1/* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package libcore.java.io; 19 20import java.io.ByteArrayInputStream; 21import java.io.ByteArrayOutputStream; 22import java.io.FilterOutputStream; 23import java.io.IOException; 24import tests.support.Support_OutputStream; 25 26public class OldFilterOutputStreamTest extends junit.framework.TestCase { 27 28 private java.io.FilterOutputStream os; 29 30 java.io.ByteArrayOutputStream bos; 31 32 java.io.ByteArrayInputStream bis; 33 34 byte[] ibuf = new byte[4096]; 35 36 private final String fileString = "Test_All_Tests\nTest_java_io_BufferedInputStream\nTest_java_io_BufferedOutputStream\nTest_java_io_ByteArrayInputStream\nTest_java_io_ByteArrayOutputStream\nTest_java_io_DataInputStream\nTest_java_io_File\nTest_java_io_FileDescriptor\nTest_java_io_FileInputStream\nTest_java_io_FileNotFoundException\nTest_java_io_FileOutputStream\nTest_java_io_FilterInputStream\nTest_FilterOutputStream\nTest_java_io_InputStream\nTest_java_io_IOException\nTest_java_io_OutputStream\nTest_java_io_PrintStream\nTest_java_io_RandomAccessFile\nTest_java_io_SyncFailedException\nTest_java_lang_AbstractMethodError\nTest_java_lang_ArithmeticException\nTest_java_lang_ArrayIndexOutOfBoundsException\nTest_java_lang_ArrayStoreException\nTest_java_lang_Boolean\nTest_java_lang_Byte\nTest_java_lang_Character\nTest_java_lang_Class\nTest_java_lang_ClassCastException\nTest_java_lang_ClassCircularityError\nTest_java_lang_ClassFormatError\nTest_java_lang_ClassLoader\nTest_java_lang_ClassNotFoundException\nTest_java_lang_CloneNotSupportedException\nTest_java_lang_Double\nTest_java_lang_Error\nTest_java_lang_Exception\nTest_java_lang_ExceptionInInitializerError\nTest_java_lang_Float\nTest_java_lang_IllegalAccessError\nTest_java_lang_IllegalAccessException\nTest_java_lang_IllegalArgumentException\nTest_java_lang_IllegalMonitorStateException\nTest_java_lang_IllegalThreadStateException\nTest_java_lang_IncompatibleClassChangeError\nTest_java_lang_IndexOutOfBoundsException\nTest_java_lang_InstantiationError\nTest_java_lang_InstantiationException\nTest_java_lang_Integer\nTest_java_lang_InternalError\nTest_java_lang_InterruptedException\nTest_java_lang_LinkageError\nTest_java_lang_Long\nTest_java_lang_Math\nTest_java_lang_NegativeArraySizeException\nTest_java_lang_NoClassDefFoundError\nTest_java_lang_NoSuchFieldError\nTest_java_lang_NoSuchMethodError\nTest_java_lang_NullPointerException\nTest_java_lang_Number\nTest_java_lang_NumberFormatException\nTest_java_lang_Object\nTest_java_lang_OutOfMemoryError\nTest_java_lang_RuntimeException\nTest_java_lang_SecurityManager\nTest_java_lang_Short\nTest_java_lang_StackOverflowError\nTest_java_lang_String\nTest_java_lang_StringBuffer\nTest_java_lang_StringIndexOutOfBoundsException\nTest_java_lang_System\nTest_java_lang_Thread\nTest_java_lang_ThreadDeath\nTest_java_lang_ThreadGroup\nTest_java_lang_Throwable\nTest_java_lang_UnknownError\nTest_java_lang_UnsatisfiedLinkError\nTest_java_lang_VerifyError\nTest_java_lang_VirtualMachineError\nTest_java_lang_vm_Image\nTest_java_lang_vm_MemorySegment\nTest_java_lang_vm_ROMStoreException\nTest_java_lang_vm_VM\nTest_java_lang_Void\nTest_java_net_BindException\nTest_java_net_ConnectException\nTest_java_net_DatagramPacket\nTest_java_net_DatagramSocket\nTest_java_net_DatagramSocketImpl\nTest_java_net_InetAddress\nTest_java_net_NoRouteToHostException\nTest_java_net_PlainDatagramSocketImpl\nTest_java_net_PlainSocketImpl\nTest_java_net_Socket\nTest_java_net_SocketException\nTest_java_net_SocketImpl\nTest_java_net_SocketInputStream\nTest_java_net_SocketOutputStream\nTest_java_net_UnknownHostException\nTest_java_util_ArrayEnumerator\nTest_java_util_Date\nTest_java_util_EventObject\nTest_java_util_HashEnumerator\nTest_java_util_Hashtable\nTest_java_util_Properties\nTest_java_util_ResourceBundle\nTest_java_util_tm\nTest_java_util_Vector\n"; 37 38 private final int testLength = fileString.length(); 39 40 41 public void test_ConstructorLjava_io_OutputStream() { 42 // Test for method java.io.FilterOutputStream(java.io.OutputStream) 43 try { 44 bos = new ByteArrayOutputStream(); 45 os = new FilterOutputStream(bos); 46 os.write('t'); 47 } catch (java.io.IOException e) { 48 fail("Constructor test failed : " + e.getMessage()); 49 } 50 } 51 52 public void test_close() throws IOException { 53 Support_OutputStream sos = new Support_OutputStream(); 54 os = new FilterOutputStream(sos); 55 os.close(); 56 57 try { 58 os.write(42); 59 } catch (java.io.IOException e) { 60 fail("Test 1: Unexpected IOException."); 61 } 62 63 sos.setThrowsException(true); 64 try { 65 os.write(42); 66 fail("Test 2: IOException expected."); 67 } catch (java.io.IOException e) { 68 // Expected. 69 } 70 71 os = new FilterOutputStream(sos); 72 try { 73 os.close(); 74 fail("Test 3: IOException expected."); 75 } catch (IOException e) { 76 // Expected. 77 } 78 } 79 80 public void test_flush() throws IOException { 81 Support_OutputStream sos = new Support_OutputStream(550); 82 os = new FilterOutputStream(sos); 83 os.write(fileString.getBytes(), 0, 500); 84 os.flush(); 85 assertEquals("Test 1: Bytes not written after flush;", 86 500, sos.size()); 87 88 sos.setThrowsException(true); 89 try { 90 os.flush(); 91 fail("Test 2: IOException expected."); 92 } catch (IOException e) { 93 // Expected. 94 } 95 sos.setThrowsException(false); 96 } 97 98 public void test_write$B() throws IOException { 99 Support_OutputStream sos = new Support_OutputStream(testLength); 100 os = new FilterOutputStream(sos); 101 os.write(fileString.getBytes()); 102 103 bis = new ByteArrayInputStream(sos.toByteArray()); 104 assertTrue("Test 1: Bytes have not been written.", 105 bis.available() == testLength); 106 byte[] wbytes = new byte[testLength]; 107 bis.read(wbytes, 0, testLength); 108 assertTrue("Test 2: Incorrect bytes written or read.", 109 fileString.equals(new String(wbytes))); 110 111 try { 112 // Support_OutputStream throws an IOException if the internal 113 // buffer is full, which it should be now. 114 os.write(42); 115 fail("Test 2: IOException expected."); 116 } catch (IOException e) { 117 // Expected. 118 } 119 } 120 121 public void test_write$BII() throws IOException { 122 Support_OutputStream sos = new Support_OutputStream(testLength); 123 os = new FilterOutputStream(sos); 124 os.write(fileString.getBytes(), 10, testLength - 10); 125 126 bis = new ByteArrayInputStream(sos.toByteArray()); 127 assertTrue("Test 1: Bytes have not been written.", 128 bis.available() == testLength - 10); 129 byte[] wbytes = new byte[testLength - 10]; 130 bis.read(wbytes); 131 assertTrue("Test 2: Incorrect bytes written or read.", 132 fileString.substring(10).equals(new String(wbytes))); 133 134 try { 135 // Support_OutputStream throws an IOException if the internal 136 // buffer is full, which it should be eventually. 137 os.write(fileString.getBytes()); 138 fail("Test 2: IOException expected."); 139 } catch (IOException e) { 140 // Expected. 141 } 142 } 143 144 public void test_write$BII_Exception() throws IOException { 145 Support_OutputStream sos = new Support_OutputStream(testLength); 146 os = new FilterOutputStream(sos); 147 byte[] buf = new byte[10]; 148 149 try { 150 os.write(buf, -1, 1); 151 fail("IndexOutOfBoundsException expected."); 152 } catch (IndexOutOfBoundsException e) { 153 // Expected. 154 } 155 156 try { 157 os.write(buf, 0, -1); 158 fail("IndexOutOfBoundsException expected."); 159 } catch (IndexOutOfBoundsException e) { 160 // Expected. 161 } 162 163 try { 164 os.write(buf, 10, 1); 165 fail("IndexOutOfBoundsException expected."); 166 } catch (IndexOutOfBoundsException e) { 167 // Expected. 168 } 169 } 170 171 public void test_writeI() throws IOException { 172 Support_OutputStream sos = new Support_OutputStream(1); 173 os = new FilterOutputStream(sos); 174 os.write(42); 175 176 bis = new ByteArrayInputStream(sos.toByteArray()); 177 assertTrue("Test 1: Byte has not been written.", 178 bis.available() == 1); 179 assertEquals("Test 2: Incorrect byte written or read;", 180 42, bis.read()); 181 182 try { 183 // Support_OutputStream throws an IOException if the internal 184 // buffer is full, which it should be now. 185 os.write(42); 186 fail("Test 2: IOException expected."); 187 } catch (IOException e) { 188 // Expected. 189 } 190 } 191 192 protected void tearDown() { 193 try { 194 if (bos != null) 195 bos.close(); 196 if (bis != null) 197 bis.close(); 198 if (os != null) 199 os.close(); 200 } catch (Exception e) { 201 } 202 } 203} 204