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