(1, 'a'));
|
|
container.insert(make_pair(2, 'b'));
|
|
container.insert(make_pair(4, 'c'));
|
|
EXPECT_THAT(container, Contains(Key(1)));
|
|
EXPECT_THAT(container, Not(Contains(Key(3))));
|
|
}
|
|
|
|
TEST(KeyTest, InsideContainsUsingMultimap) {
|
|
multimap<int, char> container;
|
|
container.insert(make_pair(1, 'a'));
|
|
container.insert(make_pair(2, 'b'));
|
|
container.insert(make_pair(4, 'c'));
|
|
|
|
EXPECT_THAT(container, Not(Contains(Key(25))));
|
|
container.insert(make_pair(25, 'd'));
|
|
EXPECT_THAT(container, Contains(Key(25)));
|
|
container.insert(make_pair(25, 'e'));
|
|
EXPECT_THAT(container, Contains(Key(25)));
|
|
|
|
EXPECT_THAT(container, Contains(Key(1)));
|
|
EXPECT_THAT(container, Not(Contains(Key(3))));
|
|
}
|
|
|
|
TEST(PairTest, Typing) {
|
|
// Test verifies the following type conversions can be compiled.
|
|
Matcher<const pair<const char*, int>&> m1 = Pair("foo", 42);
|
|
Matcher<const pair<const char*, int>> m2 = Pair("foo", 42);
|
|
Matcher<pair<const char*, int>> m3 = Pair("foo", 42);
|
|
|
|
Matcher<pair<int, const std::string>> m4 = Pair(25, "42");
|
|
Matcher<pair<const std::string, int>> m5 = Pair("25", 42);
|
|
}
|
|
|
|
TEST(PairTest, CanDescribeSelf) {
|
|
Matcher<const pair<std::string, int>&> m1 = Pair("foo", 42);
|
|
EXPECT_EQ(
|
|
"has a first field that is equal to \"foo\""
|
|
", and has a second field that is equal to 42",
|
|
Describe(m1));
|
|
EXPECT_EQ(
|
|
"has a first field that isn't equal to \"foo\""
|
|
", or has a second field that isn't equal to 42",
|
|
DescribeNegation(m1));
|
|
// Double and triple negation (1 or 2 times not and description of negation).
|
|
Matcher<const pair<int, int>&> m2 = Not(Pair(Not(13), 42));
|
|
EXPECT_EQ(
|
|
"has a first field that isn't equal to 13"
|
|
", and has a second field that is equal to 42",
|
|
DescribeNegation(m2));
|
|
}
|
|
|
|
TEST_P(PairTestP, CanExplainMatchResultTo) {
|
|
// If neither field matches, Pair() should explain about the first
|
|
// field.
|
|
const Matcher<pair<int, int>> m = Pair(GreaterThan(0), GreaterThan(0));
|
|
EXPECT_EQ("whose first field does not match, which is 1 less than 0",
|
|
Explain(m, make_pair(-1, -2)));
|
|
|
|
// If the first field matches but the second doesn't, Pair() should
|
|
// explain about the second field.
|
|
EXPECT_EQ("whose second field does not match, which is 2 less than 0",
|
|
Explain(m, make_pair(1, -2)));
|
|
|
|
// If the first field doesn't match but the second does, Pair()
|
|
// should explain about the first field.
|
|
EXPECT_EQ("whose first field does not match, which is 1 less than 0",
|
|
Explain(m, make_pair(-1, 2)));
|
|
|
|
// If both fields match, Pair() should explain about them both.
|
|
EXPECT_EQ(
|
|
"whose both fields match, where the first field is a value "
|
|
"which is 1 more than 0, and the second field is a value "
|
|
"which is 2 more than 0",
|
|
Explain(m, make_pair(1, 2)));
|
|
|
|
// If only the first match has an explanation, only this explanation should
|
|
// be printed.
|
|
const Matcher<pair<int, int>> explain_first = Pair(GreaterThan(0), 0);
|
|
EXPECT_EQ(
|
|
"whose both fields match, where the first field is a value "
|
|
"which is 1 more than 0",
|
|
Explain(explain_first, make_pair(1, 0)));
|
|
|
|
// If only the second match has an explanation, only this explanation should
|
|
// be printed.
|
|
const Matcher<pair<int, int>> explain_second = Pair(0, GreaterThan(0));
|
|
EXPECT_EQ(
|
|
"whose both fields match, where the second field is a value "
|
|
"which is 1 more than 0",
|
|
Explain(explain_second, make_pair(0, 1)));
|
|
}
|
|
|
|
TEST(PairTest, MatchesCorrectly) {
|
|
pair<int, std::string> p(25, "foo");
|
|
|
|
// Both fields match.
|
|
EXPECT_THAT(p, Pair(25, "foo"));
|
|
EXPECT_THAT(p, Pair(Ge(20), HasSubstr("o")));
|
|
|
|
// 'first' doesn't match, but 'second' matches.
|
|
EXPECT_THAT(p, Not(Pair(42, "foo")));
|
|
EXPECT_THAT(p, Not(Pair(Lt(25), "foo")));
|
|
|
|
// 'first' matches, but 'second' doesn't match.
|
|
EXPECT_THAT(p, Not(Pair(25, "bar")));
|
|
EXPECT_THAT(p, Not(Pair(25, Not("foo"))));
|
|
|
|
// Neither field matches.
|
|
EXPECT_THAT(p, Not(Pair(13, "bar")));
|
|
EXPECT_THAT(p, Not(Pair(Lt(13), HasSubstr("a"))));
|
|
}
|
|
|
|
TEST(PairTest, WorksWithMoveOnly) {
|
|
pair<std::unique_ptr<int>, std::unique_ptr<int>> p;
|
|
p.second = std::make_unique<int>(7);
|
|
EXPECT_THAT(p, Pair(Eq(nullptr), Ne(nullptr)));
|
|
}
|
|
|
|
TEST(PairTest, SafelyCastsInnerMatchers) {
|
|
Matcher<int> is_positive = Gt(0);
|
|
Matcher<int> is_negative = Lt(0);
|
|
pair<char, bool> p('a', true);
|
|
EXPECT_THAT(p, Pair(is_positive, _));
|
|
EXPECT_THAT(p, Not(Pair(is_negative, _)));
|
|
EXPECT_THAT(p, Pair(_, is_positive));
|
|
EXPECT_THAT(p, Not(Pair(_, is_negative)));
|
|
}
|
|
|
|
TEST(PairTest, InsideContainsUsingMap) {
|
|
map<int, char> container;
|
|
container.insert(make_pair(1, 'a'));
|
|
container.insert(make_pair(2, 'b'));
|
|
container.insert(make_pair(4, 'c'));
|
|
EXPECT_THAT(container, Contains(Pair(1, 'a')));
|
|
EXPECT_THAT(container, Contains(Pair(1, _)));
|
|
EXPECT_THAT(container, Contains(Pair(_, 'a')));
|
|
EXPECT_THAT(container, Not(Contains(Pair(3, _))));
|
|
}
|
|
|
|
INSTANTIATE_GTEST_MATCHER_TEST_P(FieldsAreTest);
|
|
|
|
TEST(FieldsAreTest, MatchesCorrectly) {
|
|
std::tuple<int, std::string, double> p(25, "foo", .5);
|
|
|
|
// All fields match.
|
|
EXPECT_THAT(p, FieldsAre(25, "foo", .5));
|
|
EXPECT_THAT(p, FieldsAre(Ge(20), HasSubstr("o"), DoubleEq(.5)));
|
|
|
|
// Some don't match.
|
|
EXPECT_THAT(p, Not(FieldsAre(26, "foo", .5)));
|
|
EXPECT_THAT(p, Not(FieldsAre(25, "fo", .5)));
|
|
EXPECT_THAT(p, Not(FieldsAre(25, "foo", .6)));
|
|
}
|
|
|
|
TEST(FieldsAreTest, CanDescribeSelf) {
|
|
Matcher<const pair<std::string, int>&> m1 = FieldsAre("foo", 42);
|
|
EXPECT_EQ(
|
|
"has field #0 that is equal to \"foo\""
|
|
", and has field #1 that is equal to 42",
|
|
Describe(m1));
|
|
EXPECT_EQ(
|
|
"has field #0 that isn't equal to \"foo\""
|
|
", or has field #1 that isn't equal to 42",
|
|
DescribeNegation(m1));
|
|
}
|
|
|
|
TEST_P(FieldsAreTestP, CanExplainMatchResultTo) {
|
|
// The first one that fails is the one that gives the error.
|
|
Matcher<std::tuple<int, int, int>> m =
|
|
FieldsAre(GreaterThan(0), GreaterThan(0), GreaterThan(0));
|
|
|
|
EXPECT_EQ("whose field #0 does not match, which is 1 less than 0",
|
|
Explain(m, std::make_tuple(-1, -2, -3)));
|
|
EXPECT_EQ("whose field #1 does not match, which is 2 less than 0",
|
|
Explain(m, std::make_tuple(1, -2, -3)));
|
|
EXPECT_EQ("whose field #2 does not match, which is 3 less than 0",
|
|
Explain(m, std::make_tuple(1, 2, -3)));
|
|
|
|
// If they all match, we get a long explanation of success.
|
|
EXPECT_EQ(
|
|
"whose all elements match, "
|
|
"where field #0 is a value which is 1 more than 0"
|
|
", and field #1 is a value which is 2 more than 0"
|
|
", and field #2 is a value which is 3 more than 0",
|
|
Explain(m, std::make_tuple(1, 2, 3)));
|
|
|
|
// Only print those that have an explanation.
|
|
m = FieldsAre(GreaterThan(0), 0, GreaterThan(0));
|
|
EXPECT_EQ(
|
|
"whose all elements match, "
|
|
"where field #0 is a value which is 1 more than 0"
|
|
", and field #2 is a value which is 3 more than 0",
|
|
Explain(m, std::make_tuple(1, 0, 3)));
|
|
|
|
// If only one has an explanation, then print that one.
|
|
m = FieldsAre(0, GreaterThan(0), 0);
|
|
EXPECT_EQ(
|
|
"whose all elements match, "
|
|
"where field #1 is a value which is 1 more than 0",
|
|
Explain(m, std::make_tuple(0, 1, 0)));
|
|
}
|
|
|
|
#if defined(__cpp_structured_bindings) && __cpp_structured_bindings >= 201606
|
|
TEST(FieldsAreTest, StructuredBindings) {
|
|
// testing::FieldsAre can also match aggregates and such with C++17 and up.
|
|
struct MyType {
|
|
int i;
|
|
std::string str;
|
|
};
|
|
EXPECT_THAT((MyType{17, "foo"}), FieldsAre(Eq(17), HasSubstr("oo")));
|
|
|
|
// Test all the supported arities.
|
|
struct MyVarType1 {
|
|
int a;
|
|
};
|
|
EXPECT_THAT(MyVarType1{}, FieldsAre(0));
|
|
struct MyVarType2 {
|
|
int a, b;
|
|
};
|
|
EXPECT_THAT(MyVarType2{}, FieldsAre(0, 0));
|
|
struct MyVarType3 {
|
|
int a, b, c;
|
|
};
|
|
EXPECT_THAT(MyVarType3{}, FieldsAre(0, 0, 0));
|
|
struct MyVarType4 {
|
|
int a, b, c, d;
|
|
};
|
|
EXPECT_THAT(MyVarType4{}, FieldsAre(0, 0, 0, 0));
|
|
struct MyVarType5 {
|
|
int a, b, c, d, e;
|
|
};
|
|
EXPECT_THAT(MyVarType5{}, FieldsAre(0, 0, 0, 0, 0));
|
|
struct MyVarType6 {
|
|
int a, b, c, d, e, f;
|
|
};
|
|
EXPECT_THAT(MyVarType6{}, FieldsAre(0, 0, 0, 0, 0, 0));
|
|
struct MyVarType7 {
|
|
int a, b, c, d, e, f, g;
|
|
};
|
|
EXPECT_THAT(MyVarType7{}, FieldsAre(0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType8 {
|
|
int a, b, c, d, e, f, g, h;
|
|
};
|
|
EXPECT_THAT(MyVarType8{}, FieldsAre(0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType9 {
|
|
int a, b, c, d, e, f, g, h, i;
|
|
};
|
|
EXPECT_THAT(MyVarType9{}, FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType10 {
|
|
int a, b, c, d, e, f, g, h, i, j;
|
|
};
|
|
EXPECT_THAT(MyVarType10{}, FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType11 {
|
|
int a, b, c, d, e, f, g, h, i, j, k;
|
|
};
|
|
EXPECT_THAT(MyVarType11{}, FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType12 {
|
|
int a, b, c, d, e, f, g, h, i, j, k, l;
|
|
};
|
|
EXPECT_THAT(MyVarType12{}, FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType13 {
|
|
int a, b, c, d, e, f, g, h, i, j, k, l, m;
|
|
};
|
|
EXPECT_THAT(MyVarType13{}, FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType14 {
|
|
int a, b, c, d, e, f, g, h, i, j, k, l, m, n;
|
|
};
|
|
EXPECT_THAT(MyVarType14{},
|
|
FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType15 {
|
|
int a, b, c, d, e, f, g, h, i, j, k, l, m, n, o;
|
|
};
|
|
EXPECT_THAT(MyVarType15{},
|
|
FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType16 {
|
|
int a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p;
|
|
};
|
|
EXPECT_THAT(MyVarType16{},
|
|
FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType17 {
|
|
int a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q;
|
|
};
|
|
EXPECT_THAT(MyVarType17{},
|
|
FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType18 {
|
|
int a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r;
|
|
};
|
|
EXPECT_THAT(MyVarType18{},
|
|
FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
struct MyVarType19 {
|
|
int a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s;
|
|
};
|
|
EXPECT_THAT(MyVarType19{}, FieldsAre(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0));
|
|
}
|
|
#endif
|
|
|
|
TEST(PairTest, UseGetInsteadOfMembers) {
|
|
PairWithGet pair{7, "ABC"};
|
|
EXPECT_THAT(pair, Pair(7, "ABC"));
|
|
EXPECT_THAT(pair, Pair(Ge(7), HasSubstr("AB")));
|
|
EXPECT_THAT(pair, Not(Pair(Lt(7), "ABC")));
|
|
|
|
std::vector<PairWithGet> v = {{11, "Foo"}, {29, "gMockIsBestMock"}};
|
|
EXPECT_THAT(v,
|
|
ElementsAre(Pair(11, std::string("Foo")), Pair(Ge(10), Not(""))));
|
|
}
|
|
|
|
// Tests StartsWith(s).
|
|
|
|
TEST(StartsWithTest, MatchesStringWithGivenPrefix) {
|
|
const Matcher<const char*> m1 = StartsWith(std::string(""));
|
|
EXPECT_TRUE(m1.Matches("Hi"));
|
|
EXPECT_TRUE(m1.Matches(""));
|
|
EXPECT_FALSE(m1.Matches(nullptr));
|
|
|
|
const Matcher<const std::string&> m2 = StartsWith("Hi");
|
|
EXPECT_TRUE(m2.Matches("Hi"));
|
|
EXPECT_TRUE(m2.Matches("Hi Hi!"));
|
|
EXPECT_TRUE(m2.Matches("High"));
|
|
EXPECT_FALSE(m2.Matches("H"));
|
|
EXPECT_FALSE(m2.Matches(" Hi"));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
const Matcher<internal::StringView> m_empty =
|
|
StartsWith(internal::StringView(""));
|
|
EXPECT_TRUE(m_empty.Matches(internal::StringView()));
|
|
EXPECT_TRUE(m_empty.Matches(internal::StringView("")));
|
|
EXPECT_TRUE(m_empty.Matches(internal::StringView("not empty")));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(StartsWithTest, CanDescribeSelf) {
|
|
Matcher<const std::string> m = StartsWith("Hi");
|
|
EXPECT_EQ("starts with \"Hi\"", Describe(m));
|
|
}
|
|
|
|
// Tests EndsWith(s).
|
|
|
|
TEST(EndsWithTest, MatchesStringWithGivenSuffix) {
|
|
const Matcher<const char*> m1 = EndsWith("");
|
|
EXPECT_TRUE(m1.Matches("Hi"));
|
|
EXPECT_TRUE(m1.Matches(""));
|
|
EXPECT_FALSE(m1.Matches(nullptr));
|
|
|
|
const Matcher<const std::string&> m2 = EndsWith(std::string("Hi"));
|
|
EXPECT_TRUE(m2.Matches("Hi"));
|
|
EXPECT_TRUE(m2.Matches("Wow Hi Hi"));
|
|
EXPECT_TRUE(m2.Matches("Super Hi"));
|
|
EXPECT_FALSE(m2.Matches("i"));
|
|
EXPECT_FALSE(m2.Matches("Hi "));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
const Matcher<const internal::StringView&> m4 =
|
|
EndsWith(internal::StringView(""));
|
|
EXPECT_TRUE(m4.Matches("Hi"));
|
|
EXPECT_TRUE(m4.Matches(""));
|
|
EXPECT_TRUE(m4.Matches(internal::StringView()));
|
|
EXPECT_TRUE(m4.Matches(internal::StringView("")));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(EndsWithTest, CanDescribeSelf) {
|
|
Matcher<const std::string> m = EndsWith("Hi");
|
|
EXPECT_EQ("ends with \"Hi\"", Describe(m));
|
|
}
|
|
|
|
// Tests WhenBase64Unescaped.
|
|
|
|
TEST(WhenBase64UnescapedTest, MatchesUnescapedBase64Strings) {
|
|
const Matcher<const char*> m1 = WhenBase64Unescaped(EndsWith("!"));
|
|
EXPECT_FALSE(m1.Matches("invalid base64"));
|
|
EXPECT_FALSE(m1.Matches("aGVsbG8gd29ybGQ=")); // hello world
|
|
EXPECT_TRUE(m1.Matches("aGVsbG8gd29ybGQh")); // hello world!
|
|
EXPECT_TRUE(m1.Matches("+/-_IQ")); // \xfb\xff\xbf!
|
|
|
|
const Matcher<const std::string&> m2 = WhenBase64Unescaped(EndsWith("!"));
|
|
EXPECT_FALSE(m2.Matches("invalid base64"));
|
|
EXPECT_FALSE(m2.Matches("aGVsbG8gd29ybGQ=")); // hello world
|
|
EXPECT_TRUE(m2.Matches("aGVsbG8gd29ybGQh")); // hello world!
|
|
EXPECT_TRUE(m2.Matches("+/-_IQ")); // \xfb\xff\xbf!
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
const Matcher<const internal::StringView&> m3 =
|
|
WhenBase64Unescaped(EndsWith("!"));
|
|
EXPECT_FALSE(m3.Matches("invalid base64"));
|
|
EXPECT_FALSE(m3.Matches("aGVsbG8gd29ybGQ=")); // hello world
|
|
EXPECT_TRUE(m3.Matches("aGVsbG8gd29ybGQh")); // hello world!
|
|
EXPECT_TRUE(m3.Matches("+/-_IQ")); // \xfb\xff\xbf!
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(WhenBase64UnescapedTest, CanDescribeSelf) {
|
|
const Matcher<const char*> m = WhenBase64Unescaped(EndsWith("!"));
|
|
EXPECT_EQ("matches after Base64Unescape ends with \"!\"", Describe(m));
|
|
}
|
|
|
|
// Tests MatchesRegex().
|
|
|
|
TEST(MatchesRegexTest, MatchesStringMatchingGivenRegex) {
|
|
const Matcher<const char*> m1 = MatchesRegex("a.*z");
|
|
EXPECT_TRUE(m1.Matches("az"));
|
|
EXPECT_TRUE(m1.Matches("abcz"));
|
|
EXPECT_FALSE(m1.Matches(nullptr));
|
|
|
|
const Matcher<const std::string&> m2 = MatchesRegex(new RE("a.*z"));
|
|
EXPECT_TRUE(m2.Matches("azbz"));
|
|
EXPECT_FALSE(m2.Matches("az1"));
|
|
EXPECT_FALSE(m2.Matches("1az"));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
const Matcher<const internal::StringView&> m3 = MatchesRegex("a.*z");
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("az")));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("abcz")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView("1az")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView()));
|
|
const Matcher<const internal::StringView&> m4 =
|
|
MatchesRegex(internal::StringView(""));
|
|
EXPECT_TRUE(m4.Matches(internal::StringView("")));
|
|
EXPECT_TRUE(m4.Matches(internal::StringView()));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(MatchesRegexTest, CanDescribeSelf) {
|
|
Matcher<const std::string> m1 = MatchesRegex(std::string("Hi.*"));
|
|
EXPECT_EQ("matches regular expression \"Hi.*\"", Describe(m1));
|
|
|
|
Matcher<const char*> m2 = MatchesRegex(new RE("a.*"));
|
|
EXPECT_EQ("matches regular expression \"a.*\"", Describe(m2));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
Matcher<const internal::StringView> m3 = MatchesRegex(new RE("0.*"));
|
|
EXPECT_EQ("matches regular expression \"0.*\"", Describe(m3));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
// Tests ContainsRegex().
|
|
|
|
TEST(ContainsRegexTest, MatchesStringContainingGivenRegex) {
|
|
const Matcher<const char*> m1 = ContainsRegex(std::string("a.*z"));
|
|
EXPECT_TRUE(m1.Matches("az"));
|
|
EXPECT_TRUE(m1.Matches("0abcz1"));
|
|
EXPECT_FALSE(m1.Matches(nullptr));
|
|
|
|
const Matcher<const std::string&> m2 = ContainsRegex(new RE("a.*z"));
|
|
EXPECT_TRUE(m2.Matches("azbz"));
|
|
EXPECT_TRUE(m2.Matches("az1"));
|
|
EXPECT_FALSE(m2.Matches("1a"));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
const Matcher<const internal::StringView&> m3 = ContainsRegex(new RE("a.*z"));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("azbz")));
|
|
EXPECT_TRUE(m3.Matches(internal::StringView("az1")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView("1a")));
|
|
EXPECT_FALSE(m3.Matches(internal::StringView()));
|
|
const Matcher<const internal::StringView&> m4 =
|
|
ContainsRegex(internal::StringView(""));
|
|
EXPECT_TRUE(m4.Matches(internal::StringView("")));
|
|
EXPECT_TRUE(m4.Matches(internal::StringView()));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
TEST(ContainsRegexTest, CanDescribeSelf) {
|
|
Matcher<const std::string> m1 = ContainsRegex("Hi.*");
|
|
EXPECT_EQ("contains regular expression \"Hi.*\"", Describe(m1));
|
|
|
|
Matcher<const char*> m2 = ContainsRegex(new RE("a.*"));
|
|
EXPECT_EQ("contains regular expression \"a.*\"", Describe(m2));
|
|
|
|
#if GTEST_INTERNAL_HAS_STRING_VIEW
|
|
Matcher<const internal::StringView> m3 = ContainsRegex(new RE("0.*"));
|
|
EXPECT_EQ("contains regular expression \"0.*\"", Describe(m3));
|
|
#endif // GTEST_INTERNAL_HAS_STRING_VIEW
|
|
}
|
|
|
|
// Tests for wide strings.
|
|
#if GTEST_HAS_STD_WSTRING
|
|
TEST(StdWideStrEqTest, MatchesEqual) {
|
|
Matcher<const wchar_t*> m = StrEq(::std::wstring(L"Hello"));
|
|
EXPECT_TRUE(m.Matches(L"Hello"));
|
|
EXPECT_FALSE(m.Matches(L"hello"));
|
|
EXPECT_FALSE(m.Matches(nullptr));
|
|
|
|
Matcher<const ::std::wstring&> m2 = StrEq(L"Hello");
|
|
EXPECT_TRUE(m2.Matches(L"Hello"));
|
|
EXPECT_FALSE(m2.Matches(L"Hi"));
|
|
|
|
Matcher<const ::std::wstring&> m3 = StrEq(L"\xD3\x576\x8D3\xC74D");
|
|
EXPECT_TRUE(m3.Matches(L"\xD3\x576\x8D3\xC74D"));
|
|
EXPECT_FALSE(m3.Matches(L"\xD3\x576\x8D3\xC74E"));
|
|
|
|
::std::wstring str(L"01204500800");
|
|
str[3] = L'\0';
|
|
Matcher<const ::std::wstring&> m4 = StrEq(str);
|
|
EXPECT_TRUE(m4.Matches(str));
|
|
str[0] = str[6] = str[7] = str[9] = str[10] = L'\0';
|
|
Matcher<const ::std::wstring&> m5 = StrEq(str);
|
|
EXPECT_TRUE(m5.Matches(str));
|
|
}
|
|
|
|
TEST(StdWideStrEqTest, CanDescribeSelf) {
|
|
Matcher<::std::wstring> m = StrEq(L"Hi-\'\"?\\\a\b\f\n\r\t\v");
|
|
EXPECT_EQ("is equal to L\"Hi-\'\\\"?\\\\\\a\\b\\f\\n\\r\\t\\v\"",
|
|
Describe(m));
|
|
|
|
Matcher<::std::wstring> m2 = StrEq(L"\xD3\x576\x8D3\xC74D");
|
|
EXPECT_EQ("is equal to L\"\\xD3\\x576\\x8D3\\xC74D\"", Describe(m2));
|
|
|
|
::std::wstring str(L"01204500800");
|
|
str[3] = L'\0';
|
|
Matcher<const ::std::wstring&> m4 = StrEq(str);
|
|
EXPECT_EQ("is equal to L\"012\\04500800\"", Describe(m4));
|
|
str[0] = str[6] = str[7] = str[9] = str[10] = L'\0';
|
|
Matcher<const ::std::wstring&> m5 = StrEq(str);
|
|
EXPECT_EQ("is equal to L\"\\012\\045\\0\\08\\0\\0\"", Describe(m5));
|
|
}
|
|
|
|
TEST(StdWideStrNeTest, MatchesUnequalString) {
|
|
Matcher<const wchar_t*> m = StrNe(L"Hello");
|
|
EXPECT_TRUE(m.Matches(L""));
|
|
EXPECT_TRUE(m.Matches(nullptr));
|
|
EXPECT_FALSE(m.Matches(L"Hello"));
|
|
|
|
Matcher<::std::wstring> m2 = StrNe(::std::wstring(L"Hello"));
|
|
EXPECT_TRUE(m2.Matches(L"hello"));
|
|
EXPECT_FALSE(m2.Matches(L"Hello"));
|
|
}
|
|
|
|
TEST(StdWideStrNeTest, CanDescribeSelf) {
|
|
Matcher<const wchar_t*> m = StrNe(L"Hi");
|
|
EXPECT_EQ("isn't equal to L\"Hi\"", Describe(m));
|
|
}
|
|
|
|
TEST(StdWideStrCaseEqTest, MatchesEqualStringIgnoringCase) {
|
|
Matcher<const wchar_t*> m = StrCaseEq(::std::wstring(L"Hello"));
|
|
EXPECT_TRUE(m.Matches(L"Hello"));
|
|
EXPECT_TRUE(m.Matches(L"hello"));
|
|
EXPECT_FALSE(m.Matches(L"Hi"));
|
|
EXPECT_FALSE(m.Matches(nullptr));
|
|
|
|
Matcher<const ::std::wstring&> m2 = StrCaseEq(L"Hello");
|
|
EXPECT_TRUE(m2.Matches(L"hello"));
|
|
EXPECT_FALSE(m2.Matches(L"Hi"));
|
|
}
|
|
|
|
TEST(StdWideStrCaseEqTest, MatchesEqualStringWith0IgnoringCase) {
|
|
::std::wstring str1(L"oabocdooeoo");
|
|
::std::wstring str2(L"OABOCDOOEOO");
|
|
Matcher<const ::std::wstring&> m0 = StrCaseEq(str1);
|
|
EXPECT_FALSE(m0.Matches(str2 + ::std::wstring(1, L'\0')));
|
|
|
|
str1[3] = str2[3] = L'\0';
|
|
Matcher<const ::std::wstring&> m1 = StrCaseEq(str1);
|
|
EXPECT_TRUE(m1.Matches(str2));
|
|
|
|
str1[0] = str1[6] = str1[7] = str1[10] = L'\0';
|
|
str2[0] = str2[6] = str2[7] = str2[10] = L'\0';
|
|
Matcher<const ::std::wstring&> m2 = StrCaseEq(str1);
|
|
str1[9] = str2[9] = L'\0';
|
|
EXPECT_FALSE(m2.Matches(str2));
|
|
|
|
Matcher<const ::std::wstring&> m3 = StrCaseEq(str1);
|
|
EXPECT_TRUE(m3.Matches(str2));
|
|
|
|
EXPECT_FALSE(m3.Matches(str2 + L"x"));
|
|
str2.append(1, L'\0');
|
|
EXPECT_FALSE(m3.Matches(str2));
|
|
EXPECT_FALSE(m3.Matches(::std::wstring(str2, 0, 9)));
|
|
}
|
|
|
|
TEST(StdWideStrCaseEqTest, CanDescribeSelf) {
|
|
Matcher<::std::wstring> m = StrCaseEq(L"Hi");
|
|
EXPECT_EQ("is equal to (ignoring case) L\"Hi\"", Describe(m));
|
|
}
|
|
|
|
TEST(StdWideStrCaseNeTest, MatchesUnequalStringIgnoringCase) {
|
|
Matcher<const wchar_t*> m = StrCaseNe(L"Hello");
|
|
EXPECT_TRUE(m.Matches(L"Hi"));
|
|
EXPECT_TRUE(m.Matches(nullptr));
|
|
EXPECT_FALSE(m.Matches(L"Hello"));
|
|
EXPECT_FALSE(m.Matches(L"hello"));
|
|
|
|
Matcher<::std::wstring> m2 = StrCaseNe(::std::wstring(L"Hello"));
|
|
EXPECT_TRUE(m2.Matches(L""));
|
|
EXPECT_FALSE(m2.Matches(L"Hello"));
|
|
}
|
|
|
|
TEST(StdWideStrCaseNeTest, CanDescribeSelf) {
|
|
Matcher<const wchar_t*> m = StrCaseNe(L"Hi");
|
|
EXPECT_EQ("isn't equal to (ignoring case) L\"Hi\"", Describe(m));
|
|
}
|
|
|
|
// Tests that HasSubstr() works for matching wstring-typed values.
|
|
TEST(StdWideHasSubstrTest, WorksForStringClasses) {
|
|
const Matcher<::std::wstring> m1 = HasSubstr(L"foo");
|
|
EXPECT_TRUE(m1.Matches(::std::wstring(L"I love food.")));
|
|
EXPECT_FALSE(m1.Matches(::std::wstring(L"tofo")));
|
|
|
|
const Matcher<const ::std::wstring&> m2 = HasSubstr(L"foo");
|
|
EXPECT_TRUE(m2.Matches(::std::wstring(L"I love food.")));
|
|
EXPECT_FALSE(m2.Matches(::std::wstring(L"tofo")));
|
|
}
|
|
|
|
// Tests that HasSubstr() works for matching C-wide-string-typed values.
|
|
TEST(StdWideHasSubstrTest, WorksForCStrings) {
|
|
const Matcher<wchar_t*> m1 = HasSubstr(L"foo");
|
|
EXPECT_TRUE(m1.Matches(const_cast<wchar_t*>(L"I love food.")));
|
|
EXPECT_FALSE(m1.Matches(const_cast<wchar_t*>(L"tofo")));
|
|
EXPECT_FALSE(m1.Matches(nullptr));
|
|
|
|
const Matcher<const wchar_t*> m2 = HasSubstr(L"foo");
|
|
EXPECT_TRUE(m2.Matches(L"I love food."));
|
|
EXPECT_FALSE(m2.Matches(L"tofo"));
|
|
EXPECT_FALSE(m2.Matches(nullptr));
|
|
}
|
|
|
|
// Tests that HasSubstr(s) describes itself properly.
|
|
TEST(StdWideHasSubstrTest, CanDescribeSelf) {
|
|
Matcher<::std::wstring> m = HasSubstr(L"foo\n\"");
|
|
EXPECT_EQ("has substring L\"foo\\n\\\"\"", Describe(m));
|
|
}
|
|
|
|
// Tests StartsWith(s).
|
|
|
|
TEST(StdWideStartsWithTest, MatchesStringWithGivenPrefix) {
|
|
const Matcher<const wchar_t*> m1 = StartsWith(::std::wstring(L""));
|
|
EXPECT_TRUE(m1.Matches(L"Hi"));
|
|
EXPECT_TRUE(m1.Matches(L""));
|
|
EXPECT_FALSE(m1.Matches(nullptr));
|
|
|
|
const Matcher<const ::std::wstring&> m2 = StartsWith(L"Hi");
|
|
EXPECT_TRUE(m2.Matches(L"Hi"));
|
|
EXPECT_TRUE(m2.Matches(L"Hi Hi!"));
|
|
EXPECT_TRUE(m2.Matches(L"High"));
|
|
EXPECT_FALSE(m2.Matches(L"H"));
|
|
EXPECT_FALSE(m2.Matches(L" Hi"));
|
|
}
|
|
|
|
TEST(StdWideStartsWithTest, CanDescribeSelf) {
|
|
Matcher<const ::std::wstring> m = StartsWith(L"Hi");
|
|
EXPECT_EQ("starts with L\"Hi\"", Describe(m));
|
|
}
|
|
|
|
// Tests EndsWith(s).
|
|
|
|
TEST(StdWideEndsWithTest, MatchesStringWithGivenSuffix) {
|
|
const Matcher<const wchar_t*> m1 = EndsWith(L"");
|
|
EXPECT_TRUE(m1.Matches(L"Hi"));
|
|
EXPECT_TRUE(m1.Matches(L""));
|
|
EXPECT_FALSE(m1.Matches(nullptr));
|
|
|
|
const Matcher<const ::std::wstring&> m2 = EndsWith(::std::wstring(L"Hi"));
|
|
EXPECT_TRUE(m2.Matches(L"Hi"));
|
|
EXPECT_TRUE(m2.Matches(L"Wow Hi Hi"));
|
|
EXPECT_TRUE(m2.Matches(L"Super Hi"));
|
|
EXPECT_FALSE(m2.Matches(L"i"));
|
|
EXPECT_FALSE(m2.Matches(L"Hi "));
|
|
}
|
|
|
|
TEST(StdWideEndsWithTest, CanDescribeSelf) {
|
|
Matcher<const ::std::wstring> m = EndsWith(L"Hi");
|
|
EXPECT_EQ("ends with L\"Hi\"", Describe(m));
|
|
}
|
|
|
|
#endif // GTEST_HAS_STD_WSTRING
|
|
|
|
TEST(ExplainMatchResultTest, WorksWithPolymorphicMatcher) {
|
|
StringMatchResultListener listener1;
|
|
EXPECT_TRUE(ExplainMatchResult(PolymorphicIsEven(), 42, &listener1));
|
|
EXPECT_EQ("% 2 == 0", listener1.str());
|
|
|
|
StringMatchResultListener listener2;
|
|
EXPECT_FALSE(ExplainMatchResult(Ge(42), 1.5, &listener2));
|
|
EXPECT_EQ("", listener2.str());
|
|
}
|
|
|
|
TEST(ExplainMatchResultTest, WorksWithMonomorphicMatcher) {
|
|
const Matcher<int> is_even = PolymorphicIsEven();
|
|
StringMatchResultListener listener1;
|
|
EXPECT_TRUE(ExplainMatchResult(is_even, 42, &listener1));
|
|
EXPECT_EQ("% 2 == 0", listener1.str());
|
|
|
|
const Matcher<const double&> is_zero = Eq(0);
|
|
StringMatchResultListener listener2;
|
|
EXPECT_FALSE(ExplainMatchResult(is_zero, 1.5, &listener2));
|
|
EXPECT_EQ("", listener2.str());
|
|
}
|
|
|
|
MATCHER(ConstructNoArg, "") { return true; }
|
|
MATCHER_P(Construct1Arg, arg1, "") { return true; }
|
|
MATCHER_P2(Construct2Args, arg1, arg2, "") { return true; }
|
|
|
|
TEST(MatcherConstruct, ExplicitVsImplicit) {
|
|
{
|
|
// No arg constructor can be constructed with empty brace.
|
|
ConstructNoArgMatcher m = {};
|
|
(void)m;
|
|
// And with no args
|
|
ConstructNoArgMatcher m2;
|
|
(void)m2;
|
|
}
|
|
{
|
|
// The one arg constructor has an explicit constructor.
|
|
// This is to prevent the implicit conversion.
|
|
using M = Construct1ArgMatcherP<int>;
|
|
EXPECT_TRUE((std::is_constructible<M, int>::value));
|
|
EXPECT_FALSE((std::is_convertible<int, M>::value));
|
|
}
|
|
{
|
|
// Multiple arg matchers can be constructed with an implicit construction.
|
|
Construct2ArgsMatcherP2<int, double> m = {1, 2.2};
|
|
(void)m;
|
|
}
|
|
}
|
|
|
|
MATCHER_P(Really, inner_matcher, "") {
|
|
return ExplainMatchResult(inner_matcher, arg, result_listener);
|
|
}
|
|
|
|
TEST(ExplainMatchResultTest, WorksInsideMATCHER) {
|
|
EXPECT_THAT(0, Really(Eq(0)));
|
|
}
|
|
|
|
TEST(DescribeMatcherTest, WorksWithValue) {
|
|
EXPECT_EQ("is equal to 42", DescribeMatcher<int>(42));
|
|
EXPECT_EQ("isn't equal to 42", DescribeMatcher<int>(42, true));
|
|
}
|
|
|
|
TEST(DescribeMatcherTest, WorksWithMonomorphicMatcher) {
|
|
const Matcher<int> monomorphic = Le(0);
|
|
EXPECT_EQ("is <= 0", DescribeMatcher<int>(monomorphic));
|
|
EXPECT_EQ("isn't <= 0", DescribeMatcher<int>(monomorphic, true));
|
|
}
|
|
|
|
TEST(DescribeMatcherTest, WorksWithPolymorphicMatcher) {
|
|
EXPECT_EQ("is even", DescribeMatcher<int>(PolymorphicIsEven()));
|
|
EXPECT_EQ("is odd", DescribeMatcher<int>(PolymorphicIsEven(), true));
|
|
}
|
|
|
|
MATCHER_P(FieldIIs, inner_matcher, "") {
|
|
return ExplainMatchResult(inner_matcher, arg.i, result_listener);
|
|
}
|
|
|
|
#if GTEST_HAS_RTTI
|
|
TEST(WhenDynamicCastToTest, SameType) {
|
|
Derived derived;
|
|
derived.i = 4;
|
|
|
|
// Right type. A pointer is passed down.
|
|
Base* as_base_ptr = &derived;
|
|
EXPECT_THAT(as_base_ptr, WhenDynamicCastTo<Derived*>(Not(IsNull())));
|
|
EXPECT_THAT(as_base_ptr, WhenDynamicCastTo<Derived*>(Pointee(FieldIIs(4))));
|
|
EXPECT_THAT(as_base_ptr,
|
|
Not(WhenDynamicCastTo<Derived*>(Pointee(FieldIIs(5)))));
|
|
}
|
|
|
|
TEST(WhenDynamicCastToTest, WrongTypes) {
|
|
Base base;
|
|
Derived derived;
|
|
OtherDerived other_derived;
|
|
|
|
// Wrong types. NULL is passed.
|
|
EXPECT_THAT(&base, Not(WhenDynamicCastTo<Derived*>(Pointee(_))));
|
|
EXPECT_THAT(&base, WhenDynamicCastTo<Derived*>(IsNull()));
|
|
Base* as_base_ptr = &derived;
|
|
EXPECT_THAT(as_base_ptr, Not(WhenDynamicCastTo<OtherDerived*>(Pointee(_))));
|
|
EXPECT_THAT(as_base_ptr, WhenDynamicCastTo<OtherDerived*>(IsNull()));
|
|
as_base_ptr = &other_derived;
|
|
EXPECT_THAT(as_base_ptr, Not(WhenDynamicCastTo<Derived*>(Pointee(_))));
|
|
EXPECT_THAT(as_base_ptr, WhenDynamicCastTo<Derived*>(IsNull()));
|
|
}
|
|
|
|
TEST(WhenDynamicCastToTest, AlreadyNull) {
|
|
// Already NULL.
|
|
Base* as_base_ptr = nullptr;
|
|
EXPECT_THAT(as_base_ptr, WhenDynamicCastTo<Derived*>(IsNull()));
|
|
}
|
|
|
|
struct AmbiguousCastTypes {
|
|
class VirtualDerived : public virtual Base {};
|
|
class DerivedSub1 : public VirtualDerived {};
|
|
class DerivedSub2 : public VirtualDerived {};
|
|
class ManyDerivedInHierarchy : public DerivedSub1, public DerivedSub2 {};
|
|
};
|
|
|
|
TEST(WhenDynamicCastToTest, AmbiguousCast) {
|
|
AmbiguousCastTypes::DerivedSub1 sub1;
|
|
AmbiguousCastTypes::ManyDerivedInHierarchy many_derived;
|
|
// Multiply derived from Base. dynamic_cast<> returns NULL.
|
|
Base* as_base_ptr =
|
|
static_cast<AmbiguousCastTypes::DerivedSub1*>(&many_derived);
|
|
EXPECT_THAT(as_base_ptr,
|
|
WhenDynamicCastTo<AmbiguousCastTypes::VirtualDerived*>(IsNull()));
|
|
as_base_ptr = &sub1;
|
|
EXPECT_THAT(
|
|
as_base_ptr,
|
|
WhenDynamicCastTo<AmbiguousCastTypes::VirtualDerived*>(Not(IsNull())));
|
|
}
|
|
|
|
TEST(WhenDynamicCastToTest, Describe) {
|
|
Matcher<Base*> matcher = WhenDynamicCastTo<Derived*>(Pointee(_));
|
|
const std::string prefix =
|
|
"when dynamic_cast to " + internal::GetTypeName<Derived*>() + ", ";
|
|
EXPECT_EQ(prefix + "points to a value that is anything", Describe(matcher));
|
|
EXPECT_EQ(prefix + "does not point to a value that is anything",
|
|
DescribeNegation(matcher));
|
|
}
|
|
|
|
TEST(WhenDynamicCastToTest, Explain) {
|
|
Matcher<Base*> matcher = WhenDynamicCastTo<Derived*>(Pointee(_));
|
|
Base* null = nullptr;
|
|
EXPECT_THAT(Explain(matcher, null), HasSubstr("NULL"));
|
|
Derived derived;
|
|
EXPECT_TRUE(matcher.Matches(&derived));
|
|
EXPECT_THAT(Explain(matcher, &derived), HasSubstr("which points to "));
|
|
|
|
// With references, the matcher itself can fail. Test for that one.
|
|
Matcher<const Base&> ref_matcher = WhenDynamicCastTo<const OtherDerived&>(_);
|
|
EXPECT_THAT(Explain(ref_matcher, derived),
|
|
HasSubstr("which cannot be dynamic_cast"));
|
|
}
|
|
|
|
TEST(WhenDynamicCastToTest, GoodReference) {
|
|
Derived derived;
|
|
derived.i = 4;
|
|
Base& as_base_ref = derived;
|
|
EXPECT_THAT(as_base_ref, WhenDynamicCastTo<const Derived&>(FieldIIs(4)));
|
|
EXPECT_THAT(as_base_ref, WhenDynamicCastTo<const Derived&>(Not(FieldIIs(5))));
|
|
}
|
|
|
|
TEST(WhenDynamicCastToTest, BadReference) {
|
|
Derived derived;
|
|
Base& as_base_ref = derived;
|
|
EXPECT_THAT(as_base_ref, Not(WhenDynamicCastTo<const OtherDerived&>(_)));
|
|
}
|
|
#endif // GTEST_HAS_RTTI
|
|
|
|
class DivisibleByImpl {
|
|
public:
|
|
explicit DivisibleByImpl(int a_divider) : divider_(a_divider) {}
|
|
|
|
// For testing using ExplainMatchResultTo() with polymorphic matchers.
|
|
template <typename T>
|
|
bool MatchAndExplain(const T& n, MatchResultListener* listener) const {
|
|
*listener << "which is " << (n % divider_) << " modulo " << divider_;
|
|
return (n % divider_) == 0;
|
|
}
|
|
|
|
void DescribeTo(ostream* os) const { *os << "is divisible by " << divider_; }
|
|
|
|
void DescribeNegationTo(ostream* os) const {
|
|
*os << "is not divisible by " << divider_;
|
|
}
|
|
|
|
void set_divider(int a_divider) { divider_ = a_divider; }
|
|
int divider() const { return divider_; }
|
|
|
|
private:
|
|
int divider_;
|
|
};
|
|
|
|
PolymorphicMatcher<DivisibleByImpl> DivisibleBy(int n) {
|
|
return MakePolymorphicMatcher(DivisibleByImpl(n));
|
|
}
|
|
|
|
// Tests that when AllOf() fails, only the first failing matcher is
|
|
// asked to explain why.
|
|
TEST(ExplainMatchResultTest, AllOf_False_False) {
|
|
const Matcher<int> m = AllOf(DivisibleBy(4), DivisibleBy(3));
|
|
EXPECT_EQ("which is 1 modulo 4", Explain(m, 5));
|
|
}
|
|
|
|
// Tests that when AllOf() fails, only the first failing matcher is
|
|
// asked to explain why.
|
|
TEST(ExplainMatchResultTest, AllOf_False_True) {
|
|
const Matcher<int> m = AllOf(DivisibleBy(4), DivisibleBy(3));
|
|
EXPECT_EQ("which is 2 modulo 4", Explain(m, 6));
|
|
}
|
|
|
|
// Tests that when AllOf() fails, only the first failing matcher is
|
|
// asked to explain why.
|
|
TEST(ExplainMatchResultTest, AllOf_True_False) {
|
|
const Matcher<int> m = AllOf(Ge(1), DivisibleBy(3));
|
|
EXPECT_EQ("which is 2 modulo 3", Explain(m, 5));
|
|
}
|
|
|
|
// Tests that when AllOf() succeeds, all matchers are asked to explain
|
|
// why.
|
|
TEST(ExplainMatchResultTest, AllOf_True_True) {
|
|
const Matcher<int> m = AllOf(DivisibleBy(2), DivisibleBy(3));
|
|
EXPECT_EQ("which is 0 modulo 2, and which is 0 modulo 3", Explain(m, 6));
|
|
}
|
|
|
|
TEST(ExplainMatchResultTest, AllOf_True_True_2) {
|
|
const Matcher<int> m = AllOf(Ge(2), Le(3));
|
|
EXPECT_EQ("", Explain(m, 2));
|
|
}
|
|
|
|
INSTANTIATE_GTEST_MATCHER_TEST_P(ExplainmatcherResultTest);
|
|
|
|
TEST_P(ExplainmatcherResultTestP, MonomorphicMatcher) {
|
|
const Matcher<int> m = GreaterThan(5);
|
|
EXPECT_EQ("which is 1 more than 5", Explain(m, 6));
|
|
}
|
|
|
|
// Tests PolymorphicMatcher::mutable_impl().
|
|
TEST(PolymorphicMatcherTest, CanAccessMutableImpl) {
|
|
PolymorphicMatcher<DivisibleByImpl> m(DivisibleByImpl(42));
|
|
DivisibleByImpl& impl = m.mutable_impl();
|
|
EXPECT_EQ(42, impl.divider());
|
|
|
|
impl.set_divider(0);
|
|
EXPECT_EQ(0, m.mutable_impl().divider());
|
|
}
|
|
|
|
// Tests PolymorphicMatcher::impl().
|
|
TEST(PolymorphicMatcherTest, CanAccessImpl) {
|
|
const PolymorphicMatcher<DivisibleByImpl> m(DivisibleByImpl(42));
|
|
const DivisibleByImpl& impl = m.impl();
|
|
EXPECT_EQ(42, impl.divider());
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace gmock_matchers_test
|
|
} // namespace testing
|
|
|
|
GTEST_DISABLE_MSC_WARNINGS_POP_() // 4244 4100
|