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// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package collate_test
import (
"fmt"
"testing"
"golang.org/x/text/collate"
"golang.org/x/text/language"
)
func ExampleCollator_Strings() {
c := collate.New(language.Und)
strings := []string{
"ad",
"ab",
"äb",
"ac",
}
c.SortStrings(strings)
fmt.Println(strings)
// Output: [ab äb ac ad]
}
type sorter []string
func (s sorter) Len() int {
return len(s)
}
func (s sorter) Swap(i, j int) {
s[j], s[i] = s[i], s[j]
}
func (s sorter) Bytes(i int) []byte {
return []byte(s[i])
}
func TestSort(t *testing.T) {
c := collate.New(language.English)
strings := []string{
"bcd",
"abc",
"ddd",
}
c.Sort(sorter(strings))
res := fmt.Sprint(strings)
want := "[abc bcd ddd]"
if res != want {
t.Errorf("found %s; want %s", res, want)
}
}
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