diff options
Diffstat (limited to 'chromium/third_party/blink/renderer/core/animation/animation_time_delta_test.cc')
| -rw-r--r-- | chromium/third_party/blink/renderer/core/animation/animation_time_delta_test.cc | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/core/animation/animation_time_delta_test.cc b/chromium/third_party/blink/renderer/core/animation/animation_time_delta_test.cc index 627b9b164aa..69683b64e20 100644 --- a/chromium/third_party/blink/renderer/core/animation/animation_time_delta_test.cc +++ b/chromium/third_party/blink/renderer/core/animation/animation_time_delta_test.cc @@ -88,4 +88,48 @@ TEST(AnimationTimeDeltaTest, Comparison) { AnimationTimeDelta::FromSecondsD(100)); } +TEST(AnimationTimeDeltaTest, Division) { + double inf = std::numeric_limits<double>::infinity(); + AnimationTimeDelta inf_time_delta = AnimationTimeDelta::Max(); + AnimationTimeDelta zero = AnimationTimeDelta(); + AnimationTimeDelta num = AnimationTimeDelta::FromSecondsD(5); + + // 0 / 0 = undefined + EXPECT_DEATH_IF_SUPPORTED(zero / zero, ""); + // 0 / inf = 0 + EXPECT_EQ(0, zero / inf_time_delta); + // 0 / -inf = 0 + EXPECT_EQ(0, zero / -inf_time_delta); + // 0 / 5 = 0 + EXPECT_EQ(0, zero / num); + // inf / 0 = undefined + EXPECT_DEATH_IF_SUPPORTED(inf_time_delta / zero, ""); + // -inf / 0 = undefined + EXPECT_DEATH_IF_SUPPORTED(-inf_time_delta / zero, ""); + // inf / inf = undefined + EXPECT_DEATH_IF_SUPPORTED(inf_time_delta / inf_time_delta, ""); + // inf / -inf = undefined + EXPECT_DEATH_IF_SUPPORTED(inf_time_delta / -inf_time_delta, ""); + // -inf / inf = undefined + EXPECT_DEATH_IF_SUPPORTED(-inf_time_delta / inf_time_delta, ""); + // -inf / -inf = undefined + EXPECT_DEATH_IF_SUPPORTED(-inf_time_delta / -inf_time_delta, ""); + // inf / 5 = inf + EXPECT_EQ(inf, inf_time_delta / num); + // inf / -5 = -inf + EXPECT_EQ(-inf, inf_time_delta / -num); + // -inf / 5 = -inf + EXPECT_EQ(-inf, -inf_time_delta / num); + // -inf / -5 = inf + EXPECT_EQ(inf, -inf_time_delta / -num); + // 5 / 0 = undefined + EXPECT_DEATH_IF_SUPPORTED(num / zero, ""); + // 5 / inf = 0 + EXPECT_EQ(0, num / inf_time_delta); + // 5 / -inf = 0 + EXPECT_EQ(0, num / -inf_time_delta); + // 5 / 2 = 2.5 + EXPECT_EQ(2.5, num / AnimationTimeDelta::FromSecondsD(2)); +} + } // namespace blink |