issue #27: added $timeout.flush to tests

The extra $timout.flush() accounts for the latency threshold

test/loading-bar-interceptor.coffee

@@ -47,6 +47,8 @@ describe 'loadingBarInterceptor Service', ->
       result = data
 
     expect(cfpLoadingBar.status()).toBe 0
+    $timeout.flush()
+    $timeout.flush()
     $httpBackend.flush(1)
     expect(cfpLoadingBar.status()).toBe 1
     cfpLoadingBar.complete() # set as complete
@@ -67,6 +69,8 @@ describe 'loadingBarInterceptor Service', ->
       result = data
 
     expect(cfpLoadingBar.status()).toBe 0
+    $timeout.flush()
+    $timeout.flush()
     $httpBackend.flush(1)
     expect(cfpLoadingBar.status()).toBe 1
     cfpLoadingBar.complete() # set as complete
@@ -86,6 +90,8 @@ describe 'loadingBarInterceptor Service', ->
       result = data
 
     expect(cfpLoadingBar.status()).toBe 0
+    $timeout.flush()
+    $timeout.flush()
     $httpBackend.flush(1)
     expect(cfpLoadingBar.status()).toBe 1
     cfpLoadingBar.complete() # set as complete
@@ -102,7 +108,10 @@ describe 'loadingBarInterceptor Service', ->
     $httpBackend.expectPOST(endpoint).respond response
     $http.post(endpoint, {message: 'post'}).then (data) ->
       result = data
+
     expect(cfpLoadingBar.status()).toBe 0
+    $timeout.flush()
+    $timeout.flush()
     $httpBackend.flush(1)
     expect(cfpLoadingBar.status()).toBe 1
     $timeout.flush()
@@ -111,7 +120,10 @@ describe 'loadingBarInterceptor Service', ->
     $httpBackend.expectPOST(endpoint).respond response
     $http.post(endpoint, {message: 'post'}).then (data) ->
       result = data
+
     expect(cfpLoadingBar.status()).toBe 0
+    $timeout.flush()
+    $timeout.flush()
     $httpBackend.flush()
     expect(cfpLoadingBar.status()).toBe 1
     $timeout.flush()
@@ -125,6 +137,8 @@ describe 'loadingBarInterceptor Service', ->
       result = data
 
     expect(cfpLoadingBar.status()).toBe 0
+    $timeout.flush()
+    $timeout.flush()
     $httpBackend.flush(1)
     expect(cfpLoadingBar.status()).toBe 0.5
 
@@ -141,6 +155,8 @@ describe 'loadingBarInterceptor Service', ->
     $http.get(endpoint)
 
     expect(cfpLoadingBar.status()).toBe 0
+    $timeout.flush()
+    $timeout.flush()
     $httpBackend.flush(1)
     expect(cfpLoadingBar.status()).toBe 0.5
     $httpBackend.flush()