blob: 9215b95fa4ca95913b6a8146ac9e9935bfc4d64a [file] [log] [blame]
// $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 (
"fmt";
"os";
"utf8";
)
func main() {
s := "\000\123\x00\xca\xFE\u0123\ubabe\U0000babe\U0010FFFFx";
expect := []int{ 0, 0123, 0, 0xFFFD, 0xFFFD, 0x123, 0xbabe, 0xbabe, 0x10FFFF, 'x' };
offset := 0;
var i, c int;
ok := true;
cnum := 0;
for i, c = range s {
rune, size := utf8.DecodeRuneInString(s[i:len(s)]); // check it another way
if i != offset {
fmt.Printf("unexpected offset %d not %d\n", i, offset);
ok = false;
}
if rune != expect[cnum] {
fmt.Printf("unexpected rune %d from DecodeRuneInString: %x not %x\n", i, rune, expect[cnum]);
ok = false;
}
if c != expect[cnum] {
fmt.Printf("unexpected rune %d from range: %x not %x\n", i, rune, expect[cnum]);
ok = false;
}
offset += size;
cnum++;
}
if i != len(s)-1 {
fmt.Println("after loop i is", i, "not", len(s)-1);
ok = false;
}
i = 12345;
c = 23456;
for i, c = range "" {
}
if i != 12345 {
fmt.Println("range empty string assigned to index:", i);
ok = false;
}
if c != 23456 {
fmt.Println("range empty string assigned to value:", c);
ok = false;
}
if !ok {
fmt.Println("BUG: stringrange");
os.Exit(1)
}
}