[Search] Update tests

for 100% coverage.

platform/search/test/controllers/SearchControllerSpec.js

@@ -199,6 +199,10 @@ define(
                 mockPromise.then.mostRecentCall.args[0]({hits: [], total: 0});
                 expect(mockScope.ngModel.search).toEqual(false);
             });
+            
+            it("has a default results list to filter from", function () {
+                expect(mockScope.ngModel.filter()).toBeDefined();
+            });
         });
     }
 );

platform/search/test/services/GenericSearchProviderSpec.js

@@ -119,8 +119,12 @@ define(
                 
                 // Call through the children-getting part 
                 mockTimeout.mostRecentCall.args[0]();
+                // Array argument indicates multiple children
                 mockCapabilityPromise.then.mostRecentCall.args[0]([]);
                 mockTimeout.mostRecentCall.args[0]();
+                // Call again, but for single child
+                mockCapabilityPromise.then.mostRecentCall.args[0]({});
+                mockTimeout.mostRecentCall.args[0]();
                 
                 expect(mockWorker.postMessage).toHaveBeenCalled();
             });
@@ -150,6 +154,19 @@ define(
                 });
             });
             
+            it("gives an empty result for an empty query", function () {
+                var timestamp = Date.now(),
+                    queryOutput;
+                
+                queryOutput = provider.query('', timestamp, 1, 2);
+                expect(queryOutput.hits).toEqual([]);
+                expect(queryOutput.total).toEqual(0);
+                
+                queryOutput = provider.query();
+                expect(queryOutput.hits).toEqual([]);
+                expect(queryOutput.total).toEqual(0);
+            });
+            
             it("handles responses from the worker", function () {
                 var timestamp = Date.now(),
                     event = {