/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package	javasoft.sqe.tests.api.javax.activation.FileDataSource;

import	java.io.*;
import	javax.activation.*;
import	com.sun.javatest.*;
import com.sun.javatest.lib.MultiTest; 
import	javasoft.sqe.tests.api.javax.activation.TestClasses.TestFileTypeMap;

/**
 * Create an instance of FileDataSource, use it to invoke getOutputStream()
 * method, if it returns an OutputStream representing the data then this
 * testcase passes, if it throws an appropriate exception then it fails.
 */

public class getOutputStream_Test extends MultiTest
{
private static final String	kFileName = "FDSTestFile.txt";
private String message;
private String msgPrefix;

public static void main(String argv[])
{
	getOutputStream_Test lTest = new getOutputStream_Test();
	Status lStatus = lTest.run(argv, new PrintWriter(System.err, true), new PrintWriter(System.out, true));
	lStatus.exit();
}

public Status getOutputStreamTest1()
{
	FileDataSource fdsFromFile = new FileDataSource(new File(kFileName));
	FileDataSource fdsFromFileName = new FileDataSource(kFileName);
	boolean lPassed = true;
	message = "ioTest succeeded";

	msgPrefix = "FileDataSource(File) ";
	if (!testIO(fdsFromFile))
		return Status.failed(msgPrefix + message);

	msgPrefix = "FileDataSource(fileName) ";
	if (!testIO(fdsFromFileName))
		return Status.failed(msgPrefix + message);

	return Status.passed("getOutputStream() " + message);
}

private boolean testIO(FileDataSource fds)
{
	try
	{
		//	write some data
		OutputStream lFileOStream = fds.getOutputStream();	// API TEST
		if(lFileOStream == null) {
			message = "ioTest failed: getOutputStream returned null";
			return false;
		}
		
		byte[] lFileBuffer = { 34, 35, 36, 37 };
		lFileOStream.write(lFileBuffer);
		lFileOStream.flush();
		lFileOStream.close();
		
		//	read the same data
		InputStream lFileIStream = fds.getInputStream();
		lFileIStream.read(lFileBuffer);
		if((lFileBuffer[0] != 34) || (lFileBuffer[1] != 35) || (lFileBuffer[2] != 36) || (lFileBuffer[3] != 37)) {
			message = "ioTest failed: data read from DataSource didn't match what was written";
			return false;
		}
		lFileIStream = null;
			
	} catch(Exception inException) {
		message = "ioTest failed with Exception: " + inException.toString();
		return false;
	}
	return true;
}

public Status getOutputStreamTest2() throws IOException
{
	File lFile = new File("bad/name");
	// lets make sure this worked:

	try {
	    OutputStream os = new FileOutputStream(lFile);
	    os.close();
	    return Status.failed("Testing failure: unable to prevent output");
	} catch(IOException ioex) {
	}

	OutputStream os = null;
	FileDataSource fds = new FileDataSource(lFile);

	try {
		os = fds.getOutputStream();	// API TEST
	} catch (IOException ioex) {
		return Status.passed("getOutputStream() test passed");
	} catch (Exception ex) {
		return Status.failed("Failed:  unexpected exception " + ex.toString());
	}
	os.close();

	return Status.failed("Failed: getOutputStream didn't throw");
}

}
