michael@0: function test() {
michael@0:   waitForExplicitFinish();
michael@0: 
michael@0:   let tab = gBrowser.addTab("http://example.com");
michael@0:   gBrowser.selectedTab = tab;
michael@0: 
michael@0:   onLoad(function () {
michael@0:     let originalValue = gURLBar.value;
michael@0: 
michael@0:     gBrowser.userTypedValue = "foobar";
michael@0:     gBrowser.selectedTab = gBrowser.tabs[0];
michael@0:     gBrowser.selectedTab = tab;
michael@0:     is(gURLBar.value, "foobar", "location bar displays typed value");
michael@0: 
michael@0:     gURLBar.focus();
michael@0:     EventUtils.synthesizeKey("VK_ESCAPE", {});
michael@0:     is(gURLBar.value, originalValue, "ESC reverted the location bar value");
michael@0: 
michael@0:     gBrowser.removeTab(tab);
michael@0:     finish();
michael@0:   });
michael@0: }
michael@0: 
michael@0: function onLoad(callback) {
michael@0:   gBrowser.selectedBrowser.addEventListener("pageshow", function loadListener() {
michael@0:     gBrowser.selectedBrowser.removeEventListener("pageshow", loadListener, false);
michael@0:     executeSoon(callback);
michael@0:   });
michael@0: }