44 lines
1.3 KiB
Rust
44 lines
1.3 KiB
Rust
#![allow(
|
|
clippy::approx_constant,
|
|
clippy::unreadable_literal,
|
|
clippy::unseparated_literal_suffix
|
|
)]
|
|
|
|
use std::{f32, f64};
|
|
|
|
#[test]
|
|
fn test_f64() {
|
|
test_write(1.234e20f64, "123400000000000000000.0");
|
|
test_write(1.234e21f64, "1.234e21");
|
|
test_write(2.71828f64, "2.71828");
|
|
test_write(0.0f64, "0.0");
|
|
test_write(-0.0f64, "-0.0");
|
|
test_write(1.1e128f64, "1.1e128");
|
|
test_write(1.1e-64f64, "1.1e-64");
|
|
test_write(2.718281828459045f64, "2.718281828459045");
|
|
test_write(5e-324f64, "5e-324");
|
|
test_write(f64::MAX, "1.7976931348623157e308");
|
|
test_write(f64::MIN, "-1.7976931348623157e308");
|
|
}
|
|
|
|
#[test]
|
|
fn test_f32() {
|
|
test_write(1.234e20f32, "123400000000000000000.0");
|
|
test_write(1.234e21f32, "1.234e21");
|
|
test_write(2.71828f32, "2.71828");
|
|
test_write(0.0f32, "0.0");
|
|
test_write(-0.0f32, "-0.0");
|
|
test_write(1.1e32f32, "1.1e32");
|
|
test_write(1.1e-32f32, "1.1e-32");
|
|
test_write(2.7182817f32, "2.7182817");
|
|
test_write(1e-45f32, "1e-45");
|
|
test_write(f32::MAX, "3.4028235e38");
|
|
test_write(f32::MIN, "-3.4028235e38");
|
|
}
|
|
|
|
fn test_write<F: dtoa::Float>(value: F, expected: &'static str) {
|
|
let mut buffer = dtoa::Buffer::new();
|
|
let string = buffer.format(value);
|
|
assert_eq!(string, expected);
|
|
}
|