/// <inheritdoc />
public bool TailOverlappedBy(IIPAddressRange that)
{
return(ReferenceEquals(this, that) ||
Equals(this, that) ||
(that != null &&
that.Contains(this.Tail)));
}
/// <inheritdoc />
public bool Contains(IIPAddressRange that)
{
return(ReferenceEquals(this, that) ||
Equals(this, that) ||
(that != null &&
this.Contains(that.Head) &&
this.Contains(that.Tail)));
}
/// <inheritdoc />
public bool Touches(IIPAddressRange that)
{
return(that != null &&
this.AddressFamily == that.AddressFamily &&
((this.Tail.IsLessThan(this.Tail.AddressFamily.MaxIPAddress()) && // prevent overflow
Equals(this.Tail.Increment(), that.Head)) || // this tail appears directly before that head
(that.Tail.IsLessThan(that.Tail.AddressFamily.MaxIPAddress()) && // prevent overflow
Equals(that.Tail.Increment(), this.Head)))); // that tail appears directly before this head
}
public void Compare_Test(int expected,
IIPAddressRange x,
IIPAddressRange y)
{
// Arrange
var comparer = new DefaultIPAddressRangeComparer();
// Act
var result = comparer.Compare(x, y);
// Assert
Assert.Equal(expected, result);
}
/// <summary> /// Check for contains address range /// </summary> /// <param name="addressRange"></param> /// <returns><see langword="true" /> if the range contains head and tail of the given range</returns> public bool Contains(IIPAddressRange addressRange) => addressRange != null && addressRange.Head != null && addressRange.Tail != null && this.Contains(addressRange.Head) && this.Contains(addressRange.Tail);
