diff options
Diffstat (limited to 'third_party/rust/regex/tests/macros_bytes.rs')
-rw-r--r-- | third_party/rust/regex/tests/macros_bytes.rs | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/third_party/rust/regex/tests/macros_bytes.rs b/third_party/rust/regex/tests/macros_bytes.rs new file mode 100644 index 0000000000..03c370d698 --- /dev/null +++ b/third_party/rust/regex/tests/macros_bytes.rs @@ -0,0 +1,40 @@ +// Macros for use in writing tests generic over &str/&[u8]. +macro_rules! text { ($text:expr) => { $text.as_bytes() } } +macro_rules! t { ($re:expr) => { text!($re) } } +macro_rules! match_text { ($text:expr) => { $text.as_bytes() } } +macro_rules! use_ { ($($path: tt)*) => { use regex::bytes::$($path)*; } } +macro_rules! empty_vec { () => { <Vec<&[u8]>>::new() } } + +macro_rules! bytes { ($text:expr) => { $text } } + +macro_rules! no_expand { + ($text:expr) => {{ + use regex::bytes::NoExpand; + NoExpand(text!($text)) + }} +} + +macro_rules! show { + ($text:expr) => {{ + use std::ascii::escape_default; + let mut s = vec![]; + for &b in bytes!($text) { + s.extend(escape_default(b)); + } + String::from_utf8(s).unwrap() + }} +} + +macro_rules! expand { + ($name:ident, $re:expr, $text:expr, $expand:expr, $expected:expr) => { + #[test] + fn $name() { + let re = regex!($re); + let cap = re.captures(t!($text)).unwrap(); + + let mut got = vec![]; + cap.expand(t!($expand), &mut got); + assert_eq!(show!(t!($expected)), show!(&*got)); + } + } +} |