45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
#include <gtest/gtest.h>
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#include "../src/Vector3.h"
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#include "../src/Vector4.h"
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#include "../src/Matrix.h"
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namespace dae
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{
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// W1
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TEST(Vector3, DotProduct) {
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EXPECT_EQ(1.0f, Vector3::Dot(Vector3::UnitX, Vector3::UnitX)); // (1) Same direction
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EXPECT_EQ(-1.0f, Vector3::Dot(Vector3::UnitX, -Vector3::UnitX)); // (-1) Opposite direction
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EXPECT_EQ(0.0f, Vector3::Dot(Vector3::UnitX, Vector3::UnitY)); // (0) Perpendicular
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Vector3 v1(1.0f, 2.0f, 3.0f);
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Vector3 v2(4.0f, 5.0f, 6.0f);
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EXPECT_EQ(32.0f, dae::Vector3::Dot(v1, v2));
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}
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// W1
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TEST(Vector4, DotProduct) {
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EXPECT_EQ(70.f, Vector4::Dot({ 1, 2, 3, 4 }, { 5, 6, 7, 8 }));
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EXPECT_EQ(30.f, Vector4::Dot({ 1, 2, 3, 4 }, { 1, 2, 3, 4 }));
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EXPECT_EQ(-30.f, Vector4::Dot({ 1, 2, 3, 4 }, { -1, -2, -3, -4 }));
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EXPECT_EQ(0.f, Vector4::Dot({ 1, 0, 0, 0 }, { 0, 1, 0, 0 }));
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EXPECT_EQ(0.f, Vector4::Dot({ 0, 1, 0, 0 }, { 0, 0, 1, 0 }));
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}
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// W1
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TEST(Vector3, CrossProduct) {
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EXPECT_EQ(Vector3::UnitY, Vector3::Cross(Vector3::UnitZ, Vector3::UnitX)); // (0,1,0) UnitY
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EXPECT_EQ(-Vector3::UnitY, Vector3::Cross(Vector3::UnitX, Vector3::UnitZ)); // (0,-1,0) -UnitY
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Vector3 v1(1.0f, 2.0f, 3.0f);
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Vector3 v2(4.0f, 5.0f, 6.0f);
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EXPECT_EQ(dae::Vector3(-3.0f, 6.0f, -3.0f), dae::Vector3::Cross(v1, v2));
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}
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// W1
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int main(int argc, char** argv) {
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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}
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