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53 lines
1.8 KiB
Go
53 lines
1.8 KiB
Go
package algo
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import (
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"strings"
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"testing"
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)
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func assertMatch(t *testing.T, fun func(bool, *[]rune, []rune) (int, int), caseSensitive bool, input string, pattern string, sidx int, eidx int) {
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if !caseSensitive {
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pattern = strings.ToLower(pattern)
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}
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runes := []rune(input)
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s, e := fun(caseSensitive, &runes, []rune(pattern))
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if s != sidx {
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t.Errorf("Invalid start index: %d (expected: %d, %s / %s)", s, sidx, input, pattern)
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}
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if e != eidx {
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t.Errorf("Invalid end index: %d (expected: %d, %s / %s)", e, eidx, input, pattern)
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}
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}
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func TestFuzzyMatch(t *testing.T) {
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assertMatch(t, FuzzyMatch, false, "fooBarbaz", "oBZ", 2, 9)
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assertMatch(t, FuzzyMatch, true, "fooBarbaz", "oBZ", -1, -1)
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assertMatch(t, FuzzyMatch, true, "fooBarbaz", "oBz", 2, 9)
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assertMatch(t, FuzzyMatch, true, "fooBarbaz", "fooBarbazz", -1, -1)
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}
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func TestExactMatchNaive(t *testing.T) {
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assertMatch(t, ExactMatchNaive, false, "fooBarbaz", "oBA", 2, 5)
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assertMatch(t, ExactMatchNaive, true, "fooBarbaz", "oBA", -1, -1)
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assertMatch(t, ExactMatchNaive, true, "fooBarbaz", "fooBarbazz", -1, -1)
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}
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func TestPrefixMatch(t *testing.T) {
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assertMatch(t, PrefixMatch, false, "fooBarbaz", "Foo", 0, 3)
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assertMatch(t, PrefixMatch, true, "fooBarbaz", "Foo", -1, -1)
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assertMatch(t, PrefixMatch, false, "fooBarbaz", "baz", -1, -1)
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}
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func TestSuffixMatch(t *testing.T) {
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assertMatch(t, SuffixMatch, false, "fooBarbaz", "Foo", -1, -1)
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assertMatch(t, SuffixMatch, false, "fooBarbaz", "baz", 6, 9)
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assertMatch(t, SuffixMatch, true, "fooBarbaz", "Baz", -1, -1)
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}
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func TestEmptyPattern(t *testing.T) {
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assertMatch(t, FuzzyMatch, true, "foobar", "", 0, 0)
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assertMatch(t, ExactMatchNaive, true, "foobar", "", 0, 0)
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assertMatch(t, PrefixMatch, true, "foobar", "", 0, 0)
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assertMatch(t, SuffixMatch, true, "foobar", "", 6, 6)
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}
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