de.alpharogroup.io.StringOutputStreamTest.java Source code

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Here is the source code for de.alpharogroup.io.StringOutputStreamTest.java

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/**
 * The MIT License
 *
 * Copyright (C) 2015 Asterios Raptis
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package de.alpharogroup.io;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;

import org.apache.commons.io.FileUtils;
import org.testng.AssertJUnit;
import org.testng.annotations.Test;

/**
 * The class {@link StringOutputStreamTest} is the test class for the class {@link StringOutputStream}.
 *
 * @version 1.0
 * @author Asterios Raptis
 */
public class StringOutputStreamTest {

    /**
     * Test method for {@link StringOutputStream#toString()}
     *
     * @throws IOException
     *             Signals that an I/O exception has occurred.
     */
    @Test
    public void testToString() throws IOException {
        final String expected = "Thu Apr 19 00:00:00 CEST 2012";
        final File writeInMe = new File(".", "testWriteBirthdayToFile.log");
        FileUtils.writeStringToFile(writeInMe, expected);
        final InputStream inputStream = writeInMe.toURI().toURL().openStream();
        final StringOutputStream stringOutput = new StringOutputStream();

        final byte[] buffer = new byte[8192];
        int readLength;
        while ((readLength = inputStream.read(buffer, 0, buffer.length)) != -1) {
            stringOutput.write(buffer, 0, readLength);
        }

        final String actual = stringOutput.toString();
        stringOutput.close();
        AssertJUnit.assertTrue("", actual.startsWith(expected));
        FileUtils.deleteQuietly(writeInMe);
    }

}