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#13760: picklability tests for configparser exceptions
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‎Lib/test/test_configparser.py‎

Lines changed: 145 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1474,6 +1474,150 @@ def test_sectionproxy_repr(self):
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""")
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self.assertEqual(repr(parser['section']), '<Section: section>')
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class ExceptionPicklingTestCase(unittest.TestCase):
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"""Tests for issue #13760: ConfigParser exceptions are not picklable."""
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def test_error(self):
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import pickle
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e1 = configparser.Error('value')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(repr(e1), repr(e2))
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def test_nosectionerror(self):
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import pickle
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e1 = configparser.NoSectionError('section')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.section, e2.section)
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self.assertEqual(repr(e1), repr(e2))
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def test_nooptionerror(self):
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import pickle
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e1 = configparser.NoOptionError('option', 'section')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.section, e2.section)
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self.assertEqual(e1.option, e2.option)
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self.assertEqual(repr(e1), repr(e2))
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def test_duplicatesectionerror(self):
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import pickle
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e1 = configparser.DuplicateSectionError('section', 'source', 123)
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.section, e2.section)
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self.assertEqual(e1.source, e2.source)
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self.assertEqual(e1.lineno, e2.lineno)
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self.assertEqual(repr(e1), repr(e2))
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def test_duplicateoptionerror(self):
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import pickle
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e1 = configparser.DuplicateOptionError('section', 'option', 'source',
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123)
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.section, e2.section)
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self.assertEqual(e1.option, e2.option)
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self.assertEqual(e1.source, e2.source)
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self.assertEqual(e1.lineno, e2.lineno)
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self.assertEqual(repr(e1), repr(e2))
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def test_interpolationerror(self):
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import pickle
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e1 = configparser.InterpolationError('option', 'section', 'msg')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.section, e2.section)
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self.assertEqual(e1.option, e2.option)
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self.assertEqual(repr(e1), repr(e2))
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def test_interpolationmissingoptionerror(self):
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import pickle
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e1 = configparser.InterpolationMissingOptionError('option', 'section',
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'rawval', 'reference')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.section, e2.section)
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self.assertEqual(e1.option, e2.option)
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self.assertEqual(e1.reference, e2.reference)
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self.assertEqual(repr(e1), repr(e2))
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def test_interpolationsyntaxerror(self):
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import pickle
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e1 = configparser.InterpolationSyntaxError('option', 'section', 'msg')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.section, e2.section)
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self.assertEqual(e1.option, e2.option)
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self.assertEqual(repr(e1), repr(e2))
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def test_interpolationdeptherror(self):
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import pickle
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e1 = configparser.InterpolationDepthError('option', 'section',
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'rawval')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.section, e2.section)
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self.assertEqual(e1.option, e2.option)
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self.assertEqual(repr(e1), repr(e2))
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def test_parsingerror(self):
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import pickle
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e1 = configparser.ParsingError('source')
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e1.append(1, 'line1')
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e1.append(2, 'line2')
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e1.append(3, 'line3')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.source, e2.source)
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self.assertEqual(e1.errors, e2.errors)
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self.assertEqual(repr(e1), repr(e2))
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e1 = configparser.ParsingError(filename='filename')
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e1.append(1, 'line1')
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e1.append(2, 'line2')
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e1.append(3, 'line3')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.source, e2.source)
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self.assertEqual(e1.errors, e2.errors)
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self.assertEqual(repr(e1), repr(e2))
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def test_missingsectionheadererror(self):
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import pickle
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e1 = configparser.MissingSectionHeaderError('filename', 123, 'line')
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pickled = pickle.dumps(e1)
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e2 = pickle.loads(pickled)
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self.assertEqual(e1.message, e2.message)
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self.assertEqual(e1.args, e2.args)
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self.assertEqual(e1.line, e2.line)
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self.assertEqual(e1.source, e2.source)
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self.assertEqual(e1.lineno, e2.lineno)
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self.assertEqual(repr(e1), repr(e2))
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def test_main():
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support.run_unittest(
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ConfigParserTestCase,
@@ -1495,4 +1639,5 @@ def test_main():
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ConfigParserTestCaseNonStandardDefaultSection,
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ReadFileTestCase,
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CoverageOneHundredTestCase,
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ExceptionPicklingTestCase,
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)

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