mirror of https://github.com/gobwas/glob.git
91 lines
1.5 KiB
Go
91 lines
1.5 KiB
Go
package match
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import (
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"reflect"
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"testing"
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"unicode/utf8"
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)
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var bench_separators = []rune{'.'}
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const bench_pattern = "abcdefghijklmnopqrstuvwxyz0123456789"
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func TestAppendMerge(t *testing.T) {
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for id, test := range []struct {
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segments [2][]int
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exp []int
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}{
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{
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[2][]int{
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[]int{0, 6, 7},
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[]int{0, 1, 3},
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},
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[]int{0, 1, 3, 6, 7},
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},
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{
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[2][]int{
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[]int{0, 1, 3, 6, 7},
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[]int{0, 1, 10},
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},
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[]int{0, 1, 3, 6, 7, 10},
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},
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} {
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act := appendMerge(test.segments[0], test.segments[1])
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if !reflect.DeepEqual(act, test.exp) {
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t.Errorf("#%d merge sort segments unexpected:\nact: %v\nexp:%v", id, act, test.exp)
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continue
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}
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}
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}
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func BenchmarkAppendMerge(b *testing.B) {
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s1 := []int{0, 1, 3, 6, 7}
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s2 := []int{0, 1, 3}
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for i := 0; i < b.N; i++ {
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appendMerge(s1, s2)
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}
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}
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func BenchmarkAppendMergeParallel(b *testing.B) {
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s1 := []int{0, 1, 3, 6, 7}
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s2 := []int{0, 1, 3}
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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appendMerge(s1, s2)
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}
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})
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}
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func BenchmarkReverse(b *testing.B) {
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for i := 0; i < b.N; i++ {
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reverseSegments([]int{1, 2, 3, 4})
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}
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}
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func getTable() []int {
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table := make([]int, utf8.MaxRune+1)
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for i := 0; i <= utf8.MaxRune; i++ {
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table[i] = utf8.RuneLen(rune(i))
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}
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return table
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}
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var table = getTable()
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const runeToLen = 'q'
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func BenchmarkRuneLenFromTable(b *testing.B) {
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for i := 0; i < b.N; i++ {
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_ = table[runeToLen]
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}
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}
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func BenchmarkRuneLenFromUTF8(b *testing.B) {
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for i := 0; i < b.N; i++ {
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_ = utf8.RuneLen(runeToLen)
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}
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}
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