60 lines
2.2 KiB
Python
60 lines
2.2 KiB
Python
import os
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import sys
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import unittest
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import torch
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PROJECT_ROOT = os.path.realpath(os.path.join(os.path.dirname(__file__), "..", ".."))
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MODULE_ROOT = os.path.join(PROJECT_ROOT, "modules")
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sys.path.append(MODULE_ROOT)
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from pytorch_wrapper.pt_where import PtWhere
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class TestPtWhere(unittest.TestCase):
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def setUp(self):
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"""Set up test instance."""
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self.node = PtWhere()
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# Test cases: (Condition Tensor, True Tensor, False Tensor, Expected Output)
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self.test_cases = [
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(
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torch.tensor([[True, False], [False, True]]),
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torch.tensor([[1, 2], [3, 4]]),
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torch.tensor([[5, 6], [7, 8]]),
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torch.tensor([[1, 6], [7, 4]])
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),
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(
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torch.tensor([True, False, True]),
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torch.tensor([10, 20, 30]),
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torch.tensor([100, 200, 300]),
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torch.tensor([10, 200, 30])
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),
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(
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torch.tensor([[False, False], [True, True]]),
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torch.tensor([[1.5, 2.5], [3.5, 4.5]]),
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torch.tensor([[5.5, 6.5], [7.5, 8.5]]),
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torch.tensor([[5.5, 6.5], [3.5, 4.5]])
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),
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(
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torch.tensor([[[True, False], [False, True]], [[False, True], [True, False]]]),
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torch.tensor([[[1, 2], [3, 4]], [[5, 6], [7, 8]]]),
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torch.tensor([[[9, 10], [11, 12]], [[13, 14], [15, 16]]]),
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torch.tensor([[[1, 10], [11, 4]], [[13, 6], [7, 16]]])
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),
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]
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def test_where(self):
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"""Test torch.where behavior."""
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for condition_tens, true_tens, false_tens, expected in self.test_cases:
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with self.subTest(condition_tens=condition_tens, true_tens=true_tens, false_tens=false_tens):
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result, = self.node.f(condition_tens, true_tens, false_tens)
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# Ensure return value is a tensor
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self.assertTrue(isinstance(result, torch.Tensor), "Output is not a tensor")
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# Ensure result matches expected values
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self.assertTrue(torch.equal(result, expected), f"Expected {expected}, got {result}")
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if __name__ == "__main__":
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unittest.main()
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