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Fix tests for vector ops

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Tests for vector ops now test all three kinds of vectors (where
applicable), and test both the C and C++ versions of the functions.
This commit is contained in:
Ben Visness
2016-09-06 08:54:35 -05:00
parent 64830b6bbd
commit eac00c2aa1
1 changed files with 58 additions and 7 deletions
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65
test/hmm_test.cpp
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@@ -157,7 +157,7 @@ TEST(Initialization, MatrixDiagonal)
}
}
TEST(VectorOps, LengthSquareRoot)
TEST(VectorOps, LengthSquared)
{
hmm_vec2 v2 = HMM_Vec2(1.0f, -2.0f);
hmm_vec3 v3 = HMM_Vec3(1.0f, -2.0f, 3.0f);
@@ -166,27 +166,78 @@ TEST(VectorOps, LengthSquareRoot)
EXPECT_FLOAT_EQ(HMM_LengthSquaredVec2(v2), 5.0f);
EXPECT_FLOAT_EQ(HMM_LengthSquaredVec3(v3), 14.0f);
EXPECT_FLOAT_EQ(HMM_LengthSquaredVec4(v4), 15.0f);
EXPECT_FLOAT_EQ(HMM_LengthSquared(v2), 5.0f);
EXPECT_FLOAT_EQ(HMM_LengthSquared(v3), 14.0f);
EXPECT_FLOAT_EQ(HMM_LengthSquared(v4), 15.0f);
}
TEST(VectorOps, Length)
{
hmm_vec3 v2 = HMM_Vec2(1.0f, -9.0f);
hmm_vec2 v2 = HMM_Vec2(1.0f, -9.0f);
hmm_vec3 v3 = HMM_Vec3(2.0f, -3.0f, 6.0f);
hmm_vec3 v4 = HMM_Vec4(2.0f, -3.0f, 6.0f, 12.0f);
hmm_vec4 v4 = HMM_Vec4(2.0f, -3.0f, 6.0f, 12.0f);
EXPECT_FLOAT_EQ(HMM_LengthVec2(v2), 9.0553856f);
EXPECT_FLOAT_EQ(HMM_LengthVec3(v3), 7.0f);
EXPECT_FLOAT_EQ(HMM_LengthVec4(v4), 13.892444f);
EXPECT_FLOAT_EQ(HMM_Length(v2), 9.0553856f);
EXPECT_FLOAT_EQ(HMM_Length(v3), 7.0f);
EXPECT_FLOAT_EQ(HMM_Length(v4), 13.892444f);
}
TEST(VectorOps, Normalize)
{
hmm_vec3 v = HMM_Vec3(1.0f, -2.0f, 3.0f);
hmm_vec2 v2 = HMM_Vec2(1.0f, -2.0f);
hmm_vec3 v3 = HMM_Vec3(1.0f, -2.0f, 3.0f);
hmm_vec4 v4 = HMM_Vec4(1.0f, -2.0f, 3.0f, -1.0f);
hmm_vec3 result = HMM_Normalize(v);
// Test C functions
{
hmm_vec2 result = HMM_NormalizeVec2(v2);
EXPECT_FLOAT_EQ(HMM_LengthVec2(result), 1.0f);
EXPECT_GT(result.X, 0);
EXPECT_LT(result.Y, 0);
}
{
hmm_vec3 result = HMM_NormalizeVec3(v3);
EXPECT_FLOAT_EQ(HMM_LengthVec3(result), 1.0f);
EXPECT_GT(result.X, 0);
EXPECT_LT(result.Y, 0);
EXPECT_GT(result.Z, 0);
}
{
hmm_vec4 result = HMM_NormalizeVec4(v4);
EXPECT_FLOAT_EQ(HMM_LengthVec4(result), 1.0f);
EXPECT_GT(result.X, 0);
EXPECT_LT(result.Y, 0);
EXPECT_GT(result.Z, 0);
EXPECT_LT(result.W, 0);
}
EXPECT_FLOAT_EQ(HMM_LengthVec3(result), 1.0f);
EXPECT_LT(result.Y, 0);
// Test C++ functions
{
hmm_vec2 result = HMM_Normalize(v2);
EXPECT_FLOAT_EQ(HMM_LengthVec2(result), 1.0f);
EXPECT_GT(result.X, 0);
EXPECT_LT(result.Y, 0);
}
{
hmm_vec3 result = HMM_Normalize(v3);
EXPECT_FLOAT_EQ(HMM_LengthVec3(result), 1.0f);
EXPECT_GT(result.X, 0);
EXPECT_LT(result.Y, 0);
EXPECT_GT(result.Z, 0);
}
{
hmm_vec4 result = HMM_Normalize(v4);
EXPECT_FLOAT_EQ(HMM_LengthVec4(result), 1.0f);
EXPECT_GT(result.X, 0);
EXPECT_LT(result.Y, 0);
EXPECT_GT(result.Z, 0);
EXPECT_LT(result.W, 0);
}
}
TEST(VectorOps, Cross)