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test masked assign views (#4599) 

* possible masked

* not contiguous mask
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qazal 2024-05-15 20:06:48 +08:00 committed by GitHub
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commit a4a23c40a0
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test/test_assign.py
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@ -345,6 +345,22 @@ class TestAssign(unittest.TestCase):
np.testing.assert_equal(b.numpy(), a.numpy().sum(1) + np.arange(32 * 32).reshape(32, 32))
np.testing.assert_equal(c.numpy(), a.numpy().sum(1) + np.arange(32 * 32).reshape(32, 32).transpose(1, 0))
def test_permuted_assignment_masked_view_possible(self):
a = Tensor.ones(4, 4).contiguous().realize()
b = a.shrink((None, (0, 2))).pad((None, (0, 2)), 2)
a.assign(a + b)
kc = GlobalCounters.kernel_count
a.realize()
assert GlobalCounters.kernel_count - kc == 1
np.testing.assert_equal(a.numpy(), np.ones((4, 4))+np.pad(np.ones((4, 4))[:, 0:2], ((0, 0), (0, 2)), constant_values=2))
def test_permuted_assignment_masked_view_not_contiguous(self):
a = Tensor.ones(4, 4).contiguous().realize()
with self.assertRaisesRegex(RuntimeError, "contiguous"):
b = a.shrink((None, (0, 2))).pad((None, (0, 2)), 2).permute(1, 0)
a.assign(a + b)
a.realize()
# TODO: is there a way to sneak in a permute such that it returns the wrong answer?
@unittest.skip("don't use output buffer, and mismatch dtype no longer supported")