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 8148624 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 volatile boolean ended = false; end()37 public void end() { 38 ended = true; 39 super.end(); 40 } 41 } 42 realMain(String[] args)43 public static void realMain(String[] args) throws Throwable { 44 final MyInflater inf = new MyInflater(); 45 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 46 InflaterOutputStream ios = null; 47 byte[] b = new byte[512]; 48 49 // Check construction 50 // 51 try { 52 ios = new InflaterOutputStream(null); 53 fail(); 54 } catch (NullPointerException ex) { 55 pass(); 56 } 57 58 try { 59 ios = new InflaterOutputStream(baos, null); 60 fail(); 61 } catch (NullPointerException ex) { 62 pass(); 63 } 64 65 try { 66 ios = new InflaterOutputStream(baos, inf, 0); 67 fail(); 68 } catch (IllegalArgumentException ex) { 69 pass(); 70 } 71 72 // Check sanity checks in write methods 73 // 74 ios = new InflaterOutputStream(baos, inf); 75 76 try { 77 ios.write(null, 5, 2); 78 fail(); 79 } catch (NullPointerException ex) { 80 pass(); 81 } 82 83 try { 84 ios.write(b, -1, 0); 85 fail(); 86 } catch (IndexOutOfBoundsException ex) { 87 pass(); 88 } 89 90 try { 91 ios.write(b, 0, -1); 92 fail(); 93 } catch (IndexOutOfBoundsException ex) { 94 pass(); 95 } 96 97 try { 98 ios.write(b, 0, 600); 99 fail(); 100 } catch (IndexOutOfBoundsException ex) { 101 pass(); 102 } 103 104 ios.flush(); 105 check(!inf.ended); 106 ios.flush(); 107 check(!inf.ended); 108 ios.finish(); 109 check(!inf.ended); 110 ios.close(); 111 check(!inf.ended); 112 try { 113 ios.finish(); 114 fail(); 115 } catch (IOException ex) { 116 pass(); 117 } 118 try { 119 ios.write(13); 120 fail(); 121 } catch (IOException ex) { 122 pass(); 123 } 124 125 ios = new InflaterOutputStream(baos); 126 ios.flush(); 127 ios.finish(); 128 ios.close(); 129 try { 130 ios.flush(); 131 } catch (IOException ex) { 132 pass(); 133 } 134 java.lang.ref.Reference.reachabilityFence(inf); 135 } 136 137 //--------------------- Infrastructure --------------------------- 138 static volatile int passed = 0, failed = 0; pass()139 static void pass() {passed++;} fail()140 static void fail() {failed++; Thread.dumpStack();} fail(String msg)141 static void fail(String msg) {System.out.println(msg); fail();} unexpected(Throwable t)142 static void unexpected(Throwable t) {failed++; t.printStackTrace();} check(boolean cond)143 static void check(boolean cond) {if (cond) pass(); else fail();} equal(Object x, Object y)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);} main(String[] args)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 } 152