The Tor Browser: dom/browser-element/mochitest/browserElement_Alert.js@6474c204b198 (annotated)

dom/browser-element/mochitest/browserElement_Alert.js@6474c204b198 (annotated)

dom/browser-element/mochitest/browserElement_Alert.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* Any copyright is dedicated to the public domain.
    http://creativecommons.org/publicdomain/zero/1.0/ */
 // Test that alert works.
 "use strict";
 SimpleTest.waitForExplicitFinish();
 browserElementTestHelpers.setEnabledPref(true);
 browserElementTestHelpers.addPermission();
 var numPendingChildTests = 0;
 var iframe;
 var mm;
 function runTest() {
   iframe = document.createElement('iframe');
   SpecialPowers.wrap(iframe).mozbrowser = true;
   document.body.appendChild(iframe);
   mm = SpecialPowers.getBrowserFrameMessageManager(iframe);
   mm.addMessageListener('test-success', function(msg) {
     numPendingChildTests--;
     ok(true, SpecialPowers.wrap(msg).json);
   });
   mm.addMessageListener('test-fail', function(msg) {
     numPendingChildTests--;
     ok(false, SpecialPowers.wrap(msg).json);
   });
   // Wait for the initial load to finish, then navigate the page, then wait
   // for that load to finish, then start test1.
   iframe.addEventListener('mozbrowserloadend', function loadend() {
     iframe.removeEventListener('mozbrowserloadend', loadend);
     iframe.src = browserElementTestHelpers.emptyPage1;
     iframe.addEventListener('mozbrowserloadend', function loadend2() {
       iframe.removeEventListener('mozbrowserloadend', loadend2);
       SimpleTest.executeSoon(test1);
     });
   });
 }
 function test1() {
   iframe.addEventListener('mozbrowsershowmodalprompt', test2);
   // Do window.alert within the iframe, then modify the global |testState|
   // after the alert.
   var script = 'data:,\
     testState = 0; \
     content.alert("Hello, world!"); \
     testState = 1; \
   ';
   mm.loadFrameScript(script, /* allowDelayedLoad = */ false);
   // Triggers a mozbrowsershowmodalprompt event, which sends us down to test2.
 }
 // test2 is a mozbrowsershowmodalprompt listener.
 function test2(e) {
   iframe.removeEventListener("mozbrowsershowmodalprompt", test2);
   is(e.detail.message, 'Hello, world!');
   e.preventDefault(); // cause the alert to block.
   SimpleTest.executeSoon(function() { test2a(e); });
 }
 function test2a(e) {
   // The iframe should be blocked on the alert call at the moment, so testState
   // should still be 0.
   var script = 'data:,\
     if (testState === 0) { \
       sendAsyncMessage("test-success", "1: Correct testState"); \
     } \
     else { \
       sendAsyncMessage("test-fail", "1: Wrong testState: " + testState); \
     }';
   mm.loadFrameScript(script, /* allowDelayedLoad = */ false);
   numPendingChildTests++;
   waitForPendingTests(function() { test3(e); });
 }
 function test3(e) {
   // Now unblock the iframe and check that the script completed.
   e.detail.unblock();
   var script2 = 'data:,\
     if (testState === 1) { \
       sendAsyncMessage("test-success", "2: Correct testState"); \
     } \
     else { \
       sendAsyncMessage("test-try-again", "2: Wrong testState (for now): " + testState); \
     }';
   // Urgh.  e.unblock() didn't necessarily unblock us immediately, so we have
   // to spin and wait.
   function onTryAgain() {
     SimpleTest.executeSoon(function() {
       //dump('onTryAgain\n');
       mm.loadFrameScript(script2, /* allowDelayedLoad = */ false);
     });
   }
   mm.addMessageListener('test-try-again', onTryAgain);
   numPendingChildTests++;
   onTryAgain();
   waitForPendingTests(function() { test4(); });
 }
 function test4() {
   // Navigate the iframe while an alert is pending.  This shouldn't screw
   // things up.
   iframe.addEventListener("mozbrowsershowmodalprompt", test5);
   var script = 'data:,content.alert("test4");';
   mm.loadFrameScript(script, /* allowDelayedLoad = */ false);
 }
 // test4 is a mozbrowsershowmodalprompt listener.
 function test5(e) {
   iframe.removeEventListener('mozbrowsershowmodalprompt', test4);
   is(e.detail.message, 'test4');
   e.preventDefault(); // cause the page to block.
   SimpleTest.executeSoon(test5a);
 }
 function test5a() {
   iframe.addEventListener('mozbrowserloadend', test5b);
   iframe.src = browserElementTestHelpers.emptyPage2;
 }
 function test5b() {
   iframe.removeEventListener('mozbrowserloadend', test5b);
   SimpleTest.finish();
 }
 var prevNumPendingTests = null;
 function waitForPendingTests(next) {
   if (numPendingChildTests !== prevNumPendingTests) {
     dump("Waiting for end; " + numPendingChildTests + " pending tests\n");
     prevNumPendingTests = numPendingChildTests;
   }
   if (numPendingChildTests > 0) {
     SimpleTest.executeSoon(function() { waitForPendingTests(next); });
     return;
   }
   prevNumPendingTests = null;
   next();
 }
 addEventListener('testready', runTest);