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/*
* 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 libcore.java.io;
import java.io.BufferedOutputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import tests.support.Support_OutputStream;
public class OldBufferedOutputStreamTest extends junit.framework.TestCase {
private java.io.OutputStream os;
java.io.ByteArrayOutputStream baos;
java.io.ByteArrayInputStream bais;
Support_OutputStream sos;
public String fileString = "Test_All_Tests\nTest_java_io_BufferedInputStream\nTest_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";
public void test_ConstructorLjava_io_OutputStream() {
try {
baos = new java.io.ByteArrayOutputStream();
os = new java.io.BufferedOutputStream(baos);
os.write(fileString.getBytes(), 0, 500);
} catch (java.io.IOException e) {
fail("Constructor test failed");
}
}
public void test_ConstructorLjava_io_OutputStreamI() {
baos = new java.io.ByteArrayOutputStream();
try {
os = new java.io.BufferedOutputStream(baos, -1);
fail("Test 1: IllegalArgumentException expected.");
} catch (IllegalArgumentException e) {
// Expected.
}
try {
os = new java.io.BufferedOutputStream(baos, 1024);
os.write(fileString.getBytes(), 0, 500);
} catch (java.io.IOException e) {
fail("Test 2: Unexpected IOException.");
}
}
public void test_flush() throws IOException {
baos = new ByteArrayOutputStream();
os = new java.io.BufferedOutputStream(baos, 600);
os.write(fileString.getBytes(), 0, 500);
os.flush();
assertEquals("Test 1: Bytes not written after flush;",
500, ((ByteArrayOutputStream) baos).size());
os.close();
sos = new Support_OutputStream(true);
os = new BufferedOutputStream(sos, 10);
try {
os.flush();
fail("Test 2: IOException expected.");
} catch (IOException e) {
// Expected.
}
// To avoid exception during tearDown().
sos.setThrowsException(false);
}
public void test_write$BII() throws IOException {
os = new java.io.BufferedOutputStream(
baos = new java.io.ByteArrayOutputStream(),512);
os.write(fileString.getBytes(), 0, 500);
bais = new java.io.ByteArrayInputStream(baos.toByteArray());
assertEquals("Test 1: Bytes written, not buffered;",
0, bais.available());
os.flush();
bais = new java.io.ByteArrayInputStream(baos.toByteArray());
assertEquals("Test 2: Bytes not written after flush;",
500, bais.available());
os.write(fileString.getBytes(), 500, 513);
bais = new java.io.ByteArrayInputStream(baos.toByteArray());
assertTrue("Test 3: Bytes not written when buffer full.",
bais.available() >= 1000);
byte[] wbytes = new byte[1013];
bais.read(wbytes, 0, 1013);
assertTrue("Test 4: Incorrect bytes written or read.",
fileString.substring(0, 1013).equals(
new String(wbytes, 0, wbytes.length)));
os.close();
sos = new Support_OutputStream(true);
os = new BufferedOutputStream(sos, 10);
try {
os.write(fileString.getBytes(), 0, 500);
fail("Test 5: IOException expected.");
} catch (IOException e) {
// Expected.
}
// To avoid exception during tearDown().
sos.setThrowsException(false);
}
public void test_write$BII_Exception() throws IOException {
OutputStream bos = new BufferedOutputStream(new ByteArrayOutputStream());
byte[] nullByteArray = null;
byte[] byteArray = new byte[10];
try {
bos.write(nullByteArray, 0, 1);
fail("Test 1: NullPointerException expected.");
} catch (NullPointerException e) {
// Expected.
}
try {
bos.write(byteArray, -1, 1);
fail("Test 2: IndexOutOfBoundsException expected.");
} catch (IndexOutOfBoundsException e) {
// Expected
}
try {
bos.write(byteArray, 0, -1);
fail("Test 3: IndexOutOfBoundsException expected.");
} catch (IndexOutOfBoundsException e) {
// Expected
}
try {
bos.write(byteArray, 1, 10);
fail("Test 4: IndexOutOfBoundsException expected.");
} catch (IndexOutOfBoundsException e) {
// Expected
}
}
public void test_writeI() throws IOException {
baos = new java.io.ByteArrayOutputStream();
os = new java.io.BufferedOutputStream(baos);
os.write('t');
bais = new java.io.ByteArrayInputStream(baos.toByteArray());
assertEquals("Test 1: Byte written, not buffered;",
0, bais.available());
os.flush();
bais = new java.io.ByteArrayInputStream(baos.toByteArray());
assertEquals("Test 2: Byte not written after flush;",
1, bais.available());
byte[] wbytes = new byte[1];
bais.read(wbytes, 0, 1);
assertEquals("Test 3: Incorrect byte written or read;",
't', wbytes[0]);
os.close();
sos = new Support_OutputStream(true);
os = new BufferedOutputStream(sos, 1);
os.write('t');
try {
// Exception is only thrown when the buffer is flushed.
os.write('e');
fail("Test 4: IOException expected.");
} catch (IOException e) {
// Expected.
}
// To avoid exception during tearDown().
sos.setThrowsException(false);
}
protected void tearDown() {
try {
if (bais != null)
bais.close();
if (os != null)
os.close();
if (baos != null)
baos.close();
} catch (Exception e) {
System.out.println("Exception during tearDown" + e.toString());
}
}
}
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