1cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath/* 2cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * Licensed to the Apache Software Foundation (ASF) under one or more 3cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * contributor license agreements. See the NOTICE file distributed with 4cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * this work for additional information regarding copyright ownership. 5cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * The ASF licenses this file to You under the Apache License, Version 2.0 6cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * (the "License"); you may not use this file except in compliance with 7cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * the License. You may obtain a copy of the License at 8cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * 9cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * http://www.apache.org/licenses/LICENSE-2.0 10cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * 11cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * Unless required by applicable law or agreed to in writing, software 12cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * distributed under the License is distributed on an "AS IS" BASIS, 13cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * See the License for the specific language governing permissions and 15cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * limitations under the License. 16cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 17cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 18ab762bb740405d0fefcccf4a0899a234f995be13Narayan Kamathpackage org.apache.harmony.tests.java.io; 19cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 20cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamathimport java.io.BufferedWriter; 21cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamathimport java.io.ByteArrayOutputStream; 22cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamathimport java.io.IOException; 23cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamathimport java.io.OutputStreamWriter; 24cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamathimport java.io.Writer; 25cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 26cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamathimport tests.support.Support_StringWriter; 27cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 28cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamathpublic class BufferedWriterTest extends junit.framework.TestCase { 29cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 30cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath BufferedWriter bw; 31cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 32cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath Support_StringWriter sw; 33cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 34cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public String testString = "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_java_io_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"; 35cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 36cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 37cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#BufferedWriter(java.io.Writer) 38cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 39cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_ConstructorLjava_io_Writer() { 40cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath sw = new Support_StringWriter(); 41cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw = new BufferedWriter(sw); 42cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath sw.write("Hi"); 43cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertEquals("Constructor failed", "Hi", sw.toString()); 44cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 45cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 46cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 47cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#BufferedWriter(java.io.Writer, int) 48cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 49cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_ConstructorLjava_io_WriterI() { 50cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertTrue("Used in tests", true); 51cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 52cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 53cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath private static class MockWriter extends Writer { 54cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath StringBuffer sb = new StringBuffer(); 55cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath boolean flushCalled = false; 56cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 57cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void write(char[] buf, int off, int len) throws IOException { 58cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath for (int i = off; i < off + len; i++) { 59cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath sb.append(buf[i]); 60cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 61cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 62cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 63cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void close() throws IOException { 64cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // Empty 65cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 66cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 67cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void flush() throws IOException { 68cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath flushCalled = true; 69cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 70cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 71cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public String getWritten() { 72cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath return sb.toString(); 73cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 74cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 75cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public boolean isFlushCalled() { 76cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath return flushCalled; 77cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 78cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 79cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 80cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 81cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#close() 82cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 83cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_close() throws IOException { 84cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 85cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.close(); 86cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.write(testString); 87cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("Writing to a closed stream should throw IOException"); 88cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (IOException e) { 89cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // Expected 90cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 91cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertTrue("Write after close", !sw.toString().equals(testString)); 92cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 93cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // Regression test for HARMONY-4178 94cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath MockWriter mw = new MockWriter(); 95cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath BufferedWriter bw = new BufferedWriter(mw); 96cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.write('a'); 97cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.close(); 98cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 99cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // flush should not be called on underlying stream 100cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertFalse("Flush was called in the underlying stream", mw 101cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath .isFlushCalled()); 102cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 103cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // on the other hand the BufferedWriter itself should flush the 104cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // buffer 105cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertEquals("BufferdWriter do not flush itself before close", "a", mw 106cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath .getWritten()); 107cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 108cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 109cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 110cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * @throws IOException 111cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#close() 112cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 113cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_close2() throws IOException { 114cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new ByteArrayOutputStream())); 115cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.close(); 116cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 117cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 118cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 119cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#flush() 120cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 121cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_flush() throws Exception { 122cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.write("This should not cause a flush"); 123cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertTrue("Bytes written without flush", sw.toString().equals("")); 124cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.flush(); 125cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertEquals("Bytes not flushed", "This should not cause a flush", sw 126cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath .toString()); 127cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 128cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 129cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 130cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#newLine() 131cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 132cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_newLine() throws Exception { 133cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath String separator = System.getProperty("line.separator"); 134cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.write("Hello"); 135cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.newLine(); 136cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.write("World"); 137cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.flush(); 138cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertTrue("Incorrect string written: " + sw.toString(), sw.toString() 139cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath .equals("Hello" + separator + "World")); 140cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 141cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 142cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 143cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#write(char[], int, int) 144cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 145cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_write$CII() throws Exception { 146cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath char[] testCharArray = testString.toCharArray(); 147cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.write(testCharArray, 500, 1000); 148cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.flush(); 149cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertTrue("Incorrect string written", sw.toString().equals( 150cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath testString.substring(500, 1500))); 151cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 152cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 153cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 154cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#write(char[], int, int) 155cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 156cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_write_$CII_Exception() throws IOException { 157cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath BufferedWriter bWriter = new BufferedWriter(sw); 158cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath char[] nullCharArray = null; 159cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 160cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 161cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(nullCharArray, -1, -1); 162cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw IndexOutOfBoundsException"); 163cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (NullPointerException expected) { 164cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (IndexOutOfBoundsException expected) { 165cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 166cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 167cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 168cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(nullCharArray, -1, 0); 169cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail(); 170cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (NullPointerException expected) { 171cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (IndexOutOfBoundsException expected) { 172cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 173cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 174cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 175cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(nullCharArray, 0, -1); 176cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw NullPointerException"); 177cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (NullPointerException e) { 178cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 179cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 180cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 181cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 182cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(nullCharArray, 0, 0); 183cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw NullPointerException"); 184cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (NullPointerException e) { 185cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 186cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 187cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 188cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath char[] testCharArray = testString.toCharArray(); 189cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 190cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(testCharArray, 0, 0); 191cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 192cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(testCharArray, testCharArray.length, 0); 193cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 194cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 195cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(testCharArray, testCharArray.length + 1, 0); 196cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw IndexOutOfBoundsException"); 197cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (IndexOutOfBoundsException e) { 198cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 199cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 200cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 201cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.close(); 202cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 203cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 204cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(nullCharArray, -1, -1); 205cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw IOException"); 206cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (IOException e) { 207cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 208cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 209cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 210cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 211cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 212cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#write(int) 213cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 214cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_writeI() throws Exception { 215cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.write('T'); 216cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertTrue("Char written without flush", sw.toString().equals("")); 217cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.flush(); 218cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertEquals("Incorrect char written", "T", sw.toString()); 219cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 220cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 221cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 222cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#write(java.lang.String, int, int) 223cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 224cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_writeLjava_lang_StringII() throws Exception { 225cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.write(testString); 226cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.flush(); 227cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath assertTrue("Incorrect string written", sw.toString().equals(testString)); 228cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 229cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 230cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 231cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * java.io.BufferedWriter#write(java.lang.String, int, int) 232cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 233cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath public void test_write_LStringII_Exception() throws IOException { 234cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath BufferedWriter bWriter = new BufferedWriter(sw); 235cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 236cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write((String) null, -1, -1); 237cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write((String) null, -1, 0); 238cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write((String) null, 0, -1); 239cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write((String) null, 0, 0); 240cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 241cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 242cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write((String) null, -1, 1); 243cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw NullPointerException"); 244cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (NullPointerException e) { 245cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 246cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 247cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 248cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(testString, 0, 0); 249cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(testString, testString.length(), 0); 250cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(testString, testString.length() + 1, 0); 251cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 252cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 253cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(testString, testString.length() + 1, 1); 254cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw StringIndexOutOfBoundsException"); 255cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (StringIndexOutOfBoundsException e) { 256cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 257cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 258cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 259cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.close(); 260cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 261cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 262cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write((String) null, -1, -1); 263cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw IOException"); 264cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (IOException e) { 265cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 266cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 267cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 268cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 269cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write((String) null, -1, 1); 270cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw IOException"); 271cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (IOException e) { 272cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 273cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 274cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 275cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 276cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bWriter.write(testString, -1, -1); 277cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath fail("should throw IOException"); 278cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (IOException e) { 279cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath // expected 280cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 281cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 282cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 283cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 284cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * Sets up the fixture, for example, open a network connection. This method 285cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * is called before a test is executed. 286cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 287cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath protected void setUp() { 288cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath sw = new Support_StringWriter(); 289cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw = new BufferedWriter(sw, 500); 290cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 291cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath 292cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath /** 293cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * Tears down the fixture, for example, close a network connection. This 294cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath * method is called after a test is executed. 295cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath */ 296cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath protected void tearDown() { 297cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath try { 298cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath bw.close(); 299cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } catch (Exception e) { 300cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 301cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath } 302cb318c6f4fe5b0e20099fa85f1b95ccb2d24119fNarayan Kamath} 303