1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
/*
* Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
* @bug 4429227
* @summary Ensure that OutputStreamWriter works on whole multiples
* of its internal buffer size
*/
import java.io.*;
public class WriteLengths {
static PrintStream log = System.err;
static int failures = 0;
static ByteArrayOutputStream bos = new ByteArrayOutputStream(1 << 15);
static void go(int len, String enc) throws Exception {
bos.reset();
OutputStreamWriter osw = new OutputStreamWriter(bos, enc);
char[] cs = new char[len];
osw.write(cs);
osw.close();
byte[] ba = bos.toByteArray();
if (ba.length != len) {
log.println("FAIL: Wrote " + len + ", got " + ba.length
+ "; enc = " + enc);
failures++;
}
}
public static void main(String[] args) throws Exception {
for (int i = 0; i < (1 << 15); i += 1024)
go(i, "us-ascii");
}
}
|
