1561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes/* 2561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * Licensed to the Apache Software Foundation (ASF) under one or more 3561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * contributor license agreements. See the NOTICE file distributed with 4561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * this work for additional information regarding copyright ownership. 5561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * The ASF licenses this file to You under the Apache License, Version 2.0 6561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * (the "License"); you may not use this file except in compliance with 7561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * the License. You may obtain a copy of the License at 8561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * 9561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 10561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * 11561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * Unless required by applicable law or agreed to in writing, software 12561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 13561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * See the License for the specific language governing permissions and 15561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * limitations under the License. 16561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes */ 17561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 18561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughespackage org.apache.harmony.luni.tests.java.io; 19561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 20561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.io.BufferedOutputStream; 21561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.io.File; 22561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.io.FileDescriptor; 23561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.io.FileInputStream; 24561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.io.FileOutputStream; 25561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.io.IOException; 26561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport java.io.RandomAccessFile; 27561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 28561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughesimport junit.framework.TestCase; 29561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 30561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughespublic class FileDescriptorTest extends TestCase { 31561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 32561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes private static String platformId = "JDK" 33561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes + System.getProperty("java.vm.version").replace('.', '-'); 34561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 35561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes FileOutputStream fos; 36561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 37561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes BufferedOutputStream os; 38561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 39561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes FileInputStream fis; 40561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 41561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes File f; 42561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 43561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes /** 44561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * @tests java.io.FileDescriptor#FileDescriptor() 45561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes */ 46561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes public void test_Constructor() { 47561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes FileDescriptor fd = new FileDescriptor(); 48561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes assertTrue("Failed to create FileDescriptor", 49561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fd instanceof FileDescriptor); 50561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 51561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 52561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes /** 53561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * @tests java.io.FileDescriptor#sync() 54561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes */ 55561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes public void test_sync() throws IOException { 56561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes f = new File(System.getProperty("user.dir"), "fd" + platformId + ".tst"); 57561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes f.delete(); 58561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fos = new FileOutputStream(f.getPath()); 59561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fos.write("Test String".getBytes()); 60561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fis = new FileInputStream(f.getPath()); 61561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes FileDescriptor fd = fos.getFD(); 62561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fd.sync(); 63561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes int length = "Test String".length(); 64561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes assertEquals("Bytes were not written after sync", length, fis 65561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes .available()); 66561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 67561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes // Regression test for Harmony-1494 68561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fd = fis.getFD(); 69561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fd.sync(); 70561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes assertEquals("Bytes were not written after sync", length, fis 71561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes .available()); 72561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 73561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes RandomAccessFile raf = new RandomAccessFile(f, "r"); 74561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fd = raf.getFD(); 75561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fd.sync(); 76561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes raf.close(); 77561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 78561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 79561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes /** 80561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * @tests java.io.FileDescriptor#valid() 81561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes */ 82561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes public void test_valid() throws IOException { 83561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes f = new File(System.getProperty("user.dir"), "fd.tst"); 84561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes f.delete(); 85561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes os = new BufferedOutputStream(fos = new FileOutputStream(f.getPath()), 86561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 4096); 87561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes FileDescriptor fd = fos.getFD(); 88561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes assertTrue("Valid fd returned false", fd.valid()); 89561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes os.close(); 90561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes assertTrue("Invalid fd returned true", !fd.valid()); 91561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 92561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes 93561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes /** 94561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * Tears down the fixture, for example, close a network connection. This 95561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes * method is called after a test is executed. 96561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes */ 97561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes protected void tearDown() { 98561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes try { 99561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes os.close(); 100561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } catch (Exception e) { 101561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 102561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes try { 103561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fis.close(); 104561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } catch (Exception e) { 105561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 106561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes try { 107561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes fos.close(); 108561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } catch (Exception e) { 109561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 110561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes try { 111561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes f.delete(); 112561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } catch (Exception e) { 113561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 114561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes } 115561ee011997c6c2f1befbfaa9d5f0a99771c1d63Elliott Hughes} 116