/**

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  * The contents of this file are subject to the terms of either the GNU

  * General Public License Version 2 only ("GPL") or the Common

  * Development and Distribution License("CDDL") (collectively, the

  * "License"). You may not use this file except in compliance with the

  * License. You can obtain a copy of the License at

  * http://www.netbeans.org/cddl-gplv2.html

  * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

  * specific language governing permissions and limitations under the

  * License.  When distributing the software, include this License Header

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  * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this

  * particular file as subject to the "Classpath" exception as provided

  * by Oracle in the GPL Version 2 section of the License file that

  * accompanied this code. If applicable, add the following below the

  * License Header, with the fields enclosed by brackets [] replaced by

  * your own identifying information:

  * "Portions Copyrighted [year] [name of copyright owner]"

  *

  * Contributor(s):

  *

  * The Original Software is NetBeans. The Initial Developer of the Original

  * Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.

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  * However, if you add GPL Version 2 code and therefore, elected the GPL

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 package net.java.html.boot.script.ko4j;

 import java.io.BufferedReader;

 import java.io.IOException;

 import java.io.InputStream;

 import java.io.InputStreamReader;

 import java.lang.annotation.Annotation;

 import java.lang.reflect.Method;

 import java.net.URI;

 import java.net.URISyntaxException;

 import java.net.URL;

 import java.net.URLConnection;

 import java.util.ArrayList;

 import java.util.List;

 import java.util.Map;

 import java.util.concurrent.Executor;

 import java.util.concurrent.Executors;

 import net.java.html.BrwsrCtx;

 import net.java.html.boot.BrowserBuilder;

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

 import net.java.html.js.JavaScriptBody;

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

 import org.apidesign.html.context.spi.Contexts;

 import org.apidesign.html.json.spi.Technology;

 import org.apidesign.html.json.spi.Transfer;

 import org.apidesign.html.json.tck.KOTest;

 import org.apidesign.html.json.tck.KnockoutTCK;

 import org.netbeans.html.ko4j.KO4J;

 import org.netbeans.html.wstyrus.TyrusContext;

 import org.openide.util.lookup.ServiceProvider;

 import org.testng.Assert;

 import static org.testng.Assert.*;

 import org.testng.annotations.Factory;

 /**

  *

  * @author Jaroslav Tulach

  */

 @ServiceProvider(service = KnockoutTCK.class)

 public final class KnockoutEnvJSTest extends KnockoutTCK {

     private static Class<?> browserClass;

     private static Fn.Presenter browserContext;

     private static URI baseUri;

     public KnockoutEnvJSTest() {

     }

     @Factory public static Object[] compatibilityTests() throws Exception {

         try {

             Class.forName("java.lang.FunctionalInterface");

         } catch (ClassNotFoundException ex) {

             // only runs on JDK8

             return new Object[0];

         }

         Class[] arr = testClasses();

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

             assertEquals(

                 arr[i].getClassLoader(),

                 KnockoutEnvJSTest.class.getClassLoader(),

                 "All classes loaded by the same classloader"

             );

         }

         baseUri = DynamicHTTP.initServer();

         final Fn.Presenter p = Scripts.createPresenter(KOCase.JS);

         InputStream is = KnockoutEnvJSTest.class.getResourceAsStream("env.nashorn.1.2-debug.js");

         p.loadScript(new InputStreamReader(is));

         is.close();

         final BrowserBuilder bb = BrowserBuilder.newBrowser(p).

             loadClass(KnockoutEnvJSTest.class).

             loadPage(baseUri.toString()).

             invoke("initialized");

         Executors.newSingleThreadExecutor().submit(new Runnable() {

             @Override

             public void run() {

                 bb.showAndWait();

             }

         });

         ClassLoader l = getClassLoader();

         List<Object> res = new ArrayList<Object>();

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

             Class<?> c = Class.forName(arr[i].getName(), true, l);

             seekKOTests(c, res);

         }

         return res.toArray();

     }

     private static void seekKOTests(Class<?> c, List<Object> res) throws SecurityException, ClassNotFoundException {

         Class<? extends Annotation> koTest =

             c.getClassLoader().loadClass(KOTest.class.getName()).

             asSubclass(Annotation.class);

         for (Method m : c.getMethods()) {

             if (m.getAnnotation(koTest) != null) {

                 res.add(new KOCase(browserContext, m, skipMsg(m.getName())));

             }

         }

     }

     private static String skipMsg(String methodName) {

         final String ver = System.getProperty("java.runtime.version"); // NOI18N

         if (

             !"1.8.0_05-b13".equals(ver) &&

             !"1.8.0_11-b12".equals(ver) 

         ) {

             // we know that 1.8.0_05 and 1.8.0_11 are broken, 

             // let's not speculate about anything else

             return null;

         }

         switch (methodName) {

             case "paintTheGridOnClick":

             case "displayContentOfArrayOfPeople":

             case "connectUsingWebSocket":

                 return "Does not work on JDK8, due to JDK-8046013";

         }

         return null;

     }

     static synchronized ClassLoader getClassLoader() throws InterruptedException {

         while (browserClass == null) {

             KnockoutEnvJSTest.class.wait();

         }

         return browserClass.getClassLoader();

     }

     public static synchronized void initialized(Class<?> browserCls) throws Exception {

         browserClass = browserCls;

         browserContext = Fn.activePresenter();

         KnockoutEnvJSTest.class.notifyAll();

     }

     public static void initialized() throws Exception {

         Assert.assertSame(

             KnockoutEnvJSTest.class.getClassLoader(),

             ClassLoader.getSystemClassLoader(),

             "No special classloaders"

         );

         KnockoutEnvJSTest.initialized(KnockoutEnvJSTest.class);

         browserContext = Fn.activePresenter();

     }

     @Override

     public BrwsrCtx createContext() {

         KO4J fx = new KO4J(browserContext);

         TyrusContext tc = new TyrusContext();

         Contexts.Builder cb = Contexts.newBuilder().

             register(Technology.class, fx.knockout(), 10).

             register(Transfer.class, tc, 10);

         cb.register(Fn.Presenter.class, browserContext, 10);

         cb.register(Executor.class, (Executor)browserContext, 10);

         BrwsrCtx ctx = cb.build();

         return ctx;

     }

     @Override

     public Object createJSON(Map<String, Object> values) {

         Object json = createJSON();

         for (Map.Entry<String, Object> entry : values.entrySet()) {

             setProperty(json, entry.getKey(), entry.getValue());

         }

         return json;

     }

     @JavaScriptBody(args = {}, body = "return new Object();")

     private static native Object createJSON();

     @JavaScriptBody(args = { "json", "key", "value" }, body = "json[key] = value;")

     private static native void setProperty(Object json, String key, Object value);

     @Override

     @JavaScriptBody(args = { "s", "args" }, body = "\n"

         + "var f = new Function(s);\n"

         + "return f.apply(null, args);\n"

     )

     public native Object executeScript(String script, Object[] arguments);

     private static String findBaseURL() {

         return baseUri.toString();

     }

     @Override

     public URI prepareURL(String content, String mimeType, String[] parameters) {

         try {

             final URL baseURL = new URL(findBaseURL());

             StringBuilder sb = new StringBuilder();

             sb.append("/dynamic?mimeType=").append(mimeType);

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

                 sb.append("&param" + i).append("=").append(parameters[i]);

             }

             String mangle = content.replace("\n", "%0a")

                 .replace("\"", "\\\"").replace(" ", "%20");

             sb.append("&content=").append(mangle);

             URL query = new URL(baseURL, sb.toString());

             URLConnection c = query.openConnection();

             BufferedReader br = new BufferedReader(new InputStreamReader(c.getInputStream()));

             URI connectTo = new URI(br.readLine());

             return connectTo;

         } catch (IOException ex) {

             throw new IllegalStateException(ex);

         } catch (URISyntaxException ex) {

             throw new IllegalStateException(ex);

         }

     }

     @Override

     public boolean canFailWebSocketTest() {

         return true;

     }

 }