The Tor Browser: testing/mochitest/tests/Harness_sanity/test_SpecialPowersExtension.html@6474c204b198 (annotated)

testing/mochitest/tests/Harness_sanity/test_SpecialPowersExtension.html@6474c204b198 (annotated)

testing/mochitest/tests/Harness_sanity/test_SpecialPowersExtension.html

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.

 <!DOCTYPE HTML>
 <html>
 <head>
   <title>Test for SpecialPowers extension</title>
   <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
 </head>
 <body onload="starttest();">
 <div id="content" style="display: none">
   <canvas id="testcanvas" width="200" height="200">
 </div>
 <pre id="test">
 <script class="testbody" type="text/javascript">
 var eventCount = 0;
 function testEventListener(e) {
   ++eventCount;
 }
 function testEventListener2(e) {
   ++eventCount;
 }
 function dispatchTestEvent() {
   var e = document.createEvent("Event");
   e.initEvent("TestEvent", true, true);
   window.dispatchEvent(e);
 }
 dump("\nSPECIALPTEST:::Test script loaded " + (new Date).getTime() + "\n");
 SimpleTest.waitForExplicitFinish();
 var startTime = new Date();
 function starttest(){
   dump("\nSPECIALPTEST:::Test script running after load " + (new Date).getTime() + "\n");
   /** Test for SpecialPowers extension **/
   is(SpecialPowers.sanityCheck(), "foo", "check to see whether the Special Powers extension is installed.");
   // Test a sync call into chrome
   SpecialPowers.setBoolPref('extensions.checkCompatibility', true);
   is(SpecialPowers.getBoolPref('extensions.checkCompatibility'), true, "Check to see if we can set a preference properly");
   SpecialPowers.clearUserPref('extensions.checkCompatibility');
   // Test a int pref
   SpecialPowers.setIntPref('extensions.foobar', 42);
   is(SpecialPowers.getIntPref('extensions.foobar'), 42, "Check int pref");
   SpecialPowers.clearUserPref('extensions.foobar');
   // Test a string pref
   SpecialPowers.setCharPref("extensions.foobaz", "hi there");
   is(SpecialPowers.getCharPref("extensions.foobaz"), "hi there", "Check string pref");
   SpecialPowers.clearUserPref("extensions.foobaz");
   // Test an invalid pref
   var retVal = null;
   try {
     retVal = SpecialPowers.getBoolPref('extensions.checkCompat0123456789');
   } catch (ex) {
     retVal = ex;
   }
   is(retVal, 'Error getting pref', "received an exception trying to get an unset preference value");
   SpecialPowers.addChromeEventListener("TestEvent", testEventListener, true, true);
   SpecialPowers.addChromeEventListener("TestEvent", testEventListener2, true, false);
   dispatchTestEvent();
   is(eventCount, 1, "Should have got an event!");
   SpecialPowers.removeChromeEventListener("TestEvent", testEventListener, true);
   SpecialPowers.removeChromeEventListener("TestEvent", testEventListener2, true);
   dispatchTestEvent();
   is(eventCount, 1, "Shouldn't have got an event!");
   // Test Complex Pref - TODO: Without chrome access, I don't know how you'd actually
   // set this preference since you have to create an XPCOM object.
   // Leaving untested for now.
   // Test a DOMWindowUtils method and property
   is(SpecialPowers.DOMWindowUtils.getClassName(window), "Proxy");
   is(SpecialPowers.DOMWindowUtils.docCharsetIsForced, false);
   // QueryInterface and getPrivilegedProps tests
   is(SpecialPowers.can_QI(SpecialPowers), false);
   ok(SpecialPowers.can_QI(window));
   ok(SpecialPowers.do_QueryInterface(window, "nsIDOMWindow"));
   is(SpecialPowers.getPrivilegedProps(SpecialPowers.do_QueryInterface(window, "nsIDOMWindow"), "document.nodeName"), "#document");
   //try to run garbage collection
   SpecialPowers.gc();
   //
   // Test the SpecialPowers wrapper.
   //
   // Try some basic stuff with XHR.
   var xhr2 = SpecialPowers.Cc["@mozilla.org/xmlextras/xmlhttprequest;1"].createInstance(SpecialPowers.Ci.nsIXMLHttpRequest);
   is(xhr2.readyState, XMLHttpRequest.UNSENT, "Should be able to get props off privileged objects");
   var testURI = SpecialPowers.Cc['@mozilla.org/network/standard-url;1']
                                               .createInstance(SpecialPowers.Ci.nsIURI);
   testURI.spec = "http://www.foobar.org/";
   is(testURI.spec, "http://www.foobar.org/", "Getters/Setters should work correctly");
   is(SpecialPowers.wrap(document).getElementsByTagName('details').length, 0, "Should work with proxy-based DOM bindings.");
   // Play with the window object.
   var webnav = SpecialPowers.wrap(window).QueryInterface(SpecialPowers.Ci.nsIInterfaceRequestor)
                                          .getInterface(SpecialPowers.Ci.nsIWebNavigation);
   webnav.QueryInterface(SpecialPowers.Ci.nsIDocShell);
   ok(webnav.allowJavascript, "Able to pull properties off of docshell!");
   // Make sure Xray-wrapped functions work.
   try {
     SpecialPowers.wrap(SpecialPowers.Components).ID('{00000000-0000-0000-0000-000000000000}');
     ok(true, "Didn't throw");
   }
   catch (e) {
     ok(false, "Threw while trying to call Xray-wrapped function.");
   }
   // Check constructors.
   var BinaryInputStream = SpecialPowers.wrap(SpecialPowers.Components).Constructor("@mozilla.org/binaryinputstream;1");
   var bis = new BinaryInputStream();
   ok(/nsISupports/.exec(bis.toString()), "Should get the proper object out of the constructor");
   function TestConstructor() {
     SpecialPowers.wrap(this).foo = 2;
   }
   var WrappedConstructor = SpecialPowers.wrap(TestConstructor);
   is((new WrappedConstructor()).foo, 2, "JS constructors work properly when wrapped");
   // Try messing around with QuickStubbed getters/setters and make sure the wrapper deals.
   var ctx = SpecialPowers.wrap(document).getElementById('testcanvas').getContext('2d');
   var pixels = ctx.getImageData(0,0,1,1);
   try {
     pixels.data;
     ok(true, "Didn't throw getting quickstubbed accessor prop from proto");
   }
   catch (e) {
     ok(false, "Threw while getting quickstubbed accessor prop from proto");
   }
   // Check functions that return null.
   var returnsNull = function() { return null; }
   is(SpecialPowers.wrap(returnsNull)(), null, "Should be able to handle functions that return null.");
   // Check a function that throws.
   var thrower = function() { throw new Error('hah'); }
   try {
     SpecialPowers.wrap(thrower)();
     ok(false, "Should have thrown");
   } catch (e) {
     ok(SpecialPowers.isWrapper(e), "Exceptions should be wrapped for call");
     is(e.message, 'hah', "Correct message");
   }
   try {
     var ctor = SpecialPowers.wrap(thrower);
     new ctor();
     ok(false, "Should have thrown");
   } catch (e) {
     ok(SpecialPowers.isWrapper(e), "Exceptions should be wrapped for construct");
     is(e.message, 'hah', "Correct message");
   }
   // Play around with a JS object to check the non-xray path.
   var noxray_proto = {a: 3, b: 12};
   var noxray = {a: 5, c: 32};
   noxray.__proto__ = noxray_proto;
   var noxray_wrapper = SpecialPowers.wrap(noxray);
   is(noxray_wrapper.c, 32, "Regular properties should work.");
   is(noxray_wrapper.a, 5, "Shadow properties should work.");
   is(noxray_wrapper.b, 12, "Proto properties should work.");
   noxray.b = 122;
   is(noxray_wrapper.b, 122, "Should be able to shadow.");
   // Try setting file input values via an Xray wrapper.
   SpecialPowers.wrap(document).title = "foo";
   is(document.title, "foo", "Set property correctly on Xray-wrapped DOM object");
   is(SpecialPowers.wrap(document).URI, document.URI, "Got property correctly on Xray-wrapped DOM object");
   info("\nProfile::SpecialPowersRunTime: " + (new Date() - startTime) + "\n");
   // bug 855192
   ok(SpecialPowers.MockPermissionPrompt, "check mock permission prompt");
   // Set a pref using pushPrefEnv to make sure that flushPrefEnv is
   // automatically called before we invoke
   // test_SpecialPowersExtension2.html.
   SpecialPowers.pushPrefEnv({set: [['testing.some_arbitrary_pref', true]]},
                             function() { SimpleTest.finish(); });
 }
 </script>
 </pre>
 </body>
 </html>

The Tor Browser / annotate

testing/mochitest/tests/Harness_sanity/test_SpecialPowersExtension.html@6474c204b198 (annotated)

testing/mochitest/tests/Harness_sanity/test_SpecialPowersExtension.html