assimp/test/unit/Common/utSpatialSort.cpp

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#include "UnitTestPCH.h"

#include <assimp/SpatialSort.h>

using namespace Assimp;

class utSpatialSort : public ::testing::Test {
public
        :
    aiVector3D *vecs;

protected:
    void SetUp() override {
        ::srand(static_cast<unsigned>(time(0)));
        vecs = new aiVector3D[100];
        for (size_t i = 0; i < 100; ++i) {
            vecs[i].x = static_cast<float>(rand()) / (static_cast<float>(RAND_MAX / 100));
            vecs[i].y = static_cast<float>(rand()) / (static_cast<float>(RAND_MAX / 100));
            vecs[i].z = static_cast<float>(rand()) / (static_cast<float>(RAND_MAX / 100));
        }
    }

    void TearDown() override {
        delete[] vecs;
    }
};

TEST_F( utSpatialSort, findIdenticalsTest ) {
    SpatialSort sSort;
    sSort.Fill(vecs, 100, sizeof(aiVector3D));

    std::vector<unsigned int> indices;
    sSort.FindIdenticalPositions(vecs[0], indices);
    EXPECT_EQ(1u, indices.size());
}

TEST_F(utSpatialSort, findPositionsTest) {
    SpatialSort sSort;
    sSort.Fill(vecs, 100, sizeof(aiVector3D));

    std::vector<unsigned int> indices;
    sSort.FindPositions(vecs[0], 0.01f, indices);
    EXPECT_EQ(1u, indices.size());
}