mirror of https://github.com/rust-lang/rust
84 lines
4.5 KiB
Rust
84 lines
4.5 KiB
Rust
// ignore-tidy-linelength
|
|
|
|
use proc_macro::Literal;
|
|
|
|
pub fn test() {
|
|
test_display_literal();
|
|
test_parse_literal();
|
|
}
|
|
|
|
fn test_display_literal() {
|
|
assert_eq!(Literal::isize_unsuffixed(-10).to_string(), "-10");
|
|
assert_eq!(Literal::isize_suffixed(-10).to_string(), "-10isize");
|
|
assert_eq!(Literal::f32_unsuffixed(-10.0).to_string(), "-10.0");
|
|
assert_eq!(Literal::f32_suffixed(-10.0).to_string(), "-10f32");
|
|
assert_eq!(Literal::f64_unsuffixed(-10.0).to_string(), "-10.0");
|
|
assert_eq!(Literal::f64_suffixed(-10.0).to_string(), "-10f64");
|
|
assert_eq!(
|
|
Literal::f64_unsuffixed(1e100).to_string(),
|
|
"10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0",
|
|
);
|
|
|
|
assert_eq!(Literal::string("aA").to_string(), r#" "aA" "#.trim());
|
|
assert_eq!(Literal::string("\t").to_string(), r#" "\t" "#.trim());
|
|
assert_eq!(Literal::string("❤").to_string(), r#" "❤" "#.trim());
|
|
assert_eq!(Literal::string("'").to_string(), r#" "'" "#.trim());
|
|
assert_eq!(Literal::string("\"").to_string(), r#" "\"" "#.trim());
|
|
assert_eq!(Literal::string("\0").to_string(), r#" "\0" "#.trim());
|
|
assert_eq!(Literal::string("\u{1}").to_string(), r#" "\u{1}" "#.trim());
|
|
|
|
assert_eq!(Literal::byte_string(b"aA").to_string(), r#" b"aA" "#.trim());
|
|
assert_eq!(Literal::byte_string(b"\t").to_string(), r#" b"\t" "#.trim());
|
|
assert_eq!(Literal::byte_string(b"'").to_string(), r#" b"'" "#.trim());
|
|
assert_eq!(Literal::byte_string(b"\"").to_string(), r#" b"\"" "#.trim());
|
|
assert_eq!(Literal::byte_string(b"\0").to_string(), r#" b"\0" "#.trim());
|
|
assert_eq!(Literal::byte_string(b"\x01").to_string(), r#" b"\x01" "#.trim());
|
|
|
|
assert_eq!(Literal::c_string(c"aA").to_string(), r#" c"aA" "#.trim());
|
|
assert_eq!(Literal::c_string(c"\t").to_string(), r#" c"\t" "#.trim());
|
|
assert_eq!(Literal::c_string(c"❤").to_string(), r#" c"❤" "#.trim());
|
|
assert_eq!(Literal::c_string(c"\'").to_string(), r#" c"'" "#.trim());
|
|
assert_eq!(Literal::c_string(c"\"").to_string(), r#" c"\"" "#.trim());
|
|
assert_eq!(Literal::c_string(c"\x7f\xff\xfe\u{333}").to_string(), r#" c"\u{7f}\xff\xfe\u{333}" "#.trim());
|
|
|
|
assert_eq!(Literal::character('a').to_string(), r#" 'a' "#.trim());
|
|
assert_eq!(Literal::character('\t').to_string(), r#" '\t' "#.trim());
|
|
assert_eq!(Literal::character('❤').to_string(), r#" '❤' "#.trim());
|
|
assert_eq!(Literal::character('\'').to_string(), r#" '\'' "#.trim());
|
|
assert_eq!(Literal::character('"').to_string(), r#" '"' "#.trim());
|
|
assert_eq!(Literal::character('\0').to_string(), r#" '\0' "#.trim());
|
|
assert_eq!(Literal::character('\u{1}').to_string(), r#" '\u{1}' "#.trim());
|
|
|
|
assert_eq!(Literal::byte_character(b'a').to_string(), r#" b'a' "#.trim());
|
|
assert_eq!(Literal::byte_character(b'\t').to_string(), r#" b'\t' "#.trim());
|
|
assert_eq!(Literal::byte_character(b'\'').to_string(), r#" b'\'' "#.trim());
|
|
assert_eq!(Literal::byte_character(b'"').to_string(), r#" b'"' "#.trim());
|
|
assert_eq!(Literal::byte_character(0).to_string(), r#" b'\0' "#.trim());
|
|
assert_eq!(Literal::byte_character(1).to_string(), r#" b'\x01' "#.trim());
|
|
}
|
|
|
|
fn test_parse_literal() {
|
|
assert_eq!("1".parse::<Literal>().unwrap().to_string(), "1");
|
|
assert_eq!("1.0".parse::<Literal>().unwrap().to_string(), "1.0");
|
|
assert_eq!("'a'".parse::<Literal>().unwrap().to_string(), "'a'");
|
|
assert_eq!("b'a'".parse::<Literal>().unwrap().to_string(), "b'a'");
|
|
assert_eq!("\"\n\"".parse::<Literal>().unwrap().to_string(), "\"\n\"");
|
|
assert_eq!("b\"\"".parse::<Literal>().unwrap().to_string(), "b\"\"");
|
|
assert_eq!("c\"\"".parse::<Literal>().unwrap().to_string(), "c\"\"");
|
|
assert_eq!("r##\"\"##".parse::<Literal>().unwrap().to_string(), "r##\"\"##");
|
|
assert_eq!("10ulong".parse::<Literal>().unwrap().to_string(), "10ulong");
|
|
assert_eq!("-10ulong".parse::<Literal>().unwrap().to_string(), "-10ulong");
|
|
|
|
assert!("true".parse::<Literal>().is_err());
|
|
assert!(".8".parse::<Literal>().is_err());
|
|
assert!("0 1".parse::<Literal>().is_err());
|
|
assert!("'a".parse::<Literal>().is_err());
|
|
assert!(" 0".parse::<Literal>().is_err());
|
|
assert!("0 ".parse::<Literal>().is_err());
|
|
assert!("/* comment */0".parse::<Literal>().is_err());
|
|
assert!("0/* comment */".parse::<Literal>().is_err());
|
|
assert!("0// comment".parse::<Literal>().is_err());
|
|
assert!("- 10".parse::<Literal>().is_err());
|
|
assert!("-'x'".parse::<Literal>().is_err());
|
|
}
|