53 lines
2.1 KiB
Python
53 lines
2.1 KiB
Python
"""`archey.test` module initialization file"""
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import logging
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import unittest
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# Disable `WARNING` log level (internally used).
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logging.disable(logging.WARNING)
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# This global stops `unittest` from printing tracebacks _beyond_ our custom assertion.
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# See <https://stackoverflow.com/a/49929579>.
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__unittest = True # pylint: disable=invalid-name
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# From <https://stackoverflow.com/a/15868615>.
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class CustomAssertions:
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"""This class defines our custom assertion methods being used in Archey unit testing"""
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@staticmethod
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def assertListEmpty(obj): # pylint: disable=invalid-name
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"""Simple method to check that passed `obj` is an **empty** `list`"""
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if not isinstance(obj, list):
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raise AssertionError("First sequence is not a list: " + str(obj))
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if obj:
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raise AssertionError("First sequence is not empty: " + str(obj))
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@staticmethod
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def assertTupleEmpty(obj): # pylint: disable=invalid-name
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"""Simple method to check that passed `obj` is an **empty** `tuple`"""
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if not isinstance(obj, tuple):
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raise AssertionError("First sequence is not a tuple: " + str(obj))
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if obj:
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raise AssertionError("First sequence is not empty: " + str(obj))
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class TestCustomAssertions(unittest.TestCase, CustomAssertions):
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"""This class implements test cases for the custom Archey unit testing framework (#inception)"""
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def test_assert_list_empty(self):
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"""Test cases for our `self.assertListEmpty` custom assertion"""
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self.assertListEmpty([])
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self.assertRaises(AssertionError, self.assertListEmpty, {})
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self.assertRaises(AssertionError, self.assertListEmpty, "test")
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self.assertRaises(AssertionError, self.assertListEmpty, ["test"])
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def test_assert_tuple_empty(self):
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"""Test cases for our `self.assertTupleEmpty` custom assertion"""
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self.assertTupleEmpty(())
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self.assertRaises(AssertionError, self.assertTupleEmpty, {})
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self.assertRaises(AssertionError, self.assertTupleEmpty, "test")
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self.assertRaises(AssertionError, self.assertTupleEmpty, ("test",))
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