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stronger test_assign_add (#14826)

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also test self add 10 and 100 times
This commit is contained in:
chenyu
2026-02-17 08:36:09 -05:00
committed by GitHub
parent ff60dab622
commit 58fa82eef5
1 changed files with 20 additions and 34 deletions
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54
test/unit/test_assign.py
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@@ -36,42 +36,28 @@ class TestAssign(unittest.TestCase):
np.testing.assert_allclose(b.numpy(), 0)
def test_assign_add(self):
x = Tensor([0]).realize()
buf = x.uop.base.realized
x += 1
x.realize()
assert x.item() == 1
assert x.uop.base.realized is buf
def test_assign_add_twice(self):
# NOTE: this has two kernels
x = Tensor([0]).realize()
buf = x.uop.base.realized
x += 1
x += 1
x.realize()
assert x.item() == 2
# TODO: both assigns should write to the original buffer, not create a new one
with self.assertRaises(AssertionError):
assert x.uop.base.realized is buf
for T in (1, 2, 10, 100):
x = Tensor([0]).realize()
buf = x.uop.base.realized
for _ in range(T):
x += 1
x.realize()
assert x.item() == T
if T == 1:
assert x.uop.base.realized is buf
else:
# TODO: this is wrong, it should always return the same buffer
assert x.uop.base.realized is not buf
def test_assign_slice_add(self):
x = Tensor([0, 0]).realize()
buf = x.uop.base.realized
x[0] += 1
x.realize()
assert x.tolist() == [1, 0]
assert x.uop.base.realized is buf
def test_assign_slice_add_twice(self):
# NOTE: this has two kernels
x = Tensor([0, 0]).realize()
buf = x.uop.base.realized
x[0] += 1
x[0] += 1
x.realize()
assert x.tolist() == [2, 0]
assert x.uop.base.realized is buf
for T in (1, 2, 10, 100):
x = Tensor([0, 0]).realize()
buf = x.uop.base.realized
for _ in range(T):
x[0] += 1
x.realize()
assert x.tolist() == [T, 0]
assert x.uop.base.realized is buf
def test_assign_add_double(self):
def f(x):