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39 lines
1.2 KiB
Python
39 lines
1.2 KiB
Python
import unittest
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from tinygrad import Tensor, dtypes
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from tinygrad.nn.state import TensorIO
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class TestTensorIO(unittest.TestCase):
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def test_create(self):
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with self.assertRaises(ValueError):
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TensorIO(Tensor(b"Hello World").reshape(1, -1))
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with self.assertRaises(ValueError):
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TensorIO(Tensor([], dtype=dtypes.int64).reshape(1, -1))
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def test_seek(self):
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t = Tensor(b"Hello World!")
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fobj = TensorIO(t)
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self.assertEqual(fobj.tell(), 0)
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self.assertEqual(fobj.seek(1), 1)
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self.assertEqual(fobj.seek(-2, 2), len(t) - 2)
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self.assertEqual(fobj.seek(1, 1), len(t) - 1)
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self.assertEqual(fobj.seek(10, 1), len(t))
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self.assertEqual(fobj.seek(10, 2), len(t))
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self.assertEqual(fobj.seek(-10, 0), 0)
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def test_read(self):
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data = b"Hello World!"
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fobj = TensorIO(Tensor(data))
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self.assertEqual(fobj.read(1), data[:1])
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self.assertEqual(fobj.read(5), data[1:6])
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self.assertEqual(fobj.read(100), data[6:])
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self.assertEqual(fobj.read(100), b"")
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def test_read_nolen(self):
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data = b"Hello World!"
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fobj = TensorIO(Tensor(data))
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fobj.seek(2)
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self.assertEqual(fobj.read(), data[2:])
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if __name__ == '__main__':
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unittest.main()
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