public void TestSubtractAddress()
{
var bcast = new IPv4Address(new byte[] { 255, 255, 255, 255 });
var any = new IPv4Address(new byte[] { 0, 0, 0, 0 });
var subtracted = bcast - bcast;
Assert.Equal(0u, subtracted);
Assert.Equal(IPAddress.Any, (IPv4Address)subtracted);
Assert.Equal(any, (IPv4Address)subtracted);
}
public void TestEmptyAddress()
{
var address = new IPv4Address(new byte[] { 0, 0, 0, 0 });
uint val = address;
long val2 = address;
Assert.Equal(0u, val);
Assert.Equal(0L, val2);
Assert.Equal(address, IPAddress.Any);
}
public void TestIncrementAddress()
{
var address = new IPv4Address(new byte[] { 255, 255, 255, 255 });
var any = new IPv4Address(new byte[] { 0, 0, 0, 0 });
var incremented = address + 1;
address++;
Assert.Equal(0u, (uint)incremented);
Assert.Equal(IPAddress.Any, incremented);
Assert.Equal(any, incremented);
Assert.Equal(0u, (uint)address);
Assert.Equal(IPAddress.Any, address);
Assert.Equal(any, address);
}
public void TestDecrementAddress()
{
var address = new IPv4Address(new byte[] { 0, 0, 0, 0 });
var bcast = new IPv4Address(new byte[] { 255, 255, 255, 255 });
var decremented = address - 1;
address--;
Assert.Equal((uint)bcast, (uint)decremented);
Assert.Equal(IPAddress.Broadcast, decremented);
Assert.Equal(bcast, decremented);
Assert.Equal(-1, (int)decremented);
Assert.Equal((uint)bcast, (uint)address);
Assert.Equal(bcast, address);
Assert.Equal(IPAddress.Broadcast, address);
Assert.Equal(-1, (int)address);
}
/// <summary>
/// Tests contains address
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public bool Contains(IPv4Address value)
{
return(value >= Low && value <= High);
}