Add init tests

src/pat/toolbar/toolbar.test.js

@@ -0,0 +1,53 @@
+import $ from "jquery";
+import Pattern from "./toolbar";
+
+describe("Backdrop", function () {
+    it("default behaviour", function () {
+        var $el = $('<div id="edit-zone">' +
+                    ' <div class="pat-toolbar" />' +
+                    '</div>'),
+            toolbar = new Pattern($el);
+        expect($(".plone-backdrop", $el).length).toEqual(1);
+    });
+});
+
+        /*
+define([
+    "expect",
+    "jquery",
+    "pat-registry",
+    "plone-patterns-toolbar",
+], function (expect, $, registry, Toolbar) {
+    "use strict";
+
+    window.mocha.setup("bdd");
+    $.fx.off = true;
+
+    describe("Plone Toolbar", function () {
+        beforeEach(function () {
+            this.$el = $(
+                "" +
+                    '<div id="edit-zone">' +
+                    ' <div class="pat-toolbar" />' +
+                    "</div>"
+            ).appendTo($("body"));
+        });
+
+        afterEach(function () {
+            $("body").empty();
+            this.$el.remove();
+            this.pattern = null;
+        });
+
+        it("Initializes", function () {
+            registry.scan(this.$el);
+            // check if toolbar was initialized.
+            expect(this.$el.find(".pat-toolbar.initialized").length).to.equal(
+                1
+            );
+            // TODO: more and better tests.
+        });
+    });
+});
+
+ */