Added test.

Author: ryanfox1985

spec/annotate/annotate_routes_spec.rb

@@ -32,6 +32,15 @@ def mock_file(stubs={})
       AnnotateRoutes.do_annotations
     end
 
+    it 'should insert annotations if file does not contain annotations and ignore routes' do
+      expect(File).to receive(:read).with(ROUTE_FILE).and_return("")
+      expect(File).to receive(:open).with(ROUTE_FILE, 'wb').and_yield(mock_file)
+      expect(@mock_file).to receive(:puts).with("\n# == Route Map\n#\n")
+      expect(AnnotateRoutes).to receive(:puts).with(ANNOTATION_ADDED)
+
+      AnnotateRoutes.do_annotations(ignore_routes: 'my_route')
+    end
+
     it 'should skip annotations if file does already contain annotation' do
       expect(File).to receive(:read).with(ROUTE_FILE).and_return("\n# == Route Map\n#\n")
       expect(AnnotateRoutes).to receive(:puts).with(FILE_UNCHANGED)