Ant example source code file (LazyFileOutputStreamTest.java)

This example Ant source code file (LazyFileOutputStreamTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Ant tags/keywords

file, file, io, ioexception, ioexception, lazyfileoutputstream, lazyfileoutputstream, lazyfileoutputstreamtest, lazyfileoutputstreamtest, testcase

The LazyFileOutputStreamTest.java source code

/*
 *  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.tools.ant.util;

import java.io.File;
import java.io.IOException;
import junit.framework.TestCase;

/**
 * @since Ant 1.6
 */
public class LazyFileOutputStreamTest extends TestCase {
    private LazyFileOutputStream los;
    private final static File f = new File("test.txt");

    public LazyFileOutputStreamTest(String s) {
        super(s);
    }

    public void setUp() {
        los = new LazyFileOutputStream(f);
    }

    public void tearDown() throws IOException {
        try {
            los.close();
        } finally {
            f.delete();
        }
    }

    public void testNoFileWithoutWrite() throws IOException {
        los.close();
        assertTrue(f + " has not been written.", !f.exists());
    }

    public void testOpen() throws IOException {
        los.open();
        los.close();
        assertTrue(f + " has been written.", f.exists());
    }

    public void testSingleByte() throws IOException {
        los.write(0);
        los.close();
        assertTrue(f + " has been written.", f.exists());
    }

    public void testByteArray() throws IOException {
        los.write(new byte[] {0});
        los.close();
        assertTrue(f + " has been written.", f.exists());
    }
}