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https://gitee.com/openharmony/third_party_rust_regex
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0471c74929
This is another variant of incorrectly producing an unambiguous set of literals. Fixes #291.
78 lines
3.2 KiB
Rust
78 lines
3.2 KiB
Rust
// See: https://github.com/rust-lang/regex/issues/48
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#[test]
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fn invalid_regexes_no_crash() {
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assert!(regex_new!("(*)").is_err());
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assert!(regex_new!("(?:?)").is_err());
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assert!(regex_new!("(?)").is_err());
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assert!(regex_new!("*").is_err());
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}
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// See: https://github.com/rust-lang/regex/issues/98
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#[test]
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fn regression_many_repeat_stack_overflow() {
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let re = regex!("^.{1,2500}");
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assert_eq!(vec![(0, 1)], findall!(re, "a"));
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}
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// See: https://github.com/rust-lang/regex/issues/75
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mat!(regression_unsorted_binary_search_1, r"(?i)[a_]+", "A_", Some((0, 2)));
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mat!(regression_unsorted_binary_search_2, r"(?i)[A_]+", "a_", Some((0, 2)));
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// See: https://github.com/rust-lang/regex/issues/99
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mat!(regression_negated_char_class_1, r"(?i)[^x]", "x", None);
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mat!(regression_negated_char_class_2, r"(?i)[^x]", "X", None);
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// See: https://github.com/rust-lang/regex/issues/101
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mat!(regression_ascii_word_underscore, r"[:word:]", "_", Some((0, 1)));
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// See: https://github.com/rust-lang-nursery/regex/issues/129
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#[test]
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fn regression_captures_rep() {
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let re = regex!(r"([a-f]){2}(?P<foo>[x-z])");
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let caps = re.captures(text!("abx")).unwrap();
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assert_eq!(caps.name("foo").unwrap(), text!("x"));
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}
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// See: https://github.com/rust-lang-nursery/regex/issues/153
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mat!(regression_alt_in_alt1, r"ab?|$", "az", Some((0, 1)));
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mat!(regression_alt_in_alt2, r"^(.*?)(\n|\r\n?|$)", "ab\rcd", Some((0, 3)));
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// See: https://github.com/rust-lang-nursery/regex/issues/169
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mat!(regression_leftmost_first_prefix, r"z*azb", "azb", Some((0, 3)));
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// See: https://github.com/rust-lang/regex/issues/76
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mat!(uni_case_lower_nocase_flag, u!(r"(?i)\p{Ll}+"), "ΛΘΓΔα", Some((0, 10)));
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// See: https://github.com/rust-lang-nursery/regex/issues/191
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mat!(many_alternates, r"1|2|3|4|5|6|7|8|9|10|int", "int", Some((0, 3)));
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// burntsushi was bad and didn't create an issue for this bug.
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mat!(anchored_prefix1, r"^a\S", "a ", None);
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mat!(anchored_prefix2, r"^a\S", "foo boo a ", None);
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mat!(anchored_prefix3, r"^-[a-z]", "r-f", None);
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// See: https://github.com/rust-lang-nursery/regex/issues/204
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split!(split_on_word_boundary, r"\b", r"Should this (work?)",
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&[t!(""), t!("Should"), t!(" "), t!("this"),
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t!(" ("), t!("work"), t!("?)")]);
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matiter!(word_boundary_dfa, r"\b", "a b c",
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(0, 0), (1, 1), (2, 2), (3, 3), (4, 4), (5, 5));
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// See: https://github.com/rust-lang-nursery/regex/issues/268
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matiter!(partial_anchor, u!(r"^a|b"), "ba", (0, 1));
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// See: https://github.com/rust-lang-nursery/regex/issues/264
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mat!(ascii_boundary_no_capture, u!(r"(?-u)\B"), "\u{28f3e}", Some((0, 0)));
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mat!(ascii_boundary_capture, u!(r"(?-u)(\B)"), "\u{28f3e}", Some((0, 0)));
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// See: https://github.com/rust-lang-nursery/regex/issues/280
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ismatch!(partial_anchor_alternate_begin, u!(r"^a|z"), "yyyyya", false);
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ismatch!(partial_anchor_alternate_end, u!(r"a$|z"), "ayyyyy", false);
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// See: https://github.com/rust-lang-nursery/regex/issues/289
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mat!(lits_unambiguous1, u!(r"(ABC|CDA|BC)X"), "CDAX", Some((0, 4)));
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// See: https://github.com/rust-lang-nursery/regex/issues/291
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mat!(lits_unambiguous2, u!(r"((IMG|CAM|MG|MB2)_|(DSCN|CIMG))(?P<n>[0-9]+)$"),
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"CIMG2341", Some((0, 8)), Some((0, 4)), None, Some((0, 4)), Some((4, 8)));
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