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Add tests for vector operations

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This commit is contained in:
Ben Visness
2016-08-25 23:26:48 -05:00
parent e07ee7357f
commit d3eed13e85
1 changed files with 74 additions and 22 deletions
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96
test/hmm_test.cpp
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@@ -79,11 +79,11 @@ TEST(Initialization, Vectors)
hmm_vec2 v2 = HMM_Vec2(1.0f, 2.0f);
hmm_vec2 v2i = HMM_Vec2(1, 2);
EXPECT_FLOAT_EQ(v2.Elements[0], 1.0f);
EXPECT_FLOAT_EQ(v2.Elements[1], 2.0f);
EXPECT_FLOAT_EQ(v2.X, 1.0f);
EXPECT_FLOAT_EQ(v2.Y, 2.0f);
EXPECT_FLOAT_EQ(v2i.Elements[0], 1.0f);
EXPECT_FLOAT_EQ(v2i.Elements[1], 2.0f);
EXPECT_FLOAT_EQ(v2i.X, 1.0f);
EXPECT_FLOAT_EQ(v2i.Y, 2.0f);
//
// Test vec3
@@ -91,13 +91,13 @@ TEST(Initialization, Vectors)
hmm_vec3 v3 = HMM_Vec3(1.0f, 2.0f, 3.0f);
hmm_vec3 v3i = HMM_Vec3i(1, 2, 3);
EXPECT_FLOAT_EQ(v3.Elements[0], 1.0f);
EXPECT_FLOAT_EQ(v3.Elements[1], 2.0f);
EXPECT_FLOAT_EQ(v3.Elements[2], 3.0f);
EXPECT_FLOAT_EQ(v3.X, 1.0f);
EXPECT_FLOAT_EQ(v3.Y, 2.0f);
EXPECT_FLOAT_EQ(v3.Z, 3.0f);
EXPECT_FLOAT_EQ(v3i.Elements[0], 1.0f);
EXPECT_FLOAT_EQ(v3i.Elements[1], 2.0f);
EXPECT_FLOAT_EQ(v3i.Elements[2], 3.0f);
EXPECT_FLOAT_EQ(v3i.X, 1.0f);
EXPECT_FLOAT_EQ(v3i.Y, 2.0f);
EXPECT_FLOAT_EQ(v3i.Z, 3.0f);
//
// Test vec4
@@ -106,20 +106,20 @@ TEST(Initialization, Vectors)
hmm_vec4 v4i = HMM_Vec4i(1, 2, 3, 4);
hmm_vec4 v4v = HMM_Vec4v(v3, 4.0f);
EXPECT_FLOAT_EQ(v4.Elements[0], 1.0f);
EXPECT_FLOAT_EQ(v4.Elements[1], 2.0f);
EXPECT_FLOAT_EQ(v4.Elements[2], 3.0f);
EXPECT_FLOAT_EQ(v4.Elements[3], 4.0f);
EXPECT_FLOAT_EQ(v4.X, 1.0f);
EXPECT_FLOAT_EQ(v4.Y, 2.0f);
EXPECT_FLOAT_EQ(v4.Z, 3.0f);
EXPECT_FLOAT_EQ(v4.W, 4.0f);
EXPECT_FLOAT_EQ(v4i.Elements[0], 1.0f);
EXPECT_FLOAT_EQ(v4i.Elements[1], 2.0f);
EXPECT_FLOAT_EQ(v4i.Elements[2], 3.0f);
EXPECT_FLOAT_EQ(v4i.Elements[3], 4.0f);
EXPECT_FLOAT_EQ(v4i.X, 1.0f);
EXPECT_FLOAT_EQ(v4i.Y, 2.0f);
EXPECT_FLOAT_EQ(v4i.Z, 3.0f);
EXPECT_FLOAT_EQ(v4i.W, 4.0f);
EXPECT_FLOAT_EQ(v4v.Elements[0], 1.0f);
EXPECT_FLOAT_EQ(v4v.Elements[1], 2.0f);
EXPECT_FLOAT_EQ(v4v.Elements[2], 3.0f);
EXPECT_FLOAT_EQ(v4v.Elements[3], 4.0f);
EXPECT_FLOAT_EQ(v4v.X, 1.0f);
EXPECT_FLOAT_EQ(v4v.Y, 2.0f);
EXPECT_FLOAT_EQ(v4v.Z, 3.0f);
EXPECT_FLOAT_EQ(v4v.W, 4.0f);
}
TEST(Initialization, MatrixEmpty)
@@ -149,3 +149,55 @@ TEST(Initialization, MatrixDiagonal)
}
}
}
TEST(VectorOps, Inner)
{
hmm_vec3 v1 = HMM_Vec3(1.0f, 2.0f, 3.0f);
hmm_vec3 v2 = HMM_Vec3(4.0f, 5.0f, 6.0f);
EXPECT_FLOAT_EQ(HMM_Inner(v1, v2), 32.0f);
}
TEST(VectorOps, LengthSquareRoot)
{
hmm_vec3 v = HMM_Vec3(1.0f, -2.0f, 3.0f);
EXPECT_FLOAT_EQ(HMM_LengthSquareRoot(v), 14.0f);
}
TEST(VectorOps, Length)
{
hmm_vec3 v = HMM_Vec3(2.0f, -3.0f, 6.0f);
EXPECT_FLOAT_EQ(HMM_Length(v), 7.0f);
}
TEST(VectorOps, Normalize)
{
hmm_vec3 v = HMM_Vec3(1.0f, -2.0f, 3.0f);
hmm_vec3 result = HMM_Normalize(v);
EXPECT_FLOAT_EQ(HMM_Length(result), 1.0f);
EXPECT_LT(result.Y, 0);
}
TEST(VectorOps, Cross)
{
hmm_vec3 v1 = HMM_Vec3(1.0f, 2.0f, 3.0f);
hmm_vec3 v2 = HMM_Vec3(4.0f, 5.0f, 6.0f);
hmm_vec3 result = HMM_Cross(v1, v2);
EXPECT_FLOAT_EQ(result.X, -3.0f);
EXPECT_FLOAT_EQ(result.Y, 6.0f);
EXPECT_FLOAT_EQ(result.Z, -3.0f);
}
TEST(VectorOps, Dot)
{
hmm_vec3 v1 = HMM_Vec3(1.0f, 2.0f, 3.0f);
hmm_vec3 v2 = HMM_Vec3(4.0f, 5.0f, 6.0f);
EXPECT_FLOAT_EQ(HMM_Inner(v1, v2), 32.0f);
}