Added more tests
This commit is contained in:
26
re_test.go
26
re_test.go
@@ -212,12 +212,19 @@ var reTests = []struct {
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{`ab*bc`, nil, `abc`, []Group{{0, 3}}},
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{`ab*bc`, nil, `abbc`, []Group{{0, 4}}},
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{`ab*bc`, nil, `abbbbc`, []Group{{0, 6}}},
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{`ab{0,}c`, nil, `abbbbc`, []Group{{0, 6}}},
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{`ab+bc`, nil, `abbc`, []Group{{0, 4}}},
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{`ab+bc`, nil, `abc`, []Group{}},
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{`ab+bc`, nil, `abq`, []Group{}},
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{`ab{1,}bc`, nil, `abq`, []Group{}},
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{`ab+bc`, nil, `abbbbc`, []Group{{0, 6}}},
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{`ab{1,}bc`, nil, `abbbbc`, []Group{{0, 6}}},
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{`ab{1,3}bc`, nil, `abbbbc`, []Group{{0, 6}}},
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{`ab{3,4}bc`, nil, `abbbbc`, []Group{{0, 6}}},
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{`ab{4,5}bc`, nil, `abbbbc`, []Group{}},
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{`ab?bc`, nil, `abbc`, []Group{{0, 4}}},
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{`ab?bc`, nil, `abc`, []Group{{0, 3}}},
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{`ab{0,1}bc`, nil, `abc`, []Group{{0, 3}}},
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{`ab?bc`, nil, `abbbbc`, []Group{}},
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{`ab?c`, nil, `abc`, []Group{{0, 3}}},
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{`^abc$`, nil, `abc`, []Group{{0, 3}}},
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@@ -281,6 +288,7 @@ var reTests = []struct {
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{`a\(*b`, nil, `a((b`, []Group{{0, 4}}},
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{`a\\b`, nil, `a\b`, []Group{{0, 3}}},
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{`a+b+c`, nil, `aabbabc`, []Group{{4, 7}}},
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{`a{1,}b{1,}c`, nil, `aabbabc`, []Group{{4, 7}}},
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{`)(`, nil, `-`, nil},
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{`[^ab]*`, nil, `cde`, []Group{{0, 3}, {3, 3}}},
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{`abc`, nil, ``, []Group{}},
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@@ -298,6 +306,17 @@ var reTests = []struct {
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{`[k]`, nil, `ab`, []Group{}},
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{`a[-]?c`, nil, `ac`, []Group{{0, 2}}},
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{`^(.+)?B`, nil, `AB`, []Group{{0, 2}}},
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{`\0009`, nil, "\x009", []Group{{0, 2}}},
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{`\141`, nil, "a", []Group{{0, 1}}},
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{`*a`, nil, ``, nil},
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{`(*)b`, nil, ``, nil},
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{`a**`, nil, ``, nil},
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{`^`, nil, `abc`, []Group{{0, 0}}},
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{`$`, nil, `abc`, []Group{{3, 3}}},
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{`a[b-]`, nil, `a-`, []Group{{0, 2}}},
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{`a[b-a]`, nil, `a-`, nil},
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// At this point, the python test suite has a bunch
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// of backreference tests. Since my engine doesn't
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@@ -340,8 +359,11 @@ var groupTests = []struct {
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{`((a))`, nil, `abc`, []Match{[]Group{{0, 1}, {0, 1}, {0, 1}}}},
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{`(a)b(c)`, nil, `abc`, []Match{[]Group{{0, 3}, {0, 1}, {2, 3}}}},
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{`(a+|b)*`, nil, `ab`, []Match{[]Group{{0, 2}, {1, 2}}, []Group{{2, 2}}}},
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{`(a+|b){0,}`, nil, `ab`, []Match{[]Group{{0, 2}, {1, 2}}, []Group{{2, 2}}}},
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{`(a+|b)+`, nil, `ab`, []Match{[]Group{{0, 2}, {1, 2}}}},
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{`(a+|b){1,}`, nil, `ab`, []Match{[]Group{{0, 2}, {1, 2}}}},
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{`(a+|b)?`, nil, `ab`, []Match{[]Group{{0, 1}, {0, 1}}, []Group{{1, 2}, {1, 2}}, []Group{{2, 2}}}},
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{`(a+|b){0,1}`, nil, `ab`, []Match{[]Group{{0, 1}, {0, 1}}, []Group{{1, 2}, {1, 2}}, []Group{{2, 2}}}},
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{`(a|b|c|d|e)f`, nil, `ef`, []Match{[]Group{{0, 2}, {0, 1}}}},
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{`(ab|cd)e`, nil, `abcde`, []Match{[]Group{{2, 5}, {2, 4}}}},
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{`^(ab|cd)e`, nil, `abcde`, []Match{}},
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@@ -361,6 +383,7 @@ var groupTests = []struct {
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{`(bc+d$|ef*g.|h?i(j|k))`, nil, `bcdd`, []Match{}},
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{`(bc+d$|ef*g.|h?i(j|k))`, nil, `reffgz`, []Match{[]Group{{1, 6}, {1, 6}}}},
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{`(((((((((a)))))))))`, nil, `a`, []Match{[]Group{{0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}}}},
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{`(((((((((a)))))))))\41`, nil, `a`, []Match{[]Group{{0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}}}},
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{`(.*)c(.*)`, nil, `abcde`, []Match{[]Group{{0, 5}, {0, 2}, {3, 5}}}},
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{`\((.*), (.*)\)`, nil, `(a, b)`, []Match{[]Group{{0, 6}, {1, 2}, {4, 5}}}},
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@@ -379,6 +402,9 @@ var groupTests = []struct {
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{`([abc]*)x`, nil, `abc`, []Match{}},
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{`([xyz]*)x`, nil, `abcx`, []Match{[]Group{{3, 4}, {3, 3}}}},
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{`(a)+b|aac`, nil, `aac`, []Match{[]Group{{0, 3}}}},
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{`([abc])*d`, nil, `abbbcd`, []Match{[]Group{{0, 6}, {4, 5}}}},
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{`([abc])*bcd`, nil, `abcd`, []Match{[]Group{{0, 4}, {0, 1}}}},
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{`^(ab|cd)e`, nil, `abcde`, []Match{}},
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}
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func TestFindAllMatches(t *testing.T) {
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