public void ArpScanner_GetRespondingMachines_Starts_ArpScan_Process()
{
// Arrange
IProcessWrapper mockProcessWrapper = GetMockProcessWrapper(new string[] { null });
_processWrapperFactory.Stub(x => x.GetNewProcessWrapper()).Return(mockProcessWrapper);
var sut = new ArpScanner(_processWrapperFactory);
// Act
sut.GetRespondingMachines();
// Assert
mockProcessWrapper.AssertWasCalled(x => x.Start(), options => options.Repeat.Once());
}