1 files changed, 143 insertions, 0 deletions
diff --git a/dom/xul/test/file_bug1069772.xul b/dom/xul/test/file_bug1069772.xul
new file mode 100644
index 000000000..b90985246
--- /dev/null
+++ b/dom/xul/test/file_bug1069772.xul
@@ -0,0 +1,143 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1069772
+-->
+<window title="Mozilla Bug 1069772"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" onload="run();">
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+
+  const {interfaces: Ci, classes: Cc, results: Cr, utils: Cu} = Components;
+  Cu.import("resource://testing-common/ContentTask.jsm");
+  Cu.import("resource://testing-common/BrowserTestUtils.jsm");
+  Cu.import("resource://gre/modules/Services.jsm");
+  ContentTask.setTestScope(window.opener.wrappedJSObject);
+
+  let imports = ['SimpleTest', 'ok', 'is'];
+  for (let name of imports) {
+    window[name] = window.opener.wrappedJSObject[name];
+  }
+
+  /** Test for Bug 1069772 **/
+  function run() {
+    // test the transition:
+    // prerender => visible => hidden => visible
+    // on a non-remote browser
+    createPrerenderedBrowser(false)
+    .then(browser => verifyBrowser(browser, true, false))
+    .then(browser => verifyVisibility(browser, 'prerender'))
+    .then(browser => makePrerenderedBrowserActive(browser))
+    .then(browser => verifyBrowser(browser, false, false))
+    .then(browser => verifyVisibility(browser, 'visible'))
+    .then(browser => hideBrowser(browser))
+    .then(browser => verifyBrowser(browser, false, false))
+    .then(browser => verifyVisibility(browser, 'hidden'))
+    .then(browser => showBrowser(browser))
+    .then(browser => verifyBrowser(browser, false, false))
+    .then(browser => verifyVisibility(browser, 'visible'))
+
+    // test the transition:
+    // prerender => visible => hidden => visible
+    // on a remote browser
+    .then(() => createPrerenderedBrowser(true))
+    .then(browser => verifyBrowser(browser, true, true))
+    .then(browser => verifyVisibility(browser, 'prerender'))
+    .then(browser => makePrerenderedBrowserActive(browser))
+    .then(browser => verifyBrowser(browser, false, true))
+    .then(browser => verifyVisibility(browser, 'visible'))
+    .then(browser => hideBrowser(browser))
+    .then(browser => verifyBrowser(browser, false, true))
+    .then(browser => verifyVisibility(browser, 'hidden'))
+    .then(browser => showBrowser(browser))
+    .then(browser => verifyBrowser(browser, false, true))
+    .then(browser => verifyVisibility(browser, 'visible'))
+
+    // finish test
+    .then(() => {
+      window.close();
+      SimpleTest.finish();
+    });
+  }
+
+  function createPrerenderedBrowser(remote) {
+    let browser = document.createElement('browser');
+    browser.setAttribute('type', 'content');
+    browser.setAttribute('prerendered', true);
+    browser.setAttribute('remote', remote);
+    browser.setAttribute('src', 'data:text/html;charset=UTF-8,<html><body>' +
+     '<iframe id="iframe" src="data:text/html;charset=UTF-8,Hello Frame!">' +
+     '</iframe></body></html>');
+
+    // wait for 'load' and 'pageshow'
+    let promises = [];
+    promises.push(BrowserTestUtils.browserLoaded(browser));
+    promises.push(new Promise(resolve =>
+      Services.mm.addMessageListener('test:pageshow', resolve)));
+    Services.mm.loadFrameScript('data:,' +
+      'addEventListener("pageshow", ' +
+      '() => sendAsyncMessage("test:pageshow", null), false);',
+      true);
+
+    document.getElementById('stack').appendChild(browser);
+    return Promise.all(promises).then(() => browser);
+  }
+
+  function verifyBrowser(browser, prerendered, remote) {
+    let docShellOrTabParent = remote ?
+      browser.frameLoader.tabParent : browser.frameLoader.docShell;
+    ok(docShellOrTabParent, 'docShellOrTabParent should not be null');
+    is(docShellOrTabParent.isPrerendered, prerendered,
+      'isPrerendered should be ' + prerendered);
+    return browser;
+  }
+
+  function verifyVisibility(browser, visibility) {
+    return ContentTask.spawn(browser, visibility, (v) => {
+      let iframe = content.document.getElementById('iframe');
+      is(content.document.visibilityState, v, 'check doc.visibilityState');
+      is(content.document.hidden, v != 'visible', 'check doc.hidden');
+      is(iframe.contentDocument.visibilityState, v, 'check iframe doc.visibilityState');
+      is(iframe.contentDocument.hidden, v != 'visible', 'check iframe doc.hidden');
+    }).then(() => browser);
+  }
+
+  function makePrerenderedBrowserActive(browser) {
+    let promise = waitForVisibilityChange(browser);
+    browser.setAttribute('prerendered', false);
+    browser.makePrerenderedBrowserActive();
+    return promise.then(() => browser);
+  }
+
+  function hideBrowser(browser) {
+    let promise = waitForVisibilityChange(browser);
+    browser.docShellIsActive = false;
+    return promise.then(() => browser);
+  }
+
+  function showBrowser(browser) {
+    let promise = waitForVisibilityChange(browser);
+    browser.docShellIsActive = true;
+    return promise.then(() => browser);
+  }
+
+  function waitForVisibilityChange(browser) {
+    return ContentTask.spawn(browser, null, () => {
+      return new Promise(resolve => {
+        let iframe = content.document.getElementById('iframe');
+        iframe.contentDocument.addEventListener('visibilitychange', function listener() {
+          iframe.contentDocument.removeEventListener('visibilitychange', listener);
+          resolve();
+        });
+      });
+    });
+  }
+
+  ]]>
+  </script>
+  <stack id="stack" flex="1" />
+</window>