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 org.apache.harmony.tests.java.io;
19
20import java.io.ByteArrayInputStream;
21import java.io.ByteArrayOutputStream;
22import java.io.FilterOutputStream;
23import java.io.IOException;
24import java.io.OutputStream;
25
26import junit.framework.TestCase;
27
28public class FilterOutputStreamTest extends TestCase {
29
30    private OutputStream os;
31
32    ByteArrayOutputStream bos;
33
34    ByteArrayInputStream bis;
35
36    byte[] ibuf = new byte[4096];
37
38    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_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";
39
40    /**
41     * java.io.FilterOutputStream#FilterOutputStream(java.io.OutputStream)
42     */
43    public void test_ConstructorLjava_io_OutputStream() throws IOException {
44        bos = new ByteArrayOutputStream();
45        os = new FilterOutputStream(bos);
46        os.write('t');
47    }
48
49    /**
50     * java.io.FilterOutputStream#close()
51     */
52    public void test_close() throws IOException {
53        bos = new ByteArrayOutputStream();
54        os = new FilterOutputStream(bos);
55        os.write(fileString.getBytes(), 0, 500);
56        os.flush();
57        assertEquals("Bytes not written after flush", 500, bos.size());
58        os.close();
59    }
60
61    /**
62     * java.io.FilterOutputStream#flush()
63     */
64    public void test_flush() throws IOException {
65        bos = new ByteArrayOutputStream();
66        os = new FilterOutputStream(bos);
67        os.write(fileString.getBytes(), 0, 500);
68        os.flush();
69        assertEquals("Bytes not written after flush", 500, bos.size());
70        os.close();
71    }
72
73    /**
74     * java.io.FilterOutputStream#write(byte[])
75     */
76    public void test_write$B() throws IOException {
77        bos = new ByteArrayOutputStream();
78        os = new FilterOutputStream(bos);
79        os.write(fileString.getBytes());
80        bis = new ByteArrayInputStream(bos.toByteArray());
81        os.flush();
82        assertTrue("Bytes not written after flush",
83                bis.available() == fileString.length());
84        byte[] wbytes = new byte[fileString.length()];
85        bis.read(wbytes, 0, fileString.length());
86        assertTrue("Incorrect bytes written", fileString.equals(new String(
87                wbytes, 0, wbytes.length)));
88    }
89
90    /**
91     * java.io.FilterOutputStream#write(byte[], int, int)
92     */
93    public void test_write$BII() throws IOException {
94        bos = new ByteArrayOutputStream();
95        os = new FilterOutputStream(bos);
96        os.write(fileString.getBytes(), 0, fileString.length());
97        bis = new ByteArrayInputStream(bos.toByteArray());
98        os.flush();
99        assertTrue("Bytes not written after flush",
100                bis.available() == fileString.length());
101        byte[] wbytes = new byte[fileString.length()];
102        bis.read(wbytes, 0, fileString.length());
103        assertTrue("Incorrect bytes written", fileString.equals(new String(
104                wbytes, 0, wbytes.length)));
105    }
106
107    /**
108     * java.io.FilterOutputStream#write(int)
109     */
110    public void test_writeI() throws IOException {
111        bos = new ByteArrayOutputStream();
112        os = new FilterOutputStream(bos);
113        os.write('t');
114        bis = new ByteArrayInputStream(bos.toByteArray());
115        os.flush();
116        assertEquals("Byte not written after flush", 1, bis.available());
117        byte[] wbytes = new byte[1];
118        bis.read(wbytes, 0, 1);
119        assertEquals("Incorrect byte written", 't', wbytes[0]);
120    }
121
122    /**
123     * Tears down the fixture, for example, close a network connection. This
124     * method is called after a test is executed.
125     */
126    protected void tearDown() {
127        try {
128            if (bos != null)
129                bos.close();
130            if (bis != null)
131                bis.close();
132            if (os != null)
133                os.close();
134        } catch (Exception e) {
135            // Ignored
136        }
137    }
138}
139