public void ReferenceTest()
{
Shape shape = new Shape(ShapeType.Map, 3, 4, 2, 7, 8, 5);
int length = shape.Length;
float[] xval = (new float[length]).Select((_, idx) => (float)(((idx * 4969 % 17 + 3) * (idx * 6577 % 13 + 5) + idx) % 8)).ToArray();
OverflowCheckedTensor x = new OverflowCheckedTensor(shape, xval);
OverflowCheckedTensor y = new OverflowCheckedTensor(shape);
Flip ope = new Flip(shape, axis: 3);
ope.Execute(x, y);
float[] y_actual = y.State;
AssertError.Tolerance(y_expect, y_actual, 1e-7f, 1e-5f, $"not equal");
}
public void ExecuteTest()
{
Random rd = new Random(1234);
{
Shape shape = new Shape(ShapeType.Map, 17, 8, 2, 4, 1, 3, 67);
for (int axis = 0; axis < shape.Ndim; axis++)
{
int stride = 1, length = shape[axis];
for (int i = 0; i < axis; i++)
{
stride *= shape[i];
}
float[] x = (new float[shape.Length]).Select((_, idx) => (float)(((idx * 4969 % 17 + 3) * (idx * 6577 % 13 + 5) + idx) % 8)).ToArray();
OverflowCheckedTensor inval = new OverflowCheckedTensor(shape, x);
OverflowCheckedTensor outval = new OverflowCheckedTensor(shape);
Flip ope = new Flip(shape, axis);
ope.Execute(inval, outval);
CollectionAssert.AreEqual(x, inval.State);
float[] y = outval.State;
int p = 0;
for (int i = 0; i < shape.Length / length; i++, p = i / stride * stride * length + i % stride)
{
for (int j = 0; j < length; j++)
{
if (y[p + (length - j - 1) * stride] != x[p + j * stride])
{
Assert.Fail($"axis:{axis} outval");
}
}
}
Assert.AreEqual(shape.Length, p);
Console.WriteLine($"pass : axis{axis}");
}
}
}
