// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.sdk.internal.browserfixture;
import static org.junit.Assert.assertNull;
import java.io.IOException;
import java.util.concurrent.CountDownLatch;
import org.chromium.sdk.DebugContext;
import org.chromium.sdk.DebugContext.ContinueCallback;
import org.chromium.sdk.DebugContext.StepAction;
import org.chromium.sdk.DebugEventListener;
import org.chromium.sdk.Script;
import org.chromium.sdk.TabDebugEventListener;
import org.chromium.sdk.UnsupportedVersionException;
import org.chromium.sdk.internal.BrowserFactoryImplTestGate;
import org.chromium.sdk.internal.standalonev8.StandaloneVmImpl;
import org.chromium.sdk.internal.transport.Connection;
import org.chromium.sdk.internal.transport.FakeConnection;
import org.junit.After;
import org.junit.Before;
/**
* A base class for all tests that require an attachment to a browser tab.
*/
public abstract class AbstractAttachedTest<T extends Connection>
implements DebugEventListener, TabDebugEventListener {
protected FixtureChromeStub messageResponder;
protected StandaloneVmImpl javascriptVm;
protected DebugContext suspendContext;
protected Script loadedScript;
protected Runnable suspendCallback;
protected Runnable closedCallback;
protected Runnable navigatedCallback;
protected Runnable scriptLoadedCallback;
protected String newTabUrl;
protected boolean isDisconnected = false;
protected T connection;
@Before
public void setUpBefore() throws Exception {
this.newTabUrl = "";
this.messageResponder = new FixtureChromeStub();
connection = createConnection();
attachToBrowserTab();
}
@After
public void tearDownAfter() {
}
protected void attachToBrowserTab() throws IOException, UnsupportedVersionException {
javascriptVm = BrowserFactoryImplTestGate.createStandalone(
new FakeConnection(messageResponder), FakeConnection.HANDSHAKER);
javascriptVm.attach(this);
}
protected abstract T createConnection();
protected T getConnection() {
return connection;
}
@After
public void tearDown() {
suspendContext = null;
}
public void closed() {
this.newTabUrl = null;
if (closedCallback != null) {
closedCallback.run();
}
}
public void disconnected() {
this.isDisconnected = true;
}
public DebugEventListener getDebugEventListener() {
return this;
}
public void navigated(String newUrl) {
this.newTabUrl = newUrl;
if (navigatedCallback != null) {
navigatedCallback.run();
}
}
public void resumed() {
this.suspendContext = null;
}
public void suspended(DebugContext context) {
this.suspendContext = context;
if (suspendCallback != null) {
suspendCallback.run();
}
}
public void scriptLoaded(Script newScript) {
this.loadedScript = newScript;
if (scriptLoadedCallback != null) {
scriptLoadedCallback.run();
}
}
public void scriptCollected(Script script) {
}
protected CountDownLatch expectSuspend() {
final CountDownLatch latch = new CountDownLatch(1);
suspendCallback = new Runnable() {
public void run() {
latch.countDown();
}
};
return latch;
}
/** This should be called from a timed test. */
protected void resume() throws Exception {
final CountDownLatch latch = new CountDownLatch(1);
final String[] failure = new String[1];
suspendContext.continueVm(StepAction.CONTINUE, 0, new ContinueCallback() {
public void failure(String errorMessage) {
failure[0] = errorMessage == null ? "" : errorMessage;
latch.countDown();
}
public void success() {
latch.countDown();
}
});
latch.await();
assertNull("Failure on continue: " + failure[0], failure[0]);
assertNull(suspendContext);
}
public VmStatusListener getVmStatusListener() {
return null;
}
public void scriptContentChanged(Script newScript) {
}
}