michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: var prefsBranch = Cc["@mozilla.org/preferences-service;1"].
michael@0:                   getService(Ci.nsIPrefService).
michael@0:                   getBranch("browser.panorama.");
michael@0: 
michael@0: function animateZoom() prefsBranch.getBoolPref("animate_zoom");
michael@0: 
michael@0: let contentWindow = null;
michael@0: 
michael@0: registerCleanupFunction(function() {
michael@0:   // reset to default: true
michael@0:   prefsBranch.setBoolPref("animate_zoom", true);
michael@0: });
michael@0: 
michael@0: function test() {
michael@0:   requestLongerTimeout(2);
michael@0:   waitForExplicitFinish();
michael@0:   
michael@0:   ok(!TabView.isVisible(), "Tab View is not visible");
michael@0:   
michael@0:   window.addEventListener("tabviewshown", startTesting, false);
michael@0:   TabView.toggle();
michael@0: }
michael@0: 
michael@0: function startTesting() {
michael@0:   window.removeEventListener("tabviewshown", startTesting, false);
michael@0:   
michael@0:   contentWindow = document.getElementById("tab-view").contentWindow;
michael@0:   
michael@0:   ok(TabView.isVisible(), "Tab View is visible");
michael@0:   
michael@0:   ok(animateZoom(), "By default, we want to animate");
michael@0:   
michael@0:   function finishOnHidden() {
michael@0:     contentWindow.removeEventListener("tabviewhidden", finishOnHidden, false);
michael@0:     ok(!TabView.isVisible(), "Tab View is not visible");
michael@0:     finish();
michael@0:   }
michael@0:   
michael@0:   function wrapup() {
michael@0:     contentWindow.addEventListener("tabviewhidden", finishOnHidden, false);
michael@0:     TabView.hide();
michael@0:   }
michael@0: 
michael@0:   function part2() {
michael@0:     prefsBranch.setBoolPref("animate_zoom", false);
michael@0:     ok(!animateZoom(), "animate_zoom = false");
michael@0:     zoomInAndOut(false, wrapup);
michael@0:   }
michael@0: 
michael@0:   function part1() {
michael@0:     prefsBranch.setBoolPref("animate_zoom",true);
michael@0:     ok(animateZoom(), "animate_zoom = true");
michael@0:     zoomInAndOut(true, part2);
michael@0:   }
michael@0:     
michael@0:   // start it up!
michael@0:   part1();
michael@0: }
michael@0:   
michael@0: function zoomInAndOut(transitionsExpected, callback) {
michael@0:   let transitioned = 0;
michael@0: 
michael@0:   contentWindow.document.addEventListener("transitionend", onTransitionEnd, false);
michael@0:   function onTransitionEnd(event) {
michael@0:     transitioned++;
michael@0:   }
michael@0: 
michael@0:   let onHidden = function() {
michael@0:     contentWindow.removeEventListener("tabviewhidden", onHidden, false);
michael@0:     if (transitionsExpected)
michael@0:       ok(transitioned >= 0, "There can be transitions");
michael@0:     else
michael@0:       ok(!transitioned, "There should have been no transitions");
michael@0:     TabView.toggle();
michael@0:   };
michael@0:   
michael@0:   let onShownAgain = function() {
michael@0:     contentWindow.removeEventListener("tabviewshown", onShownAgain, false);
michael@0:     if (transitionsExpected)
michael@0:       ok(transitioned >= 0, "There can be transitions");
michael@0:     else
michael@0:       ok(!transitioned, "There should have been no transitions");
michael@0: 
michael@0:     contentWindow.document.removeEventListener("transitionend", onTransitionEnd, false);
michael@0:     callback();
michael@0:   };
michael@0:   
michael@0:   contentWindow.addEventListener("tabviewhidden", onHidden, false);
michael@0:   contentWindow.addEventListener("tabviewshown", onShownAgain, false);
michael@0:   
michael@0:   // get this party started by hiding tab view
michael@0:   TabView.toggle();
michael@0: }