Examples with JavaScriptJobManager - com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager

Example 6 with JavaScriptJobManager

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager in project htmlunit by HtmlUnit.

the class TopLevelWindowTest method useCustomJobManager.

/**
 * Tests the use of a custom job manager.
 * @throws Exception if an error occurs
 */
@Test
public void useCustomJobManager() throws Exception {
    final MutableInt jobCount = new MutableInt(0);
    final JavaScriptJobManager mgr = new JavaScriptJobManager() {

        /**
         * {@inheritDoc}
         */
        @Override
        public int waitForJobsStartingBefore(final long delayMillis) {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int waitForJobsStartingBefore(final long delayMillis, final JavaScriptJobFilter filter) {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int waitForJobs(final long timeoutMillis) {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void stopJob(final int id) {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void shutdown() {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void removeJob(final int id) {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void removeAllJobs() {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int getJobCount() {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int getJobCount(final JavaScriptJobFilter filter) {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int addJob(final JavaScriptJob job, final Page page) {
            jobCount.increment();
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public JavaScriptJob getEarliestJob() {
            return null;
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public JavaScriptJob getEarliestJob(final JavaScriptJobFilter filter) {
            return null;
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public boolean runSingleJob(final JavaScriptJob job) {
            // Empty
            return false;
        }

        @Override
        public String jobStatusDump(final JavaScriptJobFilter filter) {
            return null;
        }
    };
    final WebWindowListener listener = new WebWindowListener() {

        /**
         * {@inheritDoc}
         */
        @Override
        public void webWindowOpened(final WebWindowEvent event) {
            ((WebWindowImpl) event.getWebWindow()).setJobManager(mgr);
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void webWindowContentChanged(final WebWindowEvent event) {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void webWindowClosed(final WebWindowEvent event) {
        // Empty.
        }
    };
    final WebClient client = getWebClientWithMockWebConnection();
    client.addWebWindowListener(listener);
    final TopLevelWindow window = (TopLevelWindow) client.getCurrentWindow();
    window.setJobManager(mgr);
    final MockWebConnection conn = getMockWebConnection();
    conn.setDefaultResponse("<html><body><script>window.setTimeout('', 500);</script></body></html>");
    client.getPage(URL_FIRST);
    assertEquals(1, jobCount.intValue());
    client.getPage(URL_FIRST);
    assertEquals(2, jobCount.intValue());
}

Also used : JavaScriptJobManager(com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager) JavaScriptJob(com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJob) MutableInt(org.apache.commons.lang3.mutable.MutableInt) HtmlPage(com.gargoylesoftware.htmlunit.html.HtmlPage) Test(org.junit.Test)

Example 7 with JavaScriptJobManager

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager in project htmlunit by HtmlUnit.

the class HtmlInlineFrameTest method frameSetInnerHtmlDoesLoadFrameContentTimeout.

/**
 * Verifies that frames added via element.innerHtml() are resolved.
 * @throws Exception if an error occurs
 */
@Test
public void frameSetInnerHtmlDoesLoadFrameContentTimeout() throws Exception {
    final String html1 = "<html><body>\n" + "<iframe id='myFrame' src='" + URL_THIRD + "'></iframe>';\n" + "<span id='A'></span>\n" + "<script>\n" + "  function createIframe() {\n" + "    var frame='<iframe id=\"f\" src=\"" + URL_SECOND + "\"></iframe>';\n" + "    document.getElementById('A').innerHTML = frame;\n" + "  }\n" + "  setTimeout('createIframe()', 100);\n" + "</script>\n" + "</body></html>";
    final String html2 = "<html><body>iframe content</body></html>";
    final String html3 = "<html><head></head><body>Third content</body></html>";
    final WebClient client = getWebClientWithMockWebConnection();
    final MockWebConnection conn = getMockWebConnection();
    conn.setResponse(URL_FIRST, html1);
    conn.setResponse(URL_SECOND, html2);
    conn.setResponse(URL_THIRD, html3);
    final HtmlPage page = client.getPage(URL_FIRST);
    final HtmlElement myFrame = page.getHtmlElementById("myFrame");
    assertEquals("iframe", myFrame.getTagName());
    HtmlPage enclosedPage = (HtmlPage) ((HtmlInlineFrame) myFrame).getEnclosedPage();
    assertEquals("Third content", enclosedPage.asNormalizedText());
    // wait for the timer
    final JavaScriptJobManager jobManager = page.getEnclosingWindow().getJobManager();
    jobManager.waitForJobs(1000);
    final HtmlElement iFrame = page.getHtmlElementById("f");
    assertEquals("iframe", iFrame.getTagName());
    enclosedPage = (HtmlPage) ((HtmlInlineFrame) iFrame).getEnclosedPage();
    assertEquals("iframe content", enclosedPage.asNormalizedText());
    assertEquals(3, conn.getRequestCount());
}

Also used : JavaScriptJobManager(com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager) MockWebConnection(com.gargoylesoftware.htmlunit.MockWebConnection) WebClient(com.gargoylesoftware.htmlunit.WebClient) Test(org.junit.Test)

Example 8 with JavaScriptJobManager

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager in project htmlunit by HtmlUnit.

the class ThreadSynchronizer method waitWithsubWindows.

/**
 * When waitForBackgroundJavaScriptStartingBefore is called and a new job is scheduled after the one that
 * is first found as the last one within the delay (a job starts a new one or simply a setInterval),
 * a few retries should be done to see if new jobs exists.
 * @throws Exception if the test fails
 */
@Test
@Tries(3)
public void waitWithsubWindows() throws Exception {
    final String html = "<html>\n" + "<head>\n" + "  <title>test</title>\n" + "</head>\n" + "<body>\n" + "<iframe src='nested.html'></iframe>\n" + "</body>\n" + "</html>";
    final String nested = "<html>\n" + "<head>\n" + "  <title>nested</title>\n" + "  <script>\n" + "    function test() {\n" + "      setTimeout(doWork1, 200);\n" + "    }\n" + "    function doWork1() {\n" + "      alert('work1');\n" + "    }\n" + "  </script>\n" + "</head>\n" + "<body onload='test()'>\n" + "</body>\n" + "</html>";
    final WebClient client = getWebClient();
    final List<String> collectedAlerts = Collections.synchronizedList(new ArrayList<String>());
    client.setAlertHandler(new CollectingAlertHandler(collectedAlerts));
    final MockWebConnection webConnection = new MockWebConnection();
    webConnection.setResponse(URL_FIRST, html);
    webConnection.setDefaultResponse(nested);
    client.setWebConnection(webConnection);
    final HtmlPage page = client.getPage(URL_FIRST);
    final JavaScriptJobManager jobManager = page.getEnclosingWindow().getJobManager();
    assertNotNull(jobManager);
    assertEquals(0, jobManager.getJobCount());
    startTimedTest();
    assertEquals(0, client.waitForBackgroundJavaScriptStartingBefore(20_000));
    assertMaxTestRunTime(300);
    assertEquals(0, jobManager.getJobCount());
    final String[] expectedAlerts = { "work1" };
    assertEquals(expectedAlerts, collectedAlerts);
}

Also used : JavaScriptJobManager(com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager) HtmlPage(com.gargoylesoftware.htmlunit.html.HtmlPage) Test(org.junit.Test) Tries(com.gargoylesoftware.htmlunit.junit.BrowserRunner.Tries)

Example 9 with JavaScriptJobManager

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager in project htmlunit by HtmlUnit.

the class ThreadSynchronizer method dontWaitWhenUnnecessary_jobRemovesOtherJob.

/**
 * @throws Exception if the test fails
 */
@Test
@Tries(3)
public void dontWaitWhenUnnecessary_jobRemovesOtherJob() throws Exception {
    final String content = "<html>\n" + "<head>\n" + "  <title>test</title>\n" + "  <script>\n" + "    var longTimeoutID;\n" + "    function test() {\n" + "      longTimeoutID = setTimeout(doAlert('late'), 10000);\n" + "      setTimeout(clearLongTimeout, 100);\n" + "      setTimeout(doAlert('hello'), 300);\n" + "    }\n" + "    function clearLongTimeout() {\n" + "      alert('clearLongTimeout');\n" + "      clearTimeout(longTimeoutID);\n" + "    }\n" + "    function doAlert(_text) {\n" + "      return function doAlert() {\n" + "        alert(_text);\n" + "      }\n" + "    }\n" + "  </script>\n" + "</head>\n" + "<body onload='test()'>\n" + "</body>\n" + "</html>";
    final List<String> collectedAlerts = Collections.synchronizedList(new ArrayList<String>());
    final HtmlPage page = loadPage(content, collectedAlerts);
    final JavaScriptJobManager jobManager = page.getEnclosingWindow().getJobManager();
    assertNotNull(jobManager);
    assertEquals(3, jobManager.getJobCount());
    startTimedTest();
    assertEquals(0, page.getWebClient().waitForBackgroundJavaScriptStartingBefore(20_000));
    assertMaxTestRunTime(400);
    assertEquals(0, jobManager.getJobCount());
    final String[] expectedAlerts = { "clearLongTimeout", "hello" };
    assertEquals(expectedAlerts, collectedAlerts);
}

Example 10 with JavaScriptJobManager

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager in project htmlunit by HtmlUnit.

the class WebClient method waitForBackgroundJavaScriptStartingBefore.

/**
 * <p><span style="color:red">Experimental API: May be changed in next release
 * and may not yet work perfectly!</span></p>
 *
 * <p>This method blocks until all background JavaScript tasks scheduled to start executing before
 * <tt>(now + delayMillis)</tt> have finished executing. Background JavaScript tasks are JavaScript
 * tasks scheduled for execution via <tt>window.setTimeout</tt>, <tt>window.setInterval</tt> or
 * asynchronous <tt>XMLHttpRequest</tt>.</p>
 *
 * <p>If there is no background JavaScript task currently executing, and there is no background JavaScript
 * task scheduled to start executing within the specified time, this method returns immediately -- even
 * if there are tasks scheduled to be executed after <tt>(now + delayMillis)</tt>.</p>
 *
 * <p>Note that the total time spent executing a background JavaScript task is never known ahead of
 * time, so this method makes no guarantees as to how long it will block.</p>
 *
 * <p>Use this method instead of {@link #waitForBackgroundJavaScript(long)} if you know roughly when
 * your background JavaScript is supposed to start executing, but you're not necessarily sure how long
 * it will take to execute.</p>
 *
 * @param delayMillis the delay which determines the background tasks to wait for (in milliseconds)
 * @return the number of background JavaScript jobs still executing or waiting to be executed when this
 *         method returns; will be <tt>0</tt> if there are no jobs left to execute
 */
public int waitForBackgroundJavaScriptStartingBefore(final long delayMillis) {
    int count = 0;
    final long endTime = System.currentTimeMillis() + delayMillis;
    for (Iterator<WeakReference<JavaScriptJobManager>> i = jobManagers_.iterator(); i.hasNext(); ) {
        final JavaScriptJobManager jobManager;
        final WeakReference<JavaScriptJobManager> reference;
        try {
            reference = i.next();
            jobManager = reference.get();
            if (jobManager == null) {
                i.remove();
                continue;
            }
        } catch (final ConcurrentModificationException e) {
            i = jobManagers_.iterator();
            count = 0;
            continue;
        }
        final long newDelay = endTime - System.currentTimeMillis();
        count += jobManager.waitForJobsStartingBefore(newDelay);
    }
    if (count != getAggregateJobCount()) {
        final long newDelay = endTime - System.currentTimeMillis();
        return waitForBackgroundJavaScriptStartingBefore(newDelay);
    }
    return count;
}

Also used : JavaScriptJobManager(com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager) ConcurrentModificationException(java.util.ConcurrentModificationException) WeakReference(java.lang.ref.WeakReference)

Aggregations

JavaScriptJobManager (com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJobManager)11 Test (org.junit.Test)8 HtmlPage (com.gargoylesoftware.htmlunit.html.HtmlPage)7 Tries (com.gargoylesoftware.htmlunit.junit.BrowserRunner.Tries)4 WeakReference (java.lang.ref.WeakReference)3 ConcurrentModificationException (java.util.ConcurrentModificationException)3 MockWebConnection (com.gargoylesoftware.htmlunit.MockWebConnection)1 WebClient (com.gargoylesoftware.htmlunit.WebClient)1 JavaScriptJob (com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJob)1 MutableInt (org.apache.commons.lang3.mutable.MutableInt)1