// We like hashes around raw string literals.
#![allow(clippy::needless_raw_string_hashes)]

// Work around dead code warnings: rust-lang issue #46379
pub mod common;
use common::*;

fn test_zero_length_matches_tc(tc: TestConfig) {
    tc.compile(".*?").match_all("a").test_eq(vec!["", ""]);
    tc.compile(".*?")
        .match_all("\u{0251}")
        .test_eq(vec!["", ""]);
}

#[test]
fn test_zero_length_matches() {
    test_with_configs(test_zero_length_matches_tc)
}

fn non_matching_captures_tc(tc: TestConfig) {
    assert_eq!(
        tc.compile("aa(b)?aa").match1_vec("aaaa"),
        &[Some("aaaa"), None]
    );
    assert_eq!(
        tc.compile(r"(\1a)aa").match1_vec("aaa"),
        &[Some("aaa"), Some("a")]
    );
}

#[test]
fn non_matching_captures() {
    test_with_configs(non_matching_captures_tc)
}

fn test_multiline_tc(tc: TestConfig) {
    tc.compilef(r"^abc", "").match1f("abc").test_eq("abc");
    tc.compile(r"^def").test_fails("abc\ndef");
    tc.compilef(r"^def", "m").match1f("abc\ndef").test_eq("def");
    tc.compilef(r"^def", "m")
        .match1f("abc\n\rdef")
        .test_eq("def");

    tc.compile(r"(a*)^(a*)$").test_fails("aa\raaa");
    tc.compilef(r"(a*)^(a*)$", "m")
        .match1f("aa\raaa")
        .test_eq("aa,,aa");
    tc.compilef(r"[ab]$", "").match1f("a\rb").test_eq("b");
    tc.compilef(r"[ab]$", "m").match1f("a\rb").test_eq("a");

    tc.compilef(r"^\d", "m")
        .match_all("aaa\n789\r\nccc\r\n345")
        .test_eq(vec!["7", "3"]);
    tc.compilef(r"\d$", "m")
        .match_all("aaa789\n789\r\nccc10\r\n345")
        .test_eq(vec!["9", "9", "0", "5"]);
}

#[test]
fn test_multiline() {
    test_with_configs(test_multiline_tc)
}

fn test_dotall_tc(tc: TestConfig) {
    tc.compile(r".").test_fails("\n");
    tc.compilef(r".", "s").match1f("\n").test_eq("\n");

    tc.compile(r".").test_fails("\r");
    tc.compilef(r".", "s").match1f("\r").test_eq("\r");

    tc.compile(r".").test_fails("\u{2028}");
    tc.compilef(r".", "s")
        .match1f("\u{2028}")
        .test_eq("\u{2028}");

    tc.compile(r".").test_fails("\u{2029}");
    tc.compilef(r".", "s")
        .match1f("\u{2029}")
        .test_eq("\u{2029}");

    tc.compile("abc.def").test_fails("abc\ndef");
    tc.compilef("abc.def", "s")
        .match1f("abc\ndef")
        .test_eq("abc\ndef");

    tc.compile(".*").match1f("abc\ndef").test_eq("abc");
    tc.compilef(".*", "s")
        .match1f("abc\ndef")
        .test_eq("abc\ndef");
}

#[test]
fn test_dotall() {
    test_with_configs(test_dotall_tc)
}

fn test_lookbehinds_tc(tc: TestConfig) {
    tc.compilef(r"(?<=efg)..", "")
        .match1f("abcdefghijk123456")
        .test_eq("hi");
    tc.compilef(r"(?<=\d{3}).*", "")
        .match1f("abcdefghijk123456")
        .test_eq("456");
    tc.test_match_succeeds(r"(?<=\d{3}.*)", "", "abcdefghijk123456");
    tc.compilef(r"(?<![a-z])..", "")
        .match1f("abcdefghijk123456")
        .test_eq("ab");
    tc.compilef(r"(?<![a-z])\d{2}", "")
        .match1f("abcdefghijk123456")
        .test_eq("23");
    tc.compilef(r"(?<=x{3,4})\d", "")
        .match1f("1yxx2xxx3xxxx4xxxxx5xxxxxx6xxxxxxx7xxxxxxxx8")
        .test_eq("3");
    tc.compilef(r"(?<=(?:xx){3})\d", "")
        .match1f("1yxx2xxx3xxxx4xxxxx5xxxxxx6xxxxxxx7xxxxxxxx8")
        .test_eq("6");
    tc.compilef(r"(?<=(x*))\1$", "")
        .match1f("xxxxxxxx")
        .test_eq("xxxx,xxxx");
    tc.test_match_fails(r"(?<!(x*))\1$", "", "xxxxxxxx");
    tc.compilef(r"(?<!$ab)\d", "")
        .match1f("ab1ab2")
        .test_eq("1");
    tc.compilef(r"(?<!^ab)\d", "")
        .match1f("ab1ab2")
        .test_eq("2");

    tc.compilef(r"(?<=x)y", "")
        .match_all_from("xyxy", 1)
        .into_iter()
        .map(|r| format!("{}..{}", r.start, r.end))
        .collect::<Vec<_>>()
        .join(",")
        .test_eq("1..2,3..4");
}

#[test]
fn test_lookbehinds() {
    test_with_configs(test_lookbehinds_tc);

    // From 262 test/language/literals/regexp/invalid-range-negative-lookbehind.js
    test_parse_fails(".(?<!.){2,3}");

    // From 262 test/language/literals/regexp/invalid-range-lookbehind.js
    test_parse_fails(".(?<=.){2,3}");

    // From 262 test/language/literals/regexp/invalid-optional-negative-lookbehind.js
    test_parse_fails(".(?<!.)?");

    // From 262 test/language/literals/regexp/invalid-optional-lookbehind.js
    test_parse_fails(".(?<=.)?");
}

#[test]
fn test_lookbehinds_mjsunit() {
    test_with_configs(test_lookbehinds_mjsunit_tc)
}

#[rustfmt::skip]
fn test_lookbehinds_mjsunit_tc(tc: TestConfig) {
    // alternations.js
    tc.compilef(r".*(?<=(..|...|....))(.*)", "").match1f("xabcd").test_eq("xabcd,cd,");
    tc.compilef(r".*(?<=(xx|...|....))(.*)", "").match1f("xabcd").test_eq("xabcd,bcd,");
    tc.compilef(r".*(?<=(xx|...))(.*)", "").match1f("xxabcd").test_eq("xxabcd,bcd,");
    tc.compilef(r".*(?<=(xx|xxx))(.*)", "").match1f("xxabcd").test_eq("xxabcd,xx,abcd");

    // back-references-to-captures.js
    tc.compilef(r"(?<=\1(\w))d", "i").match1f("abcCd").test_eq("d,C");
    tc.compilef(r"(?<=\1([abx]))d", "").match1f("abxxd").test_eq("d,x");
    tc.compilef(r"(?<=\1(\w+))c", "").match1f("ababc").test_eq("c,ab");
    tc.compilef(r"(?<=\1(\w+))c", "i").match1f("ababc").test_eq("c,ab");
    tc.compilef(r"(?<=\1(\w+))c", "").match1f("ababbc").test_eq("c,b");
    tc.test_match_fails(r"(?<=\1(\w+))c", "", "ababdc");
    tc.compilef(r"(?<=(\w+)\1)c", "").match1f("ababc").test_eq("c,abab");

    // back-references.js
    tc.compilef("(.)(?<=(\\1\\1))", "").match1f("abb").test_eq("b,b,bb");
    tc.compilef("(.)(?<=(\\1\\1))", "i").match1f("abB").test_eq("B,B,bB");
    tc.compilef("((\\w)\\w)(?<=\\1\\2\\1)", "i").match1f("aabAaBa").test_eq("aB,aB,a");
    tc.compilef("(\\w(\\w))(?<=\\1\\2\\1)", "i").match1f("aabAaBa").test_eq("Ba,Ba,a");
    tc.compilef("(?=(\\w))(?<=(\\1)).", "i").match1f("abaBbAa").test_eq("b,b,B");
    tc.compilef("(?<=(.))(\\w+)(?=\\1)", "").match1f("  'foo'  ").test_eq("foo,',foo");
    tc.compilef("(?<=(.))(\\w+)(?=\\1)", "").match1f("  \"foo\"  ").test_eq("foo,\",foo");
    tc.compilef("(.)(?<=\\1\\1\\1)", "").match1f("abbb").test_eq("b,b");
    tc.compilef("(..)(?<=\\1\\1\\1)", "").match1f("fababab").test_eq("ab,ab");
    tc.compilef("(?<=(.))(\\w+)(?=\\1)", "").test_fails("  .foo\"  ");
    tc.compilef("(.)(?<=\\1\\1\\1)", "").test_fails("ab");
    tc.compilef("(.)(?<=\\1\\1\\1)", "").test_fails("abb");
    tc.compilef("(..)(?<=\\1\\1\\1)", "").test_fails("ab");
    tc.compilef("(..)(?<=\\1\\1\\1)", "").test_fails("abb");
    tc.compilef("(..)(?<=\\1\\1\\1)", "").test_fails("aabb");
    tc.compilef("(..)(?<=\\1\\1\\1)", "").test_fails("abab");
    tc.compilef("(..)(?<=\\1\\1\\1)", "").test_fails("fabxbab");
    tc.compilef("(..)(?<=\\1\\1\\1)", "").test_fails("faxabab");

    // do-not-backtrack.js
    tc.compilef("(?<=([abc]+)).\\1", "").test_fails("abcdbc");

    // greedy-loop.js
    tc.compilef("(?<=(b+))c", "").match1f("abbbbbbc").test_eq("c,bbbbbb");
    tc.compilef("(?<=(b\\d+))c", "").match1f("ab1234c").test_eq("c,b1234");
    tc.compilef("(?<=((?:b\\d{2})+))c", "").match1f("ab12b23b34c").test_eq("c,b12b23b34");

    // misc.js
    tc.compilef("(?<=$abc)def", "").test_fails("abcdef");
    tc.compilef("^f.o(?<=foo)$", "").test_fails("fno");
    tc.compilef("^foo(?<!foo)$", "").test_fails("foo");
    tc.compilef("^f.o(?<!foo)$", "").test_fails("foo");
    tc.compilef("^foo(?<=foo)$", "").match1f("foo").test_eq("foo");
    tc.compilef("^f.o(?<=foo)$", "").match1f("foo").test_eq("foo");
    tc.compilef("^f.o(?<!foo)$", "").match1f("fno").test_eq("fno");
    tc.compilef("^foooo(?<=fo+)$", "").match1f("foooo").test_eq("foooo");
    tc.compilef("^foooo(?<=fo*)$", "").match1f("foooo").test_eq("foooo");
    tc.compilef("(abc\\1)", "").match1f("abc").test_eq("abc,abc");
    tc.compilef("(abc\\1)", "").match1f("abc\u{1234}").test_eq("abc,abc");
    tc.compilef("(abc\\1)", "i").match1f("abc").test_eq("abc,abc");
    tc.compilef("(abc\\1)", "i").match1f("abc\u{1234}").test_eq("abc,abc");

    // mutual-recursive.js
    tc.compilef("(?<=a(.\\2)b(\\1)).{4}", "").match1f("aabcacbc").test_eq("cacb,a,");
    tc.compilef("(?<=a(\\2)b(..\\1))b", "").match1f("aacbacb").test_eq("b,ac,ac");
    tc.compilef("(?<=(?:\\1b)(aa)).", "").match1f("aabaax").test_eq("x,aa");
    tc.compilef("(?<=(?:\\1|b)(aa)).", "").match1f("aaaax").test_eq("x,aa");

    // negative.js
    tc.compilef("(?<!abc)\\w\\w\\w", "").match1f("abcdef").test_eq("abc");
    tc.compilef("(?<!a.c)\\w\\w\\w", "").match1f("abcdef").test_eq("abc");
    tc.compilef("(?<!a\\wc)\\w\\w\\w", "").match1f("abcdef").test_eq("abc");
    tc.compilef("(?<!a[a-z])\\w\\w\\w", "").match1f("abcdef").test_eq("abc");
    tc.compilef("(?<!a[a-z]{2})\\w\\w\\w", "").match1f("abcdef").test_eq("abc");
    tc.compilef("(?<!abc)def", "").test_fails("abcdef");
    tc.compilef("(?<!a.c)def", "").test_fails("abcdef");
    tc.compilef("(?<!a\\wc)def", "").test_fails("abcdef");
    tc.compilef("(?<!a[a-z][a-z])def", "").test_fails("abcdef");
    tc.compilef("(?<!a[a-z]{2})def", "").test_fails("abcdef");
    tc.compilef("(?<!a{1}b{1})cde", "").test_fails("abcdef");
    tc.compilef("(?<!a{1}[a-z]{2})def", "").test_fails("abcdef");

    // nested-lookaround.js
    tc.compilef("(?<=ab(?=c)\\wd)\\w\\w", "").match1f("abcdef").test_eq("ef");
    tc.compilef("(?<=a(?=([^a]{2})d)\\w{3})\\w\\w", "").match1f("abcdef").test_eq("ef,bc");
    tc.compilef("(?<=a(?=([bc]{2}(?<!a{2}))d)\\w{3})\\w\\w", "").match1f("abcdef").test_eq("ef,bc");
    tc.compilef("^faaao?(?<=^f[oa]+(?=o))", "").match1f("faaao").test_eq("faaa");
    tc.compilef("(?<=a(?=([bc]{2}(?<!a*))d)\\w{3})\\w\\w", "").test_fails("abcdef");

    // simple-fixed-length.js
    tc.compilef("^.(?<=a)", "").test_fails("b");
    tc.compilef("^f\\w\\w(?<=\\woo)", "").test_fails("boo");
    tc.compilef("^f\\w\\w(?<=\\woo)", "").test_fails("fao");
    tc.compilef("^f\\w\\w(?<=\\woo)", "").test_fails("foa");
    tc.compilef("^.(?<=a)", "").match1f("a").test_eq("a");
    tc.compilef("^f..(?<=.oo)", "").match1f("foo1").test_eq("foo");
    tc.compilef("^f\\w\\w(?<=\\woo)", "").match1f("foo2").test_eq("foo");
    tc.compilef("(?<=abc)\\w\\w\\w", "").match1f("abcdef").test_eq("def");
    tc.compilef("(?<=a.c)\\w\\w\\w", "").match1f("abcdef").test_eq("def");
    tc.compilef("(?<=a\\wc)\\w\\w\\w", "").match1f("abcdef").test_eq("def");
    tc.compilef("(?<=a[a-z])\\w\\w\\w", "").match1f("abcdef").test_eq("cde");
    tc.compilef("(?<=a[a-z][a-z])\\w\\w\\w", "").match1f("abcdef").test_eq("def");
    tc.compilef("(?<=a[a-z]{2})\\w\\w\\w", "").match1f("abcdef").test_eq("def");
    tc.compilef("(?<=a{1})\\w\\w\\w", "").match1f("abcdef").test_eq("bcd");
    tc.compilef("(?<=a{1}b{1})\\w\\w\\w", "").match1f("abcdef").test_eq("cde");
    tc.compilef("(?<=a{1}[a-z]{2})\\w\\w\\w", "").match1f("abcdef").test_eq("def");

    // start-of-line.js
    tc.compilef("(?<=^[^a-c]{3})def", "").test_fails("abcdef");
    tc.compilef("\"^foooo(?<=^o+)$", "").test_fails("foooo");
    tc.compilef("\"^foooo(?<=^o*)$", "").test_fails("foooo");
    tc.compilef("(?<=^abc)def", "").match1f("abcdef").test_eq("def");
    tc.compilef("(?<=^[a-c]{3})def", "").match1f("abcdef").test_eq("def");
    tc.compilef("(?<=^[a-c]{3})def", "m").match1f("xyz\nabcdef").test_eq("def");
    tc.compilef("(?<=^)\\w+", "m").run_global_match("ab\ncd\nefg").test_eq("ab,cd,efg");
    tc.compilef("\\w+(?<=$)", "m").run_global_match("ab\ncd\nefg").test_eq("ab,cd,efg");
    tc.compilef("(?<=^)\\w+(?<=$)", "m").run_global_match("ab\ncd\nefg").test_eq("ab,cd,efg");
    tc.compilef("^foo(?<=^fo+)$", "").match1f("foo").test_eq("foo");
    tc.compilef("^foooo(?<=^fo*)", "").match1f("foooo").test_eq("foooo");
    tc.compilef("^(f)oo(?<=^\\1o+)$", "").match1f("foo").test_eq("foo,f");
    tc.compilef("^(f)oo(?<=^\\1o+)$", "i").match1f("foo").test_eq("foo,f");
    tc.compilef("^(f)oo(?<=^\\1o+).$", "i").match1f("foo\u{1234}").test_eq("foo\u{1234},f");
    tc.compilef("(?<=^\\w+)def", "").match1f("abcdefdef").test_eq("def");
    tc.compilef("(?<=^\\w+)def", "").run_global_match("abcdefdef").test_eq("def,def");

    // variable-length.js
    tc.compilef("(?<=[a|b|c]*)[^a|b|c]{3}", "").match1f("abcdef").test_eq("def");
    tc.compilef("(?<=\\w*)[^a|b|c]{3}", "").match1f("abcdef").test_eq("def");

    // word-boundary.js
    tc.compilef("(?<=\\b)[d-f]{3}", "").match1f("abc def").test_eq("def");
    tc.compilef("(?<=\\B)\\w{3}", "").match1f("ab cdef").test_eq("def");
    tc.compilef("(?<=\\B)(?<=c(?<=\\w))\\w{3}", "").match1f("ab cdef").test_eq("def");
    tc.compilef("(?<=\\b)[d-f]{3}", "").test_fails("abcdef");
}

#[test]
fn run_misc_tests() {
    test_with_configs(run_misc_tests_tc)
}

fn run_misc_tests_tc(tc: TestConfig) {
    tc.compilef(r"(a+)(?!(\1))", "")
        .match1f("aaaaaa")
        .test_eq("aaaaaa,aaaaaa,");
    tc.compilef(r"\1(a)", "").match1f("aa").test_eq("a,a"); // see 15.10.2.11_A1_T5 from test262
    tc.compilef(r"((a)|(b))*?c", "")
        .match1f("abc")
        .test_eq("abc,b,,b");

    tc.compilef(r"(?=(a+))", "")
        .match1f("baaabac")
        .test_eq(",aaa");
    tc.compilef(r"(?=(a+))a*b\1", "")
        .match1f("baaabac")
        .test_eq("aba,a");
    assert_eq!(
        tc.compile(r"(.*?)a(?!(a+)b\2c)\2(.*)")
            .match1_vec("baaabaac"),
        vec![Some("baaabaac"), Some("ba"), None, Some("abaac")]
    );
    tc.compilef(r"\0", "")
        .match1f("abc\u{0}def")
        .test_eq("\u{0}");
}

#[test]
fn run_nonunicode_tests() {
    test_with_configs(run_nonunicode_test_tc)
}

fn run_nonunicode_test_tc(tc: TestConfig) {
    // escaping unrecognised chars
    tc.compilef(r"\ ", "").match1f(r" ").test_eq(r" ");
    tc.compilef(r"\ a", "").match1f(r" a").test_eq(r" a");
    tc.compilef(r"a\ ", "").match1f(r"a ").test_eq(r"a ");

    // no unbalanced bracket ']'
    tc.compilef(r"a]", "").match1f(r"a]").test_eq(r"a]");
    tc.compilef(r"]a", "").match1f(r"]a").test_eq(r"]a");
    tc.compilef(r"]", "").match1f(r"]").test_eq(r"]");

    // no invalid quantifier ('{')
    tc.compilef(r"a{", "").match1f(r"a{").test_eq(r"a{");
    tc.compilef(r"{a", "").match1f(r"{a").test_eq(r"{a");
    tc.compilef(r"{1", "").match1f(r"{1").test_eq(r"{1");
    tc.compilef(r"{1,2", "").match1f(r"{1,2").test_eq(r"{1,2");
    tc.compilef(r"{1,2 ", "")
        .match1f(r"{1,2 ")
        .test_eq(r"{1,2 ");
    tc.compilef(r"{1,2 }", "")
        .match1f(r"{1,2 }")
        .test_eq(r"{1,2 }");
    tc.compilef(r"{1,a", "").match1f(r"{1,a").test_eq(r"{1,a");
    tc.compilef(r"{1 }", "").match1f(r"{1 }").test_eq(r"{1 }");
    tc.compilef(r"}1", "").match1f(r"}1").test_eq(r"}1");
}

#[test]
fn run_unicode_tests() {
    // escaping unrecognised chars
    test_parse_fails_flags(r"\ ", "u");
    test_parse_fails_flags(r"\ a", "u");
    test_parse_fails_flags(r"a\ ", "u");

    // no unbalanced bracket ']'
    test_parse_fails_flags(r"a]", "u");
    test_parse_fails_flags(r"]a", "u");
    test_parse_fails_flags(r"]", "u");

    // no invalid quantifier ('{')
    test_parse_fails_flags(r"a{", "u");
    test_parse_fails_flags(r"{a", "u");
}

/// 262 test/built-ins/RegExp/unicode_restricted_brackets.js
#[test]
fn run_unicode_restricted_brackets() {
    test_parse_fails_flags(r"(", "u");
    test_parse_fails_flags(r")", "u");
    test_parse_fails_flags(r"[", "u");
    test_parse_fails_flags(r"]", "u");
    test_parse_fails_flags(r"{", "u");
    test_parse_fails_flags(r"}", "u");

    // Tests without the 'u' flag.
    test_parse_fails(r"(");
    test_parse_fails(r")");
    test_parse_fails(r"[");
    test_with_configs(|tc| tc.compile(r"]").match1f(r"]").test_eq(r"]"));
    test_with_configs(|tc| tc.compile(r"{").match1f(r"{").test_eq(r"{"));
    test_with_configs(|tc| tc.compile(r"}").match1f(r"}").test_eq(r"}"));
}

#[test]
fn run_regexp_capture_test() {
    test_with_configs(run_regexp_capture_test_tc)
}

fn run_regexp_capture_test_tc(tc: TestConfig) {
    // regexp-captures.js
    tc.test_match_succeeds(r"^(((N({)?)|(R)|(U)|(V)|(B)|(H)|(n((n)|(r)|(v)|(h))?)|(r(r)?)|(v)|(b((n)|(b))?)|(h))|((Y)|(A)|(E)|(o(u)?)|(p(u)?)|(q(u)?)|(s)|(t)|(u)|(w)|(x(u)?)|(y)|(z)|(a((T)|(A)|(L))?)|(c)|(e)|(f(u)?)|(g(u)?)|(i)|(j)|(l)|(m(u)?)))+", "", "Avtnennan gunzvmu pubExnY nEvln vaTxh rmuhguhaTxnY");

    // regexp-capture.js
    assert_eq!(
        tc.compilef("(x)?\\1y", "").match1_vec("y"),
        vec![Some("y"), None]
    );
    assert_eq!(
        tc.compilef("(x)?y", "").match1_vec("y"),
        vec![Some("y"), None]
    );
    assert_eq!(
        tc.compilef("(x)?\\1y", "").match1_vec("y"),
        vec![Some("y"), None]
    );
    assert_eq!(
        tc.compilef("(x)?y", "").match1_vec("y"),
        vec![Some("y"), None]
    );
    assert_eq!(
        tc.compilef("(x)?\\1y", "").match1_vec("y"),
        vec![Some("y"), None]
    );
    assert_eq!(
        tc.compilef("^(b+|a){1,2}?bc", "").match1_vec("bbc"),
        vec![Some("bbc"), Some("b")]
    );
    assert_eq!(
        tc.compilef("((\\3|b)\\2(a)){2,}", "")
            .match1_vec("bbaababbabaaaaabbaaaabba"),
        vec![Some("bbaa"), Some("a"), Some(""), Some("a")]
    );

    tc.test_match_fails(r"((a|i|A|I|u|o|U|O)(s|c|b|c|d|f|g|h|j|k|l|m|n|p|q|r|s|t|v|w|x|y|z|B|C|D|F|G|H|J|K|L|M|N|P|Q|R|S|T|V|W|X|Y|Z)*) de\/da([.,!?\s]|$)", "", "");
}

#[test]
fn run_regexp_unicode_burns_test() {
    test_with_configs(run_regexp_unicode_burns_test_tc)
}

#[allow(unreachable_code)]
fn run_regexp_unicode_burns_test_tc(tc: TestConfig) {
    // These tests are extracted from regexp-capture-3.js.
    // All of these are cases where a naive engine would enter an infinite loop.
    // Termination is success. These depend on the v8 optimization where a regex
    // is known to only match Unicode strings, and so cannot match an ascii-only
    // string. We do not yet have this optimization so these tests are disabled.
    let _ = tc;
    return;
    let input = "The truth about forever is that it is happening right now";
    tc.compilef("(((.*)*)*x)\u{100}", "").match1f(input);
    tc.compilef("(((.*)*)*\u{100})foo", "").match1f(input);
    tc.compilef("\u{100}(((.*)*)*x)", "").match1f(input);
    tc.compilef("(((.*)*)*x)\u{100}", "").match1f(input);
    tc.compilef("[\u{107}\u{103}\u{100}](((.*)*)*x)", "")
        .match1f(input);
    tc.compilef("(((.*)*)*x)[\u{107}\u{103}\u{100}]", "")
        .match1f(input);
    tc.compilef("[^\\x00-\\xff](((.*)*)*x)", "").match1f(input);
    tc.compilef("(((.*)*)*x)[^\\x00-\\xff]", "").match1f(input);
    tc.compilef("(?!(((.*)*)*x)\u{100})foo", "").match1f(input);
    tc.compilef("(?!(((.*)*)*x))\u{100}", "").match1f(input);
    tc.compilef("(?=(((.*)*)*x)\u{100})foo", "").match1f(input);
    tc.compilef("(?=(((.*)*)*x))\u{100}", "").match1f(input);
    tc.compilef("(?=\u{100})(((.*)*)*x)", "").match1f(input);
    tc.compilef("(\u{e6}|\u{f8}|\u{100})(((.*)*)*x)", "")
        .match1f(input);
    tc.compilef("(a|b|(((.*)*)*x))\u{100}", "").match1f(input);
    tc.compilef("(a|(((.*)*)*x)\u{103}|(((.*)*)*x)\u{100})", "")
        .match1f(input);
}

#[test]
fn run_regexp_lookahead_tests() {
    test_with_configs(run_regexp_lookahead_tests_tc)
}

#[rustfmt::skip]
fn run_regexp_lookahead_tests_tc(tc: TestConfig) {
    // From regexp-lookahead.js
    tc.test_match_succeeds(r#"^(?=a)"#, "", "a");
    tc.test_match_fails(r#"^(?=a)"#, "", "b");
    tc.compilef(r#"^(?=a)"#, "").match1f("a").test_eq("");
    tc.test_match_succeeds(r#"^(?=\woo)f\w"#, "", "foo");
    tc.test_match_fails(r#"^(?=\woo)f\w"#, "", "boo");
    tc.test_match_fails(r#"^(?=\woo)f\w"#, "", "fao");
    tc.test_match_fails(r#"^(?=\woo)f\w"#, "", "foa");
    tc.compilef(r#"^(?=\woo)f\w"#, "").match1f("foo").test_eq("fo");
    tc.test_match_succeeds(r#"(?=\w).(?=\W)"#, "", r#".a! "#);
    tc.test_match_fails(r#"(?=\w).(?=\W)"#, "", r#".! "#);
    tc.test_match_succeeds(r#"(?=\w).(?=\W)"#, "", r#".ab! "#);
    tc.compilef(r#"(?=\w).(?=\W)"#, "").match1f(r#".ab! "#).test_eq("b");
    tc.test_match_succeeds(r#"(?=f(?=[^f]o)).."#, "", r#", foo!"#);
    tc.test_match_fails(r#"(?=f(?=[^f]o)).."#, "", r#", fo!"#);
    tc.test_match_fails(r#"(?=f(?=[^f]o)).."#, "", ", ffo");
    tc.compilef(r#"(?=f(?=[^f]o)).."#, "").match1f(r#", foo!"#).test_eq("fo");
    tc.test_match_succeeds(r#"^[^'"]*(?=(['"])).*\1(\w+)\1"#, "", "  'foo' ");
    tc.test_match_succeeds(r#"^[^'"]*(?=(['"])).*\1(\w+)\1"#, "", r#"  "foo" "#);
    tc.test_match_fails(r#"^[^'"]*(?=(['"])).*\1(\w+)\1"#, "", r#" " 'foo' "#);
    tc.test_match_fails(r#"^[^'"]*(?=(['"])).*\1(\w+)\1"#, "", r#" ' "foo" "#);
    tc.test_match_fails(r#"^[^'"]*(?=(['"])).*\1(\w+)\1"#, "", r#"  'foo" "#);
    tc.test_match_fails(r#"^[^'"]*(?=(['"])).*\1(\w+)\1"#, "", r#"  "foo' "#);
    tc.compilef(r#"^[^'"]*(?=(['"])).*\1(\w+)\1"#, "").match1f("  'foo' ").test_eq("  'foo',',foo");
    tc.compilef(r#"^[^'"]*(?=(['"])).*\1(\w+)\1"#, "").match1f(r#"  "foo" "#).test_eq(r#"  "foo",",foo"#);
    tc.test_match_succeeds(r#"^(?:(?=(.))a|b)\1$"#, "", "aa");
    tc.test_match_succeeds(r#"^(?:(?=(.))a|b)\1$"#, "", "b");
    tc.test_match_fails(r#"^(?:(?=(.))a|b)\1$"#, "", "bb");
    tc.test_match_fails(r#"^(?:(?=(.))a|b)\1$"#, "", "a");
    tc.compilef(r#"^(?:(?=(.))a|b)\1$"#, "").match1f("aa").test_eq("aa,a");
    tc.compilef(r#"^(?:(?=(.))a|b)\1$"#, "").match1f("b").test_eq("b,");
    tc.test_match_succeeds(r#"^(?=(.)(?=(.)\1\2)\2\1)\1\2"#, "", "abab");
    tc.test_match_succeeds(r#"^(?=(.)(?=(.)\1\2)\2\1)\1\2"#, "", "ababxxxxxxxx");
    tc.test_match_fails(r#"^(?=(.)(?=(.)\1\2)\2\1)\1\2"#, "", "aba");
    tc.compilef(r#"^(?=(.)(?=(.)\1\2)\2\1)\1\2"#, "").match1f("abab").test_eq("ab,a,b");
    tc.test_match_succeeds(r#"^(?:(?=(.))a|b|c)$"#, "", "a");
    tc.test_match_succeeds(r#"^(?:(?=(.))a|b|c)$"#, "", "b");
    tc.test_match_succeeds(r#"^(?:(?=(.))a|b|c)$"#, "", "c");
    tc.test_match_fails(r#"^(?:(?=(.))a|b|c)$"#, "", "d");
    tc.compilef(r#"^(?:(?=(.))a|b|c)$"#, "").match1f("a").test_eq("a,a");
    tc.compilef(r#"^(?:(?=(.))a|b|c)$"#, "").match1f("b").test_eq("b,");
    tc.compilef(r#"^(?:(?=(.))a|b|c)$"#, "").match1f("c").test_eq("c,");
    tc.compilef(r#"^(?=(b))b"#, "").match1f("b").test_eq("b,b");
    tc.compilef(r#"^(?:(?=(b))|a)b"#, "").match1f("ab").test_eq("ab,");
    tc.compilef(r#"^(?:(?=(b)(?:(?=(c))|d))|)bd"#, "").match1f("bd").test_eq("bd,b,");
    tc.test_match_succeeds(r#"(?!x)."#, "", "y");
    tc.test_match_fails(r#"(?!x)."#, "", "x");
    tc.compilef(r#"(?!x)."#, "").match1f("y").test_eq("y");
    tc.test_match_succeeds(r#"(?!(\d))|\d"#, "", "4");
    tc.compilef(r#"(?!(\d))|\d"#, "").match1f("4").test_eq("4,");
    tc.compilef(r#"(?!(\d))|\d"#, "").match1f("x").test_eq(",");
    tc.test_match_succeeds(r#"^(?=(x)(?=(y)))"#, "", "xy");
    tc.test_match_fails(r#"^(?=(x)(?=(y)))"#, "", "xz");
    tc.compilef(r#"^(?=(x)(?=(y)))"#, "").match1f("xy").test_eq(",x,y");
    tc.test_match_succeeds(r#"^(?!(x)(?!(y)))"#, "", "xy");
    tc.test_match_fails(r#"^(?!(x)(?!(y)))"#, "", "xz");
    tc.compilef(r#"^(?!(x)(?!(y)))"#, "").match1f("xy").test_eq(",,");
    tc.test_match_succeeds(r#"^(?=(x)(?!(y)))"#, "", "xz");
    tc.test_match_fails(r#"^(?=(x)(?!(y)))"#, "", "xy");
    tc.compilef(r#"^(?=(x)(?!(y)))"#, "").match1f("xz").test_eq(",x,");
    tc.test_match_succeeds(r#"^(?!(x)(?=(y)))"#, "", "xz");
    tc.test_match_fails(r#"^(?!(x)(?=(y)))"#, "", "xy");
    tc.compilef(r#"^(?!(x)(?=(y)))"#, "").match1f("xz").test_eq(",,");
    tc.test_match_succeeds(r#"^(?=(x)(?!(y)(?=(z))))"#, "", "xaz");
    tc.test_match_succeeds(r#"^(?=(x)(?!(y)(?=(z))))"#, "", "xya");
    tc.test_match_fails(r#"^(?=(x)(?!(y)(?=(z))))"#, "", "xyz");
    tc.test_match_fails(r#"^(?=(x)(?!(y)(?=(z))))"#, "", "a");
    tc.compilef(r#"^(?=(x)(?!(y)(?=(z))))"#, "").match1f("xaz").test_eq(",x,,");
    tc.compilef(r#"^(?=(x)(?!(y)(?=(z))))"#, "").match1f("xya").test_eq(",x,,");
    tc.test_match_succeeds(r#"^(?!(x)(?=(y)(?!(z))))"#, "", "a");
    tc.test_match_succeeds(r#"^(?!(x)(?=(y)(?!(z))))"#, "", "xa");
    tc.test_match_succeeds(r#"^(?!(x)(?=(y)(?!(z))))"#, "", "xyz");
    tc.test_match_fails(r#"^(?!(x)(?=(y)(?!(z))))"#, "", "xya");
    tc.compilef(r#"^(?!(x)(?=(y)(?!(z))))"#, "").match1f("a").test_eq(",,,");
    tc.compilef(r#"^(?!(x)(?=(y)(?!(z))))"#, "").match1f("xa").test_eq(",,,");
    tc.compilef(r#"^(?!(x)(?=(y)(?!(z))))"#, "").match1f("xyz").test_eq(",,,");
}

#[test]
fn run_regexp_loop_capture_tests() {
    test_with_configs(run_regexp_loop_capture_tests_tc)
}

fn run_regexp_loop_capture_tests_tc(tc: TestConfig) {
    // From regexp-loop-capture.js
    assert_eq!(
        tc.compile(r"(?:(a)|(b)|(c))+").match1_vec("abc"),
        vec![Some("abc"), None, None, Some("c")]
    );
    assert_eq!(
        tc.compile(r"(?:(a)|b)*").match1_vec("ab"),
        vec![Some("ab"), None]
    );
}

#[test]
fn run_regexp_multiline_tests() {
    test_with_configs(run_regexp_multiline_tests_tc)
}

fn run_regexp_multiline_tests_tc(tc: TestConfig) {
    // From regexp-multiline.js
    tc.test_match_succeeds("^bar", "", "bar");
    tc.test_match_succeeds("^bar", "", "bar\nfoo");
    tc.compilef("^bar", "").test_fails("foo\nbar");
    tc.test_match_succeeds("^bar", "m", "bar");
    tc.test_match_succeeds("^bar", "m", "bar\nfoo");
    tc.test_match_succeeds("^bar", "m", "foo\nbar");
    tc.test_match_succeeds("bar$", "", "bar");
    tc.compilef("bar$", "").test_fails("bar\nfoo");
    tc.test_match_succeeds("bar$", "", "foo\nbar");
    tc.test_match_succeeds("bar$", "m", "bar");
    tc.test_match_succeeds("bar$", "m", "bar\nfoo");
    tc.test_match_succeeds("bar$", "m", "foo\nbar");
    tc.compilef("^bxr", "").test_fails("bar");
    tc.compilef("^bxr", "").test_fails("bar\nfoo");
    tc.compilef("^bxr", "m").test_fails("bar");
    tc.compilef("^bxr", "m").test_fails("bar\nfoo");
    tc.compilef("^bxr", "m").test_fails("foo\nbar");
    tc.compilef("bxr$", "").test_fails("bar");
    tc.compilef("bxr$", "").test_fails("foo\nbar");
    tc.compilef("bxr$", "m").test_fails("bar");
    tc.compilef("bxr$", "m").test_fails("bar\nfoo");
    tc.compilef("bxr$", "m").test_fails("foo\nbar");
    tc.test_match_succeeds("^.*$", "", "");
    tc.test_match_succeeds("^.*$", "", "foo");
    tc.compilef("^.*$", "").test_fails("\n");
    tc.test_match_succeeds("^.*$", "m", "\n");
    tc.test_match_succeeds("^[\\s]*$", "", " ");
    tc.test_match_succeeds("^[\\s]*$", "", "\n");
    tc.test_match_succeeds("^[^]*$", "", "");
    tc.test_match_succeeds("^[^]*$", "", "foo");
    tc.test_match_succeeds("^[^]*$", "", "\n");
    tc.test_match_succeeds("^([()\\s]|.)*$", "", "()\n()");
    tc.test_match_succeeds("^([()\\n]|.)*$", "", "()\n()");
    tc.compilef("^([()]|.)*$", "").test_fails("()\n()");
    tc.test_match_succeeds("^([()]|.)*$", "m", "()\n()");
    tc.test_match_succeeds("^([()]|.)*$", "m", "()\n");
    tc.test_match_succeeds("^[()]*$", "m", "()\n.");
    tc.test_match_succeeds("^[\\].]*$", "", "...]...");
    tc.compilef("^a$", "").test_fails("A");
    tc.test_match_succeeds("^a$", "i", "A");
    tc.compilef("^A$", "").test_fails("a");
    tc.test_match_succeeds("^A$", "i", "a");
    tc.compilef("^[a]$", "").test_fails("A");
    tc.test_match_succeeds("^[a]$", "i", "A");
    tc.compilef("^[A]$", "").test_fails("a");
    tc.test_match_succeeds("^[A]$", "i", "a");
    tc.compilef("^\u{e5}$", "").test_fails("\u{c5}");
    tc.test_match_succeeds("^\u{e5}$", "i", "\u{c5}");
    tc.compilef("^\u{c5}$", "").test_fails("\u{e5}");
    tc.test_match_succeeds("^\u{c5}$", "i", "\u{e5}");
    tc.compilef("^[\u{e5}]$", "").test_fails("\u{c5}");
    tc.test_match_succeeds("^[\u{e5}]$", "i", "\u{c5}");
    tc.compilef("^[\u{c5}]$", "").test_fails("\u{e5}");
    tc.test_match_succeeds("^[\u{c5}]$", "i", "\u{e5}");
    tc.compilef("^\u{413}$", "").test_fails("\u{433}");
    tc.test_match_succeeds("^\u{413}$", "i", "\u{433}");
    tc.compilef("^\u{433}$", "").test_fails("\u{413}");
    tc.test_match_succeeds("^\u{433}$", "i", "\u{413}");
    tc.compilef("^[\u{413}]$", "").test_fails("\u{433}");
    tc.test_match_succeeds("^[\u{413}]$", "i", "\u{433}");
    tc.compilef("^[\u{433}]$", "").test_fails("\u{413}");
    tc.test_match_succeeds("^[\u{433}]$", "i", "\u{413}");
}

#[test]
fn run_regexp_standalones() {
    test_with_configs(run_regexp_standalones_tc)
}

#[rustfmt::skip]
fn run_regexp_standalones_tc(tc: TestConfig) {
    // From regexp-standalones.js
    tc.compilef(r"^\d", "m").run_global_match("aaa\n789\r\nccc\r\n345").test_eq("7,3");
    tc.compilef(r"\d$", "m").run_global_match("aaa\n789\r\nccc\r\n345").test_eq("9,5");

    tc.compilef(r"^\d", "m").run_global_match("aaa\n789\r\nccc\r\nddd").test_eq("7");
    tc.compilef(r"\d$", "m").run_global_match("aaa\n789\r\nccc\r\nddd").test_eq("9");

    tc.compilef(r"[\S]+", "").match1f("\u{00BF}\u{00CD}\u{00BB}\u{00A7}").test_eq("\u{00BF}\u{00CD}\u{00BB}\u{00A7}");
    tc.compilef(r"[\S]+", "").match1f("\u{00BF}\u{00CD} \u{00BB}\u{00A7}").test_eq("\u{00BF}\u{00CD}");

    tc.compilef(r"[\S]+", "").match1f("\u{4e00}\u{ac00}\u{4e03}\u{4e00}").test_eq("\u{4e00}\u{ac00}\u{4e03}\u{4e00}");
    tc.compilef(r"[\S]+", "").match1f("\u{4e00}\u{ac00} \u{4e03}\u{4e00}").test_eq("\u{4e00}\u{ac00}");
}

#[test]
fn run_regexp_regexp() {
    test_with_configs(run_regexp_regexp_tc)
}

#[rustfmt::skip]
fn run_regexp_regexp_tc(tc: TestConfig) {
    // From regexp.js
    tc.compilef("[\u{0}]", "").match1f("[\u{0}]").test_eq("\u{0}");
    tc.compilef("[\u{0}]", "").match1f("[\u{0}]").test_eq("\u{0}");
    tc.compilef("^.", "m").run_global_match("aA\nbB\rcC\r\ndD\u{2028}eE\u{2029}fF").test_eq("a,b,c,d,e,f");
    tc.compilef(".$", "m").run_global_match("aA\nbB\rcC\r\ndD\u{2028}eE\u{2029}fF").test_eq("A,B,C,D,E,F");
    tc.compilef("^[^]", "m").run_global_match("aA\nbB\rcC\r\ndD\u{2028}eE\u{2029}fF").test_eq("a,b,c,\n,d,e,f");
    tc.compilef("[^]$", "m").run_global_match("aA\nbB\rcC\r\ndD\u{2028}eE\u{2029}fF").test_eq("A,B,C,\r,D,E,F");
    tc.test_match_succeeds("\\ca", "", "\u{1}");
    tc.compilef("\\ca", "").test_fails("\\ca");
    tc.compilef("\\ca", "").test_fails("ca");
    // Skipping Unicode-unsavvy \c[a/]
    // Skipping Unicode-unsavvy \c[a/]
    tc.test_match_succeeds("^[\\cM]$", "", "\r");
    tc.compilef("^[\\cM]$", "").test_fails("M");
    tc.compilef("^[\\cM]$", "").test_fails("c");
    tc.compilef("^[\\cM]$", "").test_fails("\\");
    tc.compilef("^[\\cM]$", "").test_fails("\u{3}");
    // Skipping Unicode-unsavvy ^[\c]]$
    // Skipping Unicode-unsavvy ^[\c]]$
    // Skipping Unicode-unsavvy ^[\c]]$
    // Skipping Unicode-unsavvy ^[\c]]$
    // Skipping Unicode-unsavvy ^[\c1]$
    // Skipping Unicode-unsavvy ^[\c1]$
    // Skipping Unicode-unsavvy ^[\c1]$
    // Skipping Unicode-unsavvy ^[\c1]$
    // Skipping Unicode-unsavvy ^[\c_]$
    // Skipping Unicode-unsavvy ^[\c_]$
    // Skipping Unicode-unsavvy ^[\c_]$
    // Skipping Unicode-unsavvy ^[\c_]$
    // Skipping Unicode-unsavvy ^[\c$]$
    // Skipping Unicode-unsavvy ^[\c$]$
    // Skipping Unicode-unsavvy ^[\c$]$
    // Skipping Unicode-unsavvy ^[\c$]$
    // Skipping Unicode-unsavvy ^[Z-\c-e]*$
    tc.test_match_succeeds("\\s", "", "\u{2028}");
    tc.test_match_succeeds("\\s", "", "\u{2029}");
    tc.test_match_succeeds("\\s", "", "\u{feff}");
    tc.compilef("\\S", "").test_fails("\u{2028}");
    tc.compilef("\\S", "").test_fails("\u{2029}");
    tc.compilef("\\S", "").test_fails("\u{feff}");
    // Skipping Unicode-unsavvy [\s-:]
    // Skipping Unicode-unsavvy [\s-:]
    // Skipping Unicode-unsavvy [\s-:]
    // Skipping Unicode-unsavvy [\s-:]
    // Skipping Unicode-unsavvy [\s-:]
    // Skipping Unicode-unsavvy [\s-:]
    // Skipping Unicode-unsavvy [\s-:]
    // Skipping Unicode-unsavvy [\S-:]
    // Skipping Unicode-unsavvy [\S-:]
    // Skipping Unicode-unsavvy [\S-:]
    // Skipping Unicode-unsavvy [\S-:]
    // Skipping Unicode-unsavvy [\S-:]
    // Skipping Unicode-unsavvy [\S-:]
    // Skipping Unicode-unsavvy [\S-:]
    // Skipping Unicode-unsavvy [^\s-:]
    // Skipping Unicode-unsavvy [^\s-:]
    // Skipping Unicode-unsavvy [^\s-:]
    // Skipping Unicode-unsavvy [^\s-:]
    // Skipping Unicode-unsavvy [^\s-:]
    // Skipping Unicode-unsavvy [^\s-:]
    // Skipping Unicode-unsavvy [^\s-:]
    // Skipping Unicode-unsavvy [^\S-:]
    // Skipping Unicode-unsavvy [^\S-:]
    // Skipping Unicode-unsavvy [^\S-:]
    // Skipping Unicode-unsavvy [^\S-:]
    // Skipping Unicode-unsavvy [^\S-:]
    // Skipping Unicode-unsavvy [^\S-:]
    // Skipping Unicode-unsavvy [^\S-:]
    tc.compilef("[\\s]", "").test_fails("-");
    tc.compilef("[\\s]", "").test_fails(":");
    tc.test_match_succeeds("[\\s]", "", " ");
    tc.test_match_succeeds("[\\s]", "", "\u{9}");
    tc.test_match_succeeds("[\\s]", "", "\n");
    tc.compilef("[\\s]", "").test_fails("a");
    tc.compilef("[\\s]", "").test_fails("Z");
    tc.test_match_succeeds("[^\\s]", "", "-");
    tc.test_match_succeeds("[^\\s]", "", ":");
    tc.compilef("[^\\s]", "").test_fails(" ");
    tc.compilef("[^\\s]", "").test_fails("\u{9}");
    tc.compilef("[^\\s]", "").test_fails("\n");
    tc.test_match_succeeds("[^\\s]", "", "a");
    tc.test_match_succeeds("[^\\s]", "", "Z");
    tc.test_match_succeeds("[\\S]", "", "-");
    tc.test_match_succeeds("[\\S]", "", ":");
    tc.compilef("[\\S]", "").test_fails(" ");
    tc.compilef("[\\S]", "").test_fails("\u{9}");
    tc.compilef("[\\S]", "").test_fails("\n");
    tc.test_match_succeeds("[\\S]", "", "a");
    tc.test_match_succeeds("[\\S]", "", "Z");
    tc.compilef("[^\\S]", "").test_fails("-");
    tc.compilef("[^\\S]", "").test_fails(":");
    tc.test_match_succeeds("[^\\S]", "", " ");
    tc.test_match_succeeds("[^\\S]", "", "\u{9}");
    tc.test_match_succeeds("[^\\S]", "", "\n");
    tc.compilef("[^\\S]", "").test_fails("a");
    tc.compilef("[^\\S]", "").test_fails("Z");
    tc.test_match_succeeds("[\\s\\S]", "", "-");
    tc.test_match_succeeds("[\\s\\S]", "", ":");
    tc.test_match_succeeds("[\\s\\S]", "", " ");
    tc.test_match_succeeds("[\\s\\S]", "", "\u{9}");
    tc.test_match_succeeds("[\\s\\S]", "", "\n");
    tc.test_match_succeeds("[\\s\\S]", "", "a");
    tc.test_match_succeeds("[\\s\\S]", "", "Z");
    tc.compilef("[^\\s\\S]", "").test_fails("-");
    tc.compilef("[^\\s\\S]", "").test_fails(":");
    tc.compilef("[^\\s\\S]", "").test_fails(" ");
    tc.compilef("[^\\s\\S]", "").test_fails("\u{9}");
    tc.compilef("[^\\s\\S]", "").test_fails("\n");
    tc.compilef("[^\\s\\S]", "").test_fails("a");
    tc.compilef("[^\\s\\S]", "").test_fails("Z");
    // Skipping Unicode-unsavvy [\s-0-9]
    // Skipping Unicode-unsavvy [\s-0-9]
    // Skipping Unicode-unsavvy [\s-0-9]
    // Skipping Unicode-unsavvy [\s-0-9]
    // Skipping Unicode-unsavvy [\s-0-9]
    // Skipping Unicode-unsavvy [\s-0-9]
    tc.compilef("^\\d+", "").test_fails("asdf\n123");
    tc.test_match_succeeds("^\\d+", "m", "asdf\n123");
    tc.compilef("\\d+$", "").test_fails("123\nasdf");
    tc.test_match_succeeds("\\d+$", "m", "123\nasdf");
    tc.compilef("^.*", "m").run_global_match("a\n\rb").test_eq("a,,b");
    tc.compilef("()foo$\\1", "").test_fails("football");
    tc.compilef("foo$(?=ball)", "").test_fails("football");
    tc.compilef("foo$(?!bar)", "").test_fails("football");
    tc.test_match_succeeds("()foo$\\1", "", "foo");
    tc.test_match_succeeds("foo$(?=(ball)?)", "", "foo");
    tc.test_match_succeeds("()foo$(?!bar)", "", "foo");
    tc.compilef("(x?)foo$\\1", "").test_fails("football");
    tc.compilef("foo$(?=ball)", "").test_fails("football");
    tc.compilef("foo$(?!bar)", "").test_fails("football");
    tc.test_match_succeeds("(x?)foo$\\1", "", "foo");
    tc.test_match_succeeds("foo$(?=(ball)?)", "", "foo");
    tc.test_match_succeeds("foo$(?!bar)", "", "foo");
    tc.compilef("f(o)\\b\\1", "").test_fails("foo");
    tc.test_match_succeeds("f(o)\\B\\1", "", "foo");
    tc.compilef("x(...)\\1", "i").test_fails("xaaaaa");
    tc.test_match_succeeds("x((?:))\\1\\1x", "i", "xx");
    tc.test_match_succeeds("x(?:...|(...))\\1x", "i", "xabcx");
    tc.test_match_succeeds("x(?:...|(...))\\1x", "i", "xabcABCx");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{0} ");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{1}!");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{2}\"");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{3}#");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{4}$");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{5}%");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{6}&");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{7}'");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{8}(");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{9})");
    tc.compilef("^(.)\\1$", "i").test_fails("\n*");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{b}+");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{c},");
    tc.compilef("^(.)\\1$", "i").test_fails("\r-");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{e}.");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{f}/");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{10}0");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{11}1");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{12}2");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{13}3");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{14}4");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{15}5");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{16}6");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{17}7");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{18}8");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{19}9");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{1a}:");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{1b};");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{1c}<");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{1d}=");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{1e}>");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{1f}?");
    tc.compilef("^(.)\\1$", "i").test_fails(" \u{0}");
    tc.compilef("^(.)\\1$", "i").test_fails("!\u{1}");
    tc.compilef("^(.)\\1$", "i").test_fails("\"\u{2}");
    tc.compilef("^(.)\\1$", "i").test_fails("#\u{3}");
    tc.compilef("^(.)\\1$", "i").test_fails("$\u{4}");
    tc.compilef("^(.)\\1$", "i").test_fails("%\u{5}");
    tc.compilef("^(.)\\1$", "i").test_fails("&\u{6}");
    tc.compilef("^(.)\\1$", "i").test_fails("'\u{7}");
    tc.compilef("^(.)\\1$", "i").test_fails("(\u{8}");
    tc.compilef("^(.)\\1$", "i").test_fails(")\u{9}");
    tc.compilef("^(.)\\1$", "i").test_fails("*\n");
    tc.compilef("^(.)\\1$", "i").test_fails("+\u{b}");
    tc.compilef("^(.)\\1$", "i").test_fails(",\u{c}");
    tc.compilef("^(.)\\1$", "i").test_fails("-\r");
    tc.compilef("^(.)\\1$", "i").test_fails(".\u{e}");
    tc.compilef("^(.)\\1$", "i").test_fails("/\u{f}");
    tc.compilef("^(.)\\1$", "i").test_fails("0\u{10}");
    tc.compilef("^(.)\\1$", "i").test_fails("1\u{11}");
    tc.compilef("^(.)\\1$", "i").test_fails("2\u{12}");
    tc.compilef("^(.)\\1$", "i").test_fails("3\u{13}");
    tc.compilef("^(.)\\1$", "i").test_fails("4\u{14}");
    tc.compilef("^(.)\\1$", "i").test_fails("5\u{15}");
    tc.compilef("^(.)\\1$", "i").test_fails("6\u{16}");
    tc.compilef("^(.)\\1$", "i").test_fails("7\u{17}");
    tc.compilef("^(.)\\1$", "i").test_fails("8\u{18}");
    tc.compilef("^(.)\\1$", "i").test_fails("9\u{19}");
    tc.compilef("^(.)\\1$", "i").test_fails(":\u{1a}");
    tc.compilef("^(.)\\1$", "i").test_fails(";\u{1b}");
    tc.compilef("^(.)\\1$", "i").test_fails("<\u{1c}");
    tc.compilef("^(.)\\1$", "i").test_fails("=\u{1d}");
    tc.compilef("^(.)\\1$", "i").test_fails(">\u{1e}");
    tc.compilef("^(.)\\1$", "i").test_fails("?\u{1f}");
    tc.compilef("^(.)\\1$", "i").test_fails("@`");
    tc.test_match_succeeds("^(.)\\1$", "i", "Aa");
    tc.test_match_succeeds("^(.)\\1$", "i", "Bb");
    tc.test_match_succeeds("^(.)\\1$", "i", "Cc");
    tc.test_match_succeeds("^(.)\\1$", "i", "Dd");
    tc.test_match_succeeds("^(.)\\1$", "i", "Ee");
    tc.test_match_succeeds("^(.)\\1$", "i", "Ff");
    tc.test_match_succeeds("^(.)\\1$", "i", "Gg");
    tc.test_match_succeeds("^(.)\\1$", "i", "Hh");
    tc.test_match_succeeds("^(.)\\1$", "i", "Ii");
    tc.test_match_succeeds("^(.)\\1$", "i", "Jj");
    tc.test_match_succeeds("^(.)\\1$", "i", "Kk");
    tc.test_match_succeeds("^(.)\\1$", "i", "Ll");
    tc.test_match_succeeds("^(.)\\1$", "i", "Mm");
    tc.test_match_succeeds("^(.)\\1$", "i", "Nn");
    tc.test_match_succeeds("^(.)\\1$", "i", "Oo");
    tc.test_match_succeeds("^(.)\\1$", "i", "Pp");
    tc.test_match_succeeds("^(.)\\1$", "i", "Qq");
    tc.test_match_succeeds("^(.)\\1$", "i", "Rr");
    tc.test_match_succeeds("^(.)\\1$", "i", "Ss");
    tc.test_match_succeeds("^(.)\\1$", "i", "Tt");
    tc.test_match_succeeds("^(.)\\1$", "i", "Uu");
    tc.test_match_succeeds("^(.)\\1$", "i", "Vv");
    tc.test_match_succeeds("^(.)\\1$", "i", "Ww");
    tc.test_match_succeeds("^(.)\\1$", "i", "Xx");
    tc.test_match_succeeds("^(.)\\1$", "i", "Yy");
    tc.test_match_succeeds("^(.)\\1$", "i", "Zz");
    tc.compilef("^(.)\\1$", "i").test_fails("[{");
    tc.compilef("^(.)\\1$", "i").test_fails("\\|");
    tc.compilef("^(.)\\1$", "i").test_fails("]}");
    tc.compilef("^(.)\\1$", "i").test_fails("^~");
    tc.compilef("^(.)\\1$", "i").test_fails("_\u{7f}");
    tc.compilef("^(.)\\1$", "i").test_fails("`@");
    tc.test_match_succeeds("^(.)\\1$", "i", "aA");
    tc.test_match_succeeds("^(.)\\1$", "i", "bB");
    tc.test_match_succeeds("^(.)\\1$", "i", "cC");
    tc.test_match_succeeds("^(.)\\1$", "i", "dD");
    tc.test_match_succeeds("^(.)\\1$", "i", "eE");
    tc.test_match_succeeds("^(.)\\1$", "i", "fF");
    tc.test_match_succeeds("^(.)\\1$", "i", "gG");
    tc.test_match_succeeds("^(.)\\1$", "i", "hH");
    tc.test_match_succeeds("^(.)\\1$", "i", "iI");
    tc.test_match_succeeds("^(.)\\1$", "i", "jJ");
    tc.test_match_succeeds("^(.)\\1$", "i", "kK");
    tc.test_match_succeeds("^(.)\\1$", "i", "lL");
    tc.test_match_succeeds("^(.)\\1$", "i", "mM");
    tc.test_match_succeeds("^(.)\\1$", "i", "nN");
    tc.test_match_succeeds("^(.)\\1$", "i", "oO");
    tc.test_match_succeeds("^(.)\\1$", "i", "pP");
    tc.test_match_succeeds("^(.)\\1$", "i", "qQ");
    tc.test_match_succeeds("^(.)\\1$", "i", "rR");
    tc.test_match_succeeds("^(.)\\1$", "i", "sS");
    tc.test_match_succeeds("^(.)\\1$", "i", "tT");
    tc.test_match_succeeds("^(.)\\1$", "i", "uU");
    tc.test_match_succeeds("^(.)\\1$", "i", "vV");
    tc.test_match_succeeds("^(.)\\1$", "i", "wW");
    tc.test_match_succeeds("^(.)\\1$", "i", "xX");
    tc.test_match_succeeds("^(.)\\1$", "i", "yY");
    tc.test_match_succeeds("^(.)\\1$", "i", "zZ");
    tc.compilef("^(.)\\1$", "i").test_fails("{[");
    tc.compilef("^(.)\\1$", "i").test_fails("|\\");
    tc.compilef("^(.)\\1$", "i").test_fails("}]");
    tc.compilef("^(.)\\1$", "i").test_fails("~^");
    tc.compilef("^(.)\\1$", "i").test_fails("\u{7f}_");
    tc.compilef("f(o)$\\1", "").test_fails("foo");
    tc.compilef("a{111111111111111111111111111111111111111111111}", "").test_fails("b");
    tc.compilef("a{999999999999999999999999999999999999999999999}", "").test_fails("b");
    tc.compilef("a{1,111111111111111111111111111111111111111111111}", "").test_fails("b");
    tc.compilef("a{1,999999999999999999999999999999999999999999999}", "").test_fails("b");
    tc.compilef("a{2147483648}", "").test_fails("b");
    tc.compilef("a{21474836471}", "").test_fails("b");
    tc.compilef("a{1,2147483648}", "").test_fails("b");
    tc.compilef("a{1,21474836471}", "").test_fails("b");
    tc.compilef("a{2147483648,2147483648}", "").test_fails("b");
    tc.compilef("a{21474836471,21474836471}", "").test_fails("b");
    tc.compilef("a{2147483647}", "").test_fails("b");
    tc.compilef("a{1,2147483647}", "").test_fails("b");
    tc.test_match_succeeds("a{1,2147483647}", "", "a");
    tc.compilef("a{2147483647,2147483647}", "").test_fails("a");
    tc.compilef("f", "").test_fails("b");
    tc.compilef("[abc]f", "").test_fails("x");
    tc.compilef("[abc]f", "").test_fails("xa");
    tc.compilef("[abc]<", "").test_fails("x");
    tc.compilef("[abc]<", "").test_fails("xa");
    tc.compilef("f", "i").test_fails("b");
    tc.compilef("[abc]f", "i").test_fails("x");
    tc.compilef("[abc]f", "i").test_fails("xa");
    tc.compilef("[abc]<", "i").test_fails("x");
    tc.compilef("[abc]<", "i").test_fails("xa");
    tc.compilef("f[abc]", "").test_fails("x");
    tc.compilef("f[abc]", "").test_fails("xa");
    tc.compilef("<[abc]", "").test_fails("x");
    tc.compilef("<[abc]", "").test_fails("xa");
    tc.compilef("f[abc]", "i").test_fails("x");
    tc.compilef("f[abc]", "i").test_fails("xa");
    tc.compilef("<[abc]", "i").test_fails("x");
    tc.compilef("<[abc]", "i").test_fails("xa");
    tc.compilef("x([0-7]%%x|[0-6]%%y)", "").test_fails("x7%%y");
    tc.compilef("()x\\1(y([0-7]%%%x|[0-6]%%%y)|dkjasldkas)", "").test_fails("xy7%%%y");
    tc.compilef("()x\\1(y([0-7]%%%x|[0-6]%%%y)|dkjasldkas)", "").test_fails("xy%%%y");
    tc.compilef("()x\\1y([0-7]%%%x|[0-6]%%%y)", "").test_fails("xy7%%%y");
    tc.compilef("()x\\1(y([0-7]%%%x|[0-6]%%%y)|dkjasldkas)", "").test_fails("xy%%%y");
    tc.compilef("()x\\1y([0-7]%%%x|[0-6]%%%y)", "").test_fails("xy7%%%y");
    tc.compilef("xy([0-7]%%%x|[0-6]%%%y)", "").test_fails("xy7%%%y");
    tc.compilef("x([0-7]%%%x|[0-6]%%%y)", "").test_fails("x7%%%y");
    tc.test_match_succeeds("[^\\xfe-\\xff]*", "", "");
    tc.test_match_succeeds("b\\b", "", "b");
    tc.test_match_succeeds("b\\b$", "", "b");
    tc.test_match_succeeds("\\bb", "", "b");
    tc.test_match_succeeds("^\\bb", "", "b");
    tc.compilef(",\\b", "").test_fails(",");
    tc.compilef(",\\b$", "").test_fails(",");
    tc.compilef("\\b,", "").test_fails(",");
    tc.compilef("^\\b,", "").test_fails(",");
    tc.compilef("b\\B", "").test_fails("b");
    tc.compilef("b\\B$", "").test_fails("b");
    tc.compilef("\\Bb", "").test_fails("b");
    tc.compilef("^\\Bb", "").test_fails("b");
    tc.test_match_succeeds(",\\B", "", ",");
    tc.test_match_succeeds(",\\B$", "", ",");
    tc.test_match_succeeds("\\B,", "", ",");
    tc.test_match_succeeds("^\\B,", "", ",");
    tc.test_match_succeeds("b\\b", "", "b,");
    tc.compilef("b\\b", "").test_fails("ba");
    tc.compilef("b\\B", "").test_fails("b,");
    tc.test_match_succeeds("b\\B", "", "ba");
    tc.test_match_succeeds("b\\Bb", "", "bb");
    tc.compilef("b\\bb", "").test_fails("bb");
    tc.compilef("b\\b[,b]", "").test_fails("bb");
    tc.test_match_succeeds("b\\B[,b]", "", "bb");
    tc.test_match_succeeds("b\\b[,b]", "", "b,");
    tc.compilef("b\\B[,b]", "").test_fails("b,");
    tc.compilef("[,b]\\bb", "").test_fails("bb");
    tc.test_match_succeeds("[,b]\\Bb", "", "bb");
    tc.test_match_succeeds("[,b]\\bb", "", ",b");
    tc.compilef("[,b]\\Bb", "").test_fails(",b");
    tc.compilef("[,b]\\b[,b]", "").test_fails("bb");
    tc.test_match_succeeds("[,b]\\B[,b]", "", "bb");
    tc.test_match_succeeds("[,b]\\b[,b]", "", ",b");
    tc.compilef("[,b]\\B[,b]", "").test_fails(",b");
    tc.test_match_succeeds("[,b]\\b[,b]", "", "b,");
    tc.compilef("[,b]\\B[,b]", "").test_fails("b,");
    tc.test_match_succeeds("(?:a|bc)g$", "", "ag");
    tc.test_match_succeeds("(?:a|bc)g$", "", "bcg");
    tc.test_match_succeeds("(?:a|bc)g$", "", "abcg");
    tc.test_match_succeeds("(?:a|bc)g$", "", "zimbag");
    tc.test_match_succeeds("(?:a|bc)g$", "", "zimbcg");
    tc.compilef("(?:a|bc)g$", "").test_fails("");
    tc.compilef("(?:a|bc)g$", "").test_fails("");
    tc.test_match_succeeds("(?:a|bc)g$", "", "ag");
    tc.test_match_succeeds("(?:a|bc)g$", "", "zimbag");
    tc.test_match_succeeds("^(?:a|bc)g$", "", "ag");
    tc.compilef("^(?:a|bc)g$", "").test_fails("zag");
    tc.test_match_succeeds("VeryLongRegExp!{1,1000}$", "", "BahoolaVeryLongRegExp!!!!!!");
    tc.compilef("VeryLongRegExp!{1,1000}$", "").test_fails("VeryLongRegExp");
    tc.compilef("VeryLongRegExp!{1,1000}$", "").test_fails("!");
    tc.test_match_succeeds("(?:a$|bc$)", "", "a");
    tc.test_match_succeeds("(?:a$|bc$)", "", "bc");
    tc.test_match_succeeds("(?:a$|bc$)", "", "abc");
    tc.test_match_succeeds("(?:a$|bc$)", "", "zimzamzumba");
    tc.test_match_succeeds("(?:a$|bc$)", "", "zimzamzumbc");
    tc.compilef("(?:a$|bc$)", "").test_fails("c");
    tc.compilef("(?:a$|bc$)", "").test_fails("");
    tc.test_match_succeeds("(?:a|bc$)", "", "a");
    tc.test_match_succeeds("(?:a|bc$)", "", "bc");
    tc.compilef("(?:a|bc$)", "").test_fails("c");
    tc.compilef("(?:a|bc$)", "").test_fails("");
    tc.test_match_succeeds(".*abc", "", "abc");
    tc.compilef(".*\\d+", "").test_fails("q");
    // Skipping Unicode-unsavvy ^{*$
    // Skipping Unicode-unsavvy ^}*$
    // Skipping Unicode-unsavvy ]
    // Skipping Unicode-unsavvy ^\c%$
    tc.test_match_succeeds("^\\d%$", "", "2%");
    // Skipping Unicode-unsavvy ^\e%$
    tc.test_match_succeeds("^\\ca$", "", "\u{1}");
    tc.test_match_succeeds("^\\cA$", "", "\u{1}");
    // Skipping Unicode-unsavvy ^\c9$
    // Skipping Unicode-unsavvy ^\c$
    // Skipping Unicode-unsavvy ^[\c%]*$
    // Skipping Unicode-unsavvy ^[\c:]*$
    // Skipping Unicode-unsavvy ^[\c0]*$
    // Skipping Unicode-unsavvy ^[\c1]*$
    // Skipping Unicode-unsavvy ^[\c2]*$
    // Skipping Unicode-unsavvy ^[\c3]*$
    // Skipping Unicode-unsavvy ^[\c4]*$
    // Skipping Unicode-unsavvy ^[\c5]*$
    // Skipping Unicode-unsavvy ^[\c6]*$
    // Skipping Unicode-unsavvy ^[\c7]*$
    // Skipping Unicode-unsavvy ^[\c8]*$
    // Skipping Unicode-unsavvy ^[\c9]*$
    // Skipping Unicode-unsavvy ^[\c_]*$
    // Skipping Unicode-unsavvy ^[\c11]*$
    // Skipping Unicode-unsavvy ^[\8]*$
    // Skipping Unicode-unsavvy ^[\7]*$
    // Skipping Unicode-unsavvy ^[\11]*$
    // Skipping Unicode-unsavvy ^[\111]*$
    // Skipping Unicode-unsavvy ^[\222]*$
    // Skipping Unicode-unsavvy ^[\333]*$
    // Skipping Unicode-unsavvy ^[\444]*$
    // Skipping Unicode-unsavvy ^[\d-X]*$
    // Skipping Unicode-unsavvy ^[\d-X-Z]*$
    // Skipping Unicode-unsavvy ^[\d-X-Z]*$
    tc.compilef("\\uDB88|\\uDBEC|aa", "").test_fails("");
}

fn named_capture_groups_in_order_tc(tc: TestConfig) {
    // Named capture groups are returned in their definition order.
    let re = tc.compile("(?<zoo>a)(?<apple>b)(?<space>c)(?<nothing>d)?");
    let m = re.find("abc").unwrap();
    assert_eq!(
        m.named_groups().collect::<Vec<_>>(),
        [
            ("zoo", Some(0..1)),
            ("apple", Some(1..2)),
            ("space", Some(2..3)),
            ("nothing", None),
        ]
    );

    let re = tc.compile(
        r#"(abc)\s+(?<big>(?:(?:(?:(?<zoo>def)(qqq)(?<ack>def\s+))+)+)+(?<hmm>def)(?<wut>rrr)?)"#,
    );
    let m = re
        .find("blah blah abc defqqqdef defqqqdef defqqqdef def blah blah")
        .unwrap();
    assert_eq!(
        m.named_groups().collect::<Vec<_>>(),
        [
            ("big", Some(14..47)),
            ("zoo", Some(34..37)),
            ("ack", Some(40..44)),
            ("hmm", Some(44..47)),
            ("wut", None),
        ]
    );

    assert_eq!(m.named_group(""), None);
    assert_eq!(m.named_group("not_here"), None);
    assert_eq!(m.named_group("123"), None);
    assert_eq!(m.named_group("bi"), None);
    assert_eq!(m.named_group("bigg"), None);
    assert_eq!(m.named_group("BIG"), None);
    assert_eq!(m.named_group("big"), Some(14..47));
    assert_eq!(m.named_group("zoo"), Some(34..37));
    assert_eq!(m.named_group("ack"), Some(40..44));
    assert_eq!(m.named_group("hmm"), Some(44..47));
    assert_eq!(m.named_group("wut"), None);
}

#[test]
fn named_capture_groups_in_order() {
    test_with_configs(named_capture_groups_in_order_tc)
}

#[test]
fn run_regexp_named_capture_groups() {
    test_with_configs(run_regexp_named_capture_groups_tc)
}

#[rustfmt::skip]
fn run_regexp_named_capture_groups_tc(tc: TestConfig) {
    // From 262 test/built-ins/RegExp/named-groups/lookbehind.js
    tc.compilef(r#"(?<=(?<a>\w){3})f"#, "").match1f("abcdef").test_eq("f,c");
    tc.compilef(r#"(?<=(?<a>\w){4})f"#, "").match1f("abcdef").test_eq("f,b");
    tc.compilef(r#"(?<=(?<a>\w)+)f"#, "").match1f("abcdef").test_eq("f,a");
    tc.compilef(r#"(?<=(?<a>\w){6})f"#, "").test_fails("abcdef");
    tc.compilef(r#"((?<=\w{3}))f"#, "").match1f("abcdef").test_eq("f,");
    tc.compilef(r#"(?<a>(?<=\w{3}))f"#, "").match1f("abcdef").test_eq("f,");
    tc.compilef(r#"(?<!(?<a>\d){3})f"#, "").match1f("abcdef").test_eq("f,");
    tc.compilef(r#"(?<!(?<a>\D){3})f"#, "").test_fails("abcdef");
    tc.compilef(r#"(?<!(?<a>\D){3})f|f"#, "").match1f("abcdef").test_eq("f,");
    tc.compilef(r#"(?<a>(?<!\D{3}))f|f"#, "").match1f("abcdef").test_eq("f,");

    // From 262 test/built-ins/RegExp/named-groups/non-unicode-match.js
    tc.compilef(r#"(?<a>a)"#, "").match1f("bab").test_eq("a,a");
    tc.compilef(r#"(?<a42>a)"#, "").match1f("bab").test_eq("a,a");
    tc.compilef(r#"(?<_>a)"#, "").match1f("bab").test_eq("a,a");
    tc.compilef(r#"(?<$>a)"#, "").match1f("bab").test_eq("a,a");
    tc.compilef(r#".(?<$>a)."#, "").match1f("bab").test_eq("bab,a");
    tc.compilef(r#".(?<a>a)(.)"#, "").match1f("bab").test_eq("bab,a,b");
    tc.compilef(r#".(?<a>a)(?<b>.)"#, "").match1f("bab").test_eq("bab,a,b");
    tc.compilef(r#".(?<a>\w\w)"#, "").match1f("bab").test_eq("bab,ab");
    tc.compilef(r#"(?<a>\w\w\w)"#, "").match1f("bab").test_eq("bab,bab");
    tc.compilef(r#"(?<a>\w\w)(?<b>\w)"#, "").match1f("bab").test_eq("bab,ba,b");
    tc.compilef(r#"(?<a>.)(?<b>.)(?<c>.)\k<c>\k<b>\k<a>"#, "").match1_named_group("abccba", "a").test_eq("a");
    tc.compilef(r#"(?<a>.)(?<b>.)(?<c>.)\k<c>\k<b>\k<a>"#, "").match1_named_group("abccba", "b").test_eq("b");
    tc.compilef(r#"(?<a>.)(?<b>.)(?<c>.)\k<c>\k<b>\k<a>"#, "").match1_named_group("abccba", "c").test_eq("c");
    tc.compilef(r#"(?<b>b).\1"#, "").match1f("bab").test_eq("bab,b");
    tc.compilef(r#"(.)(?<a>a)\1\2"#, "").match1f("baba").test_eq("baba,b,a");
    tc.compilef(r#"(.)(?<a>a)(?<b>\1)(\2)"#, "").match1f("baba").test_eq("baba,b,a,b,a");
    tc.compilef(r#"(?<lt><)a"#, "").match1f("<a").test_eq("<a,<");
    tc.compilef(r#"(?<gt>>)a"#, "").match1f(">a").test_eq(">a,>");

    // From 262 test/built-ins/RegExp/named-groups/unicode-property-names-invalid.js
    test_parse_fails(r#"(?<🦊>fox)"#);
    test_parse_fails(r#"(?<\u{1f98a}>fox)"#);
    test_parse_fails(r#"(?<\ud83e\udd8a>fox)"#);
    test_parse_fails(r#"(?<🐕>dog)"#);
    test_parse_fails(r#"(?<\u{1f415}>dog)"#);
    test_parse_fails(r#"(?<\ud83d \udc15>dog)"#);
    test_parse_fails(r#"(?<𝟚the>the)"#);
    test_parse_fails(r#"(?<\u{1d7da}the>the)"#);
    test_parse_fails(r#"(?<\ud835\udfdathe>the)"#);

    // From 262 test/built-ins/RegExp/named-groups/unicode-property-names-valid.js
    let input = "The quick brown fox jumped over the lazy dog's back".to_string();
    tc.compilef(r#"(?<animal>fox|dog)"#, "").match1_named_group(&input, "animal").test_eq("fox");
    tc.compilef(r#"(?<the2>the)"#, "").match1_named_group(&input, "the2").test_eq("the");
    tc.compilef(r#"(?<𝑓𝑜𝑥>fox).*(?<𝓓𝓸𝓰>dog)"#, "").match1_named_group(&input, "𝑓𝑜𝑥").test_eq("fox");
    tc.compilef(r#"(?<𝑓𝑜𝑥>fox).*(?<𝓓𝓸𝓰>dog)"#, "").match1_named_group(&input, "𝓓𝓸𝓰").test_eq("dog");
    tc.compilef(r#"(?<𝑓𝑜𝑥>fox).*(?<𝓓𝓸𝓰>dog)"#, "").match1f(&input).test_eq("fox jumped over the lazy dog,fox,dog");
    tc.compilef(r#"(?<狸>fox).*(?<狗>dog)"#, "").match1_named_group(&input, "狸").test_eq("fox");
    tc.compilef(r#"(?<狸>fox).*(?<狗>dog)"#, "").match1_named_group(&input, "狗").test_eq("dog");
    tc.compilef(r#"(?<狸>fox).*(?<狗>dog)"#, "").match1f(&input).test_eq("fox jumped over the lazy dog,fox,dog");
    tc.compilef(r#"(?<𝓑𝓻𝓸𝔀𝓷>brown)"#, "").match1_named_group(&input, "𝓑𝓻𝓸𝔀𝓷").test_eq("brown");
    tc.compilef(r#"(?<\u{1d4d1}\u{1d4fb}\u{1d4f8}\u{1d500}\u{1d4f7}>brown)"#, "").match1_named_group(&input, "𝓑𝓻𝓸𝔀𝓷").test_eq("brown");
    tc.compilef(r#"(?<\ud835\udcd1\ud835\udcfb\ud835\udcf8\ud835\udd00\ud835\udcf7>brown)"#, "").match1_named_group(&input, "𝓑𝓻𝓸𝔀𝓷").test_eq("brown");
    tc.compilef(r#"(?<𝖰𝖡𝖥>q\w*\W\w*\W\w*)"#, "").match1_named_group(&input, "𝖰𝖡𝖥").test_eq("quick brown fox");
    tc.compilef(r#"(?<𝖰𝖡\u{1d5a5}>q\w*\W\w*\W\w*)"#, "").match1_named_group(&input, "𝖰𝖡𝖥").test_eq("quick brown fox");
    tc.compilef(r#"(?<𝖰\u{1d5a1}𝖥>q\w*\W\w*\W\w*)"#, "").match1_named_group(&input, "𝖰𝖡𝖥").test_eq("quick brown fox");
    tc.compilef(r#"(?<𝖰\u{1d5a1}\u{1d5a5}>q\w*\W\w*\W\w*)"#, "").match1_named_group(&input, "𝖰𝖡𝖥").test_eq("quick brown fox");
    tc.compilef(r#"(?<\u{1d5b0}𝖡𝖥>q\w*\W\w*\W\w*)"#, "").match1_named_group(&input, "𝖰𝖡𝖥").test_eq("quick brown fox");
    tc.compilef(r#"(?<\u{1d5b0}𝖡\u{1d5a5}>q\w*\W\w*\W\w*)"#, "").match1_named_group(&input, "𝖰𝖡𝖥").test_eq("quick brown fox");
    tc.compilef(r#"(?<\u{1d5b0}\u{1d5a1}𝖥>q\w*\W\w*\W\w*)"#, "").match1_named_group(&input, "𝖰𝖡𝖥").test_eq("quick brown fox");
    tc.compilef(r#"(?<\u{1d5b0}\u{1d5a1}\u{1d5a5}>q\w*\W\w*\W\w*)"#, "").match1_named_group(&input, "𝖰𝖡𝖥").test_eq("quick brown fox");
    tc.compilef(r#"(?<the𝟚>the)"#, "").match1_named_group(&input, "the𝟚").test_eq("the");
    tc.compilef(r#"(?<the\u{1d7da}>the)"#, "").match1_named_group(&input, "the𝟚").test_eq("the");
    tc.compilef(r#"(?<the\ud835\udfda>the)"#, "").match1_named_group(&input, "the𝟚").test_eq("the");
    let input = "It is a dog eat dog world.".to_string();
    tc.compilef(r#"(?<dog>dog)(.*?)(\k<dog>)"#, "").match1_named_group(&input, "dog").test_eq("dog");
    tc.compilef(r#"(?<dog>dog)(.*?)(\k<dog>)"#, "").match1f(&input).test_eq("dog eat dog,dog, eat ,dog");
    tc.compilef(r#"(?<𝓓𝓸𝓰>dog)(.*?)(\k<𝓓𝓸𝓰>)"#, "").match1_named_group(&input, "𝓓𝓸𝓰").test_eq("dog");
    tc.compilef(r#"(?<𝓓𝓸𝓰>dog)(.*?)(\k<𝓓𝓸𝓰>)"#, "").match1f(&input).test_eq("dog eat dog,dog, eat ,dog");
    tc.compilef(r#"(?<狗>dog)(.*?)(\k<狗>)"#, "").match1_named_group(&input, "狗").test_eq("dog");
    tc.compilef(r#"(?<狗>dog)(.*?)(\k<狗>)"#, "").match1f(&input).test_eq("dog eat dog,dog, eat ,dog");

    // From 262 test/built-ins/RegExp/named-groups/unicode-property-names.js
    tc.compilef(r#"(?<π>a)"#, "").match1_named_group("bab", "π").test_eq("a");
    tc.compilef(r#"(?<\u{03C0}>a)"#, "").match1_named_group("bab", "π").test_eq("a");
    tc.compilef(r#"(?<$>a)"#, "").match1_named_group("bab", "$").test_eq("a");
    tc.compilef(r#"(?<_>a)"#, "").match1_named_group("bab", "_").test_eq("a");
    tc.compilef(r#"(?<$𐒤>a)"#, "").match1_named_group("bab", "$𐒤").test_eq("a");
    tc.compilef(r#"(?<_\u200C>a)"#, "").match1_named_group("bab", "_\u{200C}").test_eq("a");
    tc.compilef(r#"(?<_\u200D>a)"#, "").match1_named_group("bab", "_\u{200D}").test_eq("a");
    tc.compilef(r#"(?<ಠ_ಠ>a)"#, "").match1_named_group("bab", "ಠ_ಠ").test_eq("a");
    tc.compilef(r#"(?<a\uD801\uDCA4>.)"#, "").match1f("a").test_eq("a,a");
    tc.compilef(r#"(?<\u0041>.)"#, "").match1f("a").test_eq("a,a");
    tc.compilef(r#"(?<\u{0041}>.)"#, "").match1f("a").test_eq("a,a");
    tc.compilef(r#"(?<a\u{104A4}>.)"#, "").match1f("a").test_eq("a,a");

    // From 262 test/built-ins/RegExp/named-groups/unicode-references.js
    tc.compilef(r#"(?<b>.).\k<b>"#, "").match1f("bab").test_eq("bab,b");
    tc.compilef(r#"(?<b>.).\k<b>"#, "").test_fails("baa");
    tc.compilef(r#"(?<a>\k<a>\w).."#, "").match1f("bab").test_eq("bab,b");
    tc.compilef(r#"(?<a>\k<a>\w).."#, "").match1_named_group("bab", "a").test_eq("b");
    tc.compilef(r#"\k<a>(?<a>b)\w\k<a>"#, "").match1f("bab").test_eq("bab,b");
    tc.compilef(r#"\k<a>(?<a>b)\w\k<a>"#, "").match1_named_group("bab", "a").test_eq("b");
    tc.compilef(r#"(?<b>b)\k<a>(?<a>a)\k<b>"#, "").match1f("bab").test_eq("bab,b,a");
    tc.compilef(r#"(?<b>b)\k<a>(?<a>a)\k<b>"#, "").match1_named_group("bab", "a").test_eq("a");
    tc.compilef(r#"(?<b>b)\k<a>(?<a>a)\k<b>"#, "").match1_named_group("bab", "b").test_eq("b");
    tc.compilef(r#"\k<a>(?<a>b)\w\k<a>"#, "").match1f("bab").test_eq("bab,b");
    tc.compilef(r#"(?<b>b)\k<a>(?<a>a)\k<b>"#, "").match1f("bab").test_eq("bab,b,a");
    tc.compilef(r#"(?<a>a)(?<b>b)\k<a>"#, "").match1_named_group("aba", "a").test_eq("a");
    tc.compilef(r#"(?<a>a)(?<b>b)\k<a>"#, "").match1_named_group("aba", "b").test_eq("b");

    // regression test for
    // https://github.com/ridiculousfish/regress/issues/41
    tc.compilef(r#"(?<u>.)"#, "").match1_named_group("xxx", "u").test_eq("x");
    tc.compilef(r#"(?<au>.)"#, "").match1_named_group("xxx", "au").test_eq("x");
    tc.compilef(r#"(?<aau>.)"#, "").match1_named_group("xxx", "aau").test_eq("x");

    // Escapes are valid in group names.
    tc.compilef(r#"(?<\u0041\u0042>c+)"#, "").match1_named_group("aabbccddeeff", "AB").test_eq("cc");

    // Make sure that escapes are parsed correctly in the fast capture group parser.
    // This pattern should fail in unicode mode, because there is a backreference without a capture group.
    // If the `\]` is not handled correctly in the parser, the following `(.)` may be parsed as a capture group.
    test_parse_fails_flags(r#"[\](.)]\1"#, "u");

    // Empty group names are not allowed.
    test_parse_fails_flags(r#"(?<>)a"#, "u");

    // Duplicate group names are not allowed.
    test_parse_fails_flags(r#"(?<alpha>a) (abc) (?<beta>a) (?<alpha>a)"#, "u");
}

#[test]
fn run_regexp_named_groups_unicode_malformed() {
    test_with_configs(run_regexp_named_groups_unicode_malformed_tc)
}

fn run_regexp_named_groups_unicode_malformed_tc(tc: TestConfig) {
    // From 262 test/annexB/built-ins/RegExp/named-groups/non-unicode-malformed-lookbehind.js
    tc.compile(r#"\k<a>(?<=>)a"#).test_succeeds(r#"k<a>a"#);
    tc.compile(r#"(?<=>)\k<a>"#).test_succeeds(r#">k<a>"#);
    tc.compile(r#"\k<a>(?<!a)a"#).test_succeeds(r#"k<a>a"#);
    tc.compile(r#"(?<!a>)\k<a>"#).test_succeeds(r#"k<a>"#);

    // Negative parse tests in unicode mode.
    test_parse_fails_flags(r#"\k<a>(?<=>)a"#, "u");
    test_parse_fails_flags(r#"(?<=>)\k<a>"#, "u");
    test_parse_fails_flags(r#"\k<a>(?<!a)a"#, "u");
    test_parse_fails_flags(r#"(?<!a>)\k<a>"#, "u");

    // From 262 test/annexB/built-ins/RegExp/named-groups/non-unicode-malformed.js
    tc.compile(r#"\k<a>"#).test_succeeds(r#"k<a>"#);
    tc.compile(r#"\k<4>"#).test_succeeds(r#"k<4>"#);
    tc.compile(r#"\k<a"#).test_succeeds(r#"k<a"#);
    tc.compile(r#"\k"#).test_succeeds(r#"k"#);
    tc.compile(r#"(?<a>\a)"#).test_succeeds(r#"a"#);
    tc.compile(r#"\k<a>(<a>x)"#).test_succeeds(r#"k<a><a>x"#);
    tc.compile(r#"\k<a>\1"#).test_succeeds("k<a>\u{1}");
    tc.compile(r#"\1(b)\k<a>"#).test_succeeds(r#"bk<a>"#);

    // Negative parse tests in unicode mode.
    test_parse_fails_flags(r#"\k<a>"#, "u");
    test_parse_fails_flags(r#"\k<4>"#, "u");
    test_parse_fails_flags(r#"\k<a"#, "u");
    test_parse_fails_flags(r#"\k"#, "u");
    test_parse_fails_flags(r#"(?<a>\a)"#, "u");
    test_parse_fails_flags(r#"\k<a>(<a>x)"#, "u");
    test_parse_fails_flags(r#"\k<a>\1"#, "u");
    test_parse_fails_flags(r#"\1(b)\k<a>"#, "u");

    // From 262 test/language/literals/regexp/named-groups/invalid-duplicate-groupspecifier.js
    test_parse_fails(r#"(?<a>a)(?<a>a)"#);

    // From 262 test/language/literals/regexp/named-groups/invalid-duplicate-groupspecifier-2.js
    test_parse_fails(r#"(?<a>a)(?<b>b)(?<a>a)"#);
}

#[test]
fn run_regexp_unicode_escape() {
    test_with_configs(run_regexp_unicode_escape_tc)
}

#[rustfmt::skip]
fn run_regexp_unicode_escape_tc(tc: TestConfig) {
    // From 262 test/language/literals/regexp/u-unicode-esc.js
    tc.compilef(r#"\u{0}"#, "").test_succeeds("\u{0}");
    tc.compilef(r#"\u{1}"#, "").test_succeeds("\u{1}");
    tc.compilef(r#"\u{1}"#, "").test_fails("u");
    tc.compilef(r#"\u{3f}"#, "").test_succeeds("?");
    tc.compilef(r#"\u{000000003f}"#, "").test_succeeds("?");
    tc.compilef(r#"\u{3F}"#, "").test_succeeds("?");
    tc.compilef(r#"\u{10ffff}"#, "").test_succeeds("\u{10ffff}");
}

#[test]
fn run_regexp_unicode_property_classes() {
    test_with_configs(run_regexp_unicode_property_classes_tc)
}

#[rustfmt::skip]
fn run_regexp_unicode_property_classes_tc(tc: TestConfig) {
    // TODO: tests
    tc.compilef(r#"\p{Script=Buhid}"#, "u").test_succeeds("ᝀᝁᝂᝃᝄᝅᝆᝇᝈᝉᝊᝋᝌᝍᝎᝏᝐᝑ\u{1752}\u{1753}ᝀᝁᝂᝃᝄᝅᝆᝇᝈᝉᝊᝋᝌᝍᝎᝏᝐᝑ\u{1752}\u{1753}");
}

#[test]
fn property_escapes_invalid() {
    // From 262 test/built-ins/RegExp/property-escapes/
    test_parse_fails_flags(r#"\P{ASCII=F}"#, "u");
    test_parse_fails_flags(r#"\p{ASCII=F}"#, "u");
    test_parse_fails_flags(r#"\P{ASCII=Invalid}"#, "u");
    test_parse_fails_flags(r#"\p{ASCII=Invalid}"#, "u");
    test_parse_fails_flags(r#"\P{ASCII=N}"#, "u");
    test_parse_fails_flags(r#"\p{ASCII=N}"#, "u");
    test_parse_fails_flags(r#"\P{ASCII=No}"#, "u");
    test_parse_fails_flags(r#"\p{ASCII=No}"#, "u");
    test_parse_fails_flags(r#"\P{ASCII=T}"#, "u");
    test_parse_fails_flags(r#"\p{ASCII=T}"#, "u");
    test_parse_fails_flags(r#"\P{ASCII=Y}"#, "u");
    test_parse_fails_flags(r#"\p{ASCII=Y}"#, "u");
    test_parse_fails_flags(r#"\P{ASCII=Yes}"#, "u");
    test_parse_fails_flags(r#"\p{ASCII=Yes}"#, "u");
    test_parse_fails_flags(r#"[--\p{Hex}]"#, "u");
    test_parse_fails_flags(r#"[\uFFFF-\p{Hex}]"#, "u");
    test_parse_fails_flags(r#"[\p{Hex}-\uFFFF]"#, "u");
    test_parse_fails_flags(r#"[\p{Hex}--]"#, "u");
    test_parse_fails_flags(r#"\P{^General_Category=Letter}"#, "u");
    test_parse_fails_flags(r#"\p{^General_Category=Letter}"#, "u");
    test_parse_fails_flags(r#"[\p{}]"#, "u");
    test_parse_fails_flags(r#"[\P{}]"#, "u");
    test_parse_fails_flags(r#"\P{InAdlam}"#, "u");
    test_parse_fails_flags(r#"\p{InAdlam}"#, "u");
    test_parse_fails_flags(r#"\P{InAdlam}"#, "u");
    test_parse_fails_flags(r#"\p{InAdlam}"#, "u");
    test_parse_fails_flags(r#"\P{InScript=Adlam}"#, "u");
    test_parse_fails_flags(r#"\p{InScript=Adlam}"#, "u");
    test_parse_fails_flags(r#"[\P{invalid}]"#, "u");
    test_parse_fails_flags(r#"[\p{invalid}]"#, "u");
    test_parse_fails_flags(r#"\P{IsScript=Adlam}"#, "u");
    test_parse_fails_flags(r#"\p{IsScript=Adlam}"#, "u");
    test_parse_fails_flags(r#"\P"#, "u");
    test_parse_fails_flags(r#"\PL"#, "u");
    test_parse_fails_flags(r#"\pL"#, "u");
    test_parse_fails_flags(r#"\p"#, "u");
    test_parse_fails_flags(r#"\P{=Letter}"#, "u");
    test_parse_fails_flags(r#"\p{=Letter}"#, "u");
    test_parse_fails_flags(r#"\P{General_Category:Letter}"#, "u");
    test_parse_fails_flags(r#"\P{=}"#, "u");
    test_parse_fails_flags(r#"\p{=}"#, "u");
    test_parse_fails_flags(r#"\p{General_Category:Letter}"#, "u");
    test_parse_fails_flags(r#"\P{"#, "u");
    test_parse_fails_flags(r#"\p{"#, "u");
    test_parse_fails_flags(r#"\P}"#, "u");
    test_parse_fails_flags(r#"\p}"#, "u");
    test_parse_fails_flags(r#"\P{ General_Category=Uppercase_Letter }"#, "u");
    test_parse_fails_flags(r#"\p{ General_Category=Uppercase_Letter }"#, "u");
    test_parse_fails_flags(r#"\P{ Lowercase }"#, "u");
    test_parse_fails_flags(r#"\p{ Lowercase }"#, "u");
    test_parse_fails_flags(r#"\P{ANY}"#, "u");
    test_parse_fails_flags(r#"\p{ANY}"#, "u");
    test_parse_fails_flags(r#"\P{ASSIGNED}"#, "u");
    test_parse_fails_flags(r#"\p{ASSIGNED}"#, "u");
    test_parse_fails_flags(r#"\P{Ascii}"#, "u");
    test_parse_fails_flags(r#"\p{Ascii}"#, "u");
    test_parse_fails_flags(r#"\P{General_Category = Uppercase_Letter}"#, "u");
    test_parse_fails_flags(r#"\p{General_Category = Uppercase_Letter}"#, "u");
    test_parse_fails_flags(r#"\P{_-_lOwEr_C-A_S-E_-_}"#, "u");
    test_parse_fails_flags(r#"\p{_-_lOwEr_C-A_S-E_-_}"#, "u");
    test_parse_fails_flags(r#"\P{any}"#, "u");
    test_parse_fails_flags(r#"\p{any}"#, "u");
    test_parse_fails_flags(r#"\P{ascii}"#, "u");
    test_parse_fails_flags(r#"\p{ascii}"#, "u");
    test_parse_fails_flags(r#"\P{assigned}"#, "u");
    test_parse_fails_flags(r#"\p{assigned}"#, "u");
    test_parse_fails_flags(r#"\P{gC=uppercase_letter}"#, "u");
    test_parse_fails_flags(r#"\p{gC=uppercase_letter}"#, "u");
    test_parse_fails_flags(r#"\P{gc=uppercaseletter}"#, "u");
    test_parse_fails_flags(r#"\p{gc=uppercaseletter}"#, "u");
    test_parse_fails_flags(r#"\P{lowercase}"#, "u");
    test_parse_fails_flags(r#"\p{lowercase}"#, "u");
    test_parse_fails_flags(r#"\P{lowercase}"#, "u");
    test_parse_fails_flags(r#"\p{lowercase}"#, "u");
    test_parse_fails_flags(r#"\P{General_Category=}"#, "u");
    test_parse_fails_flags(r#"\p{General_Category=}"#, "u");
    test_parse_fails_flags(r#"\P{General_Category}"#, "u");
    test_parse_fails_flags(
        r#"\p{General_Category}","u");
    test_parse_fails_flags(r#"\P{Script_Extensions=}","u");
    test_parse_fails_flags(r#"\p{Script_Extensions=}","u");
    test_parse_fails_flags(r#"\P{Script_Extensions}","u");
    test_parse_fails_flags(r#"\p{Script_Extensions}","u");
    test_parse_fails_flags(r#"\P{Script=}","u");
    test_parse_fails_flags(r#"\p{Script=}","u");
    test_parse_fails_flags(r#"\P{Script}","u");
    test_parse_fails_flags(r#"\p{Script}","u");
    test_parse_fails_flags(r#"\P{UnknownBinaryProperty}","u");
    test_parse_fails_flags(r#"\p{UnknownBinaryProperty}","u");
    test_parse_fails_flags(r#"\P{Line_Breakz=WAT}","u");
    test_parse_fails_flags(r#"\p{Line_Breakz=WAT}","u");
    test_parse_fails_flags(r#"\P{Line_Breakz=Alphabetic}","u");
    test_parse_fails_flags(r#"\p{Line_Breakz=Alphabetic}","u");
    test_parse_fails_flags(r#"\\P{General_Category=WAT}"#,
        "u",
    );
    test_parse_fails_flags(r#"\\p{General_Category=WAT}"#, "u");
    test_parse_fails_flags(r#"\\P{Script_Extensions=H_e_h}"#, "u");
    test_parse_fails_flags(r#"\\p{Script_Extensions=H_e_h}"#, "u");
    test_parse_fails_flags(r#"\\P{Script=FooBarBazInvalid}"#, "u");
    test_parse_fails_flags(r#"\\p{Script=FooBarBazInvalid}"#, "u");
    test_parse_fails_flags(r#"\P{Composition_Exclusion}"#, "u");
    test_parse_fails_flags(r#"\p{Composition_Exclusion}"#, "u");
    test_parse_fails_flags(r#"\P{Expands_On_NFC}"#, "u");
    test_parse_fails_flags(r#"\p{Expands_On_NFC}"#, "u");
    test_parse_fails_flags(r#"\P{Expands_On_NFD}"#, "u");
    test_parse_fails_flags(r#"\p{Expands_On_NFD}"#, "u");
    test_parse_fails_flags(r#"\P{Expands_On_NFKC}"#, "u");
    test_parse_fails_flags(r#"\p{Expands_On_NFKC}"#, "u");
    test_parse_fails_flags(r#"\P{Expands_On_NFKD}"#, "u");
    test_parse_fails_flags(r#"\p{Expands_On_NFKD}"#, "u");
    test_parse_fails_flags(r#"\P{FC_NFKC_Closure}"#, "u");
    test_parse_fails_flags(r#"\p{FC_NFKC_Closure}"#, "u");
    test_parse_fails_flags(r#"\P{Full_Composition_Exclusion}"#, "u");
    test_parse_fails_flags(r#"\p{Full_Composition_Exclusion}"#, "u");
    test_parse_fails_flags(r#"\P{Grapheme_Link}"#, "u");
    test_parse_fails_flags(r#"\p{Grapheme_Link}"#, "u");
    test_parse_fails_flags(r#"\P{Hyphen}"#, "u");
    test_parse_fails_flags(r#"\p{Hyphen}"#, "u");
    test_parse_fails_flags(r#"\P{Other_Alphabetic}"#, "u");
    test_parse_fails_flags(r#"\p{Other_Alphabetic}"#, "u");
    test_parse_fails_flags(r#"\P{Other_Default_Ignorable_Code_Point}"#, "u");
    test_parse_fails_flags(r#"\p{Other_Default_Ignorable_Code_Point}"#, "u");
    test_parse_fails_flags(r#"\P{Other_Grapheme_Extend}"#, "u");
    test_parse_fails_flags(r#"\p{Other_Grapheme_Extend}"#, "u");
    test_parse_fails_flags(r#"\P{Other_ID_Continue}"#, "u");
    test_parse_fails_flags(r#"\p{Other_ID_Continue}"#, "u");
    test_parse_fails_flags(r#"\P{Other_ID_Start}"#, "u");
    test_parse_fails_flags(r#"\p{Other_ID_Start}"#, "u");
    test_parse_fails_flags(r#"\P{Other_Lowercase}"#, "u");
    test_parse_fails_flags(r#"\p{Other_Lowercase}"#, "u");
    test_parse_fails_flags(r#"\P{Other_Math}"#, "u");
    test_parse_fails_flags(r#"\p{Other_Math}"#, "u");
    test_parse_fails_flags(r#"\P{Other_Uppercase}"#, "u");
    test_parse_fails_flags(r#"\p{Other_Uppercase}"#, "u");
    test_parse_fails_flags(r#"\P{Prepended_Concatenation_Mark}"#, "u");
    test_parse_fails_flags(r#"\p{Prepended_Concatenation_Mark}"#, "u");
    test_parse_fails_flags(r#"\P{Block=Adlam}"#, "u");
    test_parse_fails_flags(r#"\p{Block=Adlam}"#, "u");
    test_parse_fails_flags(r#"\P{FC_NFKC_Closure}"#, "u");
    test_parse_fails_flags(r#"\p{FC_NFKC_Closure}"#, "u");
    test_parse_fails_flags(r#"\P{Line_Break=Alphabetic}"#, "u");
    test_parse_fails_flags(r#"\P{Line_Break=Alphabetic}"#, "u");
    test_parse_fails_flags(r#"\p{Line_Break=Alphabetic}"#, "u");
    test_parse_fails_flags(r#"\p{Line_Break}"#, "u");
}

#[test]
fn unicode_escape_property_binary_ascii() {
    test_with_configs(unicode_escape_property_binary_ascii_tc)
}

fn unicode_escape_property_binary_ascii_tc(tc: TestConfig) {
    const CODE_POINTS: [&str; 7] = [
        "\u{0}", "\u{A}", "\u{17}", "\u{2A}", "\u{3C}", "\u{63}", "\u{7F}",
    ];
    const REGEXES: [&str; 1] = ["^\\p{ASCII}+$"];
    for regex in REGEXES {
        let regex = tc.compilef(regex, "u");
        for code_point in CODE_POINTS {
            regex.test_succeeds(code_point);
        }
    }
}

#[test]
fn unicode_escape_property_binary_any() {
    test_with_configs(unicode_escape_property_binary_any_tc)
}

fn unicode_escape_property_binary_any_tc(tc: TestConfig) {
    const CODE_POINTS: [&str; 7] = [
        "\u{0}",
        "\u{F}",
        "\u{FF}",
        "\u{FFF}",
        "\u{FFFF}",
        "\u{FFFFF}",
        "\u{10FFFF}",
    ];
    const REGEXES: [&str; 1] = ["^\\p{Any}+$"];
    for regex in REGEXES {
        let regex = tc.compilef(regex, "u");
        for code_point in CODE_POINTS {
            regex.test_succeeds(code_point);
        }
    }
}

#[test]
fn unicode_escape_property_binary_assigned() {
    test_with_configs(unicode_escape_property_binary_assigned_tc)
}

fn unicode_escape_property_binary_assigned_tc(tc: TestConfig) {
    const CODE_POINTS: [&str; 6] = [
        "\u{377}",
        "\u{c69}",
        "\u{2d96}",
        "\u{11a47}",
        "\u{1d51c}",
        "\u{10fffd}",
    ];
    const REGEXES: [&str; 1] = ["^\\p{Assigned}+$"];
    for regex in REGEXES {
        let regex = tc.compilef(regex, "u");
        for code_point in CODE_POINTS {
            regex.test_succeeds(code_point);
        }
    }
}

#[test]
fn unicode_escape_id_start() {
    test_with_configs(unicode_escape_id_start_tc)
}

fn unicode_escape_id_start_tc(tc: TestConfig) {
    const CODE_POINTS: [&str; 5] = ["A", "ꬦ", "ꫪ", "ꩂ", "ᮠ"];
    const REGEXES: [&str; 1] = [
        // `/\p{ID_Start}/u`
        r"(?:[A-Za-z\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0560-\u0588\u05D0-\u05EA\u05EF-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u0860-\u086A\u08A0-\u08B4\u08B6-\u08C7\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u09FC\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B71\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C60\u0C61\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D04-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D5F-\u0D61\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E81\u0E82\u0E84\u0E86-\u0E8A\u0E8C-\u0EA3\u0EA5\u0EA7-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0EDC-\u0EDF\u0F00\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1878\u1880-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1C80-\u1C88\u1C90-\u1CBA\u1CBD-\u1CBF\u1CE9-\u1CEC\u1CEE-\u1CF3\u1CF5\u1CF6\u1CFA\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2118-\u211D\u2124\u2126\u2128\u212A-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309B-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312F\u3131-\u318E\u31A0-\u31BF\u31F0-\u31FF\u3400-\u4DBF\u4E00-\u9FFC\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA61F\uA62A\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7BF\uA7C2-\uA7CA\uA7F5-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA840-\uA873\uA882-\uA8B3\uA8F2-\uA8F7\uA8FB\uA8FD\uA8FE\uA90A-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF\uA9E0-\uA9E4\uA9E6-\uA9EF\uA9FA-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB69\uAB70-\uABE2\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD40-\uDD74\uDE80-\uDE9C\uDEA0-\uDED0\uDF00-\uDF1F\uDF2D-\uDF4A\uDF50-\uDF75\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF\uDFD1-\uDFD5]|\uD801[\uDC00-\uDC9D\uDCB0-\uDCD3\uDCD8-\uDCFB\uDD00-\uDD27\uDD30-\uDD63\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC60-\uDC76\uDC80-\uDC9E\uDCE0-\uDCF2\uDCF4\uDCF5\uDD00-\uDD15\uDD20-\uDD39\uDD80-\uDDB7\uDDBE\uDDBF\uDE00\uDE10-\uDE13\uDE15-\uDE17\uDE19-\uDE35\uDE60-\uDE7C\uDE80-\uDE9C\uDEC0-\uDEC7\uDEC9-\uDEE4\uDF00-\uDF35\uDF40-\uDF55\uDF60-\uDF72\uDF80-\uDF91]|\uD803[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0-\uDC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    ];

    for regex in REGEXES {
        let regex = tc.compile(regex);
        for code_point in CODE_POINTS {
            regex.test_succeeds(code_point);
        }
    }
}

#[test]
fn unicode_escape_id_continue() {
    test_with_configs(unicode_escape_id_continue_tc)
}

fn unicode_escape_id_continue_tc(tc: TestConfig) {
    const CODE_POINTS: [&str; 5] = ["9", "꯵", "᧖", "႗", "႙"];
    const REGEXES: [&str; 1] = [
        // `/\p{ID_Continue}/u`
        r"(?:[0-9A-Z_a-z\xAA\xB5\xB7\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0300-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u0483-\u0487\u048A-\u052F\u0531-\u0556\u0559\u0560-\u0588\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u05D0-\u05EA\u05EF-\u05F2\u0610-\u061A\u0620-\u0669\u066E-\u06D3\u06D5-\u06DC\u06DF-\u06E8\u06EA-\u06FC\u06FF\u0710-\u074A\u074D-\u07B1\u07C0-\u07F5\u07FA\u07FD\u0800-\u082D\u0840-\u085B\u0860-\u086A\u08A0-\u08B4\u08B6-\u08C7\u08D3-\u08E1\u08E3-\u0963\u0966-\u096F\u0971-\u0983\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BC-\u09C4\u09C7\u09C8\u09CB-\u09CE\u09D7\u09DC\u09DD\u09DF-\u09E3\u09E6-\u09F1\u09FC\u09FE\u0A01-\u0A03\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A59-\u0A5C\u0A5E\u0A66-\u0A75\u0A81-\u0A83\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABC-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AD0\u0AE0-\u0AE3\u0AE6-\u0AEF\u0AF9-\u0AFF\u0B01-\u0B03\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3C-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B55-\u0B57\u0B5C\u0B5D\u0B5F-\u0B63\u0B66-\u0B6F\u0B71\u0B82\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD0\u0BD7\u0BE6-\u0BEF\u0C00-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C58-\u0C5A\u0C60-\u0C63\u0C66-\u0C6F\u0C80-\u0C83\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBC-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CDE\u0CE0-\u0CE3\u0CE6-\u0CEF\u0CF1\u0CF2\u0D00-\u0D0C\u0D0E-\u0D10\u0D12-\u0D44\u0D46-\u0D48\u0D4A-\u0D4E\u0D54-\u0D57\u0D5F-\u0D63\u0D66-\u0D6F\u0D7A-\u0D7F\u0D81-\u0D83\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DE6-\u0DEF\u0DF2\u0DF3\u0E01-\u0E3A\u0E40-\u0E4E\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E86-\u0E8A\u0E8C-\u0EA3\u0EA5\u0EA7-\u0EBD\u0EC0-\u0EC4\u0EC6\u0EC8-\u0ECD\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F18\u0F19\u0F20-\u0F29\u0F35\u0F37\u0F39\u0F3E-\u0F47\u0F49-\u0F6C\u0F71-\u0F84\u0F86-\u0F97\u0F99-\u0FBC\u0FC6\u1000-\u1049\u1050-\u109D\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u135D-\u135F\u1369-\u1371\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1714\u1720-\u1734\u1740-\u1753\u1760-\u176C\u176E-\u1770\u1772\u1773\u1780-\u17D3\u17D7\u17DC\u17DD\u17E0-\u17E9\u180B-\u180D\u1810-\u1819\u1820-\u1878\u1880-\u18AA\u18B0-\u18F5\u1900-\u191E\u1920-\u192B\u1930-\u193B\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19DA\u1A00-\u1A1B\u1A20-\u1A5E\u1A60-\u1A7C\u1A7F-\u1A89\u1A90-\u1A99\u1AA7\u1AB0-\u1ABD\u1ABF\u1AC0\u1B00-\u1B4B\u1B50-\u1B59\u1B6B-\u1B73\u1B80-\u1BF3\u1C00-\u1C37\u1C40-\u1C49\u1C4D-\u1C7D\u1C80-\u1C88\u1C90-\u1CBA\u1CBD-\u1CBF\u1CD0-\u1CD2\u1CD4-\u1CFA\u1D00-\u1DF9\u1DFB-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u203F\u2040\u2054\u2071\u207F\u2090-\u209C\u20D0-\u20DC\u20E1\u20E5-\u20F0\u2102\u2107\u210A-\u2113\u2115\u2118-\u211D\u2124\u2126\u2128\u212A-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D7F-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2DE0-\u2DFF\u3005-\u3007\u3021-\u302F\u3031-\u3035\u3038-\u303C\u3041-\u3096\u3099-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312F\u3131-\u318E\u31A0-\u31BF\u31F0-\u31FF\u3400-\u4DBF\u4E00-\u9FFC\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66F\uA674-\uA67D\uA67F-\uA6F1\uA717-\uA71F\uA722-\uA788\uA78B-\uA7BF\uA7C2-\uA7CA\uA7F5-\uA827\uA82C\uA840-\uA873\uA880-\uA8C5\uA8D0-\uA8D9\uA8E0-\uA8F7\uA8FB\uA8FD-\uA92D\uA930-\uA953\uA960-\uA97C\uA980-\uA9C0\uA9CF-\uA9D9\uA9E0-\uA9FE\uAA00-\uAA36\uAA40-\uAA4D\uAA50-\uAA59\uAA60-\uAA76\uAA7A-\uAAC2\uAADB-\uAADD\uAAE0-\uAAEF\uAAF2-\uAAF6\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB69\uAB70-\uABEA\uABEC\uABED\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE00-\uFE0F\uFE20-\uFE2F\uFE33\uFE34\uFE4D-\uFE4F\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF3F\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD40-\uDD74\uDDFD\uDE80-\uDE9C\uDEA0-\uDED0\uDEE0\uDF00-\uDF1F\uDF2D-\uDF4A\uDF50-\uDF7A\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF\uDFD1-\uDFD5]|\uD801[\uDC00-\uDC9D\uDCA0-\uDCA9\uDCB0-\uDCD3\uDCD8-\uDCFB\uDD00-\uDD27\uDD30-\uDD63\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC60-\uDC76\uDC80-\uDC9E\uDCE0-\uDCF2\uDCF4\uDCF5\uDD00-\uDD15\uDD20-\uDD39\uDD80-\uDDB7\uDDBE\uDDBF\uDE00-\uDE03\uDE05\uDE06\uDE0C-\uDE13\uDE15-\uDE17\uDE19-\uDE35\uDE38-\uDE3A\uDE3F\uDE60-\uDE7C\uDE80-\uDE9C\uDEC0-\uDEC7\uDEC9-\uDEE6\uDF00-\uDF35\uDF40-\uDF55\uDF60-\uDF72\uDF80-\uDF91]|\uD803[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0-\uDCF2\uDD00-\uDD27\uDD30-\uDD39\uDE80-\uDEA9\uDEAB\uDEAC\uDEB0\uDEB1\uDF00-\uDF1C\uDF27\uDF30-\uDF50\uDFB0-\uDFC4\uDFE0-\uDFF6]|\uD804[\uDC00-\uDC46\uDC66-\uDC6F\uDC7F-\uDCBA\uDCD0-\uDCE8\uDCF0-\uDCF9\uDD00-\uDD34\uDD36-\uDD3F\uDD44-\uDD47\uDD50-\uDD73\uDD76\uDD80-\uDDC4\uDDC9-\uDDCC\uDDCE-\uDDDA\uDDDC\uDE00-\uDE11\uDE13-\uDE37\uDE3E\uDE80-\uDE86\uDE88\uDE8A-\uDE8D\uDE8F-\uDE9D\uDE9F-\uDEA8\uDEB0-\uDEEA\uDEF0-\uDEF9\uDF00-\uDF03\uDF05-\uDF0C\uDF0F\uDF10\uDF13-\uDF28\uDF2A-\uDF30\uDF32\uDF33\uDF35-\uDF39\uDF3B-\uDF44\uDF47\uDF48\uDF4B-\uDF4D\uDF50\uDF57\uDF5D-\uDF63\uDF66-\uDF6C\uDF70-\uDF74]|\uD805[\uDC00-\uDC4A\uDC50-\uDC59\uDC5E-\uDC61\uDC80-\uDCC5\uDCC7\uDCD0-\uDCD9\uDD80-\uDDB5\uDDB8-\uDDC0\uDDD8-\uDDDD\uDE00-\uDE40\uDE44\uDE50-\uDE59\uDE80-\uDEB8\uDEC0-\uDEC9\uDF00-\uDF1A\uDF1D-\uDF2B\uDF30-\uDF39]|\uD806[\uDC00-\uDC3A\uDCA0-\uDCE9\uDCFF-\uDD06\uDD09\uDD0C-\uDD13\uDD15\uDD16\uDD18-\uDD35\uDD37\uDD38\uDD3B-\uDD43\uDD50-\uDD59\uDDA0-\uDDA7\uDDAA-\uDDD7\uDDDA-\uDDE1\uDDE3\uDDE4\uDE00-\uDE3E\uDE47\uDE50-\uDE99\uDE9D\uDEC0-\uDEF8]|\uD807[\uDC00-\uDC08\uDC0A-\uDC36\uDC38-\uDC40\uDC50-\uDC59\uDC72-\uDC8F\uDC92-\uDCA7\uDCA9-\uDCB6\uDD00-\uDD06\uDD08\uDD09\uDD0B-\uDD36\uDD3A\uDD3C\uDD3D\uDD3F-\uDD47\uDD50-\uDD59\uDD60-\uDD65\uDD67\uDD68\uDD6A-\uDD8E\uDD90\uDD91\uDD93-\uDD98\uDDA0-\uDDA9\uDEE0-\uDEF6\uDFB0]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\uD81C-\uD820\uD822\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872\uD874-\uD879\uD880-\uD883][\uDC00-\uDFFF]|\uD80D[\uDC00-\uDC2E]|\uD811[\uDC00-\uDE46]|\uD81A[\uDC00-\uDE38\uDE40-\uDE5E\uDE60-\uDE69\uDED0-\uDEED\uDEF0-\uDEF4\uDF00-\uDF36\uDF40-\uDF43\uDF50-\uDF59\uDF63-\uDF77\uDF7D-\uDF8F]|\uD81B[\uDE40-\uDE7F\uDF00-\uDF4A\uDF4F-\uDF87\uDF8F-\uDF9F\uDFE0\uDFE1\uDFE3\uDFE4\uDFF0\uDFF1]|\uD821[\uDC00-\uDFF7]|\uD823[\uDC00-\uDCD5\uDD00-\uDD08]|\uD82C[\uDC00-\uDD1E\uDD50-\uDD52\uDD64-\uDD67\uDD70-\uDEFB]|\uD82F[\uDC00-\uDC6A\uDC70-\uDC7C\uDC80-\uDC88\uDC90-\uDC99\uDC9D\uDC9E]|\uD834[\uDD65-\uDD69\uDD6D-\uDD72\uDD7B-\uDD82\uDD85-\uDD8B\uDDAA-\uDDAD\uDE42-\uDE44]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB\uDFCE-\uDFFF]|\uD836[\uDE00-\uDE36\uDE3B-\uDE6C\uDE75\uDE84\uDE9B-\uDE9F\uDEA1-\uDEAF]|\uD838[\uDC00-\uDC06\uDC08-\uDC18\uDC1B-\uDC21\uDC23\uDC24\uDC26-\uDC2A\uDD00-\uDD2C\uDD30-\uDD3D\uDD40-\uDD49\uDD4E\uDEC0-\uDEF9]|\uD83A[\uDC00-\uDCC4\uDCD0-\uDCD6\uDD00-\uDD4B\uDD50-\uDD59]|\uD83B[\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD83E[\uDFF0-\uDFF9]|\uD869[\uDC00-\uDEDD\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1\uDEB0-\uDFFF]|\uD87A[\uDC00-\uDFE0]|\uD87E[\uDC00-\uDE1D]|\uD884[\uDC00-\uDF4A]|\uDB40[\uDD00-\uDDEF])",
    ];

    for regex in REGEXES {
        let regex = tc.compile(regex);
        for code_point in CODE_POINTS {
            regex.test_succeeds(code_point);
        }
    }
}

#[test]
fn test_valid_character_sets_in_annex_b() {
    test_with_configs(test_valid_character_sets_in_annex_b_tc)
}

fn test_valid_character_sets_in_annex_b_tc(tc: TestConfig) {
    // From: https://github.com/boa-dev/boa/issues/2794
    let regexp = r"[a-\s]";
    tc.test_match_succeeds(regexp, "", "a");
    tc.test_match_succeeds(regexp, "", "-");
    tc.test_match_succeeds(regexp, "", " ");
    tc.test_match_fails(regexp, "", "s");
    tc.test_match_fails(regexp, "", "$");

    let regexp = r"[\d-z]";
    tc.test_match_succeeds(regexp, "", "z");
    tc.test_match_succeeds(regexp, "", "1");
    tc.test_match_succeeds(regexp, "", "7");
    tc.test_match_succeeds(regexp, "", "9");
    tc.test_match_fails(regexp, "", "a");
    tc.test_match_fails(regexp, "", "f");
    tc.test_match_fails(regexp, "", " ");
}

#[test]
fn test_escapes_folding() {
    test_with_configs(test_escapes_folding_tc)
}

fn test_escapes_folding_tc(tc: TestConfig) {
    // Regression test for failing to fold characters which come from escapes.
    tc.test_match_fails(r"\u{41}", "", "a");
    tc.test_match_succeeds(r"\u{41}", "", "A");
    tc.test_match_fails(r"\u{61}", "", "A");
    tc.test_match_succeeds(r"\u{61}", "", "a");
    tc.test_match_succeeds(r"\u{41}", "i", "a");
    tc.test_match_succeeds(r"\u{41}", "i", "A");
    tc.test_match_succeeds(r"\u{61}", "i", "a");
    tc.test_match_succeeds(r"\u{61}", "i", "A");
}

#[test]
fn test_high_folds() {
    test_with_configs(test_high_folds_tc)
}

fn test_high_folds_tc(tc: TestConfig) {
    // Regression test for bogus folding.
    // We incorrectly folded certain characters in delta blocks:
    // we folded U+100 to U+101 (correctly) but then U+101 to U+102 (wrong).
    tc.test_match_succeeds(r"\u{100}", "", "\u{100}");
    tc.test_match_succeeds(r"\u{100}", "i", "\u{100}");

    tc.test_match_fails(r"\u{100}", "", "\u{101}");
    tc.test_match_succeeds(r"\u{100}", "i", "\u{101}");

    tc.test_match_succeeds(r"\u{101}", "", "\u{101}");
    tc.test_match_succeeds(r"\u{101}", "i", "\u{101}");

    tc.test_match_fails(r"\u{101}", "", "\u{102}");
    tc.test_match_fails(r"\u{101}", "i", "\u{102}");

    // Exercise a "mod 4 range":
    //   U+1B8 folds to U+1B9
    //   U+1BC folds to U+1BD
    // Codepoints between fold to themselves.
    tc.test_match_succeeds(r"\u{1B8}", "", "\u{1B8}");
    tc.test_match_succeeds(r"\u{1B8}", "i", "\u{1B8}");
    tc.test_match_fails(r"\u{1B8}", "", "\u{1B9}");
    tc.test_match_succeeds(r"\u{1B8}", "i", "\u{1B9}");
    tc.test_match_succeeds(r"\u{1B9}", "", "\u{1B9}");
    tc.test_match_succeeds(r"\u{1B9}", "i", "\u{1B9}");
    tc.test_match_fails(r"\u{1B9}", "", "\u{1BA}");
    tc.test_match_fails(r"\u{1B9}", "i", "\u{1BA}");
    tc.test_match_succeeds(r"\u{1BC}", "", "\u{1BC}");
    tc.test_match_succeeds(r"\u{1BC}", "i", "\u{1BC}");
    tc.test_match_fails(r"\u{1BC}", "", "\u{1BD}");
    tc.test_match_succeeds(r"\u{1BC}", "i", "\u{1BD}");
    tc.test_match_succeeds(r"\u{1BD}", "", "\u{1BD}");
    tc.test_match_succeeds(r"\u{1BD}", "i", "\u{1BD}");
    tc.test_match_fails(r"\u{1BD}", "", "\u{1BE}");
    tc.test_match_fails(r"\u{1BD}", "i", "\u{1BE}");
}

#[test]
fn test_invalid_quantifier_loop() {
    test_with_configs(test_invalid_quantifier_loop_tc)
}

fn test_invalid_quantifier_loop_tc(tc: TestConfig) {
    tc.test_match_fails(r#"\c*"#, "", "\n");
}

#[test]
fn test_unicode_folding() {
    test_with_configs_no_ascii(test_unicode_folding_tc)
}

/// 262 test/language/literals/regexp/u-case-mapping.js
fn test_unicode_folding_tc(tc: TestConfig) {
    tc.test_match_fails(r"\u{212A}", "i", "k");
    tc.test_match_fails(r"\u{212A}", "i", "K");
    tc.test_match_fails(r"\u{212A}", "u", "k");
    tc.test_match_fails(r"\u{212A}", "u", "K");
    tc.test_match_succeeds(r"\u{212A}", "iu", "k");
    tc.test_match_succeeds(r"\u{212A}", "iu", "K");
}

#[test]
fn test_class_invalid_control_character() {
    test_with_configs(test_class_invalid_control_character_tc)
}

fn test_class_invalid_control_character_tc(tc: TestConfig) {
    tc.test_match_succeeds("[\\c\u{0}]", "", "\\");
    tc.test_match_succeeds("[\\c\u{0}]", "", "c");
    tc.test_match_succeeds("[\\c\u{0}]", "", "\u{0}");
}

#[test]
fn test_quantifiable_assertion_not_followed_by() {
    test_with_configs(test_quantifiable_assertion_not_followed_by_tc)
}

/// 262 test/annexB/language/literals/regexp/quantifiable-assertion-not-followed-by.js
fn test_quantifiable_assertion_not_followed_by_tc(tc: TestConfig) {
    tc.compile(r#"[a-e](?!Z)*"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("a");
    tc.compile(r#"[a-e](?!Z)+"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("e");
    tc.compile(r#"[a-e](?!Z)?"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("a");
    tc.compile(r#"[a-e](?!Z){2}"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("e");
    tc.compile(r#"[a-e](?!Z){2,}"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("e");
    tc.compile(r#"[a-e](?!Z){2,3}"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("e");
    tc.compile(r#"[a-e](?!Z)*?"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("a");
    tc.compile(r#"[a-e](?!Z)+?"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("e");
    tc.compile(r#"[a-e](?!Z)??"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("a");
    tc.compile(r#"[a-e](?!Z){2}?"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("e");
    tc.compile(r#"[a-e](?!Z){2,}?"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("e");
    tc.compile(r#"[a-e](?!Z){2,3}?"#)
        .match1f(r#"aZZZZ bZZZ cZZ dZ e"#)
        .test_eq("e");
}

#[test]
fn test_quantifiable_assertion_followed_by() {
    test_with_configs(test_quantifiable_assertion_followed_by_tc)
}

/// 262 test/annexB/language/literals/regexp/quantifiable-assertion-followed-by.js
fn test_quantifiable_assertion_followed_by_tc(tc: TestConfig) {
    tc.compile(r#".(?=Z)*"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("a");
    tc.compile(r#".(?=Z)+"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("b");
    tc.compile(r#".(?=Z)?"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("a");
    tc.compile(r#".(?=Z){2}"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("b");
    tc.compile(r#".(?=Z){2,}"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("b");
    tc.compile(r#".(?=Z){2,3}"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("b");
    tc.compile(r#".(?=Z)*?"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("a");
    tc.compile(r#".(?=Z)+?"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("b");
    tc.compile(r#".(?=Z)??"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("a");
    tc.compile(r#".(?=Z){2}?"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("b");
    tc.compile(r#".(?=Z){2,}?"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("b");
    tc.compile(r#".(?=Z){2,3}?"#)
        .match1f(r#"a bZ cZZ dZZZ eZZZZ"#)
        .test_eq("b");
}