/**
 * Copyright (C) 2015 Valkyrie RCP
 *
 * Licensed 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.valkyriercp.command.support;

import junit.framework.Assert;
import org.junit.Test;

import javax.swing.*;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeListener;

/**
 * Provides a suite of unit tests for the {@link SwingActionAdapter} class.
 *
 * @author Kevin Stembridge
 * @since 0.3
 *
 */
public class SwingActionAdapterTests {

    /**
     * Test method for {@link SwingActionAdapter#SwingActionAdapter(ActionCommand)}.
     */
    @Test
    public final void testConstructor() {

        try {
            new SwingActionAdapter(null);
            Assert.fail("Should have thrown an IllegalArgumentException");
        } catch (IllegalArgumentException e) {
            //do nothing, test succeeded
        }

        //can't use EasyMock here because ActionCommand is not an interface
        MockActionCommand command = new MockActionCommand();
        command.setActionCommand("bogusActionCommand");
        command.setCaption("bogusCaption");

        SwingActionAdapter adapter = new SwingActionAdapter(command);

        Assert.assertEquals("bogusActionCommand", adapter.getValue(Action.ACTION_COMMAND_KEY));
        Assert.assertEquals("bogusCaption", adapter.getValue(Action.SHORT_DESCRIPTION));

        command.setCaption("newCaption");

        adapter.update();

        Assert.assertEquals("newCaption", adapter.getValue(Action.SHORT_DESCRIPTION));

    }

    /**
     * Test method for {@link SwingActionAdapter#actionPerformed(java.awt.event.ActionEvent)}.
     */
    @Test
    public final void testActionPerformed() {

        MockActionCommand command = new MockActionCommand();
        SwingActionAdapter adapter = new SwingActionAdapter(command);
        adapter.actionPerformed(new ActionEvent(command, 1, "bogus"));

        Assert.assertEquals(1, command.getActionPerformedCount());

    }

    private class MockActionCommand extends ActionCommand {

        private int actionPerformedCount;
        private PropertyChangeListener enabledListener;
        private PropertyChangeListener propertyChangeListener;

        /**
         * {@inheritDoc}
         */
        protected void doExecuteCommand() {
            this.actionPerformedCount++;
        }

        /**
         * {@inheritDoc}
         */
        public void addEnabledListener(PropertyChangeListener listener) {
            this.enabledListener = listener;
        }

        /**
         * Returns the number of times the actionPerformed method has been called.
         * @return actionPerformedCount
         */
        public int getActionPerformedCount() {
            return this.actionPerformedCount;
        }

    }

}