71 lines
2.5 KiB
Python
71 lines
2.5 KiB
Python
# Copyright 2016 NTT DATA
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import functools
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from masakari import safe_utils
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from masakari import test
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class WrappedCodeTestCase(test.NoDBTestCase):
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"""Test the get_wrapped_function utility method."""
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def _wrapper(self, function):
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@functools.wraps(function)
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def decorated_function(self, *args, **kwargs):
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function(self, *args, **kwargs)
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return decorated_function
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def test_single_wrapped(self):
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@self._wrapper
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def wrapped(self, instance, red=None, blue=None):
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pass
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func = safe_utils.get_wrapped_function(wrapped)
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func_code = func.__code__
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self.assertEqual(4, len(func_code.co_varnames))
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self.assertIn('self', func_code.co_varnames)
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self.assertIn('instance', func_code.co_varnames)
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self.assertIn('red', func_code.co_varnames)
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self.assertIn('blue', func_code.co_varnames)
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def test_double_wrapped(self):
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@self._wrapper
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@self._wrapper
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def wrapped(self, instance, red=None, blue=None):
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pass
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func = safe_utils.get_wrapped_function(wrapped)
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func_code = func.__code__
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self.assertEqual(4, len(func_code.co_varnames))
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self.assertIn('self', func_code.co_varnames)
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self.assertIn('instance', func_code.co_varnames)
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self.assertIn('red', func_code.co_varnames)
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self.assertIn('blue', func_code.co_varnames)
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def test_triple_wrapped(self):
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@self._wrapper
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@self._wrapper
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@self._wrapper
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def wrapped(self, instance, red=None, blue=None):
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pass
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func = safe_utils.get_wrapped_function(wrapped)
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func_code = func.__code__
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self.assertEqual(4, len(func_code.co_varnames))
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self.assertIn('self', func_code.co_varnames)
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self.assertIn('instance', func_code.co_varnames)
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self.assertIn('red', func_code.co_varnames)
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self.assertIn('blue', func_code.co_varnames)
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