542 lines
15 KiB
C++
542 lines
15 KiB
C++
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// Copyright 2008, 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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#include "gmock/gmock-nice-strict.h"
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#include <string>
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#include <utility>
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#include "gmock/gmock.h"
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#include "gtest/gtest-spi.h"
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#include "gtest/gtest.h"
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// This must not be defined inside the ::testing namespace, or it will
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// clash with ::testing::Mock.
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class Mock {
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public:
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Mock() = default;
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MOCK_METHOD0(DoThis, void());
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private:
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Mock(const Mock&) = delete;
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Mock& operator=(const Mock&) = delete;
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};
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namespace testing {
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namespace gmock_nice_strict_test {
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using testing::HasSubstr;
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using testing::NaggyMock;
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using testing::NiceMock;
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using testing::StrictMock;
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#if GTEST_HAS_STREAM_REDIRECTION
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using testing::internal::CaptureStdout;
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using testing::internal::GetCapturedStdout;
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#endif
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// Class without default constructor.
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class NotDefaultConstructible {
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public:
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explicit NotDefaultConstructible(int) {}
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};
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class CallsMockMethodInDestructor {
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public:
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~CallsMockMethodInDestructor() { OnDestroy(); }
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MOCK_METHOD(void, OnDestroy, ());
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};
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// Defines some mock classes needed by the tests.
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class Foo {
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public:
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virtual ~Foo() = default;
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virtual void DoThis() = 0;
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virtual int DoThat(bool flag) = 0;
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};
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class MockFoo : public Foo {
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public:
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MockFoo() = default;
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void Delete() { delete this; }
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MOCK_METHOD0(DoThis, void());
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MOCK_METHOD1(DoThat, int(bool flag));
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MOCK_METHOD0(ReturnNonDefaultConstructible, NotDefaultConstructible());
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private:
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MockFoo(const MockFoo&) = delete;
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MockFoo& operator=(const MockFoo&) = delete;
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};
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class MockBar {
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public:
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explicit MockBar(const std::string& s) : str_(s) {}
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MockBar(char a1, char a2, std::string a3, std::string a4, int a5, int a6,
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const std::string& a7, const std::string& a8, bool a9, bool a10) {
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str_ = std::string() + a1 + a2 + a3 + a4 + static_cast<char>(a5) +
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static_cast<char>(a6) + a7 + a8 + (a9 ? 'T' : 'F') +
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(a10 ? 'T' : 'F');
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}
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virtual ~MockBar() = default;
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const std::string& str() const { return str_; }
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MOCK_METHOD0(This, int());
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MOCK_METHOD2(That, std::string(int, bool));
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private:
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std::string str_;
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MockBar(const MockBar&) = delete;
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MockBar& operator=(const MockBar&) = delete;
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};
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class MockBaz {
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public:
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class MoveOnly {
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public:
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MoveOnly() = default;
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MoveOnly(const MoveOnly&) = delete;
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MoveOnly& operator=(const MoveOnly&) = delete;
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MoveOnly(MoveOnly&&) = default;
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MoveOnly& operator=(MoveOnly&&) = default;
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};
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MockBaz(MoveOnly) {}
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};
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#if GTEST_HAS_STREAM_REDIRECTION
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// Tests that a raw mock generates warnings for uninteresting calls.
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TEST(RawMockTest, WarningForUninterestingCall) {
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const std::string saved_flag = GMOCK_FLAG_GET(verbose);
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GMOCK_FLAG_SET(verbose, "warning");
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MockFoo raw_foo;
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CaptureStdout();
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raw_foo.DoThis();
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raw_foo.DoThat(true);
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EXPECT_THAT(GetCapturedStdout(),
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HasSubstr("Uninteresting mock function call"));
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GMOCK_FLAG_SET(verbose, saved_flag);
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}
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// Tests that a raw mock generates warnings for uninteresting calls
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// that delete the mock object.
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TEST(RawMockTest, WarningForUninterestingCallAfterDeath) {
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const std::string saved_flag = GMOCK_FLAG_GET(verbose);
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GMOCK_FLAG_SET(verbose, "warning");
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MockFoo* const raw_foo = new MockFoo;
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ON_CALL(*raw_foo, DoThis()).WillByDefault(Invoke(raw_foo, &MockFoo::Delete));
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CaptureStdout();
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raw_foo->DoThis();
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EXPECT_THAT(GetCapturedStdout(),
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HasSubstr("Uninteresting mock function call"));
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GMOCK_FLAG_SET(verbose, saved_flag);
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}
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// Tests that a raw mock generates informational logs for
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// uninteresting calls.
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TEST(RawMockTest, InfoForUninterestingCall) {
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MockFoo raw_foo;
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const std::string saved_flag = GMOCK_FLAG_GET(verbose);
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GMOCK_FLAG_SET(verbose, "info");
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CaptureStdout();
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raw_foo.DoThis();
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EXPECT_THAT(GetCapturedStdout(),
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HasSubstr("Uninteresting mock function call"));
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GMOCK_FLAG_SET(verbose, saved_flag);
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}
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TEST(RawMockTest, IsNaggy_IsNice_IsStrict) {
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MockFoo raw_foo;
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EXPECT_TRUE(Mock::IsNaggy(&raw_foo));
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EXPECT_FALSE(Mock::IsNice(&raw_foo));
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EXPECT_FALSE(Mock::IsStrict(&raw_foo));
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}
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// Tests that a nice mock generates no warning for uninteresting calls.
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TEST(NiceMockTest, NoWarningForUninterestingCall) {
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NiceMock<MockFoo> nice_foo;
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CaptureStdout();
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nice_foo.DoThis();
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nice_foo.DoThat(true);
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EXPECT_EQ("", GetCapturedStdout());
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}
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// Tests that a nice mock generates no warning for uninteresting calls
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// that delete the mock object.
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TEST(NiceMockTest, NoWarningForUninterestingCallAfterDeath) {
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NiceMock<MockFoo>* const nice_foo = new NiceMock<MockFoo>;
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ON_CALL(*nice_foo, DoThis())
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.WillByDefault(Invoke(nice_foo, &MockFoo::Delete));
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CaptureStdout();
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nice_foo->DoThis();
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EXPECT_EQ("", GetCapturedStdout());
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}
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// Tests that a nice mock generates informational logs for
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// uninteresting calls.
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TEST(NiceMockTest, InfoForUninterestingCall) {
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NiceMock<MockFoo> nice_foo;
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const std::string saved_flag = GMOCK_FLAG_GET(verbose);
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GMOCK_FLAG_SET(verbose, "info");
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CaptureStdout();
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nice_foo.DoThis();
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EXPECT_THAT(GetCapturedStdout(),
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HasSubstr("Uninteresting mock function call"));
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GMOCK_FLAG_SET(verbose, saved_flag);
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}
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#endif // GTEST_HAS_STREAM_REDIRECTION
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// Tests that a nice mock allows expected calls.
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TEST(NiceMockTest, AllowsExpectedCall) {
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NiceMock<MockFoo> nice_foo;
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EXPECT_CALL(nice_foo, DoThis());
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nice_foo.DoThis();
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}
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// Tests that an unexpected call on a nice mock which returns a
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// not-default-constructible type throws an exception and the exception contains
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// the method's name.
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TEST(NiceMockTest, ThrowsExceptionForUnknownReturnTypes) {
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NiceMock<MockFoo> nice_foo;
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#if GTEST_HAS_EXCEPTIONS
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try {
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nice_foo.ReturnNonDefaultConstructible();
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FAIL();
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} catch (const std::runtime_error& ex) {
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EXPECT_THAT(ex.what(), HasSubstr("ReturnNonDefaultConstructible"));
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}
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#else
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EXPECT_DEATH_IF_SUPPORTED({ nice_foo.ReturnNonDefaultConstructible(); }, "");
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#endif
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}
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// Tests that an unexpected call on a nice mock fails.
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TEST(NiceMockTest, UnexpectedCallFails) {
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NiceMock<MockFoo> nice_foo;
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EXPECT_CALL(nice_foo, DoThis()).Times(0);
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EXPECT_NONFATAL_FAILURE(nice_foo.DoThis(), "called more times than expected");
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}
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// Tests that NiceMock works with a mock class that has a non-default
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// constructor.
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TEST(NiceMockTest, NonDefaultConstructor) {
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NiceMock<MockBar> nice_bar("hi");
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EXPECT_EQ("hi", nice_bar.str());
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nice_bar.This();
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nice_bar.That(5, true);
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}
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// Tests that NiceMock works with a mock class that has a 10-ary
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// non-default constructor.
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TEST(NiceMockTest, NonDefaultConstructor10) {
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NiceMock<MockBar> nice_bar('a', 'b', "c", "d", 'e', 'f', "g", "h", true,
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false);
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EXPECT_EQ("abcdefghTF", nice_bar.str());
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nice_bar.This();
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nice_bar.That(5, true);
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}
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TEST(NiceMockTest, AllowLeak) {
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NiceMock<MockFoo>* leaked = new NiceMock<MockFoo>;
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Mock::AllowLeak(leaked);
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EXPECT_CALL(*leaked, DoThis());
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leaked->DoThis();
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}
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TEST(NiceMockTest, MoveOnlyConstructor) {
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NiceMock<MockBaz> nice_baz(MockBaz::MoveOnly{});
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}
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// Tests that NiceMock<Mock> compiles where Mock is a user-defined
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// class (as opposed to ::testing::Mock).
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TEST(NiceMockTest, AcceptsClassNamedMock) {
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NiceMock< ::Mock> nice;
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EXPECT_CALL(nice, DoThis());
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nice.DoThis();
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}
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TEST(NiceMockTest, IsNiceInDestructor) {
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{
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NiceMock<CallsMockMethodInDestructor> nice_on_destroy;
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// Don't add an expectation for the call before the mock goes out of scope.
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}
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}
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TEST(NiceMockTest, IsNaggy_IsNice_IsStrict) {
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NiceMock<MockFoo> nice_foo;
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EXPECT_FALSE(Mock::IsNaggy(&nice_foo));
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EXPECT_TRUE(Mock::IsNice(&nice_foo));
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EXPECT_FALSE(Mock::IsStrict(&nice_foo));
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}
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#if GTEST_HAS_STREAM_REDIRECTION
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// Tests that a naggy mock generates warnings for uninteresting calls.
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TEST(NaggyMockTest, WarningForUninterestingCall) {
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const std::string saved_flag = GMOCK_FLAG_GET(verbose);
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GMOCK_FLAG_SET(verbose, "warning");
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NaggyMock<MockFoo> naggy_foo;
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CaptureStdout();
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naggy_foo.DoThis();
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naggy_foo.DoThat(true);
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EXPECT_THAT(GetCapturedStdout(),
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HasSubstr("Uninteresting mock function call"));
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GMOCK_FLAG_SET(verbose, saved_flag);
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}
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// Tests that a naggy mock generates a warning for an uninteresting call
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// that deletes the mock object.
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TEST(NaggyMockTest, WarningForUninterestingCallAfterDeath) {
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const std::string saved_flag = GMOCK_FLAG_GET(verbose);
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GMOCK_FLAG_SET(verbose, "warning");
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NaggyMock<MockFoo>* const naggy_foo = new NaggyMock<MockFoo>;
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ON_CALL(*naggy_foo, DoThis())
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.WillByDefault(Invoke(naggy_foo, &MockFoo::Delete));
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CaptureStdout();
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naggy_foo->DoThis();
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EXPECT_THAT(GetCapturedStdout(),
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HasSubstr("Uninteresting mock function call"));
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GMOCK_FLAG_SET(verbose, saved_flag);
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}
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#endif // GTEST_HAS_STREAM_REDIRECTION
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// Tests that a naggy mock allows expected calls.
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TEST(NaggyMockTest, AllowsExpectedCall) {
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NaggyMock<MockFoo> naggy_foo;
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EXPECT_CALL(naggy_foo, DoThis());
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naggy_foo.DoThis();
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}
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// Tests that an unexpected call on a naggy mock fails.
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TEST(NaggyMockTest, UnexpectedCallFails) {
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NaggyMock<MockFoo> naggy_foo;
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EXPECT_CALL(naggy_foo, DoThis()).Times(0);
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EXPECT_NONFATAL_FAILURE(naggy_foo.DoThis(),
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"called more times than expected");
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}
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|
|
// Tests that NaggyMock works with a mock class that has a non-default
|
||
|
|
// constructor.
|
||
|
|
TEST(NaggyMockTest, NonDefaultConstructor) {
|
||
|
|
NaggyMock<MockBar> naggy_bar("hi");
|
||
|
|
EXPECT_EQ("hi", naggy_bar.str());
|
||
|
|
|
||
|
|
naggy_bar.This();
|
||
|
|
naggy_bar.That(5, true);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that NaggyMock works with a mock class that has a 10-ary
|
||
|
|
// non-default constructor.
|
||
|
|
TEST(NaggyMockTest, NonDefaultConstructor10) {
|
||
|
|
NaggyMock<MockBar> naggy_bar('0', '1', "2", "3", '4', '5', "6", "7", true,
|
||
|
|
false);
|
||
|
|
EXPECT_EQ("01234567TF", naggy_bar.str());
|
||
|
|
|
||
|
|
naggy_bar.This();
|
||
|
|
naggy_bar.That(5, true);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(NaggyMockTest, AllowLeak) {
|
||
|
|
NaggyMock<MockFoo>* leaked = new NaggyMock<MockFoo>;
|
||
|
|
Mock::AllowLeak(leaked);
|
||
|
|
EXPECT_CALL(*leaked, DoThis());
|
||
|
|
leaked->DoThis();
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(NaggyMockTest, MoveOnlyConstructor) {
|
||
|
|
NaggyMock<MockBaz> naggy_baz(MockBaz::MoveOnly{});
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that NaggyMock<Mock> compiles where Mock is a user-defined
|
||
|
|
// class (as opposed to ::testing::Mock).
|
||
|
|
TEST(NaggyMockTest, AcceptsClassNamedMock) {
|
||
|
|
NaggyMock< ::Mock> naggy;
|
||
|
|
EXPECT_CALL(naggy, DoThis());
|
||
|
|
naggy.DoThis();
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(NaggyMockTest, IsNaggyInDestructor) {
|
||
|
|
const std::string saved_flag = GMOCK_FLAG_GET(verbose);
|
||
|
|
GMOCK_FLAG_SET(verbose, "warning");
|
||
|
|
CaptureStdout();
|
||
|
|
|
||
|
|
{
|
||
|
|
NaggyMock<CallsMockMethodInDestructor> naggy_on_destroy;
|
||
|
|
// Don't add an expectation for the call before the mock goes out of scope.
|
||
|
|
}
|
||
|
|
|
||
|
|
EXPECT_THAT(GetCapturedStdout(),
|
||
|
|
HasSubstr("Uninteresting mock function call"));
|
||
|
|
|
||
|
|
GMOCK_FLAG_SET(verbose, saved_flag);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(NaggyMockTest, IsNaggy_IsNice_IsStrict) {
|
||
|
|
NaggyMock<MockFoo> naggy_foo;
|
||
|
|
EXPECT_TRUE(Mock::IsNaggy(&naggy_foo));
|
||
|
|
EXPECT_FALSE(Mock::IsNice(&naggy_foo));
|
||
|
|
EXPECT_FALSE(Mock::IsStrict(&naggy_foo));
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that a strict mock allows expected calls.
|
||
|
|
TEST(StrictMockTest, AllowsExpectedCall) {
|
||
|
|
StrictMock<MockFoo> strict_foo;
|
||
|
|
|
||
|
|
EXPECT_CALL(strict_foo, DoThis());
|
||
|
|
strict_foo.DoThis();
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that an unexpected call on a strict mock fails.
|
||
|
|
TEST(StrictMockTest, UnexpectedCallFails) {
|
||
|
|
StrictMock<MockFoo> strict_foo;
|
||
|
|
|
||
|
|
EXPECT_CALL(strict_foo, DoThis()).Times(0);
|
||
|
|
EXPECT_NONFATAL_FAILURE(strict_foo.DoThis(),
|
||
|
|
"called more times than expected");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that an uninteresting call on a strict mock fails.
|
||
|
|
TEST(StrictMockTest, UninterestingCallFails) {
|
||
|
|
StrictMock<MockFoo> strict_foo;
|
||
|
|
|
||
|
|
EXPECT_NONFATAL_FAILURE(strict_foo.DoThis(),
|
||
|
|
"Uninteresting mock function call");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that an uninteresting call on a strict mock fails, even if
|
||
|
|
// the call deletes the mock object.
|
||
|
|
TEST(StrictMockTest, UninterestingCallFailsAfterDeath) {
|
||
|
|
StrictMock<MockFoo>* const strict_foo = new StrictMock<MockFoo>;
|
||
|
|
|
||
|
|
ON_CALL(*strict_foo, DoThis())
|
||
|
|
.WillByDefault(Invoke(strict_foo, &MockFoo::Delete));
|
||
|
|
|
||
|
|
EXPECT_NONFATAL_FAILURE(strict_foo->DoThis(),
|
||
|
|
"Uninteresting mock function call");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that StrictMock works with a mock class that has a
|
||
|
|
// non-default constructor.
|
||
|
|
TEST(StrictMockTest, NonDefaultConstructor) {
|
||
|
|
StrictMock<MockBar> strict_bar("hi");
|
||
|
|
EXPECT_EQ("hi", strict_bar.str());
|
||
|
|
|
||
|
|
EXPECT_NONFATAL_FAILURE(strict_bar.That(5, true),
|
||
|
|
"Uninteresting mock function call");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that StrictMock works with a mock class that has a 10-ary
|
||
|
|
// non-default constructor.
|
||
|
|
TEST(StrictMockTest, NonDefaultConstructor10) {
|
||
|
|
StrictMock<MockBar> strict_bar('a', 'b', "c", "d", 'e', 'f', "g", "h", true,
|
||
|
|
false);
|
||
|
|
EXPECT_EQ("abcdefghTF", strict_bar.str());
|
||
|
|
|
||
|
|
EXPECT_NONFATAL_FAILURE(strict_bar.That(5, true),
|
||
|
|
"Uninteresting mock function call");
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(StrictMockTest, AllowLeak) {
|
||
|
|
StrictMock<MockFoo>* leaked = new StrictMock<MockFoo>;
|
||
|
|
Mock::AllowLeak(leaked);
|
||
|
|
EXPECT_CALL(*leaked, DoThis());
|
||
|
|
leaked->DoThis();
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(StrictMockTest, MoveOnlyConstructor) {
|
||
|
|
StrictMock<MockBaz> strict_baz(MockBaz::MoveOnly{});
|
||
|
|
}
|
||
|
|
|
||
|
|
// Tests that StrictMock<Mock> compiles where Mock is a user-defined
|
||
|
|
// class (as opposed to ::testing::Mock).
|
||
|
|
TEST(StrictMockTest, AcceptsClassNamedMock) {
|
||
|
|
StrictMock< ::Mock> strict;
|
||
|
|
EXPECT_CALL(strict, DoThis());
|
||
|
|
strict.DoThis();
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(StrictMockTest, IsStrictInDestructor) {
|
||
|
|
EXPECT_NONFATAL_FAILURE(
|
||
|
|
{
|
||
|
|
StrictMock<CallsMockMethodInDestructor> strict_on_destroy;
|
||
|
|
// Don't add an expectation for the call before the mock goes out of
|
||
|
|
// scope.
|
||
|
|
},
|
||
|
|
"Uninteresting mock function call");
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(StrictMockTest, IsNaggy_IsNice_IsStrict) {
|
||
|
|
StrictMock<MockFoo> strict_foo;
|
||
|
|
EXPECT_FALSE(Mock::IsNaggy(&strict_foo));
|
||
|
|
EXPECT_FALSE(Mock::IsNice(&strict_foo));
|
||
|
|
EXPECT_TRUE(Mock::IsStrict(&strict_foo));
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace gmock_nice_strict_test
|
||
|
|
} // namespace testing
|