public void TestMethodCountObjects() { int typePipe = 3; int typeNodes = 2; int countPipes = 0; int countNodes = 0; var toolkitSWMM = new SWMMToolkit(); int error = toolkitSWMM.Open(f1, f2, f3); error = toolkitSWMM.Start(0); error = toolkitSWMM.CountObjects(typePipe, ref countPipes); error = toolkitSWMM.CountObjects(typeNodes, ref countNodes); Assert.AreEqual(0, error); Assert.AreEqual(21, countPipes); }