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Fix parsing min, max, and epsilon f64 values

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This commit is contained in:
Erick Tryzelaar
2015-08-04 18:00:24 -07:00
parent ed6777e59f
commit fd84aec485
3 changed files with 122 additions and 60 deletions
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serde_tests/tests/test_json.rs
+8 -5
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@@ -1,4 +1,5 @@
use std::collections::BTreeMap;
use std::f64;
use std::fmt::Debug;
use std::i64;
use std::marker::PhantomData;
@@ -108,12 +109,12 @@ fn test_write_i64() {
#[test]
fn test_write_f64() {
let min_string = f64::MIN.to_string();
let max_string = f64::MAX.to_string();
let epsilon_string = f64::EPSILON.to_string();
let min_string = format!("{:?}", f64::MIN);
let max_string = format!("{:?}", f64::MAX);
let epsilon_string = format!("{:?}", f64::EPSILON);
let tests = &[
(3.0, "3.0"),
(3.0, "3"),
(3.1, "3.1"),
(-1.5, "-1.5"),
(0.5, "0.5"),
@@ -727,7 +728,6 @@ fn test_parse_number_errors() {
("1e", Error::SyntaxError(ErrorCode::InvalidNumber, 1, 2)),
("1e+", Error::SyntaxError(ErrorCode::InvalidNumber, 1, 3)),
("1a", Error::SyntaxError(ErrorCode::TrailingCharacters, 1, 2)),
("777777777777777777777777777", Error::SyntaxError(ErrorCode::InvalidNumber, 1, 20)),
("1e777777777777777777777777777", Error::SyntaxError(ErrorCode::InvalidNumber, 1, 23)),
]);
}
@@ -773,6 +773,9 @@ fn test_parse_f64() {
("0.00e00", 0.0),
("0.00e+00", 0.0),
("0.00e-00", 0.0),
(&format!("{:?}", (i64::MIN as f64) - 1.0), (i64::MIN as f64) - 1.0),
(&format!("{:?}", (u64::MAX as f64) + 1.0), (u64::MAX as f64) + 1.0),
(&format!("{:?}", f64::EPSILON), f64::EPSILON),
]);
}