public static void EqualsTest(UInt128 i1, object obj, bool expected)
{
if (obj is UInt128 i2)
{
Assert.Equal(expected, i1.Equals(i2));
Assert.Equal(expected, i1.GetHashCode().Equals(i2.GetHashCode()));
}
Assert.Equal(expected, i1.Equals(obj));
}
public void UInt128Test()
{
Random random = new Random();
for (int i = 0; i != 1000; ++i)
{
UInt128 value = random.NextUInt128();
// Test comparisons.
Assert.AreEqual(value, value);
Assert.AreNotEqual(value, string.Empty);
Assert.AreNotEqual(value, UInt128.MaxValue);
Assert.AreNotEqual(value, UInt128.Zero);
// ReSharper disable EqualExpressionComparison
Assert.IsTrue(value == value);
Assert.IsFalse(value != value);
Assert.IsTrue(value <= value);
Assert.IsTrue(value >= value);
// ReSharper restore EqualExpressionComparison
if (value != UInt128.MaxValue)
{
Assert.IsTrue(value < value + 1);
Assert.IsTrue(value <= value + 1);
Assert.IsTrue(value + 1 > value);
Assert.IsTrue(value + 1 >= value);
}
// Test GetHashCode
Assert.IsNotNull(value.GetHashCode());
// Test Parse()
Assert.AreEqual(value, UInt128.Parse(value.ToString()));
Assert.AreEqual(value, UInt128.Parse(value.ToString(), CultureInfo.InvariantCulture));
Assert.AreEqual(value, UInt128.Parse(value.ToString(), NumberStyles.Integer));
// Test TryParse()
UInt128 actualValue;
Assert.IsTrue(UInt128.TryParse(value.ToString(), out actualValue));
Assert.AreEqual(value, actualValue);
Assert.IsTrue(UInt128.TryParse(value.ToString(CultureInfo.InvariantCulture), out actualValue));
Assert.AreEqual(value, actualValue);
// Cast to UInt64
ulong smallValue = random.NextULong();
Assert.AreEqual(smallValue, (ulong)((UInt128)smallValue));
}
}
public void UInt128Equality()
{
UInt128 zero = UInt128.Zero;
UInt128 one = UInt128.One;
UInt128 m = UInt64.MaxValue;
UInt128 n = m + 1;
Assert.IsTrue(UInt128.MinValue == UInt128.Zero);
Assert.IsTrue(UInt128.Equals(UInt128.MaxValue, UInt128.MaxValue));
Assert.IsTrue(UInt128.One.Equals((object)UInt128.One));
Assert.IsTrue(zero != one);
Assert.IsTrue(!one.Equals(zero));
Assert.IsTrue(m + one == n);
Assert.IsTrue(n.Equals(m + one));
Assert.IsTrue(!m.Equals(null));
Assert.IsTrue((m + one).GetHashCode() == n.GetHashCode());
}
public override int GetHashCode()
{
return(v.GetHashCode());
}
public override int GetHashCode()
{
return(_state.GetHashCode());
}