[Common UI] Add spec for mct-container

Add spec for the mct-container directive, introduced
as part of the general user interface support bundle,
platform/commonUI/general. WTD-574.

platform/commonUI/general/test/MCTContainerSpec.js

@@ -6,6 +6,64 @@ define(
         "use strict";
 
         describe("The mct-container directive", function () {
+            var testContainers = [
+                    {
+                        bundle: { path: "a", resources: "b" },
+                        templateUrl: "c/template.html",
+                        key: "abc"
+                    },
+                    {
+                        bundle: { path: "x", resources: "y" },
+                        templateUrl: "z/template.html",
+                        key: "xyz",
+                        attributes: [ "someAttr", "someOtherAttr" ]
+                    }
+                ],
+                mctContainer;
+
+            beforeEach(function () {
+                mctContainer = new MCTContainer(testContainers);
+            });
+
+            it("is applicable to elements", function () {
+                expect(mctContainer.restrict).toEqual("E");
+            });
+
+            it("creates a new (non-isolate) scope", function () {
+                expect(mctContainer.scope).toBe(true);
+            });
+
+            it("chooses a template based on key", function () {
+                expect(mctContainer.templateUrl(
+                    undefined,
+                    { key: "abc" }
+                )).toEqual("a/b/c/template.html");
+
+                expect(mctContainer.templateUrl(
+                    undefined,
+                    { key: "xyz" }
+                )).toEqual("x/y/z/template.html");
+            });
+
+            it("copies attributes needed by the container", function () {
+                var scope = {};
+
+                mctContainer.link(
+                    scope,
+                    undefined,
+                    {
+                        key: "xyz",
+                        someAttr: "some value",
+                        someOtherAttr: "some other value",
+                        someExtraAttr: "should not be present"
+                    }
+                );
+
+                expect(scope.container.someAttr).toEqual("some value");
+                expect(scope.container.someOtherAttr).toEqual("some other value");
+                expect(scope.container.someExtraAttr).toBeUndefined();
+            });
+
         });
     }
 );