/*
* 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.File;
import java.io.FileDescriptor;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import junit.framework.TestCase;
public class FileOutputStreamTest extends TestCase {
private FileOutputStream fos;
private FileInputStream fis;
private File f;
private byte[] bytes;
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_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";
protected void setUp() {
bytes = new byte[10];
for (int i = 0; i < bytes.length; i++) {
bytes[i] = (byte) i;
}
}
/**
* Tears down the fixture, for example, close a network connection. This
* method is called after a test is executed.
*/
@Override
protected void tearDown() throws Exception {
super.tearDown();
if (f != null) {
f.delete();
}
if (fis != null) {
fis.close();
}
if (fos != null) {
fos.close();
}
}
/**
* java.io.FileOutputStream#FileOutputStream(java.io.File)
*/
public void test_ConstructorLjava_io_File() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
fos = new FileOutputStream(f);
}
/**
* java.io.FileOutputStream#FileOutputStream(java.io.FileDescriptor)
*/
public void test_ConstructorLjava_io_FileDescriptor() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
String fileName = f.getAbsolutePath();
fos = new FileOutputStream(fileName);
fos.write('l');
fos.close();
fis = new FileInputStream(fileName);
fos = new FileOutputStream(fis.getFD());
fos.close();
fis.close();
}
/**
* java.io.FileOutputStream#FileOutputStream(java.lang.String)
*/
public void test_ConstructorLjava_lang_String() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
String fileName = f.getAbsolutePath();
fos = new FileOutputStream(fileName);
// Harmony 4012.
fos = new FileOutputStream("/dev/null");
fos.close();
}
/**
* java.io.FileOutputStream#FileOutputStream(java.lang.String,
*boolean)
*/
public void test_ConstructorLjava_lang_StringZ() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
fos = new FileOutputStream(f.getPath(), false);
fos.write("HI".getBytes(), 0, 2);
fos.close();
fos = new FileOutputStream(f.getPath(), true);
fos.write(fileString.getBytes());
fos.close();
byte[] buf = new byte[fileString.length() + 2];
fis = new FileInputStream(f.getPath());
fis.read(buf, 0, buf.length);
assertTrue("Failed to create appending stream", new String(buf, 0,
buf.length).equals("HI" + fileString));
}
/**
* java.io.FileOutputStream#FileOutputStream(java.lang.String)
*/
public void test_ConstructorLjava_lang_String_I() throws IOException {
try {
fos = new FileOutputStream("");
fail("should throw FileNotFoundException.");
} catch (FileNotFoundException e) {
// Expected
} finally {
if (fos != null) {
fos.close();
}
}
try {
fos = new FileOutputStream(new File(""));
fail("should throw FileNotFoundException.");
} catch (FileNotFoundException e) {
// Expected
} finally {
if (fos != null) {
fos.close();
}
}
}
/**
* java.io.FileOutputStream#close()
*/
public void test_close() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
fos = new FileOutputStream(f.getPath());
fos.close();
try {
fos.write(fileString.getBytes());
fail("Close test failed - wrote to closed stream");
} catch (IOException e) {
// Expected
}
}
/**
* java.io.FileOutputStream#getFD()
*/
public void test_getFD() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
String fileName = f.getAbsolutePath();
fos = new FileOutputStream(f);
assertTrue("Returned invalid fd", fos.getFD().valid());
fos.close();
assertTrue("Returned invalid fd", !fos.getFD().valid());
}
/**
* java.io.FileOutputStream#write(byte[])
*/
public void test_write$B() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
fos = new FileOutputStream(f.getPath());
fos.write(fileString.getBytes());
fis = new FileInputStream(f.getPath());
byte rbytes[] = new byte[4000];
fis.read(rbytes, 0, fileString.length());
assertTrue("Incorrect string returned", new String(rbytes, 0,
fileString.length()).equals(fileString));
}
/**
* java.io.FileOutputStream#write(byte[], int, int)
*/
public void test_write$BII() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
fos = new FileOutputStream(f.getPath());
fos.write(fileString.getBytes(), 0, fileString.length());
fis = new FileInputStream(f.getPath());
byte rbytes[] = new byte[4000];
fis.read(rbytes, 0, fileString.length());
assertTrue("Incorrect bytes written", new String(rbytes, 0, fileString
.length()).equals(fileString));
// Regression test for HARMONY-285
File file = File.createTempFile("FileOutputStreamTest", ".tmp");
FileOutputStream out = new FileOutputStream(file);
try {
out.write(null, 0, 0);
fail();
} catch (NullPointerException expected) {
} finally {
out.close();
file.delete();
}
}
/**
* java.io.FileOutputStream#write(int)
*/
public void test_writeI() throws IOException {
f = File.createTempFile("FileOutputStreamTest", "tst");
fos = new FileOutputStream(f.getPath());
fos.write('t');
fis = new FileInputStream(f.getPath());
assertEquals("Incorrect char written", 't', fis.read());
}
/**
* java.io.FileOutputStream#write(byte[], int, int)
*/
public void test_write$BII2() throws IOException {
// Regression for HARMONY-437
f = File.createTempFile("FileOutputStreamTest", "tst");
fos = new FileOutputStream(f.getPath());
try {
fos.write(null, 1, 1);
fail("NullPointerException must be thrown");
} catch (NullPointerException e) {
}
try {
fos.write(new byte[1], -1, 1);
fail("IndexOutOfBoundsException must be thrown if off <0");
} catch (IndexOutOfBoundsException e) {
}
try {
fos.write(new byte[1], 0, -1);
fail("IndexOutOfBoundsException must be thrown if len <0");
} catch (IndexOutOfBoundsException e) {
}
try {
fos.write(new byte[1], 0, 5);
fail("IndexOutOfBoundsException must be thrown if off+len > b.length");
} catch (IndexOutOfBoundsException e) {
}
try {
fos.write(new byte[10], Integer.MAX_VALUE, 5);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException e) {
}
try {
fos.write(new byte[10], 5, Integer.MAX_VALUE);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException e) {
}
fos.close();
}
/**
* java.io.FileOutputStream#write(byte[], int, int)
*/
public void test_write$BII3() throws IOException {
// Regression for HARMONY-834
// no exception expected
new FileOutputStream(new FileDescriptor()).write(new byte[1], 0, 0);
}
/**
* java.io.FileOutputStream#getChannel()
*/
public void test_getChannel() throws IOException {
// Regression for HARMONY-508
File tmpfile = File.createTempFile("FileOutputStream", "tmp");
tmpfile.deleteOnExit();
FileOutputStream fos = new FileOutputStream(tmpfile);
fos.write(bytes);
fos.flush();
fos.close();
FileOutputStream f = new FileOutputStream(tmpfile, true);
// Harmony expected 10, but the RI and Android report 0.
assertEquals(0, f.getChannel().position());
}
public void test_getChannel_Append() throws IOException {
File tmpfile = File.createTempFile("FileOutputStream", "tmp");
tmpfile.deleteOnExit();
FileOutputStream fos = new FileOutputStream(tmpfile, true);
assertEquals(0, fos.getChannel().position());
fos.write(bytes);
assertEquals(10, fos.getChannel().position());
fos.write(bytes);
assertEquals(20, fos.getChannel().position());
fos.write(bytes);
assertEquals(30, fos.getChannel().position());
fos.close();
try {
fos.getChannel().position();
fail("should throw ClosedChannelException");
} catch (java.nio.channels.ClosedChannelException e) {
// Expected
}
}
public void test_getChannel_UnAppend() throws IOException {
File tmpfile = File.createTempFile("FileOutputStream", "tmp");
tmpfile.deleteOnExit();
FileOutputStream fos = new FileOutputStream(tmpfile, false);
assertEquals(0, fos.getChannel().position());
fos.write(bytes);
assertEquals(10, fos.getChannel().position());
fos.write(bytes);
assertEquals(20, fos.getChannel().position());
fos.write(bytes);
assertEquals(30, fos.getChannel().position());
fos.close();
try {
fos.getChannel().position();
fail("should throw ClosedChannelException");
} catch (java.nio.channels.ClosedChannelException e) {
// Expected
}
}
public void test_getChannel_Unappend_Unappend() throws IOException {
File tmpfile = File.createTempFile("FileOutputStream", "tmp");
tmpfile.deleteOnExit();
FileOutputStream fos = new FileOutputStream(tmpfile, false);
assertEquals(0, fos.getChannel().position());
fos.write(bytes);
assertEquals(10, fos.getChannel().position());
fos.close();
fos = new FileOutputStream(tmpfile, false);
assertEquals(0, fos.getChannel().position());
fos.close();
}
public void test_getChannel_Unappend_Append() throws IOException {
File tmpfile = File.createTempFile("FileOutputStream", "tmp");
tmpfile.deleteOnExit();
FileOutputStream fos = new FileOutputStream(tmpfile, false);
assertEquals(0, fos.getChannel().position());
fos.write(bytes);
assertEquals(10, fos.getChannel().position());
fos.close();
fos = new FileOutputStream(tmpfile, true);
// Harmony expected 10, but the RI and Android report 0.
assertEquals(0, fos.getChannel().position());
fos.close();
}
public void test_getChannel_Append_Unappend() throws IOException {
File tmpfile = File.createTempFile("FileOutputStream", "tmp");
tmpfile.deleteOnExit();
FileOutputStream fos = new FileOutputStream(tmpfile, true);
assertEquals(0, fos.getChannel().position());
fos.write(bytes);
assertEquals(10, fos.getChannel().position());
fos.close();
fos = new FileOutputStream(tmpfile, false);
assertEquals(0, fos.getChannel().position());
fos.close();
}
public void test_getChanne_Append_Append() throws IOException {
File tmpfile = File.createTempFile("FileOutputStream", "tmp");
tmpfile.deleteOnExit();
FileOutputStream fos = new FileOutputStream(tmpfile, true);
assertEquals(0, fos.getChannel().position());
fos.write(bytes);
assertEquals(10, fos.getChannel().position());
fos.close();
fos = new FileOutputStream(tmpfile, true);
// Harmony expected 10, but the RI and Android report 0.
assertEquals(0, fos.getChannel().position());
fos.close();
}
}