public void NextULongMaximumTest()
{
var random = new MockRandom();
var byteGenerator = new Random();
var buffer = new byte[8];
for (var i = 0; i < 100; i++)
{
byteGenerator.NextBytes(buffer);
random.MockNextBytes = buffer;
var value = BitConverter.ToUInt64(buffer, 0);
var maximum = unchecked ((ulong)byteGenerator.NextInt64());
Assert.AreEqual(
value % maximum, random.NextULong(maximum),
$"value={value}, maximum={maximum}, %={value % maximum}, {random.NextULong( maximum )}"
);
}
}
public void NextULongTest()
{
var byteGenerator = new Random();
var random = new MockRandom();
var buffer = new byte[8];
for (var i = 0; i < 100; i++)
{
byteGenerator.NextBytes(buffer);
random.MockNextBytes = buffer;
Assert.AreEqual(BitConverter.ToUInt64(buffer, 0), random.NextULong());
}
}
public void NextULongMinimumMaximumTest()
{
var random = new MockRandom();
Assert.ThrowsException <ArgumentOutOfRangeException>(() => random.NextULong(1, 0));
}
