description = '''
edge cases: (?i), unicode byte offsets, dot-newline, nested booleans, quantified groups.
'''
[[test]]
name = "ci_literal"
pattern = "(?i)abc"
input = "xAbCx"
matches = [[1, 4]]
[[test]]
name = "ci_alternation"
pattern = "(?i)(foo|bar)"
input = "FOO and Bar"
matches = [[0, 3], [8, 11]]
[[test]]
name = "ci_class_range"
pattern = "(?i)[a-f]+"
input = "xABCDEFx"
matches = [[1, 7]]
[[test]]
name = "ci_scoped"
pattern = "(?i:abc)def"
input = "ABCdef"
matches = [[0, 6]]
[[test]]
name = "ci_scoped_boundary"
pattern = "(?i:abc)def"
input = "ABCDEF"
matches = []
[[test]]
name = "ci_quantifier"
pattern = "(?i)a+"
input = "aAaA"
matches = [[0, 4]]
[[test]]
name = "ci_bounded_repeat"
pattern = "(?i)ab{2,4}"
input = "aBBB"
matches = [[0, 4]]
[[test]]
name = "ci_dotstar"
pattern = "(?i)a.*z"
input = "AbcZ"
matches = [[0, 4]]
[[test]]
name = "ci_complement"
pattern = '(?i)~(_*hello_*)'
input = "HELLO"
matches = [[0, 4], [4, 5], [5, 5]]
[[test]]
name = "ci_complement_no_match"
pattern = '(?i)~(_*a_*)'
input = "bBb"
matches = [[0, 3], [3, 3]]
[[test]]
name = "ci_alternation_flag_prefix_left"
pattern = "(?i)min|max"
input = "MIN"
matches = [[0, 3]]
[[test]]
name = "ci_alternation_flag_prefix_right"
pattern = "(?i)min|max"
input = "MAX"
matches = [[0, 3]]
[[test]]
name = "ci_alternation_flag_prefix_both"
pattern = "(?i)min|max"
input = "MIN MAX"
matches = [[0, 3], [4, 7]]
[[test]]
name = "ci_intersection"
pattern = "(?i)(.*cat.*&.*dog.*)"
input = "my CAT and DOG"
matches = [[0, 14]]
[[test]]
name = "dot_stops_at_newline"
pattern = ".+"
input = "a\nb"
matches = [[0, 1], [2, 3]]
[[test]]
name = "dot_star_blocked_by_newline"
pattern = "a.*b"
input = "a\nb"
matches = []
[[test]]
name = "any_byte_crosses_newline"
pattern = 'a[\s\S]*b'
input = "a\nb"
matches = [[0, 3]]
[[test]]
name = "unicode_literal"
pattern = "café"
input = "I love café!"
matches = [[7, 12]]
[[test]]
name = "unicode_dot_byte_level"
pattern = "f.f"
input = "féf"
matches = []
[[test]]
name = "unicode_two_dots"
pattern = "f..f"
input = "féf"
matches = [[0, 4]]
[[test]]
name = "unicode_lookbehind"
pattern = '(?<=é)x'
input = "éx"
matches = [[2, 3]]
[[test]]
name = "inter_anchor_both"
pattern = '^[a-z]+$&.*cat.*'
input = "thecat"
matches = [[0, 6]]
[[test]]
name = "inter_anchor_no_match_space"
pattern = '^[a-z]+$&.*cat.*'
input = "the cat"
matches = []
[[test]]
name = "inter_anchor_length_and_digit"
pattern = '^.{4,8}$&.*\d.*'
input = "abc1def"
matches = [[0, 7]]
[[test]]
name = "inter_anchor_too_long"
pattern = '^.{4,8}$&.*\d.*'
input = "abcdefghi"
matches = []
[[test]]
name = "inter_anchor_password_valid"
pattern = '~(.*\d\d.*)&^[a-zA-Z\d]{8,}$'
input = "Abcdefg1"
matches = [[0, 8]]
[[test]]
name = "inter_anchor_password_invalid"
pattern = '~(.*\d\d.*)&^[a-zA-Z\d]{8,}$'
input = "Ab12cdef"
matches = []
[[test]]
name = "double_complement"
pattern = '~(~(abc))'
input = "xabcx"
matches = [[1, 4]]
[[test]]
name = "complement_concat_literal"
pattern = '~(.*x.*)y'
input = "aaaay"
matches = [[0, 5]]
[[test]]
name = "quantified_alt"
pattern = "(a|bc){2,3}"
input = "abca"
matches = [[0, 4]]
[[test]]
name = "quantified_alt_mixed_lengths"
pattern = "(x|yy|zzz){2}"
input = "xzzz"
matches = [[0, 4]]
[[test]]
name = "quantified_alt_exact"
pattern = "(ab|cd){3}"
input = "abcdab"
matches = [[0, 6]]
[[test]]
name = "optional_group_skipped"
pattern = "a(bc)?d"
input = "ad"
matches = [[0, 2]]
[[test]]
name = "optional_group_used"
pattern = "a(bc)?d"
input = "abcd"
matches = [[0, 4]]
[[test]]
name = "exact_repeat_boundary"
pattern = "a{5}"
input = "aaaaaa"
matches = [[0, 5]]
[[test]]
name = "bounded_repeat_greedy_clamp"
pattern = "a{3,5}"
input = "aaaa"
matches = [[0, 4]]
[[test]]
name = "bounded_repeat_too_short"
pattern = "a{3,5}"
input = "aa"
matches = []
[[test]]
name = "alt_longest_first"
pattern = "abcd|abc"
input = "abcd"
matches = [[0, 4]]
[[test]]
name = "alt_fallback_shorter"
pattern = "abcd|abc"
input = "abcx"
matches = [[0, 3]]
[[test]]
name = "consecutive_plus"
pattern = "a+b+"
input = "aaabbb"
matches = [[0, 6]]
[[test]]
name = "alt_common_prefix_branch"
pattern = "(abc|abd)"
input = "abd"
matches = [[0, 3]]
[[test]]
name = "no_trailing_newline_union"
pattern = '(_*foo_*)|(_*bar_*)'
input = "foo\nbar"
matches = [[0, 7]]
[[test]]
name = "no_trailing_newline_last_line"
pattern = "bar"
input = "foo\nbar"
matches = [[4, 7]]
[[test]]
name = "no_trailing_newline_dot_plus"
pattern = ".+"
input = "foo\nbar"
matches = [[0, 3], [4, 7]]
[[test]]
name = "trailing_newline_dot_plus"
pattern = ".+"
input = "foo\nbar\n"
matches = [[0, 3], [4, 7]]
[[test]]
name = "bounded_rep_word_context"
pattern = '\w\w-\w\w'
input = "xxxxx00-00yyyyy"
matches = [[5, 10]]
[[test]]
name = "bounded_rep_word_odd_prefix"
pattern = '\w\w-\w\w'
input = "xab-cd"
matches = [[1, 6]]
[[test]]
name = "bounded_rep_word_even_prefix"
pattern = '\w\w-\w\w'
input = "xxab-cd"
matches = [[2, 7]]
[[test]]
name = "bounded_rep_word_no_prefix"
pattern = '\w\w-\w\w'
input = "ab-cd"
matches = [[0, 5]]
[[test]]
name = "bounded_rep_long"
pattern = '\w{8}-\w{4}'
input = "xxxxx00000000-0000yyyyy"
matches = [[5, 18]]
[[test]]
name = "empty_matches_interspersed_with_real"
pattern = '\d{0,7}([\.|\,]\d{0,2})?'
input = "xxxxx0yyyyy"
matches = [[0,0],[1,1],[2,2],[3,3],[4,4],[5,6],[6,6],[7,7],[8,8],[9,9],[10,10],[11,11]]
[[test]]
name = "bounded_rep_uuid"
pattern = '\w{8}-\w{4}-\w{4}-\w{4}-\w{12}'
input = "xxxxx00000000-0000-0000-0000-000000000000yyyyy"
matches = [[5, 41]]