74 lines
2.2 KiB
Python
74 lines
2.2 KiB
Python
"""
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Unit test for Pybind wrap program
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Author: Matthew Sklar, Varun Agrawal
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Date: February 2019
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"""
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# pylint: disable=import-error, wrong-import-position, too-many-branches
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import filecmp
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import os
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import os.path as path
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import sys
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import unittest
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sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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sys.path.append(os.path.normpath(os.path.abspath(os.path.join(__file__, '../../../build/wrap'))))
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import gtwrap.interface_parser as parser
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import gtwrap.template_instantiator as instantiator
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from gtwrap.pybind_wrapper import PybindWrapper
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sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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class TestWrap(unittest.TestCase):
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"""Tests for Python wrapper based on Pybind11."""
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TEST_DIR = os.path.dirname(os.path.realpath(__file__)) + "/"
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def test_geometry_python(self):
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"""
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Check generation of python geometry wrapper.
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python3 ../pybind_wrapper.py --src geometry.h --module_name
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geometry_py --out output/geometry_py.cc"
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"""
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with open(os.path.join(self.TEST_DIR, 'geometry.h'), 'r') as f:
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content = f.read()
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module = parser.Module.parseString(content)
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instantiator.instantiate_namespace_inplace(module)
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with open(self.TEST_DIR + "pybind_wrapper.tpl") as template_file:
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module_template = template_file.read()
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# Create Pybind wrapper instance
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wrapper = PybindWrapper(
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module=module,
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module_name='geometry_py',
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use_boost=False,
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top_module_namespaces=[''],
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ignore_classes=[''],
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module_template=module_template
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)
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cc_content = wrapper.wrap()
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output = path.join(self.TEST_DIR, 'actual-python/geometry_py.cpp')
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if not path.exists(path.join(self.TEST_DIR, 'actual-python')):
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os.mkdir(path.join(self.TEST_DIR, 'actual-python'))
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with open(output, 'w') as f:
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f.write(cc_content)
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expected = path.join(self.TEST_DIR, 'expected-python/geometry_pybind.cpp')
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success = filecmp.cmp(output, expected)
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if not success:
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os.system("diff {} {}".format(output, expected))
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self.assertTrue(success)
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if __name__ == '__main__':
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unittest.main()
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