01: /***
02: * Retrotranslator: a Java bytecode transformer that translates Java classes
03: * compiled with JDK 5.0 into classes that can be run on JVM 1.4.
04: *
05: * Copyright (c) 2005 - 2008 Taras Puchko
06: * All rights reserved.
07: *
08: * Redistribution and use in source and binary forms, with or without
09: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. Neither the name of the copyright holders nor the names of its
17: * contributors may be used to endorse or promote products derived from
18: * this software without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30: * THE POSSIBILITY OF SUCH DAMAGE.
31: */package net.sf.retrotranslator.runtime.java.lang;
32:
33: import java.io.*;
34: import java.nio.CharBuffer;
35: import java.util.*;
36: import junit.framework.TestCase;
37:
38: /**
39: * @author Taras Puchko
40: */
41: public class _AppendableTestCase extends TestCase {
42:
43: private static class AppendableWrapper implements Appendable {
44:
45: private Appendable appendable;
46:
47: public AppendableWrapper(Appendable appendable) {
48: this .appendable = appendable;
49: }
50:
51: public Appendable append(CharSequence csq) throws IOException {
52: appendable.append(csq);
53: return this ;
54: }
55:
56: public Appendable append(CharSequence csq, int start, int end)
57: throws IOException {
58: appendable.append(csq, start, end);
59: return this ;
60: }
61:
62: public Appendable append(char c) throws IOException {
63: appendable.append(c);
64: return this ;
65: }
66:
67: public String toString() {
68: return appendable.toString();
69: }
70: }
71:
72: public void testAppend() throws Exception {
73: ByteArrayOutputStream out = new ByteArrayOutputStream();
74: List<Appendable> list = Arrays.asList(new StringBuffer(),
75: new PrintStream(out), new StringWriter(),
76: new AppendableWrapper(new StringBuffer()));
77: for (Appendable appendable : list) {
78: assertSame(appendable, appendable.append("abc").append(
79: "xyz", 1, 2).append('0'));
80: String s = appendable instanceof PrintStream ? out
81: .toString() : appendable.toString();
82: assertEquals("abcy0", s);
83: }
84: }
85: }
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