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Add tests for more formatting options

This commit is contained in:
Sigurd Kolltveit 2017-02-15 19:40:38 +01:00
parent f138f3da9e
commit 6113192e04
1 changed files with 10 additions and 3 deletions
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13
complex/src/lib.rs
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@ -1246,11 +1246,18 @@ mod test {
#[test] #[test]
fn test_string_formatting() { fn test_string_formatting() {
let a: Complex64 = Complex::new(1.234567, 123.4567); let a = Complex::new(1.23456, 123.456);
assert_eq!(format!("{}", a), "1.234567+123.4567i"); assert_eq!(format!("{}", a), "1.23456+123.456i");
assert_eq!(format!("{:.2}", a), "1.23+123.46i"); assert_eq!(format!("{:.2}", a), "1.23+123.46i");
assert_eq!(format!("{:.2E}", a), "1.23E0+1.23E2i"); assert_eq!(format!("{:.2E}", a), "1.23E0+1.23E2i");
assert_eq!(format!("{:e}", a), "1.234567e0+1.234567e2i"); assert_eq!(format!("{:.2e}", a), "1.23e0+1.23e2i");
let b = Complex::new(128, 255);
assert_eq!(format!("{:X}", b), "80+FFi");
assert_eq!(format!("{:#x}", b), "0x80+0xffi");
assert_eq!(format!("{:+#b}", b), "+0b1000000+0b1111111i");
assert_eq!(format!("{:+#16o}", b), " +0o200+0o377i");
assert_eq!(format!("{:+#016x}", b), "+0x00080+0x00ffi");
} }
#[test] #[test]