# coding=utf-8 """Test base inkex module functionality""" from __future__ import absolute_import, print_function, unicode_literals from pathlib import Path 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(str(Path("inkex") / "deprecated"), str(warn.message)) self.assertIn("test_inkex_deprecated.py", str(warn.message))