From 386f1f20ff380a5046edd33ef4578c11d989bf4b Mon Sep 17 00:00:00 2001
From: Victor Woeltjen <victor.woeltjen@nasa.gov>
Date: Wed, 2 Dec 2015 10:49:18 -0800
Subject: [PATCH] [Representation] Test switching between links

Add test case to verify that representation gets refreshed
when switching among two linked instances of the same
domain object.
---
 .../test/MCTRepresentationSpec.js             | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/platform/representation/test/MCTRepresentationSpec.js b/platform/representation/test/MCTRepresentationSpec.js
index 30fed7c0ca..141f2227f3 100644
--- a/platform/representation/test/MCTRepresentationSpec.js
+++ b/platform/representation/test/MCTRepresentationSpec.js
@@ -247,6 +247,54 @@ define(
                 mockScope.$watch.calls[0].args[1]();
                 expect(mockScope.testCapability).toBeUndefined();
             });
+
+            it("detects changes among linked instances", function () {
+                var mockContext = jasmine.createSpyObj('context', ['getPath']),
+                    mockContext2 = jasmine.createSpyObj('context', ['getPath']),
+                    mockLink = jasmine.createSpyObj(
+                        'linkedObject',
+                        DOMAIN_OBJECT_METHODS
+                    ),
+                    mockParent = jasmine.createSpyObj(
+                        'parentObject',
+                        DOMAIN_OBJECT_METHODS
+                    ),
+                    callCount;
+
+                mockDomainObject.getCapability.andCallFake(function (c) {
+                    return c === 'context' && mockContext;
+                });
+                mockLink.getCapability.andCallFake(function (c) {
+                    return c === 'context' && mockContext2;
+                });
+                mockDomainObject.hasCapability.andCallFake(function (c) {
+                    return c === 'context';
+                });
+                mockLink.hasCapability.andCallFake(function (c) {
+                    return c === 'context';
+                });
+                mockLink.getModel.andReturn({});
+
+                mockContext.getPath.andReturn([mockDomainObject]);
+                mockContext2.getPath.andReturn([mockParent, mockLink]);
+
+                mockLink.getId.andReturn('test-id');
+                mockDomainObject.getId.andReturn('test-id');
+
+                mockParent.getId.andReturn('parent-id');
+
+                mockScope.key = "abc";
+                mockScope.domainObject = mockDomainObject;
+
+                mockScope.$watch.calls[0].args[1]();
+                callCount = mockChangeTemplate.calls.length;
+
+                mockScope.domainObject = mockLink;
+                mockScope.$watch.calls[0].args[1]();
+
+                expect(mockChangeTemplate.calls.length)
+                    .toEqual(callCount + 1);
+            });
         });
     }
 );