/**

 * Back 2 Browser Bytecode Translator

 * Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, version 2 of the License.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program. Look for COPYING file in the top folder.

 * If not, see http://opensource.org/licenses/GPL-2.0.

 */

package org.apidesign.bck2brwsr.kosample.js;

import java.io.Closeable;

import net.java.html.boot.script.Scripts;

import org.netbeans.html.boot.spi.Fn;

import static org.testng.Assert.assertEquals;

import org.testng.annotations.AfterMethod;

import org.testng.annotations.BeforeMethod;

import org.testng.annotations.Test;

/** Tests for behavior of @JavaScriptBody methods. Set your JavaScript 

 * environment up (for example define <code>alert</code> or use some

 * emulation library like <em>env.js</em>), register script presenter 

 * and then you can call methods that deal with JavaScript in your tests.

 */

public class JsInteractionTest {

    private Closeable jsEngine;

    @BeforeMethod public void initializeJSEngine() throws Exception {

        jsEngine = Fn.activate(Scripts.createPresenter());

    }

    @AfterMethod public void shutdownJSEngine() throws Exception {

        jsEngine.close();

    }

    @Test public void testCallbackFromJavaScript() throws Exception {

        class R implements Runnable {

            int called;

            @Override

            public void run() {

                called++;

            }

        }

        R callback = new R();

        Dialogs.confirmByUser("Hello", callback);

        assertEquals(callback.called, 1, "One immediate callback");

    }

}