public void UniversalOrbitMap_NumberOfOrbits_PartAExample1() { // Arrange string map = "A)B" + Environment.NewLine + "B)C" + Environment.NewLine + "C)D" + Environment.NewLine + "COM)A"; _universalOrbitMap.UpdateFromString(map); // Act int numberOfOrbits = _universalOrbitMap.NumberOfOrbits; // Assert Assert.AreEqual(10, numberOfOrbits); }