Add an annotation-viewer-controller.coffee test

h/static/scripts/test/annotation-viewer-controller-test.coffee

@@ -30,13 +30,13 @@ describe "AnnotationViewerController", ->
       $scope: $scope or {search: {}}
       streamer: streamer or {send: ->}
       store: store or {
-        AnnotationResource: {read: ->},
+        AnnotationResource: {read: sinon.spy()},
         SearchResource: {get: ->}}
       streamFilter: streamFilter or {
         setMatchPolicyIncludeAny: -> {addClause: -> {addClause: ->}}
         getFilter: ->
       }
-      annotationMapper: annotationMapper or {}
+      annotationMapper: annotationMapper or {loadAnnotations: sinon.spy()}
     }
     locals["ctrl"] = getControllerService()(
       "AnnotationViewerController", locals)
@@ -45,3 +45,7 @@ describe "AnnotationViewerController", ->
   it "sets the isEmbedded property to false", ->
     {$scope} = createAnnotationViewerController({})
     assert.isFalse($scope.isEmbedded)
+
+  it "calls the annotation API to get the annotation", ->
+    {store} = createAnnotationViewerController({})
+    assert store.AnnotationResource.read.args[0][0].id == "test_annotation_id"