public void Setup()
{
var _ = ScalarMemoryPool.Instance;
var __ = InfoOf <byte> .Size;
shape = new Shape(2, 1, 50_000);
ndarray = np.array(Enumerable.Range(0, 100_000).ToArray()).reshape(ref shape);
iter = new NDIterator <int>((IMemoryBlock <int>)ndarray.Data <int>(), shape, null);
}
public void Case1()
{
var sh = new NDIterator <int>(np.arange(10), false);
var acc = 0;
var next = sh.HasNext;
var move = sh.MoveNext;
while (next())
{
Console.WriteLine(acc += move());
}
acc.Should().Be(Enumerable.Range(0, 10).Sum());
}
public void Case2()
{
Console.WriteLine();
var nd = np.arange(10);
var sh = new NDIterator <int>(nd, true);
int acc = 0;
for (int i = 0; i < nd.size * 10; i++, sh.HasNext())
{
var val = sh.MoveNext();
Console.WriteLine((acc += val) + " | " + val);
}
acc.Should().Be(Enumerable.Range(0, 10).Sum() * 10);
}
public void Case3_GetData_All()
{
var lhs = np.full(5, (6, 3, 3), NPTypeCode.Int32);
var slice = lhs.Storage.GetData(new int[0]);
slice.Count.Should().Be(6 * 3 * 3);
slice.Shape.IsScalar.Should().BeFalse();
slice.Shape.IsSliced.Should().BeFalse("Slicing should occurs only when lhs is already sliced.");
//via enumerator
var iter = new NDIterator <int>(slice);
for (int i = 0; i < 6 * 3 * 3; i++, iter.HasNext())
{
iter.MoveNext().Should().Be(5);
}
}
