Skip to content

Add tests for reshape function. #48

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
hzhangxyz merged 1 commit into from
Aug 10, 2025
Merged

Add tests for reshape function. #48

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
17 changes: 17 additions & 0 deletions tests/reshape_test.py
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
import pytest
import torch
from grassmann_tensor import GrassmannTensor


@pytest.mark.parametrize("arrow", [(i, j, k, l, m) for i in [False, True] for j in [False, True] for k in [False, True] for l in [False, True] for m in [False, True]])
@pytest.mark.parametrize("plan_range", [(i, j) for i in range(5) for j in range(5) if j > i])
def test_reshape_consistency(arrow: tuple[bool, ...], plan_range: tuple[int, int]) -> None:
l, h = plan_range
if not all(arrow[l:h]) and any(arrow[l:h]):
pytest.skip("Invalid reshape plan for the given arrow configuration.")
edge = (2, 2)
a = GrassmannTensor(arrow, (edge, edge, edge, edge, edge), torch.randn([4, 4, 4, 4, 4]))
plan = tuple([-1] * l + [4**(h - l)] + [-1] * (5 - h))
b = a.reshape(plan)
c = b.reshape(a.edges)
assert torch.allclose(a.tensor, c.tensor)