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# Copyright (c) 2008-2012 testtools developers. See LICENSE for details.
import doctest
from testtools import TestCase
from testtools.compat import (
str_is_unicode,
_b,
_u,
)
from testtools.matchers._doctest import DocTestMatches
from testtools.tests.helpers import FullStackRunTest
from testtools.tests.matchers.helpers import TestMatchersInterface
class TestDocTestMatchesInterface(TestCase, TestMatchersInterface):
matches_matcher = DocTestMatches("Ran 1 test in ...s", doctest.ELLIPSIS)
matches_matches = ["Ran 1 test in 0.000s", "Ran 1 test in 1.234s"]
matches_mismatches = ["Ran 1 tests in 0.000s", "Ran 2 test in 0.000s"]
str_examples = [("DocTestMatches('Ran 1 test in ...s\\n')",
DocTestMatches("Ran 1 test in ...s")),
("DocTestMatches('foo\\n', flags=8)", DocTestMatches("foo", flags=8)),
]
describe_examples = [('Expected:\n Ran 1 tests in ...s\nGot:\n'
' Ran 1 test in 0.123s\n', "Ran 1 test in 0.123s",
DocTestMatches("Ran 1 tests in ...s", doctest.ELLIPSIS))]
class TestDocTestMatchesInterfaceUnicode(TestCase, TestMatchersInterface):
matches_matcher = DocTestMatches(_u("\xa7..."), doctest.ELLIPSIS)
matches_matches = [_u("\xa7"), _u("\xa7 more\n")]
matches_mismatches = ["\\xa7", _u("more \xa7"), _u("\n\xa7")]
str_examples = [("DocTestMatches(%r)" % (_u("\xa7\n"),),
DocTestMatches(_u("\xa7"))),
]
describe_examples = [(
_u("Expected:\n \xa7\nGot:\n a\n"),
"a",
DocTestMatches(_u("\xa7"), doctest.ELLIPSIS))]
class TestDocTestMatchesSpecific(TestCase):
run_tests_with = FullStackRunTest
def test___init__simple(self):
matcher = DocTestMatches("foo")
self.assertEqual("foo\n", matcher.want)
def test___init__flags(self):
matcher = DocTestMatches("bar\n", doctest.ELLIPSIS)
self.assertEqual("bar\n", matcher.want)
self.assertEqual(doctest.ELLIPSIS, matcher.flags)
def test_describe_non_ascii_bytes(self):
"""Even with bytestrings, the mismatch should be coercible to unicode
DocTestMatches is intended for text, but the Python 2 str type also
permits arbitrary binary inputs. This is a slightly bogus thing to do,
and under Python 3 using bytes objects will reasonably raise an error.
"""
header = _b("\x89PNG\r\n\x1a\n...")
if str_is_unicode:
self.assertRaises(TypeError,
DocTestMatches, header, doctest.ELLIPSIS)
return
matcher = DocTestMatches(header, doctest.ELLIPSIS)
mismatch = matcher.match(_b("GIF89a\1\0\1\0\0\0\0;"))
# Must be treatable as unicode text, the exact output matters less
self.assertTrue(unicode(mismatch.describe()))
def test_suite():
from unittest import TestLoader
return TestLoader().loadTestsFromName(__name__)
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