| /* 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.nio.tests.java.nio.channels; |
| |
| import dalvik.annotation.TestTargetNew; |
| import dalvik.annotation.TestLevel; |
| import dalvik.annotation.TestTargetClass; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.RandomAccessFile; |
| import java.nio.channels.ClosedChannelException; |
| import java.nio.channels.FileChannel; |
| import java.nio.channels.FileLock; |
| |
| import junit.framework.TestCase; |
| @TestTargetClass(FileLock.class) |
| /** |
| * Tests class FileLock. |
| */ |
| public class FileLockTest extends TestCase { |
| |
| private FileChannel readWriteChannel; |
| |
| private MockFileLock mockLock; |
| |
| class MockFileLock extends FileLock { |
| |
| boolean isValid = true; |
| |
| protected MockFileLock(FileChannel channel, long position, long size, |
| boolean shared) { |
| super(channel, position, size, shared); |
| } |
| |
| public boolean isValid() { |
| return isValid; |
| } |
| |
| public void release() throws IOException { |
| isValid = false; |
| } |
| } |
| |
| protected void setUp() throws Exception { |
| super.setUp(); |
| File tempFile = File.createTempFile("testing", "tmp"); |
| tempFile.deleteOnExit(); |
| RandomAccessFile randomAccessFile = new RandomAccessFile(tempFile, "rw"); |
| readWriteChannel = randomAccessFile.getChannel(); |
| mockLock = new MockFileLock(readWriteChannel, 10, 100, false); |
| } |
| |
| protected void tearDown() throws IOException { |
| if (readWriteChannel != null) { |
| readWriteChannel.close(); |
| } |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#FileLock(FileChannel, long, long, |
| * boolean) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "FileLock", |
| args = {java.nio.channels.FileChannel.class, long.class, long.class, boolean.class} |
| ) |
| public void test_Constructor_Ljava_nio_channels_FileChannelJJZ() { |
| FileLock fileLock1 = new MockFileLock(null, 0, 0, false); |
| assertNull(fileLock1.channel()); |
| |
| try { |
| new MockFileLock(readWriteChannel, -1, 0, false); |
| fail("should throw IllegalArgumentException."); |
| } catch (IllegalArgumentException ex) { |
| // expected |
| } |
| try { |
| new MockFileLock(readWriteChannel, 0, -1, false); |
| fail("should throw IllegalArgumentException."); |
| } catch (IllegalArgumentException ex) { |
| // expected |
| } |
| // Harmony-682 regression test |
| try { |
| new MockFileLock(readWriteChannel, Long.MAX_VALUE, 1, false); |
| fail("should throw IllegalArgumentException."); |
| } catch (IllegalArgumentException ex) { |
| // expected |
| } |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#channel() |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "channel", |
| args = {} |
| ) |
| public void test_channel() { |
| assertSame(readWriteChannel, mockLock.channel()); |
| FileLock lock = new MockFileLock(null, 0, 10, true); |
| assertNull(lock.channel()); |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#position() |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "position", |
| args = {} |
| ) |
| public void test_position() { |
| FileLock fileLock1 = new MockFileLock(readWriteChannel, 20, 100, true); |
| assertEquals(20, fileLock1.position()); |
| |
| final long position = ((long) Integer.MAX_VALUE + 1); |
| FileLock fileLock2 = new MockFileLock(readWriteChannel, position, 100, |
| true); |
| assertEquals(position, fileLock2.position()); |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#size() |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "size", |
| args = {} |
| ) |
| public void test_size() { |
| FileLock fileLock1 = new MockFileLock(readWriteChannel, 20, 100, true); |
| assertEquals(100, fileLock1.size()); |
| |
| final long position = 0x0FFFFFFFFFFFFFFFL; |
| final long size = ((long) Integer.MAX_VALUE + 1); |
| FileLock fileLock2 = new MockFileLock(readWriteChannel, position, size, |
| true); |
| assertEquals(size, fileLock2.size()); |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#isShared() |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "[check with false shared parameter]", |
| method = "isShared", |
| args = {} |
| ) |
| public void test_isShared() { |
| assertFalse(mockLock.isShared()); |
| FileLock lock = new MockFileLock(null, 0, 10, true); |
| assertTrue(lock.isShared()); |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#overlaps(long, long) |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "overlaps", |
| args = {long.class, long.class} |
| ) |
| public void test_overlaps_JJ() { |
| assertTrue(mockLock.overlaps(0, 11)); |
| assertFalse(mockLock.overlaps(0, 10)); |
| assertTrue(mockLock.overlaps(100, 110)); |
| assertTrue(mockLock.overlaps(99, 110)); |
| assertFalse(mockLock.overlaps(-1, 10)); |
| //Harmony-671 regression test |
| assertTrue(mockLock.overlaps(1, 120)); |
| assertTrue(mockLock.overlaps(20, 50)); |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#isValid() |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "isValid", |
| args = {} |
| ) |
| public void test_isValid() throws IOException { |
| FileLock fileLock = readWriteChannel.lock(); |
| assertTrue(fileLock.isValid()); |
| fileLock.release(); |
| assertFalse(fileLock.isValid()); |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#release() |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "release", |
| args = {} |
| ) |
| public void test_release() throws Exception { |
| File file = File.createTempFile("test", "tmp"); |
| file.deleteOnExit(); |
| FileOutputStream fout = new FileOutputStream(file); |
| FileChannel fileChannel = fout.getChannel(); |
| FileLock fileLock = fileChannel.lock(); |
| fileChannel.close(); |
| try { |
| fileLock.release(); |
| fail("should throw ClosedChannelException"); |
| } catch (ClosedChannelException e) { |
| // expected |
| } |
| |
| // release after release |
| fout = new FileOutputStream(file); |
| fileChannel = fout.getChannel(); |
| fileLock = fileChannel.lock(); |
| fileLock.release(); |
| fileChannel.close(); |
| try { |
| fileLock.release(); |
| fail("should throw ClosedChannelException"); |
| } catch (ClosedChannelException e) { |
| //expected |
| } |
| } |
| |
| /** |
| * @tests java.nio.channels.FileLock#release() |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "toString", |
| args = {} |
| ) |
| public void test_toString() throws Exception { |
| File file = File.createTempFile("test", "tmp"); |
| file.deleteOnExit(); |
| FileOutputStream fout = new FileOutputStream(file); |
| FileChannel fileChannel = fout.getChannel(); |
| FileLock fileLock = fileChannel.lock(); |
| assertTrue(fileLock.toString().length() > 0); |
| } |
| |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "Regression test", |
| method = "release", |
| args = {} |
| ) |
| public void testFileLock() throws Exception { |
| String fileName = File.createTempFile("test", "tmp").getAbsolutePath(); |
| RandomAccessFile raf = new RandomAccessFile(fileName, "rw"); |
| FileLock lock = raf.getChannel().tryLock(); |
| raf.write("file lock test".getBytes()); |
| lock.release(); |
| raf.close(); |
| } |
| } |