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// Copyright 2016 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 cases
import (
"testing"
"golang.org/x/text/internal/testtext"
)
var foldTestCases = []string{
"βß\u13f8", // "βssᏰ"
"ab\u13fc\uab7aꭰ", // abᏴᎪᎠ
"affifflast", // affifflast
"Iİiı\u0345", // ii̇iıι
"µµΜΜςσΣΣ", // μμμμσσσσ
}
func TestFold(t *testing.T) {
for _, tc := range foldTestCases {
testEntry := func(name string, c Caser, m func(r rune) string) {
want := ""
for _, r := range tc {
want += m(r)
}
if got := c.String(tc); got != want {
t.Errorf("%s(%s) = %+q; want %+q", name, tc, got, want)
}
dst := make([]byte, 256) // big enough to hold any result
src := []byte(tc)
v := testtext.AllocsPerRun(20, func() {
c.Transform(dst, src, true)
})
if v > 0 {
t.Errorf("%s(%s): number of allocs was %f; want 0", name, tc, v)
}
}
testEntry("FullFold", Fold(), func(r rune) string {
return runeFoldData(r).full
})
// TODO:
// testEntry("SimpleFold", Fold(Compact), func(r rune) string {
// return runeFoldData(r).simple
// })
// testEntry("SpecialFold", Fold(Turkic), func(r rune) string {
// return runeFoldData(r).special
// })
}
}
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