/*

* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

*

*/

package com.nokia.helium.core.plexus.tests;

import hidden.org.codehaus.plexus.interpolation.os.Os;

import java.util.Hashtable;

import org.junit.Test;

import com.nokia.helium.core.plexus.CommandBase;

import com.nokia.helium.core.plexus.StreamRecorder;

/**

 * Unittests for the CommandBase class. 

 *

 */

public class TestCommandBase {

    /**

     * The simplest possible implementation possible.

     *

     */

    public class CommandImpl extends CommandBase<Exception> {

        @Override

        protected String getExecutable() {

            if (Os.isFamily(Os.FAMILY_WINDOWS)) {

                return "echo";

            } else {

                return System.getProperty("testdir") +  "/tests/echo.sh";

            }

        }

        @Override

        protected void throwException(String message, Throwable t)

                throws Exception {

            throw new Exception(message, t);

        }

    }

    @Test

    public void simpleExecution() {

        CommandImpl cmd = new CommandImpl();

        try {

            cmd.execute(null);

        } catch (Exception e) {

            fail("Exception should not happen.");

        }

    }

    @Test

    public void simpleExecutionWithArgs() {

        CommandImpl cmd = new CommandImpl();

        String args[] = new String[2];

        args[0] = "foo";

        args[1] = "bar";

        try {

            cmd.execute(args);

        } catch (Exception e) {

            fail("Exception should not happen.");

        }

    }

    @Test

    public void simpleExecutionWithArgsAndRecorder() throws Exception {

        CommandImpl cmd = new CommandImpl();

        String args[] = new String[2];

        args[0] = "foo";

        args[1] = "bar";

        StreamRecorder rec = new StreamRecorder();

        cmd.execute(args, rec);

        assertTrue(rec.getBuffer().toString().startsWith("foo bar"));

    }

    @Test

    public void simpleExecutionWithArgsAndRecorderAsOutputHandler() throws Exception {

        CommandImpl cmd = new CommandImpl();

        StreamRecorder rec = new StreamRecorder();

        cmd.addOutputLineHandler(rec);

        String args[] = new String[2];

        args[0] = "foo";

        args[1] = "bar";

        cmd.execute(args, rec);

        assertTrue(rec.getBuffer().toString().startsWith("foo bar"));

    }

    @Test

    public void simpleExecutionWithEnv() throws Exception {

        CommandImpl cmd = new CommandImpl();

        StreamRecorder rec = new StreamRecorder();

        cmd.addOutputLineHandler(rec);

        String args[] = new String[2];

        if (Os.isFamily(Os.FAMILY_WINDOWS)) {

            args[0] = "%TEST_FOO%";

            args[1] = "%TEST_BAR%";

        } else {

            args[0] = "$TEST_FOO";

            args[1] = "$TEST_BAR";

        }

        Hashtable<String, String> env = new Hashtable<String, String>();

        env.put("TEST_FOO", "foo");

        env.put("TEST_BAR", "bar");

        cmd.execute(args, env, rec);

        assertTrue(rec.getBuffer().toString().startsWith("foo bar"));

    }

}