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Finished adding tests from Python's test suite; removed a non-greedy operator from one of the old tests

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Aadhavan Srinivasan
2025-01-29 10:27:03 -05:00
parent 5e6435d8a7
commit 8b6d35c106
1 changed files with 23 additions and 1 deletions
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24
re_test.go
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@@ -465,6 +465,19 @@ var reTests = []struct {
{`[\t][\n][\v][\r][\f][\b]`, nil, "\t\n\v\r\f\b", []Group{{0, 6}}},
{`.*d`, nil, "abc\nabd", []Group{{4, 7}}},
{`(`, nil, "-", nil},
{`[\41]`, nil, `!`, []Group{{0, 1}}},
{`(?<!abc)(d.f)`, nil, `abcdefdof`, []Group{{6, 9}}},
{`[\w-]+`, nil, `laser_beam`, []Group{{0, 10}}},
{`M+`, []ReFlag{RE_CASE_INSENSITIVE}, `MMM`, []Group{{0, 3}}},
{`m+`, []ReFlag{RE_CASE_INSENSITIVE}, `MMM`, []Group{{0, 3}}},
{`[M]+`, []ReFlag{RE_CASE_INSENSITIVE}, `MMM`, []Group{{0, 3}}},
{`[m]+`, []ReFlag{RE_CASE_INSENSITIVE}, `MMM`, []Group{{0, 3}}},
{`^*`, nil, `-`, nil},
{`a[^>]*b`, nil, `a>b`, []Group{}},
{`^a*$`, nil, `foo`, []Group{}},
{`*?`, nil, `-`, nil},
{`a*?`, nil, `-`, nil}, // non-greedy operators are not supported
// Todo - add numeric range tests
}
@@ -604,7 +617,7 @@ var groupTests = []struct {
{`a(?:b|c|d)(.)`, nil, `ace`, []Match{[]Group{{0, 3}, {2, 3}}}},
{`a(?:b|c|d)*(.)`, nil, `ace`, []Match{[]Group{{0, 3}, {2, 3}}}},
{`a(?:b|c|d)+(.)`, nil, `ace`, []Match{[]Group{{0, 3}, {2, 3}}}},
{`a(?:b|(c|e){1,2}?|d)+?(.)`, nil, `ace`, []Match{[]Group{{0, 3}, {1, 2}, {2, 3}}}},
{`a(?:b|(c|e){1,2}?|d)+(.)`, nil, `ace`, []Match{[]Group{{0, 3}, {1, 2}, {2, 3}}}},
{`(?<!-):(.*)(?<!-):`, nil, `a:bc-:de:f`, []Match{[]Group{{1, 9}, {2, 8}}}},
{`(?<!\\):(.*)(?<!\\):`, nil, `a:bc\:de:f`, []Match{[]Group{{1, 9}, {2, 8}}}},
{`(?<!\?)'(.*)(?<!\?)'`, nil, `a'bc?'de'f`, []Match{[]Group{{1, 9}, {2, 8}}}},
@@ -612,6 +625,15 @@ var groupTests = []struct {
{`([\s]*)([\S]*)([\s]*)`, nil, ` testing!1972`, []Match{[]Group{{0, 13}, {0, 1}, {1, 13}, {13, 13}}, []Group{{13, 13}, {13, 13}, {13, 13}, {13, 13}}}},
{`(\s*)(\S*)(\s*)`, nil, ` testing!1972`, []Match{[]Group{{0, 13}, {0, 1}, {1, 13}, {13, 13}}, []Group{{13, 13}, {13, 13}, {13, 13}, {13, 13}}}},
{`(([a-z]+):)?([a-z]+)$`, nil, `smil`, []Match{[]Group{{0, 4}, {-1, -1}, {-1, -1}, {0, 4}}}},
{`(x?)?`, nil, `x`, []Match{[]Group{{0, 1}, {0, 1}}, []Group{{1, 1}, {1, 1}}}},
{`"(?:\\"|[^"])*"`, nil, `"\""`, []Match{[]Group{{0, 4}}}},
{`^((a)c)?(ab)$`, nil, `ab`, []Match{[]Group{{0, 2}, {-1, -1}, {-1, -1}, {0, 2}}}},
{`^([ab]*)(?=(b)?)c`, nil, `abc`, []Match{[]Group{{0, 3}, {0, 2}}}},
{`^([ab]*)(?!(b))c`, nil, `abc`, []Match{[]Group{{0, 3}, {0, 2}}}},
{`^([ab]*)(?<!(a))c`, nil, `abc`, []Match{[]Group{{0, 3}, {0, 2}}}},
}
func TestFindAllMatches(t *testing.T) {