def test_iterator_goto(self):
shape = [3, 5]
strides = [1, 3]
backstrides = [x * (y - 1) for x, y in zip(strides, shape)]
assert backstrides == [2, 12]
a = MockArray(shape, strides, 42)
i = ArrayIter(a, support.product(shape), shape, strides, backstrides)
assert not i.contiguous
s = i.reset()
assert s.index == 0
assert s._indices == [0, 0]
assert s.offset == a.start
s = i.goto(11)
assert s.index == 11
assert s._indices is None
assert s.offset == a.start + 5
def test_iterator_goto(self):
shape = [3, 5]
strides = [1, 3]
backstrides = [x * (y - 1) for x,y in zip(strides, shape)]
assert backstrides == [2, 12]
a = MockArray(shape, strides, 42)
i = ArrayIter(a, support.product(shape), shape,
strides, backstrides)
assert not i.contiguous
s = i.reset()
assert s.index == 0
assert s._indices == [0, 0]
assert s.offset == a.start
s = i.goto(11)
assert s.index == 11
assert s._indices is None
assert s.offset == a.start + 5