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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/rust/minimal-lexical/tests/number_tests.rs | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/minimal-lexical/tests/number_tests.rs')
-rw-r--r-- | third_party/rust/minimal-lexical/tests/number_tests.rs | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/third_party/rust/minimal-lexical/tests/number_tests.rs b/third_party/rust/minimal-lexical/tests/number_tests.rs new file mode 100644 index 0000000000..947be394c9 --- /dev/null +++ b/third_party/rust/minimal-lexical/tests/number_tests.rs @@ -0,0 +1,88 @@ +use minimal_lexical::number::Number; + +#[test] +fn is_fast_path_test() { + let mut number = Number { + exponent: -4, + mantissa: 12345, + many_digits: false, + }; + assert_eq!(number.is_fast_path::<f32>(), true); + assert_eq!(number.is_fast_path::<f64>(), true); + + number.exponent = -15; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), true); + + number.exponent = -25; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), false); + + number.exponent = 25; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), true); + + number.exponent = 36; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), true); + + number.exponent = 38; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), false); + + number.mantissa = 1 << 25; + number.exponent = 0; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), true); + + number.mantissa = 1 << 54; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), false); + + number.mantissa = 1 << 52; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), true); + + number.many_digits = true; + assert_eq!(number.is_fast_path::<f32>(), false); + assert_eq!(number.is_fast_path::<f64>(), false); +} + +#[test] +fn try_fast_path_test() { + let mut number = Number { + exponent: -4, + mantissa: 12345, + many_digits: false, + }; + assert_eq!(number.try_fast_path::<f32>(), Some(1.2345)); + assert_eq!(number.try_fast_path::<f64>(), Some(1.2345)); + + number.exponent = -10; + assert_eq!(number.try_fast_path::<f32>(), Some(1.2345e-6)); + assert_eq!(number.try_fast_path::<f64>(), Some(1.2345e-6)); + + number.exponent = -20; + assert_eq!(number.try_fast_path::<f32>(), None); + assert_eq!(number.try_fast_path::<f64>(), Some(1.2345e-16)); + + number.exponent = -25; + assert_eq!(number.try_fast_path::<f32>(), None); + assert_eq!(number.try_fast_path::<f64>(), None); + + number.exponent = 12; + assert_eq!(number.try_fast_path::<f32>(), Some(1.2345e16)); + assert_eq!(number.try_fast_path::<f64>(), Some(1.2345e16)); + + number.exponent = 25; + assert_eq!(number.try_fast_path::<f32>(), None); + assert_eq!(number.try_fast_path::<f64>(), Some(1.2345e29)); + + number.exponent = 32; + assert_eq!(number.try_fast_path::<f32>(), None); + assert_eq!(number.try_fast_path::<f64>(), Some(1.2345e36)); + + number.exponent = 36; + assert_eq!(number.try_fast_path::<f32>(), None); + assert_eq!(number.try_fast_path::<f64>(), None); +} |