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import contextlib
import os
import unittest
import unittest.case
from tap.runner import TAPTestResult
from tap.tests import TestCase
from tap.tracker import Tracker
class FakeTestCase(unittest.TestCase):
def runTest(self):
pass
@contextlib.contextmanager
def subTest(self, *args, **kwargs):
try:
self._subtest = unittest.case._SubTest(self, object(), {})
yield
finally:
self._subtest = None
def __call__(self, result):
pass
class TestTAPTestResult(TestCase):
@classmethod
def _make_one(cls):
# Yep, the stream is not being closed.
stream = open(os.devnull, "w") # noqa: SIM115
result = TAPTestResult(stream, False, 0)
result.tracker = Tracker()
return result
def test_adds_error(self):
result = self._make_one()
# Python 3 does some extra testing in unittest on exceptions so fake
# the cause as if it were raised.
ex = Exception()
ex.__cause__ = None
result.addError(FakeTestCase(), (None, ex, None))
self.assertEqual(len(result.tracker._test_cases["FakeTestCase"]), 1)
def test_adds_failure(self):
result = self._make_one()
# Python 3 does some extra testing in unittest on exceptions so fake
# the cause as if it were raised.
ex = Exception()
ex.__cause__ = None
result.addFailure(FakeTestCase(), (None, ex, None))
self.assertEqual(len(result.tracker._test_cases["FakeTestCase"]), 1)
def test_adds_success(self):
result = self._make_one()
result.addSuccess(FakeTestCase())
self.assertEqual(len(result.tracker._test_cases["FakeTestCase"]), 1)
def test_adds_skip(self):
result = self._make_one()
result.addSkip(FakeTestCase(), "a reason")
self.assertEqual(len(result.tracker._test_cases["FakeTestCase"]), 1)
def test_adds_expected_failure(self):
exc = self.factory.make_exc()
result = self._make_one()
result.addExpectedFailure(FakeTestCase(), exc)
line = result.tracker._test_cases["FakeTestCase"][0]
self.assertFalse(line.ok)
self.assertEqual(line.directive.text, "TODO {}".format("(expected failure)"))
def test_adds_unexpected_success(self):
result = self._make_one()
result.addUnexpectedSuccess(FakeTestCase())
line = result.tracker._test_cases["FakeTestCase"][0]
self.assertTrue(line.ok)
self.assertEqual(line.directive.text, "TODO {}".format("(unexpected success)"))
def test_adds_subtest_success(self):
"""Test that the runner handles subtest success results."""
result = self._make_one()
test = FakeTestCase()
with test.subTest():
result.addSubTest(test, test._subtest, None)
line = result.tracker._test_cases["FakeTestCase"][0]
self.assertTrue(line.ok)
def test_adds_subtest_failure(self):
"""Test that the runner handles subtest failure results."""
result = self._make_one()
# Python 3 does some extra testing in unittest on exceptions so fake
# the cause as if it were raised.
ex = Exception()
ex.__cause__ = None
test = FakeTestCase()
with test.subTest():
result.addSubTest(test, test._subtest, (ex.__class__, ex, None))
line = result.tracker._test_cases["FakeTestCase"][0]
self.assertFalse(line.ok)
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