public void Zero_and_one___true()
{
Assume.That(Avx2.IsSupported);
Vector256 <sbyte> left = s_zero;
Vector256 <sbyte> right = s_one;
Vector256 <sbyte> res = Avx2Helper.LessThan(left, right);
bool actual = Avx.TestC(res, s_allOnes);
Assert.IsTrue(actual);
}
public void One_4_in_5s_and_5s___true()
{
Assume.That(Avx2.IsSupported);
Vector256 <sbyte> left = Vector256.Create((sbyte)5);
Vector256 <sbyte> right = Vector256.Create((sbyte)5);
left = left.WithElement(index: 7, 4);
Vector256 <sbyte> res = Avx2Helper.LessThan(left, right);
var expected = new sbyte[32];
expected[7] = -1;
var actual = new sbyte[32];
Unsafe.As <sbyte, Vector256 <sbyte> >(ref actual[0]) = res;
CollectionAssert.AreEqual(expected, actual);
}
public void Only_one_zero_and_one___true()
{
Assume.That(Avx2.IsSupported);
Vector256 <sbyte> left = s_one;
Vector256 <sbyte> right = s_one;
left = left.WithElement(index: 3, 0);
Vector256 <sbyte> res = Avx2Helper.LessThan(left, right);
var expected = new sbyte[32];
expected[3] = -1;
var actual = new sbyte[32];
Unsafe.As <sbyte, Vector256 <sbyte> >(ref actual[0]) = res;
CollectionAssert.AreEqual(expected, actual);
}
