public void InvalidNetMaskHighThan32()
{
//Arrange
const Int32 WRONG_NET_MASK = 33;
//Act
var result = NetworkHelpers.GetIpv4SubnetFromNetMask(WRONG_NET_MASK);
//Assert
Assert.Fail();
}
public void NormalUse(Int32 netMask)
{
//Act
var result = NetworkHelpers.GetIpv4SubnetFromNetMask(netMask);
//Assert
switch (netMask)
{
case 8: Assert.AreEqual("255.0.0.0", result.ToString()); break;
case 16: Assert.AreEqual("255.255.0.0", result.ToString()); break;
case 23: Assert.AreEqual("255.255.254.0", result.ToString()); break;
case 24: Assert.AreEqual("255.255.255.0", result.ToString()); break;
case 32: Assert.AreEqual("255.255.255.255", result.ToString()); break;
default: Assert.Fail(); break;
}
}