regex: The first range in a character class can start with a left bracket

1 files changed, 7 insertions, 0 deletions

diff --git a/src/libregex/test/tests.rs b/src/libregex/test/tests.rs
index 4f4137265c0..06f7db27418 100644
--- a/src/libregex/test/tests.rs
+++ b/src/libregex/test/tests.rs
@@ -54,6 +54,13 @@ fn quoted_bracket_set() {
 }
 
 #[test]
+fn first_range_starts_with_left_bracket() {
+    let re = regex!(r"([[-z])");
+    let ms = re.find_iter("[]").collect::<Vec<(uint, uint)>>();
+    assert_eq!(ms, vec![(0, 1), (1, 2)]);
+}
+
+#[test]
 fn range_ends_with_escape() {
     let re = regex!(r"([\[-\x{5d}])");
     let ms = re.find_iter("[]").collect::<Vec<(uint, uint)>>();