package org.stjs.testing.driver.browser;
import java.io.IOException;
import java.io.InputStreamReader;
import org.junit.runners.model.InitializationError;
import org.mozilla.javascript.Context;
import org.mozilla.javascript.ContextFactory;
import org.mozilla.javascript.ScriptableObject;
import org.stjs.testing.driver.DriverConfiguration;
/**
* This browser uses Rhino Javascript engine and env.js to run a headless browser inside the virtual machine.
*
* @author acraciun
*/
public class RhinoBrowser extends LongPollingBrowser {
public RhinoBrowser(DriverConfiguration config) {
super(config);
}
@Override
public void doStart() throws InitializationError {
this.registerWithLongPollingServer();
// start evaluating the tests by loading the page. Since page load happens inside the current thread
// and the contract of this method says we should return as soon as possible, let's do that in another thread.
Thread t = new Thread(new Runnable() {
@Override
public void run() {
try {
// bootstrap Rhino with env.rhino.js so that our rhino looks like a real browser
final Context cx = ContextFactory.getGlobal().enterContext();
cx.setOptimizationLevel(-1);
cx.setLanguageVersion(Context.VERSION_1_5);
final ScriptableObject scope = cx.initStandardObjects();
String printFunction = "function print(message) {java.lang.System.out.println(message);}";
cx.evaluateString(scope, printFunction, "print", 1, null);
cx.evaluateReader(scope, new InputStreamReader(Thread.currentThread().getContextClassLoader()
.getResourceAsStream("env.rhino.js")), "env.rhino.js", 1, null);
cx.evaluateString(scope, "window.location='" + getStartPageUrl(getId(), false) + "';", "eval", 1,
null);
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}, "rhino-context");
t.setDaemon(true);
t.start();
}
}