107 lines
3.3 KiB
Python
107 lines
3.3 KiB
Python
from contextlib import contextmanager
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import os
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from unittest import expectedFailure, TestSuite, TextTestRunner, defaultTestLoader
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from django.test import TestCase
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from django.test.runner import DiscoverRunner
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def expectedFailureIf(condition):
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"""Marks a test as an expected failure if ``condition`` is met."""
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if condition:
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return expectedFailure
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return lambda func: func
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class DiscoverRunnerTest(TestCase):
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def test_dotted_test_module(self):
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count = DiscoverRunner().build_suite(
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["test_discovery_sample.tests_sample"],
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).countTestCases()
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self.assertEqual(count, 2)
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def test_dotted_test_class_vanilla_unittest(self):
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count = DiscoverRunner().build_suite(
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["test_discovery_sample.tests_sample.TestVanillaUnittest"],
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).countTestCases()
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self.assertEqual(count, 1)
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def test_dotted_test_class_django_testcase(self):
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count = DiscoverRunner().build_suite(
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["test_discovery_sample.tests_sample.TestDjangoTestCase"],
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).countTestCases()
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self.assertEqual(count, 1)
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def test_dotted_test_method_django_testcase(self):
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count = DiscoverRunner().build_suite(
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["test_discovery_sample.tests_sample.TestDjangoTestCase.test_sample"],
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).countTestCases()
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self.assertEqual(count, 1)
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def test_pattern(self):
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count = DiscoverRunner(
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pattern="*_tests.py",
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).build_suite(["test_discovery_sample"]).countTestCases()
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self.assertEqual(count, 1)
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def test_file_path(self):
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@contextmanager
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def change_cwd_to_tests():
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"""Change CWD to tests directory (one level up from this file)"""
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current_dir = os.path.abspath(os.path.dirname(__file__))
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tests_dir = os.path.join(current_dir, '..')
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old_cwd = os.getcwd()
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os.chdir(tests_dir)
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yield
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os.chdir(old_cwd)
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with change_cwd_to_tests():
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count = DiscoverRunner().build_suite(
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["test_discovery_sample/"],
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).countTestCases()
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self.assertEqual(count, 3)
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def test_empty_test_case(self):
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count = DiscoverRunner().build_suite(
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["test_discovery_sample.tests_sample.EmptyTestCase"],
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).countTestCases()
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self.assertEqual(count, 0)
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def test_discovery_on_package(self):
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count = DiscoverRunner().build_suite(
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["test_discovery_sample.tests"],
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).countTestCases()
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self.assertEqual(count, 1)
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def test_ignore_adjacent(self):
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"""
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When given a dotted path to a module, unittest discovery searches
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not just the module, but also the directory containing the module.
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This results in tests from adjacent modules being run when they
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should not. The discover runner avoids this behavior.
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"""
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count = DiscoverRunner().build_suite(
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["test_discovery_sample.empty"],
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).countTestCases()
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self.assertEqual(count, 0)
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def test_overrideable_test_suite(self):
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self.assertEqual(DiscoverRunner().test_suite, TestSuite)
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def test_overrideable_test_runner(self):
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self.assertEqual(DiscoverRunner().test_runner, TextTestRunner)
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def test_overrideable_test_loader(self):
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self.assertEqual(DiscoverRunner().test_loader, defaultTestLoader)
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