public void TestToString()
{
IPAddress a = IPAddress.Parse("127.2.3.0");
Subnet mask = new Subnet(a, 24);
Assert.AreEqual("127.2.3.0/24", mask.ToString());
}
public void TestSingleIp()
{
IPAddress a = IPAddress.Parse("127.2.3.4");
IPAddress b = IPAddress.Parse("127.2.3.3");
IPAddress c = IPAddress.Parse("127.2.3.255");
IPAddress d = IPAddress.Parse("127.2.3.0");
Subnet mask = new Subnet(a, 32);
Assert.IsTrue(mask.InSubnet(a));
Assert.IsFalse(mask.InSubnet(b));
Assert.IsFalse(mask.InSubnet(c));
Assert.IsFalse(mask.InSubnet(d));
}
public void Test16()
{
IPAddress a = IPAddress.Parse("127.2.0.0");
IPAddress b = IPAddress.Parse("127.2.3.4");
IPAddress c = IPAddress.Parse("127.2.129.255");
IPAddress d = IPAddress.Parse("127.3.4.4");
Subnet mask = new Subnet(a, 16);
Assert.IsTrue(mask.InSubnet(a));
Assert.IsTrue(mask.InSubnet(b));
Assert.IsTrue(mask.InSubnet(c));
Assert.IsFalse(mask.InSubnet(d));
}
public void TestEquals()
{
Subnet a = new Subnet(IPAddress.Parse("127.2.3.4"), 32);
Subnet b = new Subnet(IPAddress.Parse("127.2.3.4"), 32);
Subnet c = new Subnet(IPAddress.Parse("127.2.3.5"), 32);
Subnet d = new Subnet(IPAddress.Parse("127.2.3.5"), 24);
Assert.IsTrue(a.Equals(b));
Assert.IsFalse(a.Equals(c));
Assert.IsFalse(a.Equals(d));
Assert.IsFalse(a.Equals(null));
}
public void TestToStringLiteral()
{
IPAddress a = IPAddress.Loopback;
Subnet mask = new Subnet(a, 32);
Assert.AreEqual("127.0.0.1/32", mask.ToString());
}
/// <summary>
/// Unblocks the specified subnet.
/// </summary>
private void Unblock(Subnet subnet)
{
if (subnet == null)
throw new ArgumentNullException("subnet");
lock (((IList)_blacklist).SyncRoot)
{
_blacklist.Remove(subnet);
}
}
/// <summary>
/// Blocks the specified subnet.
/// </summary>
public void Block(Subnet subnet)
{
if (subnet == null)
throw new ArgumentNullException("subnet");
lock (((IList)_blacklist).SyncRoot)
{
_blacklist.Add(subnet);
}
}
/// <summary>
/// Sets the subnets to be blacklisted.
/// </summary>
public void SetSubnetBlacklist(Subnet[] subnets)
{
if (subnets == null)
throw new ArgumentNullException("subnets");
lock (((IList)_blacklist).SyncRoot)
{
_blacklist.Clear();
foreach (Subnet subnet in subnets)
{
Block(subnet);
}
}
}