diff --git a/platform/commonUI/browse/src/navigation/NavigateAction.js b/platform/commonUI/browse/src/navigation/NavigateAction.js
index 775f00c8bb..1da83307e5 100644
--- a/platform/commonUI/browse/src/navigation/NavigateAction.js
+++ b/platform/commonUI/browse/src/navigation/NavigateAction.js
@@ -44,10 +44,6 @@ define(
          *          navigation has been updated
          */
         NavigateAction.prototype.perform = function () {
-            var self = this,
-                navigateTo = this.domainObject,
-                currentObject = self.navigationService.getNavigation();
-
             if (this.navigationService.shouldNavigate()) {
                 this.navigationService.setNavigation(this.domainObject, true);
                 return Promise.resolve({});
diff --git a/platform/commonUI/browse/test/BrowseControllerSpec.js b/platform/commonUI/browse/test/BrowseControllerSpec.js
index 18a59f0ea9..42490b7de4 100644
--- a/platform/commonUI/browse/test/BrowseControllerSpec.js
+++ b/platform/commonUI/browse/test/BrowseControllerSpec.js
@@ -24,8 +24,14 @@
  * MCTRepresentationSpec. Created by vwoeltje on 11/6/14.
  */
 define(
-    ["../src/BrowseController"],
-    function (BrowseController) {
+    [
+        "../src/BrowseController",
+        "../src/navigation/NavigationService"
+    ],
+    function (
+        BrowseController,
+        NavigationService
+    ) {
 
         describe("The browse controller", function () {
             var mockScope,
@@ -44,7 +50,7 @@ define(
             function waitsForNavigation() {
                 var calls = mockNavigationService.setNavigation.calls.length;
                 waitsFor(function () {
-                    return mockNavigationService.setNavigation.calls.length > calls ;
+                    return mockNavigationService.setNavigation.calls.length > calls;
                 });
             }
 
@@ -92,15 +98,16 @@ define(
                     "objectService",
                     ["getObjects"]
                 );
-                mockNavigationService = jasmine.createSpyObj(
-                    "navigationService",
-                    [
-                        "getNavigation",
-                        "setNavigation",
-                        "addListener",
-                        "removeListener"
-                    ]
-                );
+                mockNavigationService = new NavigationService({});
+                [
+                    "getNavigation",
+                    "setNavigation",
+                    "addListener",
+                    "removeListener"
+                ].forEach(function (method) {
+                    spyOn(mockNavigationService, method)
+                        .andCallThrough();
+                });
                 mockRootObject = jasmine.createSpyObj(
                     "rootObjectContainer",
                     ["getId", "getCapability", "getModel", "useCapability", "hasCapability"]
diff --git a/platform/commonUI/browse/test/navigation/NavigateActionSpec.js b/platform/commonUI/browse/test/navigation/NavigateActionSpec.js
index f9b756eeaa..1299a0021e 100644
--- a/platform/commonUI/browse/test/navigation/NavigateActionSpec.js
+++ b/platform/commonUI/browse/test/navigation/NavigateActionSpec.js
@@ -23,145 +23,74 @@
 /**
  * MCTRepresentationSpec. Created by vwoeltje on 11/6/14.
  */
-define(
-    ["../../src/navigation/NavigateAction"],
-    function (NavigateAction) {
+define([
+    "../../src/navigation/NavigateAction"
+], function (
+    NavigateAction
+) {
 
-        describe("The navigate action", function () {
-            var mockNavigationService,
-                mockQ,
-                mockDomainObject,
-                mockPolicyService,
-                mockNavigatedObject,
-                mockWindow,
-                capabilities,
-                action;
+    describe("The navigate action", function () {
+        var mockNavigationService,
+            mockDomainObject,
+            action;
 
-            function mockPromise(value) {
-                return {
-                    then: function (callback) {
-                        return mockPromise(callback(value));
-                    }
-                };
-            }
 
-            beforeEach(function () {
-                capabilities = {};
-
-                mockQ = { when: mockPromise };
-                mockNavigatedObject = jasmine.createSpyObj(
-                    "domainObject",
-                    [
-                        "getId",
-                        "getModel",
-                        "hasCapability",
-                        "getCapability"
-                    ]
-                );
-
-                capabilities.editor = jasmine.createSpyObj("editorCapability", [
-                    "isEditContextRoot",
-                    "finish"
-                ]);
-
-                mockNavigatedObject.getCapability.andCallFake(function (capability) {
-                    return capabilities[capability];
-                });
-                mockNavigatedObject.hasCapability.andReturn(false);
-
-                mockNavigationService = jasmine.createSpyObj(
-                    "navigationService",
-                    [
-                        "setNavigation",
-                        "getNavigation"
-                    ]
-                );
-                mockNavigationService.getNavigation.andReturn(mockNavigatedObject);
-
-                mockDomainObject = jasmine.createSpyObj(
-                    "domainObject",
-                    [
-                        "getId",
-                        "getModel"
-                    ]
-                );
-
-                mockPolicyService = jasmine.createSpyObj("policyService",
-                    [
-                        "allow"
-                    ]);
-                mockWindow = jasmine.createSpyObj("$window",
-                    [
-                        "confirm"
-                    ]);
-
-                action = new NavigateAction(
-                    mockNavigationService,
-                    mockQ,
-                    mockPolicyService,
-                    mockWindow,
-                    { domainObject: mockDomainObject }
-                );
+        function waitForCall() {
+            var called = false;
+            waitsFor(function () {
+                return called;
             });
+            return function () {
+                called = true;
+            };
+        }
 
-            it("invokes the policy service to determine if navigation" +
-                " allowed", function () {
-                action.perform();
-                expect(mockPolicyService.allow)
-                    .toHaveBeenCalledWith("navigation", jasmine.any(Object), jasmine.any(Object), jasmine.any(Function));
-            });
+        beforeEach(function () {
+            mockNavigationService = jasmine.createSpyObj(
+                "navigationService",
+                [
+                    "shouldNavigate",
+                    "setNavigation"
+                ]
+            );
 
-            it("prompts user if policy rejection", function () {
-                action.perform();
-                expect(mockPolicyService.allow).toHaveBeenCalled();
-                mockPolicyService.allow.mostRecentCall.args[3]();
-                expect(mockWindow.confirm).toHaveBeenCalled();
-            });
-
-            describe("shows a prompt", function () {
-                beforeEach(function () {
-                    // Ensure the allow callback is called synchronously
-                    mockPolicyService.allow.andCallFake(function () {
-                        return arguments[3]();
-                    });
-                });
-                it("does not navigate on prompt rejection", function () {
-                    mockWindow.confirm.andReturn(false);
-                    action.perform();
-                    expect(mockNavigationService.setNavigation)
-                        .not.toHaveBeenCalled();
-                });
-
-                it("does navigate on prompt acceptance", function () {
-                    mockWindow.confirm.andReturn(true);
-                    action.perform();
-                    expect(mockNavigationService.setNavigation)
-                        .toHaveBeenCalled();
-                });
-            });
-
-            describe("in edit mode", function () {
-                beforeEach(function () {
-                    mockNavigatedObject.hasCapability.andCallFake(function (capability) {
-                        return capability === "editor";
-                    });
-                    capabilities.editor.isEditContextRoot.andReturn(true);
-                });
-
-                it("finishes editing if in edit mode", function () {
-                    action.perform();
-                    expect(capabilities.editor.finish)
-                        .toHaveBeenCalled();
-                });
-            });
-
-            it("is only applicable when a domain object is in context", function () {
-                expect(NavigateAction.appliesTo({})).toBeFalsy();
-                expect(NavigateAction.appliesTo({
-                    domainObject: mockDomainObject
-                })).toBeTruthy();
-            });
+            mockDomainObject = {};
 
+            action = new NavigateAction(
+                mockNavigationService,
+                { domainObject: mockDomainObject }
+            );
         });
-    }
-);
+
+        it("sets navigation if it is allowed", function () {
+            mockNavigationService.shouldNavigate.andReturn(true);
+            action.perform()
+                .then(waitForCall());
+            runs(function () {
+                expect(mockNavigationService.setNavigation)
+                    .toHaveBeenCalledWith(mockDomainObject, true);
+            });
+        });
+
+        it("does not set navigation if it is not allowed", function () {
+            mockNavigationService.shouldNavigate.andReturn(false);
+            var onSuccess = jasmine.createSpy('onSuccess');
+            action.perform()
+                .then(onSuccess, waitForCall());
+            runs(function () {
+                expect(onSuccess).not.toHaveBeenCalled();
+                expect(mockNavigationService.setNavigation)
+                    .not
+                    .toHaveBeenCalledWith(mockDomainObject);
+            });
+        });
+
+        it("is only applicable when a domain object is in context", function () {
+            expect(NavigateAction.appliesTo({})).toBeFalsy();
+            expect(NavigateAction.appliesTo({
+                domainObject: mockDomainObject
+            })).toBeTruthy();
+        });
+
+    });
+});
diff --git a/platform/commonUI/browse/test/navigation/NavigationServiceSpec.js b/platform/commonUI/browse/test/navigation/NavigationServiceSpec.js
index 8f03a3f090..5a2cb63f0b 100644
--- a/platform/commonUI/browse/test/navigation/NavigationServiceSpec.js
+++ b/platform/commonUI/browse/test/navigation/NavigationServiceSpec.js
@@ -28,10 +28,12 @@ define(
     function (NavigationService) {
 
         describe("The navigation service", function () {
-            var navigationService;
+            var $window,
+                navigationService;
 
             beforeEach(function () {
-                navigationService = new NavigationService();
+                $window = jasmine.createSpyObj('$window', ['confirm']);
+                navigationService = new NavigationService($window);
             });
 
             it("stores navigation state", function () {
diff --git a/platform/commonUI/edit/src/controllers/EditObjectController.js b/platform/commonUI/edit/src/controllers/EditObjectController.js
index e2d4b5e60a..86438b1ae9 100644
--- a/platform/commonUI/edit/src/controllers/EditObjectController.js
+++ b/platform/commonUI/edit/src/controllers/EditObjectController.js
@@ -70,7 +70,7 @@ define(
                 cancelEditing(domainObject);
             });
 
-            function setViewForDomainObject(domainObject) {
+            function setViewForDomainObject() {
 
                 var locationViewKey = $location.search().view;
 
@@ -87,7 +87,7 @@ define(
                 }
             }
 
-            setViewForDomainObject($scope.domainObject);
+            setViewForDomainObject();
 
             $scope.doAction = function (action) {
                 return $scope[action] && $scope[action]();
diff --git a/platform/commonUI/edit/test/controllers/EditControllerSpec.js b/platform/commonUI/edit/test/controllers/EditObjectControllerSpec.js
similarity index 61%
rename from platform/commonUI/edit/test/controllers/EditControllerSpec.js
rename to platform/commonUI/edit/test/controllers/EditObjectControllerSpec.js
index c02d694b08..60c3d9a8ee 100644
--- a/platform/commonUI/edit/test/controllers/EditControllerSpec.js
+++ b/platform/commonUI/edit/test/controllers/EditObjectControllerSpec.js
@@ -24,32 +24,19 @@ define(
     ["../../src/controllers/EditObjectController"],
     function (EditObjectController) {
 
-        describe("The Edit mode controller", function () {
+        describe("The Edit Object controller", function () {
             var mockScope,
                 mockObject,
-                mockType,
+                testViews,
+                mockEditorCapability,
                 mockLocation,
+                mockNavigationService,
+                removeCheck,
                 mockStatusCapability,
                 mockCapabilities,
-                mockPolicyService,
                 controller;
 
-            // Utility function; look for a $watch on scope and fire it
-            function fireWatch(expr, value) {
-                mockScope.$watch.calls.forEach(function (call) {
-                    if (call.args[0] === expr) {
-                        call.args[1](value);
-                    }
-                });
-            }
-
             beforeEach(function () {
-                mockPolicyService = jasmine.createSpyObj(
-                    "policyService",
-                    [
-                        "allow"
-                    ]
-                );
                 mockScope = jasmine.createSpyObj(
                     "$scope",
                     ["$on", "$watch"]
@@ -58,16 +45,16 @@ define(
                     "domainObject",
                     ["getId", "getModel", "getCapability", "hasCapability", "useCapability"]
                 );
-                mockType = jasmine.createSpyObj(
-                    "type",
-                    ["hasFeature"]
+                mockEditorCapability = jasmine.createSpyObj(
+                    "mockEditorCapability",
+                    ["isEditContextRoot", "dirty", "finish"]
                 );
                 mockStatusCapability = jasmine.createSpyObj('statusCapability',
                     ["get"]
                 );
 
                 mockCapabilities = {
-                    "type" : mockType,
+                    "editor" : mockEditorCapability,
                     "status": mockStatusCapability
                 };
 
@@ -75,52 +62,70 @@ define(
                     ["search"]
                 );
                 mockLocation.search.andReturn({"view": "fixed"});
+                mockNavigationService = jasmine.createSpyObj('navigationService',
+                    ["checkBeforeNavigation"]
+                );
+
+                removeCheck = jasmine.createSpy('removeCheck');
+                mockNavigationService.checkBeforeNavigation.andReturn(removeCheck);
 
                 mockObject.getId.andReturn("test");
                 mockObject.getModel.andReturn({ name: "Test object" });
                 mockObject.getCapability.andCallFake(function (key) {
                     return mockCapabilities[key];
                 });
-                mockType.hasFeature.andReturn(true);
 
-                mockScope.domainObject = mockObject;
-
-                controller = new EditObjectController(
-                    mockScope,
-                    mockLocation,
-                    mockPolicyService
-                );
-            });
-
-            it("exposes a warning message for unload", function () {
-                var errorMessage = "Unsaved changes";
-
-                // Normally, should be undefined
-                expect(controller.getUnloadWarning()).toBeUndefined();
-
-                // Override the policy service to prevent navigation
-                mockPolicyService.allow.andCallFake(function (category, object, context, callback) {
-                    callback(errorMessage);
-                });
-
-                // Should have some warning message here now
-                expect(controller.getUnloadWarning()).toEqual(errorMessage);
-            });
-
-
-            it("sets the active view from query parameters", function () {
-                var testViews = [
-                        { key: 'abc' },
-                        { key: 'def', someKey: 'some value' },
-                        { key: 'xyz' }
-                    ];
+                testViews = [
+                    { key: 'abc' },
+                    { key: 'def', someKey: 'some value' },
+                    { key: 'xyz' }
+                ];
 
                 mockObject.useCapability.andCallFake(function (c) {
                     return (c === 'view') && testViews;
                 });
                 mockLocation.search.andReturn({ view: 'def' });
 
-                fireWatch('domainObject', mockObject);
+                mockScope.domainObject = mockObject;
+
+                controller = new EditObjectController(
+                    mockScope,
+                    mockLocation,
+                    mockNavigationService
+                );
+            });
+
+            it("adds a check before navigation", function () {
+                expect(mockNavigationService.checkBeforeNavigation)
+                    .toHaveBeenCalledWith(jasmine.any(Function));
+
+                var checkFn = mockNavigationService.checkBeforeNavigation.mostRecentCall.args[0];
+
+                mockEditorCapability.isEditContextRoot.andReturn(false);
+                mockEditorCapability.dirty.andReturn(false);
+
+                expect(checkFn()).toBe(false);
+
+                mockEditorCapability.isEditContextRoot.andReturn(true);
+                expect(checkFn()).toBe(false);
+
+                mockEditorCapability.dirty.andReturn(true);
+                expect(checkFn())
+                    .toBe("Continuing will cause the loss of any unsaved changes.");
+
+            });
+
+            it("cleans up on destroy", function () {
+                expect(mockScope.$on)
+                    .toHaveBeenCalledWith("$destroy", jasmine.any(Function));
+
+                mockScope.$on.mostRecentCall.args[1]();
+
+                expect(mockEditorCapability.finish).toHaveBeenCalled();
+                expect(removeCheck).toHaveBeenCalled();
+            });
+
+            it("sets the active view from query parameters", function () {
                 expect(mockScope.representation.selected)
                     .toEqual(testViews[1]);
             });
diff --git a/platform/commonUI/edit/test/representers/EditRepresenterSpec.js b/platform/commonUI/edit/test/representers/EditRepresenterSpec.js
deleted file mode 100644
index cb766f95a7..0000000000
--- a/platform/commonUI/edit/test/representers/EditRepresenterSpec.js
+++ /dev/null
@@ -1,122 +0,0 @@
-/*****************************************************************************
- * Open MCT, Copyright (c) 2014-2016, United States Government
- * as represented by the Administrator of the National Aeronautics and Space
- * Administration. All rights reserved.
- *
- * Open MCT 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 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.
- *****************************************************************************/
-
-define(
-    ["../../src/representers/EditRepresenter"],
-    function (EditRepresenter) {
-
-        describe("The Edit mode representer", function () {
-            var mockQ,
-                mockLog,
-                mockScope,
-                testRepresentation,
-                mockDomainObject,
-                mockStatusCapability,
-                mockEditorCapability,
-                mockCapabilities,
-                representer;
-
-            function mockPromise(value) {
-                return {
-                    then: function (callback) {
-                        return mockPromise(callback(value));
-                    }
-                };
-            }
-
-            beforeEach(function () {
-                mockQ = { when: mockPromise };
-                mockLog = jasmine.createSpyObj("$log", ["info", "debug"]);
-                mockScope = jasmine.createSpyObj("$scope", ["$watch", "$on"]);
-                testRepresentation = { key: "test" };
-                mockDomainObject = jasmine.createSpyObj("domainObject", [
-                    "getId",
-                    "getModel",
-                    "getCapability",
-                    "useCapability",
-                    "hasCapability"
-                ]);
-                mockStatusCapability =
-                    jasmine.createSpyObj("statusCapability", ["listen"]);
-                mockEditorCapability =
-                    jasmine.createSpyObj("editorCapability", ["isEditContextRoot"]);
-
-                mockCapabilities = {
-                    'status': mockStatusCapability,
-                    'editor': mockEditorCapability
-                };
-
-                mockDomainObject.getModel.andReturn({});
-                mockDomainObject.hasCapability.andReturn(true);
-                mockDomainObject.useCapability.andReturn(true);
-                mockDomainObject.getCapability.andCallFake(function (capability) {
-                    return mockCapabilities[capability];
-                });
-
-                representer = new EditRepresenter(mockQ, mockLog, mockScope);
-                representer.represent(testRepresentation, mockDomainObject);
-            });
-
-            it("provides a commit method in scope", function () {
-                expect(mockScope.commit).toEqual(jasmine.any(Function));
-            });
-
-            it("Sets edit view template on edit mode", function () {
-                mockStatusCapability.listen.mostRecentCall.args[0](['editing']);
-                mockEditorCapability.isEditContextRoot.andReturn(true);
-                expect(mockScope.viewObjectTemplate).toEqual('edit-object');
-            });
-
-            it("Cleans up listeners on scope destroy", function () {
-                representer.listenHandle = jasmine.createSpy('listen');
-                mockScope.$on.mostRecentCall.args[1]();
-                expect(representer.listenHandle).toHaveBeenCalled();
-            });
-
-            it("mutates upon observed changes", function () {
-                mockScope.model = { someKey: "some value" };
-                mockScope.configuration = { someConfiguration: "something" };
-
-                mockScope.commit("Some message");
-
-                // Should have mutated the object...
-                expect(mockDomainObject.useCapability).toHaveBeenCalledWith(
-                    "mutation",
-                    jasmine.any(Function)
-                );
-
-                // Finally, check that the provided mutation function
-                // includes both model and configuration
-                expect(
-                    mockDomainObject.useCapability.mostRecentCall.args[1]()
-                ).toEqual({
-                    someKey: "some value",
-                    configuration: {
-                        test: { someConfiguration: "something" }
-                    }
-                });
-            });
-
-
-        });
-    }
-);
diff --git a/platform/commonUI/general/src/directives/MCTTree.js b/platform/commonUI/general/src/directives/MCTTree.js
index cae72d497b..d5ab64fc30 100644
--- a/platform/commonUI/general/src/directives/MCTTree.js
+++ b/platform/commonUI/general/src/directives/MCTTree.js
@@ -29,7 +29,7 @@ define([
             if (!scope.allowSelection) {
                 scope.allowSelection = function () {
                     return true;
-                }
+                };
             }
             if (!scope.onSelection) {
                 scope.onSelection = function () {};
diff --git a/platform/commonUI/general/test/directives/MCTTreeSpec.js b/platform/commonUI/general/test/directives/MCTTreeSpec.js
index bd8e17117a..3512731429 100644
--- a/platform/commonUI/general/test/directives/MCTTreeSpec.js
+++ b/platform/commonUI/general/test/directives/MCTTreeSpec.js
@@ -19,10 +19,12 @@
  * this source code distribution or the Licensing information page available
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
+/* global console*/
 
 define([
-    '../../src/directives/MCTTree'
-], function (MCTTree) {
+    '../../src/directives/MCTTree',
+    '../../src/ui/TreeView'
+], function (MCTTree, TreeView) {
     describe("The mct-tree directive", function () {
         var mockParse,
             mockGestureService,
@@ -50,6 +52,7 @@ define([
             mockExpr = jasmine.createSpy('expr');
             mockExpr.assign = jasmine.createSpy('assign');
             mockParse.andReturn(mockExpr);
+            spyOn(TreeView.prototype, 'observe').andCallThrough();
 
             mctTree = new MCTTree(mockParse, mockGestureService);
         });
@@ -58,8 +61,13 @@ define([
             expect(mctTree.restrict).toEqual("E");
         });
 
-        it("two-way binds to mctObject and mctModel", function () {
-            expect(mctTree.scope).toEqual({ mctObject: "=", mctModel: "=" });
+        it("two-way binds", function () {
+            expect(mctTree.scope).toEqual({
+                rootObject: "=",
+                selectedObject: "=",
+                allowSelection: "=?",
+                onSelection: "=?"
+            });
         });
 
         describe("link", function () {
@@ -81,16 +89,16 @@ define([
                 expect(mockElement.append).toHaveBeenCalled();
             });
 
-            it("watches for mct-model's expression in the parent", function () {
+            it("watches for selected-object expression in the parent", function () {
                 expect(mockScope.$watch).toHaveBeenCalledWith(
-                    "mctModel",
+                    "selectedObject",
                     jasmine.any(Function)
                 );
             });
 
-            it("watches for changes to mct-object", function () {
+            it("watches for changes to root-object", function () {
                 expect(mockScope.$watch).toHaveBeenCalledWith(
-                    "mctObject",
+                    "rootObject",
                     jasmine.any(Function)
                 );
             });
@@ -102,6 +110,10 @@ define([
                 );
             });
 
+            it("watches for changes in tree view", function () {
+
+            });
+
             // https://github.com/nasa/openmct/issues/1114
             it("does not trigger $apply during $watches", function () {
                 mockScope.mctObject = makeMockDomainObject('root');
@@ -111,14 +123,18 @@ define([
                 });
                 expect(mockScope.$apply).not.toHaveBeenCalled();
             });
-            it("does trigger $apply from other value changes", function () {
+            it("does trigger $apply from tree manipulation", function () {
+                if (/PhantomJS/g.test(window.navigator.userAgent)) {
+                    console.log('Unable to run test in PhantomJS due to lack of support for event constructors');
+                    return;
+                }
                 // White-boxy; we know this is the setter for the tree's value
-                var treeValueFn = mockScope.$watch.calls[0].args[1];
+                var treeValueFn = TreeView.prototype.observe.calls[0].args[0];
 
                 mockScope.mctObject = makeMockDomainObject('root');
                 mockScope.mctMode = makeMockDomainObject('selection');
 
-                treeValueFn(makeMockDomainObject('other'));
+                treeValueFn(makeMockDomainObject('other'), new MouseEvent("click"));
 
                 expect(mockScope.$apply).toHaveBeenCalled();
             });
diff --git a/platform/commonUI/general/test/ui/TreeViewSpec.js b/platform/commonUI/general/test/ui/TreeViewSpec.js
index 4337bc5bcd..ef8514a60b 100644
--- a/platform/commonUI/general/test/ui/TreeViewSpec.js
+++ b/platform/commonUI/general/test/ui/TreeViewSpec.js
@@ -289,8 +289,9 @@ define([
             });
 
             it("notifies listeners when value is changed", function () {
-                treeView.value(mockDomainObject);
-                expect(mockCallback).toHaveBeenCalledWith(mockDomainObject);
+                treeView.value(mockDomainObject, {some: event});
+                expect(mockCallback)
+                    .toHaveBeenCalledWith(mockDomainObject, {some: event});
             });
 
             it("does not notify listeners when deactivated", function () {