The Tor Browser: dom/tests/mochitest/chrome/test_resize_move

dom/tests/mochitest/chrome/test_resize_move_windows.xul@b8a032363ba2 (annotated)

dom/tests/mochitest/chrome/test_resize_move_windows.xul

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 <?xml version="1.0"?>
 <?xml-stylesheet type="text/css" href="chrome://global/skin"?>
 <?xml-stylesheet type="text/css" href="/tests/SimpleTest/test.css"?>
 <!--
 https://bugzilla.mozilla.org/show_bug.cgi?id=565541
 -->
 <window title="Mozilla Bug 565541"
         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
   <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
   <!-- test results are displayed in the html:body -->
   <body xmlns="http://www.w3.org/1999/xhtml">
   <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=565541"
      target="_blank">Mozilla Bug 565541</a>
   </body>
   <!-- test code goes here -->
   <script type="application/javascript">
   <![CDATA[
   /** Test for Bug 565541 **/
   var previousX, previousY, previousWidth, previousHeight;
   function backValues()
   {
     previousX = window.top.screenX;
     previousY = window.top.screenY;
     previousWidth = window.top.innerWidth;
     previousHeight = window.top.innerHeight;
   }
   function restoreValues()
   {
     window.top.screenX = previousX;
     window.top.screenY = previousY;
     window.top.innerWidth = previousWidth;
     window.top.innerHeight = previousHeight;
   }
   function getNewWidth(aWindow)
   {
     return (aWindow.innerWidth > (screen.width / 2)) ? 100 : screen.width;
   }
   function getNewHeight(aWindow)
   {
     return (aWindow.innerHeight > (screen.height / 2)) ? 100 : screen.height;
   }
   function getNewX(aWindow)
   {
     return (aWindow.screenX > ((screen.width - aWindow.outerWidth) / 2))
       ? 0 : screen.width - aWindow.outerWidth;
   }
   function getNewY(aWindow)
   {
     return (aWindow.screenY > ((screen.height - aWindow.outerHeight) / 2))
       ? 0 : screen.height - aWindow.outerHeight;
   }
   /**
    * hitEventLoop is called when we want to check something but we can't rely on
    * an event or a specific number of event loop hiting.
    * This method can be called by specifying a condition, a test (using SimpleTest
    * API), how many times the event loop has to be hitten and what to call next.
    * If times < 0, the event loop will be hitten as long as the condition isn't
    * true or the test doesn't time out.
    */
   function hitEventLoop(condition, test, times, next) {
     if (condition() || times == 0) {
       test();
       next();
       return;
     }
     setTimeout(hitEventLoop, 0, condition, test, times - 1, next);
   }
   function checkChangeIsEnabled(aWindow, aNext)
   {
     // Something should happen. We are not going to go to the next test until
     // it does.
     var hits = -1;
     var prevWidth;
     var prevHeight;
     var prevX;
     var prevY;
     var oWidth;
     var oHeight;
     function sizeChangeCondition() {
       return aWindow.innerWidth != prevWidth && aWindow.innerHeight != prevHeight;
     }
     function sizeChangeTest() {
       isnot(aWindow.innerWidth, prevWidth, "Window width should have changed");
       isnot(aWindow.innerHeight, prevHeight, "Window height should have changed");
       prevWidth = aWindow.innerWidth;
       prevHeight = aWindow.innerHeight;
     }
     function posChangeCondition() {
       // With GTK, sometimes, only one dimension changes.
       if (navigator.platform.indexOf('Linux') != -1) {
         return aWindow.screenX != prevX || aWindow.screenY != prevY;
       }
       return aWindow.screenX != prevX && aWindow.screenY != prevY;
     }
     function posChangeConditionIgnoreLinux() {
       if (posChangeCondition()) {
         return true;
       }
       if (navigator.platform.indexOf('Linux') != -1) {
         return true;
       }
     }
     function posChangeTest() {
       // With GTK, sometimes, only one dimension changes.
       if (navigator.platform.indexOf('Linux') != -1) {
         // With GTK, sometimes, aWindow.screenX changes during two calls.
         // So we call it once and save the returned value.
         var x = aWindow.screenX;
         var y = aWindow.screenY;
         if (x != prevX) {
           isnot(x, prevX, "Window x position should have changed");
         }
         if (y != prevY) {
           isnot(y, prevY, "Window y position should have changed");
         }
       } else {
         isnot(aWindow.screenX, prevX, "Window x position should have changed");
         isnot(aWindow.screenY, prevY, "Window y position should have changed");
       }
       prevX = aWindow.screenX;
       prevY = aWindow.screenY;
     }
     function outerChangeCondition() {
       return aWindow.outerWidth != oWidth && aWindow.outerHeight != oHeight;
     }
     function outerChangeTest() {
       isnot(aWindow.outerWidth, oWidth, "Window outerWidth should have changed");
       isnot(aWindow.outerHeight, oHeight, "Window outerHeight should have changed");
       aWindow.outerWidth = oWidth;
       aWindow.outerHeight = oHeight;
     }
     /**
      * Size checks.
      */
     prevWidth = aWindow.innerWidth;
     prevHeight = aWindow.innerHeight;
     aWindow.innerWidth = getNewWidth(aWindow);
     aWindow.innerHeight = getNewHeight(aWindow);
     hitEventLoop(sizeChangeCondition, sizeChangeTest, hits, function () {
       aWindow.resizeTo(getNewWidth(aWindow), getNewHeight(aWindow));
     hitEventLoop(sizeChangeCondition, sizeChangeTest, hits, function () {
       aWindow.resizeBy(getNewWidth(aWindow) - aWindow.innerWidth,
                        getNewHeight(aWindow) - aWindow.innerHeight);
     hitEventLoop(sizeChangeCondition, sizeChangeTest, hits, function () {
       prevWidth = aWindow.innerWidth = getNewWidth(aWindow);
       prevHeight = aWindow.innerHeight = getNewHeight(aWindow);
       aWindow.sizeToContent();
     hitEventLoop(sizeChangeCondition, sizeChangeTest, hits, function () {
     /**
      * Position checks.
      */
       prevX = aWindow.screenX;
       prevY = aWindow.screenY;
       aWindow.screenX = getNewX(aWindow);
       aWindow.screenY = getNewY(aWindow);
     hitEventLoop(posChangeCondition, posChangeTest, hits, function () {
       aWindow.moveTo(getNewX(aWindow), getNewY(aWindow));
     hitEventLoop(posChangeCondition, posChangeTest, hits, function () {
       aWindow.moveBy(getNewX(aWindow) - aWindow.screenX,
                      getNewY(aWindow) - aWindow.screenY);
     hitEventLoop(posChangeConditionIgnoreLinux, posChangeTest, hits, function () {
     /**
      * Outer width/height checks.
      */
       oWidth = aWindow.outerWidth;
       oHeight = aWindow.outerHeight;
       aWindow.outerWidth = oWidth * 2;
       aWindow.outerHeight = oHeight * 2;
     hitEventLoop(outerChangeCondition, outerChangeTest, hits, aNext);
     });
     });
     });
     });
     });
     });
     });
   }
   SimpleTest.waitForExplicitFinish();
   SimpleTest.waitForFocus(function() {
     if (screen.width <= 200 || screen.height <= 200) {
       todo(false, "The screen is too small to run this test.");
       SimpleTest.finish();
     }
     backValues();
     // We are in a chrome context, we can change the size and position.
     checkChangeIsEnabled(window.top, function() {
       // We create a window and check that the size and position can be set with
       // window.open parameters and can be changed by the created window.
       var w = window.open("data:text/html,<script>" +
         "function check(next) {" +
         "  var is_range = function(aTest, aValue, aRange, aMsg) {" +
         "    ok(aTest < aValue + aRange && aTest > aValue - aRange, aMsg);" +
         "  };" +
         "  is_range(window.innerWidth, 170, 5, 'parameter width should be taken into account');" +
         "  is_range(window.innerHeight, 170, 5, 'parameter height should be taken into account');" +
         "  is_range(window.screenX, 25, 5, 'parameter screenX should be taken into account');" +
         "  is_range(window.screenY, 25, 5, 'parameter screenY should be taken into account');" +
         "  checkChangeIsEnabled(window, next);" +
         "} <\/script>", '',
         'width=170,height=170,screenX=25,screenY=25');
       SimpleTest.waitForFocus(function() {
         w.wrappedJSObject.ok = SimpleTest.ok;
         w.wrappedJSObject.checkChangeIsEnabled = window.checkChangeIsEnabled;
         w.wrappedJSObject.check(function() {
           // The current window can change the size and position of the created one.
           checkChangeIsEnabled(w, function() {
             w.close();
             // If we call window.open with an empty string as a third parameter,
             // by default, it will create a new tab instead of a new window.
             // In a chrome context, the size and position can change.
             w = window.open("data:text/html,<script>" +
               "function check(next) {" +
               "  checkChangeIsEnabled(window, next);" +
               "} <\/script>", '', '');
             SimpleTest.waitForFocus(function() {
                w.wrappedJSObject.checkChangeIsEnabled = window.checkChangeIsEnabled;
                w.wrappedJSObject.check(function() {
                 // The current window can change the size and position of the new tab.
                 // Because we are in a chrome context.
                 checkChangeIsEnabled(w, function() {
                   w.close();
                   restoreValues();
                   SimpleTest.finish();
                 });
               });
             }, w, false);
           });
         });
       }, w, false);
     });
   });
   ]]>
   </script>
 </window>

The Tor Browser / annotate

dom/tests/mochitest/chrome/test_resize_move_windows.xul@b8a032363ba2 (annotated)

dom/tests/mochitest/chrome/test_resize_move_windows.xul