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Diffstat (limited to 'test_vec.cpp')
| -rw-r--r-- | test_vec.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test_vec.cpp b/test_vec.cpp index 1b765aa..143d5b3 100644 --- a/test_vec.cpp +++ b/test_vec.cpp @@ -74,4 +74,28 @@ TEST(Vec, Mod2) { vec3d b{2.5, 3, 1.2}; ASSERT_EQ(a.mod2(), 14); ASSERT_LE(abs(b.mod2() - (2.5 * 2.5 + 3 * 3 + 1.2 * 1.2)), 1e-10); +} + +TEST(Vec, IsZero) { + vec3i a{1,0,0}, b{0,-1,0}, c{1,2,3}; + ASSERT_FALSE(a.is_zero()); + ASSERT_FALSE(b.is_zero()); + ASSERT_FALSE(c.is_zero()); + + vec3d d{0.1,0,0}, e{0,-0.1,0},f{0.1,0.1,0.1}; + ASSERT_FALSE(d.is_zero()); + ASSERT_FALSE(e.is_zero()); + ASSERT_FALSE(f.is_zero()); + + vec3i g{0,0,0}; + vec3d h{0,0,0}, i{1e-10,0,0}, j{1e-10,1e-10,1e-10}; + ASSERT_TRUE(g.is_zero()); + ASSERT_TRUE(h.is_zero()); + ASSERT_TRUE(i.is_zero()); + ASSERT_TRUE(j.is_zero()); +} + +TEST(Vec, Reflect) { + vec3d n{1,0,0}, u{-1,1.1,0}, v{1,1.1,0}; + ASSERT_EQ(v, n.reflect(u)); }
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