68 lines
2.5 KiB
Python
68 lines
2.5 KiB
Python
"""common test-related code."""
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import os
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import sys
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import multiprocessing
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import numpy as np
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import pytest
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__all__ = ['uses_matlab', # skip if pymatbridge and Matlab unavailable
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'uses_futures', # skip if futures unavailable
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'uses_pymatbridge', # skip if no PYWT_XSLOW environment variable
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'uses_precomputed', # skip if PYWT_XSLOW environment variable found
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'matlab_result_dict_cwt', # dict with precomputed Matlab dwt data
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'matlab_result_dict_dwt', # dict with precomputed Matlab cwt data
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'futures', # the futures module or None
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'max_workers', # the number of workers available to futures
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'size_set', # the set of Matlab tests to run
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]
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try:
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if sys.version_info[0] == 2:
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import futures
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else:
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from concurrent import futures
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max_workers = multiprocessing.cpu_count()
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futures_available = True
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except ImportError:
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futures_available = False
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futures = None
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# check if pymatbridge + MATLAB tests should be run
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matlab_result_dict_dwt = None
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matlab_result_dict_cwt = None
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matlab_missing = True
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use_precomputed = True
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size_set = 'reduced'
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if 'PYWT_XSLOW' in os.environ:
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try:
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from pymatbridge import Matlab
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mlab = Matlab()
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matlab_missing = False
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use_precomputed = False
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size_set = 'full'
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except ImportError:
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print("To run Matlab compatibility tests you need to have MathWorks "
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"MATLAB, MathWorks Wavelet Toolbox and the pymatbridge Python "
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"package installed.")
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if use_precomputed:
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# load dictionaries of precomputed results
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data_dir = os.path.join(os.path.dirname(__file__), 'tests', 'data')
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matlab_data_file_cwt = os.path.join(
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data_dir, 'cwt_matlabR2015b_result.npz')
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matlab_result_dict_cwt = np.load(matlab_data_file_cwt)
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matlab_data_file_dwt = os.path.join(
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data_dir, 'dwt_matlabR2012a_result.npz')
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matlab_result_dict_dwt = np.load(matlab_data_file_dwt)
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uses_futures = pytest.mark.skipif(
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not futures_available, reason='futures not available')
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uses_matlab = pytest.mark.skipif(
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matlab_missing, reason='pymatbridge and/or Matlab not available')
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uses_pymatbridge = pytest.mark.skipif(
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use_precomputed,
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reason='PYWT_XSLOW set: skipping tests against precomputed Matlab results')
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uses_precomputed = pytest.mark.skipif(
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not use_precomputed,
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reason='PYWT_XSLOW not set: test against precomputed matlab tests')
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