1 /*
2 * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /**
25 * @test
26 * @bug 4679743
27 * @summary Test parts of InflaterOutputStream code that don't really do I/O.
28 */
29
30 import java.io.*;
31 import java.util.zip.*;
32
33 public class ConstructInflaterOutput {
34
35 static class MyInflater extends Inflater {
36 private boolean ended = false;
37 boolean getEnded() { return ended; }
38 public void end() {
39 fail("MyInflater had end() called");
40 super.end();
41 }
42 }
43
44 public static void realMain(String[] args) throws Throwable {
45 ByteArrayOutputStream baos = new ByteArrayOutputStream();
46 MyInflater inf = new MyInflater();
47 InflaterOutputStream ios = null;
48 byte[] b = new byte[512];
49
50 // Check construction
51 //
52 try {
53 ios = new InflaterOutputStream(null);
54 fail();
55 } catch (NullPointerException ex) {
56 pass();
57 }
58
59 try {
60 ios = new InflaterOutputStream(baos, null);
61 fail();
62 } catch (NullPointerException ex) {
63 pass();
64 }
65
66 try {
67 ios = new InflaterOutputStream(baos, inf, 0);
68 fail();
69 } catch (IllegalArgumentException ex) {
70 pass();
71 }
72
73 // Check sanity checks in write methods
74 //
75 ios = new InflaterOutputStream(baos, inf);
76
77 try {
78 ios.write(null, 5, 2);
79 fail();
80 } catch (NullPointerException ex) {
81 pass();
82 }
83
84 try {
85 ios.write(b, -1, 0);
86 fail();
87 } catch (IndexOutOfBoundsException ex) {
88 pass();
89 }
90
91 try {
92 ios.write(b, 0, -1);
93 fail();
94 } catch (IndexOutOfBoundsException ex) {
95 pass();
96 }
97
98 try {
99 ios.write(b, 0, 600);
100 fail();
101 } catch (IndexOutOfBoundsException ex) {
102 pass();
103 }
104
105 ios.flush();
106 check(!inf.getEnded());
107 ios.flush();
108 check(!inf.getEnded());
109 ios.finish();
110 check(!inf.getEnded());
111 ios.close();
112 check(!inf.getEnded());
113 try {
114 ios.finish();
115 fail();
116 } catch (IOException ex) {
117 pass();
118 }
119 try {
120 ios.write(13);
121 fail();
122 } catch (IOException ex) {
123 pass();
124 }
125
126 ios = new InflaterOutputStream(baos);
127 ios.flush();
128 ios.finish();
129 ios.close();
130 try {
131 ios.flush();
132 } catch (IOException ex) {
133 pass();
134 }
135 }
136
137 //--------------------- Infrastructure ---------------------------
138 static volatile int passed = 0, failed = 0;
139 static void pass() {passed++;}
140 static void fail() {failed++; Thread.dumpStack();}
141 static void fail(String msg) {System.out.println(msg); fail();}
142 static void unexpected(Throwable t) {failed++; t.printStackTrace();}
143 static void check(boolean cond) {if (cond) pass(); else fail();}
144 static void equal(Object x, Object y) {
145 if (x == null ? y == null : x.equals(y)) pass();
146 else fail(x + " not equal to " + y);}
147 public static void main(String[] args) throws Throwable {
148 try {realMain(args);} catch (Throwable t) {unexpected(t);}
149 System.out.println("\nPassed = " + passed + " failed = " + failed);
150 if (failed > 0) throw new AssertionError("Some tests failed");}
151 }