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improve code coverage of (U)Float

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This commit is contained in:
Luro02 2020-02-23 18:57:13 +01:00
parent 5972216323
commit e1c10d27f7
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GPG key ID: B66FD4F74501A9CF
2 changed files with 73 additions and 6 deletions
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25
src/types/float.rs
View file

@ -177,6 +177,7 @@ impl ::core::hash::Hash for Float {
#[cfg(test)]
mod tests {
use super::*;
use core::hash::{Hash, Hasher};
use pretty_assertions::assert_eq;
#[test]
@ -202,6 +203,29 @@ mod tests {
);
}
#[test]
fn test_hash() {
let mut hasher_left = std::collections::hash_map::DefaultHasher::new();
let mut hasher_right = std::collections::hash_map::DefaultHasher::new();
assert_eq!(
Float::new(0.0).hash(&mut hasher_left),
Float::new(-0.0).hash(&mut hasher_right)
);
assert_eq!(hasher_left.finish(), hasher_right.finish());
let mut hasher_left = std::collections::hash_map::DefaultHasher::new();
let mut hasher_right = std::collections::hash_map::DefaultHasher::new();
assert_eq!(
Float::new(1.0).hash(&mut hasher_left),
Float::new(1.0).hash(&mut hasher_right)
);
assert_eq!(hasher_left.finish(), hasher_right.finish());
}
#[test]
fn test_eq() {
struct _AssertEq
@ -213,6 +237,7 @@ mod tests {
fn test_partial_eq() {
assert_eq!(Float::new(1.0).eq(&Float::new(1.0)), true);
assert_eq!(Float::new(1.0).eq(&Float::new(33.3)), false);
assert_eq!(Float::new(1.1), 1.1);
}
#[test]

54
src/types/ufloat.rs
View file

@ -188,6 +188,7 @@ impl ::core::hash::Hash for UFloat {
#[cfg(test)]
mod tests {
use super::*;
use core::hash::{Hash, Hasher};
use pretty_assertions::assert_eq;
#[test]
@ -213,6 +214,49 @@ mod tests {
assert!(UFloat::from_str("-inf").is_err());
}
#[test]
fn test_hash() {
let mut hasher_left = std::collections::hash_map::DefaultHasher::new();
let mut hasher_right = std::collections::hash_map::DefaultHasher::new();
assert_eq!(
UFloat::new(1.0).hash(&mut hasher_left),
UFloat::new(1.0).hash(&mut hasher_right)
);
assert_eq!(hasher_left.finish(), hasher_right.finish());
}
#[test]
fn test_ord() {
assert_eq!(UFloat::new(1.1).cmp(&UFloat::new(1.1)), Ordering::Equal);
assert_eq!(UFloat::new(1.1).cmp(&UFloat::new(2.1)), Ordering::Less);
assert_eq!(UFloat::new(1.1).cmp(&UFloat::new(0.1)), Ordering::Greater);
}
#[test]
fn test_partial_ord() {
assert_eq!(
UFloat::new(1.1).partial_cmp(&UFloat::new(1.1)),
Some(Ordering::Equal)
);
assert_eq!(
UFloat::new(1.1).partial_cmp(&UFloat::new(2.1)),
Some(Ordering::Less)
);
assert_eq!(
UFloat::new(1.1).partial_cmp(&UFloat::new(0.1)),
Some(Ordering::Greater)
);
}
#[test]
fn test_partial_eq() {
assert_eq!(UFloat::new(1.0).eq(&UFloat::new(1.0)), true);
assert_eq!(UFloat::new(1.0).eq(&UFloat::new(33.3)), false);
assert_eq!(UFloat::new(1.1), 1.1);
}
#[test]
#[should_panic = "float must be positive: `-1.1`"]
fn test_new_negative() { UFloat::new(-1.1); }
@ -233,11 +277,6 @@ mod tests {
#[should_panic = "float must not be `NaN`"]
fn test_new_nan() { UFloat::new(::core::f32::NAN); }
#[test]
fn test_partial_eq() {
assert_eq!(UFloat::new(1.1), 1.1);
}
#[test]
fn test_as_f32() {
assert_eq!(UFloat::new(1.1).as_f32(), 1.1_f32);
@ -253,7 +292,10 @@ mod tests {
fn test_try_from() {
assert_eq!(UFloat::try_from(1.1_f32).unwrap(), UFloat::new(1.1));
assert!(UFloat::try_from(-1.1_f32).is_err());
assert_eq!(
UFloat::try_from(-1.1_f32),
Err(Error::custom("float must be positive: `-1.1`"))
);
assert!(UFloat::try_from(::core::f32::INFINITY).is_err());
assert!(UFloat::try_from(::core::f32::NAN).is_err());
assert!(UFloat::try_from(::core::f32::NEG_INFINITY).is_err());