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());
}
/// <summary>
/// Test runner - Test that GetRespondingMachines continues if ReadLine content is invalid.
/// </summary>
/// <param name="content">ReadLine content.</param>
private void GetRespondingMachinesShouldContinueIfReadLineContentInvalid_TestRunner(string content)
{
// Arrange
IProcessWrapper mockProcessWrapper = GetMockProcessWrapper(new string[] { content, null });
_processWrapperFactory.Stub(x => x.GetNewProcessWrapper()).Return(mockProcessWrapper);
var sut = new ArpScanner(_processWrapperFactory);
// Act
IEnumerable <IPAddress> scanResults = sut.GetRespondingMachines();
// Assert
Assert.IsFalse(scanResults.Any());
}
public void ArpScanner_GetResponding_Machines_Only_Returns_Valid_IP_Addresses()
{
// Arrange
const int IP_ADDRESS_COUNT = 1;
const string INVALID_IP_ADDRESS = "300.0.0.1";
const string VALID_IP_ADDRESS = "127.0.0.1";
IProcessWrapper mockProcessWrapper = GetMockProcessWrapper(new string[] { INVALID_IP_ADDRESS + " OK", VALID_IP_ADDRESS + " OK", null });
_processWrapperFactory.Stub(x => x.GetNewProcessWrapper()).Return(mockProcessWrapper);
var sut = new ArpScanner(_processWrapperFactory);
// Act
IEnumerable <IPAddress> scanResults = sut.GetRespondingMachines();
// Assert
Assert.AreEqual(IP_ADDRESS_COUNT, scanResults.Count());
Assert.AreEqual(VALID_IP_ADDRESS, scanResults.First().ToString());
}
public void ArpScanner_GetRespondingMachines_Should_Return_Responding_IP_Address_List()
{
// Arrange
const int IP_ADDRESS_COUNT = 2;
const string IP_ADDRESS1 = "127.0.0.1";
const string IP_ADDRESS2 = "192.168.1.1";
IProcessWrapper mockProcessWrapper = GetMockProcessWrapper(new string[] { IP_ADDRESS1 + " OK", IP_ADDRESS2 + " OK", null });
_processWrapperFactory.Stub(x => x.GetNewProcessWrapper()).Return(mockProcessWrapper);
var sut = new ArpScanner(_processWrapperFactory);
// Act
IEnumerable <IPAddress> scanResults = sut.GetRespondingMachines();
// Assert
Assert.AreEqual(IP_ADDRESS_COUNT, scanResults.Count());
Assert.AreEqual(IP_ADDRESS1, scanResults.ElementAt(0).ToString());
Assert.AreEqual(IP_ADDRESS2, scanResults.ElementAt(1).ToString());
}