/**

 * Back 2 Browser Bytecode Translator

 * Copyright (C) 2012 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.vm4brwsr;

import java.io.UnsupportedEncodingException;

import javax.script.ScriptEngine;

import org.testng.annotations.AfterClass;

import org.testng.annotations.BeforeClass;

import org.testng.annotations.Test;

/** Tests related to loading resources from the VM.

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

public class ResourcesWithExtensionsTest {

    @Test public void checkHello() throws Exception {

        String exp = "Hello ";

        assertExec("Loading a precompiled resource:",

            Resources.class, "loadJustHello__Ljava_lang_String_2", 

            exp

        );

    }

    @Test public void checkHelloWorld() throws Exception {

        String exp = "Hello World!";

        exp = exp + exp.hashCode();

        assertExec("Loading precompiled resources:",

            Resources.class, "loadHello__Ljava_lang_String_2", 

            exp

        );

    }

    @Test public void objJSResourceIsNotFound() throws Exception {

        assertExec("Objects from @JavaScriptResource resources are available",

            Resources.class, "isObj__Z", 1.0

        );

    }

    @Test public void objJSIsFound() throws Exception {

        assertExec("The resources used as @JavaScriptResource aren't available",

            Resources.class, "isResource__ZLjava_lang_String_2", 0.0, "obj"

        );

    }

    @Test public void thisObjJSIsFound() throws Exception {

        assertExec("The resources used as @JavaScriptResource aren't available",

            Resources.class, "isResource__ZLjava_lang_String_2", 0.0, "thisObj"

        );

    }

    private static TestVM code;

    @BeforeClass 

    public static void compileTheCode() throws Exception {

        StringBuilder sb = new StringBuilder();

        ScriptEngine[] eng = { null };

        code = TestVM.compileClassAsExtension(sb, eng, 

            "org/apidesign/vm4brwsr/Resources", 

            "META-INF/ahoj", "Hello "

        );

        code = TestVM.compileClassAsExtension(sb, eng, 

            "org/apidesign/vm4brwsr/Resources", 

            "META-INF/ahoj", "World!"

        );

    }

    @AfterClass

    public static void releaseTheCode() {

        code = null;

    }

    private void assertExec(

        String msg, Class<?> clazz, String method, 

        Object ret, Object... args

    ) throws Exception {

        code.assertExec(msg, clazz, method, ret, args);

    }

    public static String parseBase64Binary(String s) throws UnsupportedEncodingException {

        final byte[] arr = javax.xml.bind.DatatypeConverter.parseBase64Binary(s);

        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < arr.length; i++) {

            int ch = arr[i];

            sb.append((char)ch);

        }

        return sb.toString();

    }

}