michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: "use strict";
michael@0: 
michael@0: let tab0, tab1, tab2;
michael@0: let testStep = -1;
michael@0: 
michael@0: let expected = [];
michael@0: function expect(notification, win) {
michael@0:   expected.push({ notification: notification, window: win });
michael@0: }
michael@0: 
michael@0: function notification(win, topic) {
michael@0:   if (expected.length == 0) {
michael@0:     is(topic, null, "Shouldn't see a notification");
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   let { notification, window } = expected.shift();
michael@0:   is(topic, notification, "Saw the expected notification");
michael@0:   is(win, window, "Saw the expected window");
michael@0: }
michael@0: 
michael@0: function after(notification, callback) {
michael@0:   function observer() {
michael@0:     Services.obs.removeObserver(observer, notification);
michael@0:     executeSoon(callback);
michael@0:   }
michael@0:   Services.obs.addObserver(observer, notification, false);
michael@0: }
michael@0: 
michael@0: function test() {
michael@0:   if (!isTiltEnabled()) {
michael@0:     info("Skipping tab switch test because Tilt isn't enabled.");
michael@0:     return;
michael@0:   }
michael@0:   if (!isWebGLSupported()) {
michael@0:     info("Skipping tab switch test because WebGL isn't supported.");
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   Services.obs.addObserver(notification, STARTUP, false);
michael@0:   Services.obs.addObserver(notification, INITIALIZING, false);
michael@0:   Services.obs.addObserver(notification, INITIALIZED, false);
michael@0:   Services.obs.addObserver(notification, DESTROYING, false);
michael@0:   Services.obs.addObserver(notification, BEFORE_DESTROYED, false);
michael@0:   Services.obs.addObserver(notification, DESTROYED, false);
michael@0:   Services.obs.addObserver(notification, SHOWN, false);
michael@0:   Services.obs.addObserver(notification, HIDDEN, false);
michael@0: 
michael@0:   waitForExplicitFinish();
michael@0: 
michael@0:   tab0 = gBrowser.selectedTab;
michael@0:   nextStep();
michael@0: }
michael@0: 
michael@0: function createTab2() {
michael@0: }
michael@0: 
michael@0: let testSteps = [
michael@0:   function step0() {
michael@0:     tab1 = createTab(function() {
michael@0:       expect(STARTUP, tab1.linkedBrowser.contentWindow);
michael@0:       expect(INITIALIZING, tab1.linkedBrowser.contentWindow);
michael@0:       expect(INITIALIZED, tab1.linkedBrowser.contentWindow);
michael@0:       after(INITIALIZED, nextStep);
michael@0: 
michael@0:       createTilt({}, false, function suddenDeath()
michael@0:       {
michael@0:         info("Tilt could not be initialized properly.");
michael@0:         cleanup();
michael@0:       });
michael@0:     });
michael@0:   },
michael@0:   function step1() {
michael@0:     expect(HIDDEN, tab1.linkedBrowser.contentWindow);
michael@0: 
michael@0:     tab2 = createTab(function() {
michael@0:       expect(STARTUP, tab2.linkedBrowser.contentWindow);
michael@0:       expect(INITIALIZING, tab2.linkedBrowser.contentWindow);
michael@0:       expect(INITIALIZED, tab2.linkedBrowser.contentWindow);
michael@0:       after(INITIALIZED, nextStep);
michael@0: 
michael@0:       createTilt({}, false, function suddenDeath()
michael@0:       {
michael@0:         info("Tilt could not be initialized properly.");
michael@0:         cleanup();
michael@0:       });
michael@0:     });
michael@0:   },
michael@0:   function step2() {
michael@0:     expect(HIDDEN, tab2.linkedBrowser.contentWindow);
michael@0:     after(HIDDEN, nextStep);
michael@0: 
michael@0:     gBrowser.selectedTab = tab0;
michael@0:   },
michael@0:   function step3() {
michael@0:     expect(SHOWN, tab2.linkedBrowser.contentWindow);
michael@0:     after(SHOWN, nextStep);
michael@0: 
michael@0:     gBrowser.selectedTab = tab2;
michael@0:   },
michael@0:   function step4() {
michael@0:     expect(HIDDEN, tab2.linkedBrowser.contentWindow);
michael@0:     expect(SHOWN, tab1.linkedBrowser.contentWindow);
michael@0:     after(SHOWN, nextStep);
michael@0: 
michael@0:     gBrowser.selectedTab = tab1;
michael@0:   },
michael@0:   function step5() {
michael@0:     expect(HIDDEN, tab1.linkedBrowser.contentWindow);
michael@0:     expect(SHOWN, tab2.linkedBrowser.contentWindow);
michael@0:     after(SHOWN, nextStep);
michael@0: 
michael@0:     gBrowser.selectedTab = tab2;
michael@0:   },
michael@0:   function step6() {
michael@0:     expect(DESTROYING, tab2.linkedBrowser.contentWindow);
michael@0:     expect(BEFORE_DESTROYED, tab2.linkedBrowser.contentWindow);
michael@0:     expect(DESTROYED, tab2.linkedBrowser.contentWindow);
michael@0:     after(DESTROYED, nextStep);
michael@0: 
michael@0:     Tilt.destroy(Tilt.currentWindowId, true);
michael@0:   },
michael@0:   function step7() {
michael@0:     expect(SHOWN, tab1.linkedBrowser.contentWindow);
michael@0: 
michael@0:     gBrowser.removeCurrentTab();
michael@0:     tab2 = null;
michael@0: 
michael@0:     expect(DESTROYING, tab1.linkedBrowser.contentWindow);
michael@0:     expect(HIDDEN, tab1.linkedBrowser.contentWindow);
michael@0:     expect(BEFORE_DESTROYED, tab1.linkedBrowser.contentWindow);
michael@0:     expect(DESTROYED, tab1.linkedBrowser.contentWindow);
michael@0:     after(DESTROYED, nextStep);
michael@0: 
michael@0:     gBrowser.removeCurrentTab();
michael@0:     tab1 = null;
michael@0:   },
michael@0:   function step8_cleanup() {
michael@0:     is(gBrowser.selectedTab, tab0, "Should be back to the first tab");
michael@0: 
michael@0:     cleanup();
michael@0:   }
michael@0: ];
michael@0: 
michael@0: function cleanup() {
michael@0:   if (tab1) {
michael@0:     gBrowser.removeTab(tab1);
michael@0:     tab1 = null;
michael@0:   }
michael@0:   if (tab2) {
michael@0:     gBrowser.removeTab(tab2);
michael@0:     tab2 = null;
michael@0:   }
michael@0: 
michael@0:   Services.obs.removeObserver(notification, STARTUP);
michael@0:   Services.obs.removeObserver(notification, INITIALIZING);
michael@0:   Services.obs.removeObserver(notification, INITIALIZED);
michael@0:   Services.obs.removeObserver(notification, DESTROYING);
michael@0:   Services.obs.removeObserver(notification, BEFORE_DESTROYED);
michael@0:   Services.obs.removeObserver(notification, DESTROYED);
michael@0:   Services.obs.removeObserver(notification, SHOWN);
michael@0:   Services.obs.removeObserver(notification, HIDDEN);
michael@0: 
michael@0:   finish();
michael@0: }
michael@0: 
michael@0: function nextStep() {
michael@0:   let step = testSteps.shift();
michael@0:   info("Executing " + step.name);
michael@0:   step();
michael@0: }