34 lines
1.0 KiB
Python
34 lines
1.0 KiB
Python
""" Test reading of files not conforming to matlab specification
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We try and read any file that matlab reads, these files included
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"""
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from os.path import dirname, join as pjoin
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from numpy.testing import assert_
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from pytest import raises as assert_raises
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from scipy.io.matlab.mio import loadmat
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TEST_DATA_PATH = pjoin(dirname(__file__), 'data')
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def test_multiple_fieldnames():
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# Example provided by Dharhas Pothina
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# Extracted using mio5.varmats_from_mat
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multi_fname = pjoin(TEST_DATA_PATH, 'nasty_duplicate_fieldnames.mat')
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vars = loadmat(multi_fname)
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funny_names = vars['Summary'].dtype.names
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assert_(set(['_1_Station_Q', '_2_Station_Q',
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'_3_Station_Q']).issubset(funny_names))
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def test_malformed1():
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# Example from gh-6072
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# Contains malformed header data, which previously resulted into a
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# buffer overflow.
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#
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# Should raise an exception, not segfault
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fname = pjoin(TEST_DATA_PATH, 'malformed1.mat')
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with open(fname, 'rb') as f:
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assert_raises(ValueError, loadmat, f)
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