function test() { // ---------- // Test setup waitForExplicitFinish(); let oldOLC = FullZoom.onLocationChange; FullZoom.onLocationChange = function(aURI, aIsTabSwitch, aBrowser) { // Ignore calls that are not about tab switching on this test if (aIsTabSwitch) oldOLC.call(FullZoom, aURI, aIsTabSwitch, aBrowser); }; gPrefService.setBoolPref("browser.zoom.updateBackgroundTabs", true); gPrefService.setBoolPref("browser.zoom.siteSpecific", true); let oldAPTS = FullZoom._applyPrefToSetting; let uri = "http://example.org/browser/browser/base/content/test/dummy_page.html"; let tab = gBrowser.addTab(); tab.linkedBrowser.addEventListener("load", function(event) { tab.linkedBrowser.removeEventListener("load", arguments.callee, true); // ------------------------------------------------------------------- // Test - Trigger a tab switch that should update the zoom level FullZoom._applyPrefToSetting = function() { ok(true, "applyPrefToSetting was called"); endTest(); } gBrowser.selectedTab = tab; }, true); tab.linkedBrowser.loadURI(uri); // ------------- // Test clean-up function endTest() { FullZoom._applyPrefToSetting = oldAPTS; FullZoom.onLocationChange = oldOLC; gBrowser.removeTab(tab); oldAPTS = null; oldOLC = null; tab = null; if (gPrefService.prefHasUserValue("browser.zoom.updateBackgroundTabs")) gPrefService.clearUserPref("browser.zoom.updateBackgroundTabs"); if (gPrefService.prefHasUserValue("browser.zoom.siteSpecific")) gPrefService.clearUserPref("browser.zoom.siteSpecific"); finish(); } }