From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- library/core/tests/time.rs | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'library/core/tests/time.rs') diff --git a/library/core/tests/time.rs b/library/core/tests/time.rs index a05128de4..2975c81f8 100644 --- a/library/core/tests/time.rs +++ b/library/core/tests/time.rs @@ -173,6 +173,32 @@ fn div() { assert_eq!(Duration::new(99, 999_999_000) / 100, Duration::new(0, 999_999_990)); } +#[test] +fn div_duration_f32() { + assert_eq!(Duration::ZERO.div_duration_f32(Duration::MAX), 0.0); + assert_eq!(Duration::MAX.div_duration_f32(Duration::ZERO), f32::INFINITY); + assert_eq!((Duration::SECOND * 2).div_duration_f32(Duration::SECOND), 2.0); + assert!(Duration::ZERO.div_duration_f32(Duration::ZERO).is_nan()); + // These tests demonstrate it doesn't panic with extreme values. + // Accuracy of the computed value is not a huge concern, we know floats don't work well + // at these extremes. + assert!((Duration::MAX).div_duration_f32(Duration::NANOSECOND) > 10.0f32.powf(28.0)); + assert!((Duration::NANOSECOND).div_duration_f32(Duration::MAX) < 0.1); +} + +#[test] +fn div_duration_f64() { + assert_eq!(Duration::ZERO.div_duration_f64(Duration::MAX), 0.0); + assert_eq!(Duration::MAX.div_duration_f64(Duration::ZERO), f64::INFINITY); + assert_eq!((Duration::SECOND * 2).div_duration_f64(Duration::SECOND), 2.0); + assert!(Duration::ZERO.div_duration_f64(Duration::ZERO).is_nan()); + // These tests demonstrate it doesn't panic with extreme values. + // Accuracy of the computed value is not a huge concern, we know floats don't work well + // at these extremes. + assert!((Duration::MAX).div_duration_f64(Duration::NANOSECOND) > 10.0f64.powf(28.0)); + assert!((Duration::NANOSECOND).div_duration_f64(Duration::MAX) < 0.1); +} + #[test] fn checked_div() { assert_eq!(Duration::new(2, 0).checked_div(2), Some(Duration::new(1, 0))); -- cgit v1.2.3