[Copy] #338 added CreationPolicy and appropriate tests, amended CreateActionProvider, and updated existing tests

platform/commonUI/browse/bundle.json

@@ -102,6 +102,12 @@
                 "implementation": "navigation/NavigationService.js"
             }
         ],
+        "policies": [
+            {
+                "implementation": "CreationPolicy.js",
+                "category": "creation"
+            }
+        ],
         "actions": [
             {
                 "key": "navigate",

platform/commonUI/browse/src/creation/CreateActionProvider.js

@@ -69,7 +69,7 @@ define(
 
             // Introduce one create action per type
             return this.typeService.listTypes().filter(function (type) {
-                return type.hasFeature("creation");
+                return self.policyService.allow("creation", type);
             }).map(function (type) {
                 return new CreateAction(
                     type,

platform/commonUI/browse/src/creation/CreationPolicy.js

@@ -0,0 +1,49 @@
+/*****************************************************************************
+ * Open MCT Web, Copyright (c) 2014-2015, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT Web is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT Web includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+/*global define*/
+
+define(
+    [],
+    function () {
+        "use strict";
+
+        /**
+         * A policy for determining whether objects of a certain type can be
+         * created.
+         * @returns {{allow: Function}}
+         * @constructor
+         */
+        function CreationPolicy() {
+            return {
+                /**
+                 * Only allow creation of object types that have the
+                 * Creation capability
+                 */
+                allow: function (action, type) {
+                    return type.hasFeature("creation");
+                }
+            };
+        }
+
+        return CreationPolicy;
+    }
+);

platform/commonUI/browse/test/creation/CreateActionProviderSpec.js

@@ -33,6 +33,9 @@ define(
             var mockTypeService,
                 mockDialogService,
                 mockCreationService,
+                mockPolicyService,
+                mockCreationPolicy,
+                mockPolicyMap = {},
                 mockTypes,
                 provider;
 
@@ -67,14 +70,32 @@ define(
                     "creationService",
                     [ "createObject" ]
                 );
+                mockPolicyService = jasmine.createSpyObj(
+                    "policyService",
+                    [ "allow" ]
+                );
+
                 mockTypes = [ "A", "B", "C" ].map(createMockType);
 
+                mockTypes.forEach(function(type){
+                    mockPolicyMap[type.getName()] = true;
+                });
+
+                mockCreationPolicy = function(type){
+                    return mockPolicyMap[type.getName()];
+                };
+
+                mockPolicyService.allow.andCallFake(function(category, type){
+                    return category === "creation" && mockCreationPolicy(type) ? true : false;
+                });
+
                 mockTypeService.listTypes.andReturn(mockTypes);
 
                 provider = new CreateActionProvider(
                     mockTypeService,
                     mockDialogService,
-                    mockCreationService
+                    mockCreationService,
+                    mockPolicyService
                 );
             });
 
@@ -94,15 +115,15 @@ define(
 
             it("does not expose non-creatable types", function () {
                 // One of the types won't have the creation feature...
-                mockTypes[1].hasFeature.andReturn(false);
+                mockPolicyMap[mockTypes[0].getName()] = false;
                 // ...so it should have been filtered out.
                 expect(provider.getActions({
                     key: "create",
                     domainObject: {}
                 }).length).toEqual(2);
                 // Make sure it was creation which was used to check
-                expect(mockTypes[1].hasFeature)
+                expect(mockPolicyService.allow)
-                    .toHaveBeenCalledWith("creation");
+                    .toHaveBeenCalledWith("creation", mockTypes[0]);
             });
         });
     }

platform/commonUI/browse/test/creation/CreationPolicySpec.js

@@ -0,0 +1,54 @@
+/*****************************************************************************
+ * Open MCT Web, Copyright (c) 2014-2015, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT Web is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT Web includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+/*global define,describe,it,expect,beforeEach,jasmine*/
+
+define(
+    ["../../src/creation/CreationPolicy"],
+    function (CreationPolicy) {
+        "use strict";
+
+        describe("The creation policy", function () {
+            var mockDomainObject,
+                mockType,
+                policy;
+
+            beforeEach(function () {
+                mockType = jasmine.createSpyObj(
+                    'type',
+                    ['hasFeature']
+                );
+
+                policy = new CreationPolicy();
+            });
+
+            it("allows creation of types with the creation feature", function () {
+                mockType.hasFeature.andReturn(true);
+                expect(policy.allow({}, mockType)).toBeTruthy();
+            });
+
+            it("disallows creation of types without the creation feature", function () {
+                mockType.hasFeature.andReturn(false);
+                expect(policy.allow({}, mockType)).toBeFalsy();
+            });
+        });
+    }
+);

platform/commonUI/browse/test/suite.json

@@ -8,6 +8,7 @@
     "creation/CreateMenuController",
     "creation/CreateWizard",
     "creation/CreationService",
+    "creation/CreationPolicy",
     "creation/LocatorController",
     "navigation/NavigateAction",
     "navigation/NavigationService",