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// $G $F.go && $L $F.$A && ./$A.out
// Copyright 2009 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 main
import "utf8"
func main() {
var chars [6] int;
chars[0] = 'a';
chars[1] = 'b';
chars[2] = 'c';
chars[3] = '\u65e5';
chars[4] = '\u672c';
chars[5] = '\u8a9e';
s := "";
for i := 0; i < 6; i++ {
s += string(chars[i]);
}
var l = len(s);
for w, i, j := 0,0,0; i < l; i += w {
var r int;
r, w = utf8.DecodeRuneInString(s, i);
if w == 0 { panic("zero width in string") }
if r != chars[j] { panic("wrong value from string") }
j++;
}
// encoded as bytes: 'a' 'b' 'c' e6 97 a5 e6 9c ac e8 aa 9e
const L = 12;
if L != l { panic("wrong length constructing array") }
a := make([]byte, L);
a[0] = 'a';
a[1] = 'b';
a[2] = 'c';
a[3] = 0xe6;
a[4] = 0x97;
a[5] = 0xa5;
a[6] = 0xe6;
a[7] = 0x9c;
a[8] = 0xac;
a[9] = 0xe8;
a[10] = 0xaa;
a[11] = 0x9e;
for w, i, j := 0,0,0; i < L; i += w {
var r int;
r, w = utf8.DecodeRune(a[i:L]);
if w == 0 { panic("zero width in bytes") }
if r != chars[j] { panic("wrong value from bytes") }
j++;
}
}
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