mirror of
https://github.com/golang/go
synced 2024-11-11 20:20:23 -07:00
54ec719391
add test for string range. test has minor failure: after loop the index == len(s); should be len(s)-1 in this case. according to spec, vars are left at position at last iteration. R=ken,rsc DELTA=259 (161 added, 96 deleted, 2 changed) OCL=27343 CL=27343
48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
// $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";
|
|
"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' };
|
|
var rune, size int;
|
|
offset := 0;
|
|
var i, c int;
|
|
ok := true;
|
|
cnum := 0;
|
|
for i, c = range s {
|
|
rune, size := utf8.DecodeRuneInString(s, i); // 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;
|
|
}
|
|
if !ok {
|
|
fmt.Println("FAIL");
|
|
sys.Exit(1)
|
|
}
|
|
}
|