diff options
Diffstat (limited to 'source/blender/blenlib/tests/BLI_math_vector_test.cc')
-rw-r--r-- | source/blender/blenlib/tests/BLI_math_vector_test.cc | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/source/blender/blenlib/tests/BLI_math_vector_test.cc b/source/blender/blenlib/tests/BLI_math_vector_test.cc new file mode 100644 index 00000000000..7e75a521d4c --- /dev/null +++ b/source/blender/blenlib/tests/BLI_math_vector_test.cc @@ -0,0 +1,47 @@ +/* Apache License, Version 2.0 */ + +#include "testing/testing.h" + +#include "BLI_math.h" + +TEST(math_vector, ClampVecWithFloats) +{ + const float min = 0.0f; + const float max = 1.0f; + + float a[2] = {-1.0f, -1.0f}; + clamp_v2(a, min, max); + EXPECT_FLOAT_EQ(0.0f, a[0]); + EXPECT_FLOAT_EQ(0.0f, a[1]); + + float b[2] = {0.5f, 0.5f}; + clamp_v2(b, min, max); + EXPECT_FLOAT_EQ(0.5f, b[0]); + EXPECT_FLOAT_EQ(0.5f, b[1]); + + float c[2] = {2.0f, 2.0f}; + clamp_v2(c, min, max); + EXPECT_FLOAT_EQ(1.0f, c[0]); + EXPECT_FLOAT_EQ(1.0f, c[1]); +} + +TEST(math_vector, ClampVecWithVecs) +{ + const float min[2] = {0.0f, 2.0f}; + const float max[2] = {1.0f, 3.0f}; + + float a[2] = {-1.0f, -1.0f}; + clamp_v2_v2v2(a, min, max); + EXPECT_FLOAT_EQ(0.0f, a[0]); + EXPECT_FLOAT_EQ(2.0f, a[1]); + + float b[2] = {0.5f, 2.5f}; + clamp_v2_v2v2(b, min, max); + EXPECT_FLOAT_EQ(0.5f, b[0]); + EXPECT_FLOAT_EQ(2.5f, b[1]); + + float c[2] = {2.0f, 4.0f}; + clamp_v2_v2v2(c, min, max); + EXPECT_FLOAT_EQ(1.0f, c[0]); + EXPECT_FLOAT_EQ(3.0f, c[1]); +} |