public void Test_AddDistanceDataToLocationDict() { var frontRoyal = "423"; var celina = "2911"; locationController.locations.LocationDict.Add(frontRoyal, new Location()); locationController.locations.LocationDict.Add(celina, new Location()); var distanceData = new Dictionary <string, double>(); distanceData.Add(frontRoyal, 600); distanceData.Add(celina, 591); locationController.AddDistanceDataToLocationDict(distanceData); Assert.Equal(600, locationController.locations.LocationDict[frontRoyal].Distance); Assert.Equal(591, locationController.locations.LocationDict[celina].Distance); }