/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.harmony.tests.java.io; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.InputStreamReader; import java.io.DataInputStream; import java.io.File; import java.io.FileNotFoundException; import java.io.IOException; import java.io.OutputStream; import java.io.PrintStream; import java.io.UnsupportedEncodingException; import java.util.Locale; public class PrintStreamTest extends junit.framework.TestCase { ByteArrayOutputStream bos = new ByteArrayOutputStream(); byte[] ibuf = new byte[4096]; private File testFile = null; private String testFilePath = null; public 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_java_io_FilterOutputStream\nTest_java_io_InputStream\nTest_java_io_IOException\nTest_java_io_OutputStream\nTest_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"; private static class MockPrintStream extends PrintStream { public MockPrintStream(String fileName) throws FileNotFoundException { super(fileName); } public MockPrintStream(String fileName, String csn) throws FileNotFoundException, UnsupportedEncodingException { super(fileName, csn); } public MockPrintStream(OutputStream os) { super(os); } @Override public void clearError() { super.clearError(); } @Override public void setError() { super.setError(); } } /** * {@link java.io.PrintStream#PrintStream(String)} */ public void test_Constructor_Ljava_lang_String() throws IOException { MockPrintStream os = new MockPrintStream(testFilePath); assertNotNull(os); os.close(); } /** * {@link java.io.PrintStream#PrintStream(String, String)} */ public void test_Constructor_Ljava_lang_String_Ljava_lang_String() throws Exception { MockPrintStream os = new MockPrintStream(testFilePath, "utf-8"); assertNotNull(os); os.close(); // Test that a bogus charset is mentioned in the exception try { new PrintStream(testFilePath, "Bogus"); fail("Exception expected"); } catch (UnsupportedEncodingException e) { assertNotNull(e.getMessage()); } } /** * java.io.PrintStream#PrintStream(java.io.OutputStream) */ public void test_ConstructorLjava_io_OutputStream() throws Exception { // Test for method java.io.PrintStream(java.io.OutputStream) PrintStream os = new PrintStream(bos); os.print(2345.76834720202); os.close(); // regression for HARMONY-1195 try { os = new PrintStream(bos, true, null); fail("Should throw NPE"); } catch (NullPointerException e) { } } /** * java.io.PrintStream#PrintStream(java.io.OutputStream, boolean) */ public void test_ConstructorLjava_io_OutputStreamZ() { // Test for method java.io.PrintStream(java.io.OutputStream, boolean) PrintStream os = new PrintStream(bos); os.println(2345.76834720202); os.flush(); assertTrue("Bytes not written", bos.size() > 0); os.close(); } /** * java.io.PrintStream#PrintStream(java.io.OutputStream, boolean, String) */ public void test_ConstructorLjava_io_OutputStreamZLjava_lang_String() { try { new PrintStream(new ByteArrayOutputStream(), false, "%Illegal_name!"); fail("Expected UnsupportedEncodingException"); } catch (UnsupportedEncodingException e) { // expected } } /** * java.io.PrintStream#checkError() */ public void test_checkError() throws Exception { // Test for method boolean java.io.PrintStream.checkError() PrintStream os = new PrintStream(new OutputStream() { public void write(int b) throws IOException { throw new IOException(); } public void write(byte[] b, int o, int l) throws IOException { throw new IOException(); } }); os.print(fileString.substring(0, 501)); assertTrue("Checkerror should return true", os.checkError()); } /** * {@link java.io.PrintStream#clearError()} */ public void test_clearError() throws FileNotFoundException { MockPrintStream os = new MockPrintStream(testFilePath); assertFalse(os.checkError()); os.setError(); assertTrue(os.checkError()); os.clearError(); assertFalse(os.checkError()); os.close(); } /** * java.io.PrintStream#close() */ public void test_close() throws Exception { // Test for method void java.io.PrintStream.close() PrintStream os = new PrintStream(bos); os.close(); bos.close(); } /** * java.io.PrintStream#flush() */ public void test_flush() throws Exception { // Test for method void java.io.PrintStream.flush() PrintStream os = new PrintStream(bos); os.print(fileString.substring(0, 501)); os.flush(); assertEquals("Bytes not written after flush", 501, bos.size()); bos.close(); os.close(); } /** * java.io.PrintStream#print(char[]) */ public void test_print$C() { // Test for method void java.io.PrintStream.print(char []) PrintStream os = new PrintStream(bos, true); try { os.print((char[]) null); fail("NPE expected"); } catch (NullPointerException ok) { } os = new PrintStream(bos, true); char[] sc = new char[4000]; fileString.getChars(0, fileString.length(), sc, 0); os.print(sc); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); os.close(); byte[] rbytes = new byte[4000]; bis.read(rbytes, 0, fileString.length()); assertEquals("Incorrect char[] written", fileString, new String(rbytes, 0, fileString.length())); } /** * java.io.PrintStream#print(char) */ public void test_printC() throws Exception { // Test for method void java.io.PrintStream.print(char) PrintStream os = new PrintStream(bos, true); os.print('t'); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); assertEquals("Incorrect char written", 't', isr.read()); } /** * java.io.PrintStream#print(double) */ public void test_printD() { // Test for method void java.io.PrintStream.print(double) byte[] rbuf = new byte[100]; PrintStream os = new PrintStream(bos, true); os.print(2345.76834720202); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); bis.read(rbuf, 0, 16); assertEquals("Incorrect double written", "2345.76834720202", new String(rbuf, 0, 16)); } /** * java.io.PrintStream#print(float) */ public void test_printF() { // Test for method void java.io.PrintStream.print(float) PrintStream os = new PrintStream(bos, true); byte rbuf[] = new byte[10]; os.print(29.08764f); os.flush(); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); bis.read(rbuf, 0, 8); assertEquals("Incorrect float written", "29.08764", new String(rbuf, 0, 8)); } /** * java.io.PrintStream#print(int) */ public void test_printI() { // Test for method void java.io.PrintStream.print(int) PrintStream os = new PrintStream(bos, true); os.print(768347202); byte[] rbuf = new byte[18]; ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); bis.read(rbuf, 0, 9); assertEquals("Incorrect int written", "768347202", new String(rbuf, 0, 9)); } /** * java.io.PrintStream#print(long) */ public void test_printJ() { // Test for method void java.io.PrintStream.print(long) byte[] rbuf = new byte[100]; PrintStream os = new PrintStream(bos, true); os.print(9875645283333L); os.close(); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); bis.read(rbuf, 0, 13); assertEquals("Incorrect long written", "9875645283333", new String( rbuf, 0, 13)); } /** * java.io.PrintStream#print(java.lang.Object) */ public void test_printLjava_lang_Object() throws Exception { // Test for method void java.io.PrintStream.print(java.lang.Object) PrintStream os = new PrintStream(bos, true); os.print((Object) null); os.flush(); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); byte[] nullbytes = new byte[4]; bis.read(nullbytes, 0, 4); assertEquals("null should be written", "null", new String(nullbytes, 0, 4)); bis.close(); bos.close(); os.close(); ByteArrayOutputStream bos1 = new ByteArrayOutputStream(); os = new PrintStream(bos1, true); os.print(new java.util.Vector()); bis = new ByteArrayInputStream(bos1.toByteArray()); byte[] rbytes = new byte[2]; bis.read(rbytes, 0, 2); assertEquals("Incorrect Object written", "[]", new String(rbytes, 0, 2)); } /** * java.io.PrintStream#print(java.lang.String) */ public void test_printLjava_lang_String() throws Exception { // Test for method void java.io.PrintStream.print(java.lang.String) PrintStream os = new PrintStream(bos, true); os.print((String) null); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); byte[] nullbytes = new byte[4]; bis.read(nullbytes, 0, 4); assertEquals("null should be written", "null", new String(nullbytes, 0, 4)); bis.close(); bos.close(); os.close(); ByteArrayOutputStream bos1 = new ByteArrayOutputStream(); os = new PrintStream(bos1, true); os.print("Hello World"); bis = new ByteArrayInputStream(bos1.toByteArray()); byte rbytes[] = new byte[100]; bis.read(rbytes, 0, 11); assertEquals("Incorrect string written", "Hello World", new String( rbytes, 0, 11)); } /** * java.io.PrintStream#print(boolean) */ public void test_printZ() throws Exception { // Test for method void java.io.PrintStream.print(boolean) PrintStream os = new PrintStream(bos, true); os.print(true); DataInputStream dis = new DataInputStream(new ByteArrayInputStream(bos .toByteArray())); assertTrue("Incorrect boolean written", dis.readBoolean()); } /** * java.io.PrintStream#println() */ public void test_println() throws Exception { // Test for method void java.io.PrintStream.println() char c; PrintStream os = new PrintStream(bos, true); os.println(""); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); assertTrue("Newline not written", (c = (char) isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#println(char[]) */ public void test_println$C() throws Exception { // Test for method void java.io.PrintStream.println(char []) PrintStream os = new PrintStream(bos, true); char[] sc = new char[4000]; fileString.getChars(0, fileString.length(), sc, 0); os.println(sc); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); byte[] rbytes = new byte[4000]; bis.read(rbytes, 0, fileString.length()); assertEquals("Incorrect char[] written", fileString, new String(rbytes, 0, fileString.length())); // In this particular test method, the end of data is not immediately // followed by newLine separator in the reading buffer, instead its // followed by zeros. The newline is written as the last entry // in the inputStream buffer. Therefore, we must keep reading until we // hit a new line. int r; boolean newline = false; while ((r = isr.read()) != -1) { if (r == '\r' || r == '\n') newline = true; } assertTrue("Newline not written", newline); } /** * java.io.PrintStream#println(char) */ public void test_printlnC() throws Exception { // Test for method void java.io.PrintStream.println(char) int c; PrintStream os = new PrintStream(bos, true); os.println('t'); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); assertEquals("Incorrect char written", 't', isr.read()); assertTrue("Newline not written", (c = isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#println(double) */ public void test_printlnD() throws Exception { // Test for method void java.io.PrintStream.println(double) int c; PrintStream os = new PrintStream(bos, true); os.println(2345.76834720202); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); byte[] rbuf = new byte[100]; bis.read(rbuf, 0, 16); assertEquals("Incorrect double written", "2345.76834720202", new String(rbuf, 0, 16)); assertTrue("Newline not written", (c = isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#println(float) */ public void test_printlnF() throws Exception { // Test for method void java.io.PrintStream.println(float) int c; byte[] rbuf = new byte[100]; PrintStream os = new PrintStream(bos, true); os.println(29.08764f); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); bis.read(rbuf, 0, 8); assertEquals("Incorrect float written", "29.08764", new String(rbuf, 0, 8)); assertTrue("Newline not written", (c = isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#println(int) */ public void test_printlnI() throws Exception { // Test for method void java.io.PrintStream.println(int) int c; PrintStream os = new PrintStream(bos, true); os.println(768347202); byte[] rbuf = new byte[100]; ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); bis.read(rbuf, 0, 9); assertEquals("Incorrect int written", "768347202", new String(rbuf, 0, 9)); assertTrue("Newline not written", (c = isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#println(long) */ public void test_printlnJ() throws Exception { // Test for method void java.io.PrintStream.println(long) int c; PrintStream os = new PrintStream(bos, true); os.println(9875645283333L); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); byte[] rbuf = new byte[100]; bis.read(rbuf, 0, 13); assertEquals("Incorrect long written", "9875645283333", new String( rbuf, 0, 13)); assertTrue("Newline not written", (c = isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#println(java.lang.Object) */ public void test_printlnLjava_lang_Object() throws Exception { // Test for method void java.io.PrintStream.println(java.lang.Object) char c; PrintStream os = new PrintStream(bos, true); os.println(new java.util.Vector()); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); byte[] rbytes = new byte[2]; bis.read(rbytes, 0, 2); assertEquals("Incorrect Vector written", "[]", new String(rbytes, 0, 2)); assertTrue("Newline not written", (c = (char) isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#println(java.lang.String) */ public void test_printlnLjava_lang_String() throws Exception { // Test for method void java.io.PrintStream.println(java.lang.String) char c; PrintStream os = new PrintStream(bos, true); os.println("Hello World"); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); byte rbytes[] = new byte[100]; bis.read(rbytes, 0, 11); assertEquals("Incorrect string written", "Hello World", new String( rbytes, 0, 11)); assertTrue("Newline not written", (c = (char) isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#println(boolean) */ public void test_printlnZ() throws Exception { // Test for method void java.io.PrintStream.println(boolean) int c; PrintStream os = new PrintStream(bos, true); os.println(true); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); InputStreamReader isr = new InputStreamReader(bis); byte[] rbuf = new byte[100]; bis.read(rbuf, 0, 4); assertEquals("Incorrect boolean written", "true", new String(rbuf, 0, 4)); assertTrue("Newline not written", (c = isr.read()) == '\r' || c == '\n'); } /** * java.io.PrintStream#write(byte[], int, int) */ public void test_write$BII() { // Test for method void java.io.PrintStream.write(byte [], int, int) PrintStream os = new PrintStream(bos, true); os.write(fileString.getBytes(), 0, fileString.length()); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); byte rbytes[] = new byte[4000]; bis.read(rbytes, 0, fileString.length()); assertTrue("Incorrect bytes written", new String(rbytes, 0, fileString .length()).equals(fileString)); } /** * java.io.PrintStream#write(int) */ public void test_writeI() { // Test for method void java.io.PrintStream.write(int) PrintStream os = new PrintStream(bos, true); os.write('t'); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); assertEquals("Incorrect char written", 't', bis.read()); } /** * java.io.PrintStream#append(char) */ public void test_appendChar() throws IOException { char testChar = ' '; ByteArrayOutputStream out = new ByteArrayOutputStream(); PrintStream printStream = new PrintStream(out); printStream.append(testChar); printStream.flush(); assertEquals(String.valueOf(testChar), out.toString()); printStream.close(); } /** * java.io.PrintStream#append(CharSequence) */ public void test_appendCharSequence() { String testString = "My Test String"; ByteArrayOutputStream out = new ByteArrayOutputStream(); PrintStream printStream = new PrintStream(out); printStream.append(testString); printStream.flush(); assertEquals(testString, out.toString()); printStream.close(); } /** * java.io.PrintStream#append(CharSequence, int, int) */ public void test_appendCharSequenceIntInt() { String testString = "My Test String"; ByteArrayOutputStream out = new ByteArrayOutputStream(); PrintStream printStream = new PrintStream(out); printStream.append(testString, 1, 3); printStream.flush(); assertEquals(testString.substring(1, 3), out.toString()); printStream.close(); } /** * java.io.PrintStream#format(java.lang.String, java.lang.Object...) */ public void test_formatLjava_lang_String$Ljava_lang_Object() { PrintStream os = new PrintStream(bos, false); os.format("%s %s", "Hello", "World"); os.flush(); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); byte[] rbytes = new byte[11]; bis.read(rbytes, 0, rbytes.length); assertEquals("Wrote incorrect string", "Hello World", new String(rbytes)); } /** * java.io.PrintStream#format(java.util.Locale, java.lang.String, *java.lang.Object...) */ public void test_formatLjava_util_Locale_Ljava_lang_String_$Ljava_lang_Object() { PrintStream os = new PrintStream(bos, false); os.format(Locale.US, "%s %s", "Hello", "World"); os.flush(); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); byte[] rbytes = new byte[11]; bis.read(rbytes, 0, rbytes.length); assertEquals("Wrote incorrect string", "Hello World", new String(rbytes)); } /** * java.io.PrintStream#printf(java.lang.String, java.lang.Object...) */ public void test_printfLjava_lang_String$Ljava_lang_Object() { PrintStream os = new PrintStream(bos, false); os.printf("%s %s", "Hello", "World"); os.flush(); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); byte[] rbytes = new byte[11]; bis.read(rbytes, 0, rbytes.length); assertEquals("Wrote incorrect string", "Hello World", new String(rbytes)); } /** * java.io.PrintStream#printf(java.util.Locale, java.lang.String, *java.lang.Object...) */ public void test_printfLjava_util_Locale_Ljava_lang_String_$Ljava_lang_Object() { PrintStream os = new PrintStream(bos, false); os.printf(Locale.US, "%s %s", "Hello", "World"); os.flush(); ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray()); byte[] rbytes = new byte[11]; bis.read(rbytes, 0, rbytes.length); assertEquals("Wrote incorrect string", "Hello World", new String(rbytes)); } @Override protected void setUp() throws Exception { super.setUp(); testFile = File.createTempFile("test", null); testFilePath = testFile.getAbsolutePath(); } @Override protected void tearDown() throws Exception { testFile.delete(); testFile = null; testFilePath = null; super.tearDown(); } }