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# coding=utf-8
"""Test base inkex module functionality"""
from __future__ import absolute_import, print_function, unicode_literals
import warnings
from inkex.deprecated import _deprecated
from inkex.tester import TestCase
class DeprecatedTests(TestCase):
"""Test ways in which we deprecate code"""
maxDiff = 10000
def assertDeprecated(self, call, msg, *args, **kwargs): # pylint: disable=invalid-name
"""Catch deprecation warnings and test their output"""
with warnings.catch_warnings(record=True) as warns:
warnings.simplefilter("always")
call(*args, **kwargs)
if msg is None:
self.assertFalse(warns, "Expected no warnings, got warnings!")
else:
self.assertTrue(warns, "No warning was returned, expected warning!")
if msg is not False:
self.assertEqual(str(warns[0].category.__name__), "DeprecationWarning")
return warns[0]
def test_warning(self):
"""What happens when we deprecate things"""
self.assertDeprecated(_deprecated, None, "", stack=0, level=0)
self.assertDeprecated(_deprecated, "FOO", "FOO", stack=0, level=1)
def test_traceback(self):
"""Traceback is possible for deprecation warnings"""
warn = self.assertDeprecated(_deprecated, False, "BAR", stack=0, level=2)
self.assertIn("inkex/deprecated.py", str(warn.message))
self.assertIn("test_inkex_deprecated.py", str(warn.message))
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