mirror of
https://github.com/golang/go
synced 2024-11-13 17:50:23 -07:00
5f5dcfbc15
- remove use of implicit string concatenation - these appear to be the only files correctly compiling under test that used implicit string concatenation R=rsc https://golang.org/cl/172043
91 lines
2.0 KiB
Go
91 lines
2.0 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 "os"
|
|
|
|
var ecode int
|
|
|
|
func assert(a, b, c string) {
|
|
if a != b {
|
|
ecode = 1;
|
|
print("FAIL: ", c, ": ", a, "!=", b, "\n");
|
|
var max int = len(a);
|
|
if len(b) > max {
|
|
max = len(b)
|
|
}
|
|
for i := 0; i < max; i++ {
|
|
ac := 0;
|
|
bc := 0;
|
|
if i < len(a) {
|
|
ac = int(a[i])
|
|
}
|
|
if i < len(b) {
|
|
bc = int(b[i])
|
|
}
|
|
if ac != bc {
|
|
print("\ta[", i, "] = ", ac, "; b[", i, "] =", bc, "\n")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func main() {
|
|
ecode = 0;
|
|
s :=
|
|
"" +
|
|
" " +
|
|
"'`" +
|
|
"a" +
|
|
"ä" +
|
|
"本" +
|
|
"\a\b\f\n\r\t\v\\\"" +
|
|
"\000\123\x00\xca\xFE\u0123\ubabe\U0000babe" +
|
|
|
|
`` +
|
|
` ` +
|
|
`'"` +
|
|
`a` +
|
|
`ä` +
|
|
`本` +
|
|
`\a\b\f\n\r\t\v\\\'` +
|
|
`\000\123\x00\xca\xFE\u0123\ubabe\U0000babe` +
|
|
`\x\u\U\`;
|
|
|
|
assert("", ``, "empty");
|
|
assert(" ", " ", "blank");
|
|
assert("\x61", "a", "lowercase a");
|
|
assert("\x61", `a`, "lowercase a (backquote)");
|
|
assert("\u00e4", "ä", "a umlaut");
|
|
assert("\u00e4", `ä`, "a umlaut (backquote)");
|
|
assert("\u672c", "本", "nihon");
|
|
assert("\u672c", `本`, "nihon (backquote)");
|
|
assert("\x07\x08\x0c\x0a\x0d\x09\x0b\x5c\x22",
|
|
"\a\b\f\n\r\t\v\\\"",
|
|
"backslashes");
|
|
assert("\\a\\b\\f\\n\\r\\t\\v\\\\\\\"",
|
|
`\a\b\f\n\r\t\v\\\"`,
|
|
"backslashes (backquote)");
|
|
assert("\x00\x53\000\xca\376S몾몾",
|
|
"\000\123\x00\312\xFE\u0053\ubabe\U0000babe",
|
|
"backslashes 2");
|
|
assert("\\000\\123\\x00\\312\\xFE\\u0123\\ubabe\\U0000babe",
|
|
`\000\123\x00\312\xFE\u0123\ubabe\U0000babe`,
|
|
"backslashes 2 (backquote)");
|
|
assert("\\x\\u\\U\\", `\x\u\U\`, "backslash 3 (backquote)");
|
|
|
|
// test large runes. perhaps not the most logical place for this test.
|
|
var r int32;
|
|
r = 0x10ffff; // largest rune value
|
|
s = string(r);
|
|
assert(s, "\xf4\x8f\xbf\xbf", "largest rune");
|
|
r = 0x10ffff + 1;
|
|
s = string(r);
|
|
assert(s, "\xef\xbf\xbd", "too-large rune");
|
|
os.Exit(ecode);
|
|
}
|