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Added more test cases

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This commit is contained in:
Aadhavan Srinivasan
2024-10-24 17:33:38 -04:00
parent 935759ed9f
commit 273a03e3cf
2 changed files with 18 additions and 4 deletions
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11
re_test.go
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@@ -14,12 +14,19 @@ var reTests = []struct {
{"a", "bca", []matchIndex{{2, 3}}},
{"l", "ggllgg", []matchIndex{{2, 3}, {3, 4}}},
{"(b|c)", "abdceb", []matchIndex{{1, 2}, {3, 4}, {5, 6}}},
{"a*", "brerereraaaaabbbbb", []matchIndex{{8, 13}}},
{"a+", "brerereraaaaabbbbb", []matchIndex{{8, 13}}},
{"ab+", "qweqweqweaqweqweabbbbbr", []matchIndex{{16, 22}}},
{"(b|c|A)", "ooaoobocA", []matchIndex{{5, 6}, {7, 8}, {8, 9}}},
{"ab*", "a", []matchIndex{{0, 1}}},
{"ab*", "abb", []matchIndex{{0, 3}}},
{"(abc)*", "abcabcabc", []matchIndex{{0, 9}}},
{"((abc)|(def))*", "abcdef", []matchIndex{{0, 6}}},
{"(abc)*|(def)*", "abcdef", []matchIndex{{0, 3}, {3, 6}}},
}
func TestFindAllMatches(t *testing.T) {
for _, test := range reTests {
t.Run(test.re+" "+test.str, func(t *testing.T) {
t.Run(test.re+" "+test.str, func(t *testing.T) {
re_postfix := shuntingYard(test.re)
startState := thompson(re_postfix)
matchIndices := findAllMatches(startState, test.str)