michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: let modifiers = {
michael@0:   accelKey: true
michael@0: };
michael@0: 
michael@0: let toolbox;
michael@0: 
michael@0: function test() {
michael@0:   waitForExplicitFinish();
michael@0: 
michael@0:   addTab("about:blank", function() {
michael@0:     openToolbox();
michael@0:   });
michael@0: }
michael@0: 
michael@0: function openToolbox() {
michael@0:   let target = TargetFactory.forTab(gBrowser.selectedTab);
michael@0: 
michael@0:   gDevTools.showToolbox(target).then((aToolbox) => {
michael@0:     toolbox = aToolbox;
michael@0:     toolbox.selectTool("styleeditor").then(testZoom);
michael@0:   });
michael@0: }
michael@0: 
michael@0: function testZoom() {
michael@0:   info("testing zoom keys");
michael@0: 
michael@0:   testZoomLevel("in", 2, 1.2);
michael@0:   testZoomLevel("out", 3, 0.9);
michael@0:   testZoomLevel("reset", 1, 1);
michael@0: 
michael@0:   tidyUp();
michael@0: }
michael@0: 
michael@0: function testZoomLevel(type, times, expected) {
michael@0:   sendZoomKey("toolbox-zoom-"+ type + "-key", times);
michael@0: 
michael@0:   let zoom = getCurrentZoom(toolbox);
michael@0:   is(zoom.toFixed(2), expected, "zoom level correct after zoom " + type);
michael@0: 
michael@0:   is(toolbox.zoomValue.toFixed(2), expected,
michael@0:      "saved zoom level is correct after zoom " + type);
michael@0: }
michael@0: 
michael@0: function sendZoomKey(id, times) {
michael@0:   let key = toolbox.doc.getElementById(id).getAttribute("key");
michael@0:   for (let i = 0; i < times; i++) {
michael@0:     EventUtils.synthesizeKey(key, modifiers, toolbox.doc.defaultView);
michael@0:   }
michael@0: }
michael@0: 
michael@0: function getCurrentZoom() {
michael@0:   var contViewer = toolbox.frame.docShell.contentViewer;
michael@0:   var docViewer = contViewer.QueryInterface(Ci.nsIMarkupDocumentViewer);
michael@0:   return docViewer.fullZoom;
michael@0: }
michael@0: 
michael@0: function tidyUp() {
michael@0:   toolbox.destroy().then(function() {
michael@0:     gBrowser.removeCurrentTab();
michael@0: 
michael@0:     toolbox = modifiers = null;
michael@0:     finish();
michael@0:   });
michael@0: }