Breaking test_unittest.py into a package. Manual merge of revision 79432.

This commit is contained in:
Michael Foord 2010-03-27 12:34:21 +00:00
parent ab4d63b7f7
commit 2560e5cf53
14 changed files with 4432 additions and 4394 deletions

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,21 @@
import os
import sys
import unittest
here = os.path.dirname(__file__)
loader = unittest.defaultTestLoader
def test_suite():
suite = unittest.TestSuite()
for fn in os.listdir(here):
if fn.startswith("test") and fn.endswith(".py"):
modname = "unittest.test." + fn[:-3]
__import__(modname)
module = sys.modules[modname]
suite.addTest(loader.loadTestsFromModule(module))
return suite
if __name__ == "__main__":
unittest.main(defaultTest="test_suite")

View File

@ -0,0 +1,118 @@
import unittest
class TestEquality(object):
"""Used as a mixin for TestCase"""
# Check for a valid __eq__ implementation
def test_eq(self):
for obj_1, obj_2 in self.eq_pairs:
self.assertEqual(obj_1, obj_2)
self.assertEqual(obj_2, obj_1)
# Check for a valid __ne__ implementation
def test_ne(self):
for obj_1, obj_2 in self.ne_pairs:
self.assertNotEqual(obj_1, obj_2)
self.assertNotEqual(obj_2, obj_1)
class TestHashing(object):
"""Used as a mixin for TestCase"""
# Check for a valid __hash__ implementation
def test_hash(self):
for obj_1, obj_2 in self.eq_pairs:
try:
if not hash(obj_1) == hash(obj_2):
self.fail("%r and %r do not hash equal" % (obj_1, obj_2))
except KeyboardInterrupt:
raise
except Exception as e:
self.fail("Problem hashing %r and %r: %s" % (obj_1, obj_2, e))
for obj_1, obj_2 in self.ne_pairs:
try:
if hash(obj_1) == hash(obj_2):
self.fail("%s and %s hash equal, but shouldn't" %
(obj_1, obj_2))
except KeyboardInterrupt:
raise
except Exception as e:
self.fail("Problem hashing %s and %s: %s" % (obj_1, obj_2, e))
class LoggingResult(unittest.TestResult):
def __init__(self, log):
self._events = log
super().__init__()
def startTest(self, test):
self._events.append('startTest')
super().startTest(test)
def startTestRun(self):
self._events.append('startTestRun')
super(LoggingResult, self).startTestRun()
def stopTest(self, test):
self._events.append('stopTest')
super().stopTest(test)
def stopTestRun(self):
self._events.append('stopTestRun')
super(LoggingResult, self).stopTestRun()
def addFailure(self, *args):
self._events.append('addFailure')
super().addFailure(*args)
def addSuccess(self, *args):
self._events.append('addSuccess')
super(LoggingResult, self).addSuccess(*args)
def addError(self, *args):
self._events.append('addError')
super().addError(*args)
def addSkip(self, *args):
self._events.append('addSkip')
super(LoggingResult, self).addSkip(*args)
def addExpectedFailure(self, *args):
self._events.append('addExpectedFailure')
super(LoggingResult, self).addExpectedFailure(*args)
def addUnexpectedSuccess(self, *args):
self._events.append('addUnexpectedSuccess')
super(LoggingResult, self).addUnexpectedSuccess(*args)
class ResultWithNoStartTestRunStopTestRun(object):
"""An object honouring TestResult before startTestRun/stopTestRun."""
def __init__(self):
self.failures = []
self.errors = []
self.testsRun = 0
self.skipped = []
self.expectedFailures = []
self.unexpectedSuccesses = []
self.shouldStop = False
def startTest(self, test):
pass
def stopTest(self, test):
pass
def addError(self, test):
pass
def addFailure(self, test):
pass
def addSuccess(self, test):
pass
def wasSuccessful(self):
return True

View File

@ -0,0 +1,259 @@
import unittest
import warnings
class Test_Assertions(unittest.TestCase):
def test_AlmostEqual(self):
self.assertAlmostEqual(1.00000001, 1.0)
self.assertNotAlmostEqual(1.0000001, 1.0)
self.assertRaises(self.failureException,
self.assertAlmostEqual, 1.0000001, 1.0)
self.assertRaises(self.failureException,
self.assertNotAlmostEqual, 1.00000001, 1.0)
self.assertAlmostEqual(1.1, 1.0, places=0)
self.assertRaises(self.failureException,
self.assertAlmostEqual, 1.1, 1.0, places=1)
self.assertAlmostEqual(0, .1+.1j, places=0)
self.assertNotAlmostEqual(0, .1+.1j, places=1)
self.assertRaises(self.failureException,
self.assertAlmostEqual, 0, .1+.1j, places=1)
self.assertRaises(self.failureException,
self.assertNotAlmostEqual, 0, .1+.1j, places=0)
self.assertAlmostEqual(float('inf'), float('inf'))
self.assertRaises(self.failureException, self.assertNotAlmostEqual,
float('inf'), float('inf'))
def test_assertRaises(self):
def _raise(e):
raise e
self.assertRaises(KeyError, _raise, KeyError)
self.assertRaises(KeyError, _raise, KeyError("key"))
try:
self.assertRaises(KeyError, lambda: None)
except self.failureException as e:
self.assertIn("KeyError not raised", str(e))
else:
self.fail("assertRaises() didn't fail")
try:
self.assertRaises(KeyError, _raise, ValueError)
except ValueError:
pass
else:
self.fail("assertRaises() didn't let exception pass through")
with self.assertRaises(KeyError) as cm:
try:
raise KeyError
except Exception as e:
exc = e
raise
self.assertIs(cm.exception, exc)
with self.assertRaises(KeyError):
raise KeyError("key")
try:
with self.assertRaises(KeyError):
pass
except self.failureException as e:
self.assertIn("KeyError not raised", str(e))
else:
self.fail("assertRaises() didn't fail")
try:
with self.assertRaises(KeyError):
raise ValueError
except ValueError:
pass
else:
self.fail("assertRaises() didn't let exception pass through")
class TestLongMessage(unittest.TestCase):
"""Test that the individual asserts honour longMessage.
This actually tests all the message behaviour for
asserts that use longMessage."""
def setUp(self):
class TestableTestFalse(unittest.TestCase):
longMessage = False
failureException = self.failureException
def testTest(self):
pass
class TestableTestTrue(unittest.TestCase):
longMessage = True
failureException = self.failureException
def testTest(self):
pass
self.testableTrue = TestableTestTrue('testTest')
self.testableFalse = TestableTestFalse('testTest')
def testDefault(self):
self.assertFalse(unittest.TestCase.longMessage)
def test_formatMsg(self):
self.assertEquals(self.testableFalse._formatMessage(None, "foo"), "foo")
self.assertEquals(self.testableFalse._formatMessage("foo", "bar"), "foo")
self.assertEquals(self.testableTrue._formatMessage(None, "foo"), "foo")
self.assertEquals(self.testableTrue._formatMessage("foo", "bar"), "bar : foo")
# This blows up if _formatMessage uses string concatenation
self.testableTrue._formatMessage(object(), 'foo')
def test_formatMessage_unicode_error(self):
with warnings.catch_warnings(record=True):
# This causes a UnicodeWarning due to its craziness
one = ''.join(chr(i) for i in range(255))
# this used to cause a UnicodeDecodeError constructing msg
self.testableTrue._formatMessage(one, '\uFFFD')
def assertMessages(self, methodName, args, errors):
def getMethod(i):
useTestableFalse = i < 2
if useTestableFalse:
test = self.testableFalse
else:
test = self.testableTrue
return getattr(test, methodName)
for i, expected_regexp in enumerate(errors):
testMethod = getMethod(i)
kwargs = {}
withMsg = i % 2
if withMsg:
kwargs = {"msg": "oops"}
with self.assertRaisesRegexp(self.failureException,
expected_regexp=expected_regexp):
testMethod(*args, **kwargs)
def testAssertTrue(self):
self.assertMessages('assertTrue', (False,),
["^False is not True$", "^oops$", "^False is not True$",
"^False is not True : oops$"])
def testAssertFalse(self):
self.assertMessages('assertFalse', (True,),
["^True is not False$", "^oops$", "^True is not False$",
"^True is not False : oops$"])
def testNotEqual(self):
self.assertMessages('assertNotEqual', (1, 1),
["^1 == 1$", "^oops$", "^1 == 1$",
"^1 == 1 : oops$"])
def testAlmostEqual(self):
self.assertMessages('assertAlmostEqual', (1, 2),
["^1 != 2 within 7 places$", "^oops$",
"^1 != 2 within 7 places$", "^1 != 2 within 7 places : oops$"])
def testNotAlmostEqual(self):
self.assertMessages('assertNotAlmostEqual', (1, 1),
["^1 == 1 within 7 places$", "^oops$",
"^1 == 1 within 7 places$", "^1 == 1 within 7 places : oops$"])
def test_baseAssertEqual(self):
self.assertMessages('_baseAssertEqual', (1, 2),
["^1 != 2$", "^oops$", "^1 != 2$", "^1 != 2 : oops$"])
def testAssertSequenceEqual(self):
# Error messages are multiline so not testing on full message
# assertTupleEqual and assertListEqual delegate to this method
self.assertMessages('assertSequenceEqual', ([], [None]),
["\+ \[None\]$", "^oops$", r"\+ \[None\]$",
r"\+ \[None\] : oops$"])
def testAssertSetEqual(self):
self.assertMessages('assertSetEqual', (set(), set([None])),
["None$", "^oops$", "None$",
"None : oops$"])
def testAssertIn(self):
self.assertMessages('assertIn', (None, []),
['^None not found in \[\]$', "^oops$",
'^None not found in \[\]$',
'^None not found in \[\] : oops$'])
def testAssertNotIn(self):
self.assertMessages('assertNotIn', (None, [None]),
['^None unexpectedly found in \[None\]$', "^oops$",
'^None unexpectedly found in \[None\]$',
'^None unexpectedly found in \[None\] : oops$'])
def testAssertDictEqual(self):
self.assertMessages('assertDictEqual', ({}, {'key': 'value'}),
[r"\+ \{'key': 'value'\}$", "^oops$",
"\+ \{'key': 'value'\}$",
"\+ \{'key': 'value'\} : oops$"])
def testAssertDictContainsSubset(self):
self.assertMessages('assertDictContainsSubset', ({'key': 'value'}, {}),
["^Missing: 'key'$", "^oops$",
"^Missing: 'key'$",
"^Missing: 'key' : oops$"])
def testAssertItemsEqual(self):
self.assertMessages('assertItemsEqual', ([], [None]),
[r"\[None\]$", "^oops$",
r"\[None\]$",
r"\[None\] : oops$"])
def testAssertMultiLineEqual(self):
self.assertMessages('assertMultiLineEqual', ("", "foo"),
[r"\+ foo$", "^oops$",
r"\+ foo$",
r"\+ foo : oops$"])
def testAssertLess(self):
self.assertMessages('assertLess', (2, 1),
["^2 not less than 1$", "^oops$",
"^2 not less than 1$", "^2 not less than 1 : oops$"])
def testAssertLessEqual(self):
self.assertMessages('assertLessEqual', (2, 1),
["^2 not less than or equal to 1$", "^oops$",
"^2 not less than or equal to 1$",
"^2 not less than or equal to 1 : oops$"])
def testAssertGreater(self):
self.assertMessages('assertGreater', (1, 2),
["^1 not greater than 2$", "^oops$",
"^1 not greater than 2$",
"^1 not greater than 2 : oops$"])
def testAssertGreaterEqual(self):
self.assertMessages('assertGreaterEqual', (1, 2),
["^1 not greater than or equal to 2$", "^oops$",
"^1 not greater than or equal to 2$",
"^1 not greater than or equal to 2 : oops$"])
def testAssertIsNone(self):
self.assertMessages('assertIsNone', ('not None',),
["^'not None' is not None$", "^oops$",
"^'not None' is not None$",
"^'not None' is not None : oops$"])
def testAssertIsNotNone(self):
self.assertMessages('assertIsNotNone', (None,),
["^unexpectedly None$", "^oops$",
"^unexpectedly None$",
"^unexpectedly None : oops$"])
def testAssertIs(self):
self.assertMessages('assertIs', (None, 'foo'),
["^None is not 'foo'$", "^oops$",
"^None is not 'foo'$",
"^None is not 'foo' : oops$"])
def testAssertIsNot(self):
self.assertMessages('assertIsNot', (None, None),
["^unexpectedly identical: None$", "^oops$",
"^unexpectedly identical: None$",
"^unexpectedly identical: None : oops$"])

View File

@ -0,0 +1,869 @@
import re
import sys
import warnings
from copy import deepcopy
from test import support
import unittest
from .support import (
TestEquality, TestHashing, LoggingResult,
ResultWithNoStartTestRunStopTestRun
)
class Test(object):
"Keep these TestCase classes out of the main namespace"
class Foo(unittest.TestCase):
def runTest(self): pass
def test1(self): pass
class Bar(Foo):
def test2(self): pass
class LoggingTestCase(unittest.TestCase):
"""A test case which logs its calls."""
def __init__(self, events):
super(Test.LoggingTestCase, self).__init__('test')
self.events = events
def setUp(self):
self.events.append('setUp')
def test(self):
self.events.append('test')
def tearDown(self):
self.events.append('tearDown')
class Test_TestCase(unittest.TestCase, TestEquality, TestHashing):
### Set up attributes used by inherited tests
################################################################
# Used by TestHashing.test_hash and TestEquality.test_eq
eq_pairs = [(Test.Foo('test1'), Test.Foo('test1'))]
# Used by TestEquality.test_ne
ne_pairs = [(Test.Foo('test1'), Test.Foo('runTest')),
(Test.Foo('test1'), Test.Bar('test1')),
(Test.Foo('test1'), Test.Bar('test2'))]
################################################################
### /Set up attributes used by inherited tests
# "class TestCase([methodName])"
# ...
# "Each instance of TestCase will run a single test method: the
# method named methodName."
# ...
# "methodName defaults to "runTest"."
#
# Make sure it really is optional, and that it defaults to the proper
# thing.
def test_init__no_test_name(self):
class Test(unittest.TestCase):
def runTest(self): raise MyException()
def test(self): pass
self.assertEqual(Test().id()[-13:], '.Test.runTest')
# "class TestCase([methodName])"
# ...
# "Each instance of TestCase will run a single test method: the
# method named methodName."
def test_init__test_name__valid(self):
class Test(unittest.TestCase):
def runTest(self): raise MyException()
def test(self): pass
self.assertEqual(Test('test').id()[-10:], '.Test.test')
# "class TestCase([methodName])"
# ...
# "Each instance of TestCase will run a single test method: the
# method named methodName."
def test_init__test_name__invalid(self):
class Test(unittest.TestCase):
def runTest(self): raise MyException()
def test(self): pass
try:
Test('testfoo')
except ValueError:
pass
else:
self.fail("Failed to raise ValueError")
# "Return the number of tests represented by the this test object. For
# TestCase instances, this will always be 1"
def test_countTestCases(self):
class Foo(unittest.TestCase):
def test(self): pass
self.assertEqual(Foo('test').countTestCases(), 1)
# "Return the default type of test result object to be used to run this
# test. For TestCase instances, this will always be
# unittest.TestResult; subclasses of TestCase should
# override this as necessary."
def test_defaultTestResult(self):
class Foo(unittest.TestCase):
def runTest(self):
pass
result = Foo().defaultTestResult()
self.assertEqual(type(result), unittest.TestResult)
# "When a setUp() method is defined, the test runner will run that method
# prior to each test. Likewise, if a tearDown() method is defined, the
# test runner will invoke that method after each test. In the example,
# setUp() was used to create a fresh sequence for each test."
#
# Make sure the proper call order is maintained, even if setUp() raises
# an exception.
def test_run_call_order__error_in_setUp(self):
events = []
result = LoggingResult(events)
class Foo(Test.LoggingTestCase):
def setUp(self):
super(Foo, self).setUp()
raise RuntimeError('raised by Foo.setUp')
Foo(events).run(result)
expected = ['startTest', 'setUp', 'addError', 'stopTest']
self.assertEqual(events, expected)
# "With a temporary result stopTestRun is called when setUp errors.
def test_run_call_order__error_in_setUp_default_result(self):
events = []
class Foo(Test.LoggingTestCase):
def defaultTestResult(self):
return LoggingResult(self.events)
def setUp(self):
super(Foo, self).setUp()
raise RuntimeError('raised by Foo.setUp')
Foo(events).run()
expected = ['startTestRun', 'startTest', 'setUp', 'addError',
'stopTest', 'stopTestRun']
self.assertEqual(events, expected)
# "When a setUp() method is defined, the test runner will run that method
# prior to each test. Likewise, if a tearDown() method is defined, the
# test runner will invoke that method after each test. In the example,
# setUp() was used to create a fresh sequence for each test."
#
# Make sure the proper call order is maintained, even if the test raises
# an error (as opposed to a failure).
def test_run_call_order__error_in_test(self):
events = []
result = LoggingResult(events)
class Foo(Test.LoggingTestCase):
def test(self):
super(Foo, self).test()
raise RuntimeError('raised by Foo.test')
expected = ['startTest', 'setUp', 'test', 'addError', 'tearDown',
'stopTest']
Foo(events).run(result)
self.assertEqual(events, expected)
# "With a default result, an error in the test still results in stopTestRun
# being called."
def test_run_call_order__error_in_test_default_result(self):
events = []
class Foo(Test.LoggingTestCase):
def defaultTestResult(self):
return LoggingResult(self.events)
def test(self):
super(Foo, self).test()
raise RuntimeError('raised by Foo.test')
expected = ['startTestRun', 'startTest', 'setUp', 'test', 'addError',
'tearDown', 'stopTest', 'stopTestRun']
Foo(events).run()
self.assertEqual(events, expected)
# "When a setUp() method is defined, the test runner will run that method
# prior to each test. Likewise, if a tearDown() method is defined, the
# test runner will invoke that method after each test. In the example,
# setUp() was used to create a fresh sequence for each test."
#
# Make sure the proper call order is maintained, even if the test signals
# a failure (as opposed to an error).
def test_run_call_order__failure_in_test(self):
events = []
result = LoggingResult(events)
class Foo(Test.LoggingTestCase):
def test(self):
super(Foo, self).test()
self.fail('raised by Foo.test')
expected = ['startTest', 'setUp', 'test', 'addFailure', 'tearDown',
'stopTest']
Foo(events).run(result)
self.assertEqual(events, expected)
# "When a test fails with a default result stopTestRun is still called."
def test_run_call_order__failure_in_test_default_result(self):
class Foo(Test.LoggingTestCase):
def defaultTestResult(self):
return LoggingResult(self.events)
def test(self):
super(Foo, self).test()
self.fail('raised by Foo.test')
expected = ['startTestRun', 'startTest', 'setUp', 'test', 'addFailure',
'tearDown', 'stopTest', 'stopTestRun']
events = []
Foo(events).run()
self.assertEqual(events, expected)
# "When a setUp() method is defined, the test runner will run that method
# prior to each test. Likewise, if a tearDown() method is defined, the
# test runner will invoke that method after each test. In the example,
# setUp() was used to create a fresh sequence for each test."
#
# Make sure the proper call order is maintained, even if tearDown() raises
# an exception.
def test_run_call_order__error_in_tearDown(self):
events = []
result = LoggingResult(events)
class Foo(Test.LoggingTestCase):
def tearDown(self):
super(Foo, self).tearDown()
raise RuntimeError('raised by Foo.tearDown')
Foo(events).run(result)
expected = ['startTest', 'setUp', 'test', 'tearDown', 'addError',
'stopTest']
self.assertEqual(events, expected)
# "When tearDown errors with a default result stopTestRun is still called."
def test_run_call_order__error_in_tearDown_default_result(self):
class Foo(Test.LoggingTestCase):
def defaultTestResult(self):
return LoggingResult(self.events)
def tearDown(self):
super(Foo, self).tearDown()
raise RuntimeError('raised by Foo.tearDown')
events = []
Foo(events).run()
expected = ['startTestRun', 'startTest', 'setUp', 'test', 'tearDown',
'addError', 'stopTest', 'stopTestRun']
self.assertEqual(events, expected)
# "TestCase.run() still works when the defaultTestResult is a TestResult
# that does not support startTestRun and stopTestRun.
def test_run_call_order_default_result(self):
class Foo(unittest.TestCase):
def defaultTestResult(self):
return ResultWithNoStartTestRunStopTestRun()
def test(self):
pass
Foo('test').run()
# "This class attribute gives the exception raised by the test() method.
# If a test framework needs to use a specialized exception, possibly to
# carry additional information, it must subclass this exception in
# order to ``play fair'' with the framework. The initial value of this
# attribute is AssertionError"
def test_failureException__default(self):
class Foo(unittest.TestCase):
def test(self):
pass
self.assertTrue(Foo('test').failureException is AssertionError)
# "This class attribute gives the exception raised by the test() method.
# If a test framework needs to use a specialized exception, possibly to
# carry additional information, it must subclass this exception in
# order to ``play fair'' with the framework."
#
# Make sure TestCase.run() respects the designated failureException
def test_failureException__subclassing__explicit_raise(self):
events = []
result = LoggingResult(events)
class Foo(unittest.TestCase):
def test(self):
raise RuntimeError()
failureException = RuntimeError
self.assertTrue(Foo('test').failureException is RuntimeError)
Foo('test').run(result)
expected = ['startTest', 'addFailure', 'stopTest']
self.assertEqual(events, expected)
# "This class attribute gives the exception raised by the test() method.
# If a test framework needs to use a specialized exception, possibly to
# carry additional information, it must subclass this exception in
# order to ``play fair'' with the framework."
#
# Make sure TestCase.run() respects the designated failureException
def test_failureException__subclassing__implicit_raise(self):
events = []
result = LoggingResult(events)
class Foo(unittest.TestCase):
def test(self):
self.fail("foo")
failureException = RuntimeError
self.assertTrue(Foo('test').failureException is RuntimeError)
Foo('test').run(result)
expected = ['startTest', 'addFailure', 'stopTest']
self.assertEqual(events, expected)
# "The default implementation does nothing."
def test_setUp(self):
class Foo(unittest.TestCase):
def runTest(self):
pass
# ... and nothing should happen
Foo().setUp()
# "The default implementation does nothing."
def test_tearDown(self):
class Foo(unittest.TestCase):
def runTest(self):
pass
# ... and nothing should happen
Foo().tearDown()
# "Return a string identifying the specific test case."
#
# Because of the vague nature of the docs, I'm not going to lock this
# test down too much. Really all that can be asserted is that the id()
# will be a string (either 8-byte or unicode -- again, because the docs
# just say "string")
def test_id(self):
class Foo(unittest.TestCase):
def runTest(self):
pass
self.assertIsInstance(Foo().id(), str)
# "If result is omitted or None, a temporary result object is created
# and used, but is not made available to the caller. As TestCase owns the
# temporary result startTestRun and stopTestRun are called.
def test_run__uses_defaultTestResult(self):
events = []
class Foo(unittest.TestCase):
def test(self):
events.append('test')
def defaultTestResult(self):
return LoggingResult(events)
# Make run() find a result object on its own
Foo('test').run()
expected = ['startTestRun', 'startTest', 'test', 'addSuccess',
'stopTest', 'stopTestRun']
self.assertEqual(events, expected)
def testShortDescriptionWithoutDocstring(self):
self.assertIsNone(self.shortDescription())
@unittest.skipIf(sys.flags.optimize >= 2,
"Docstrings are omitted with -O2 and above")
def testShortDescriptionWithOneLineDocstring(self):
"""Tests shortDescription() for a method with a docstring."""
self.assertEqual(
self.shortDescription(),
'Tests shortDescription() for a method with a docstring.')
@unittest.skipIf(sys.flags.optimize >= 2,
"Docstrings are omitted with -O2 and above")
def testShortDescriptionWithMultiLineDocstring(self):
"""Tests shortDescription() for a method with a longer docstring.
This method ensures that only the first line of a docstring is
returned used in the short description, no matter how long the
whole thing is.
"""
self.assertEqual(
self.shortDescription(),
'Tests shortDescription() for a method with a longer '
'docstring.')
def testAddTypeEqualityFunc(self):
class SadSnake(object):
"""Dummy class for test_addTypeEqualityFunc."""
s1, s2 = SadSnake(), SadSnake()
self.assertFalse(s1 == s2)
def AllSnakesCreatedEqual(a, b, msg=None):
return type(a) == type(b) == SadSnake
self.addTypeEqualityFunc(SadSnake, AllSnakesCreatedEqual)
self.assertEqual(s1, s2)
# No this doesn't clean up and remove the SadSnake equality func
# from this TestCase instance but since its a local nothing else
# will ever notice that.
def testAssertIs(self):
thing = object()
self.assertIs(thing, thing)
self.assertRaises(self.failureException, self.assertIs, thing, object())
def testAssertIsNot(self):
thing = object()
self.assertIsNot(thing, object())
self.assertRaises(self.failureException, self.assertIsNot, thing, thing)
def testAssertIsInstance(self):
thing = []
self.assertIsInstance(thing, list)
self.assertRaises(self.failureException, self.assertIsInstance,
thing, dict)
def testAssertNotIsInstance(self):
thing = []
self.assertNotIsInstance(thing, dict)
self.assertRaises(self.failureException, self.assertNotIsInstance,
thing, list)
def testAssertIn(self):
animals = {'monkey': 'banana', 'cow': 'grass', 'seal': 'fish'}
self.assertIn('a', 'abc')
self.assertIn(2, [1, 2, 3])
self.assertIn('monkey', animals)
self.assertNotIn('d', 'abc')
self.assertNotIn(0, [1, 2, 3])
self.assertNotIn('otter', animals)
self.assertRaises(self.failureException, self.assertIn, 'x', 'abc')
self.assertRaises(self.failureException, self.assertIn, 4, [1, 2, 3])
self.assertRaises(self.failureException, self.assertIn, 'elephant',
animals)
self.assertRaises(self.failureException, self.assertNotIn, 'c', 'abc')
self.assertRaises(self.failureException, self.assertNotIn, 1, [1, 2, 3])
self.assertRaises(self.failureException, self.assertNotIn, 'cow',
animals)
def testAssertDictContainsSubset(self):
self.assertDictContainsSubset({}, {})
self.assertDictContainsSubset({}, {'a': 1})
self.assertDictContainsSubset({'a': 1}, {'a': 1})
self.assertDictContainsSubset({'a': 1}, {'a': 1, 'b': 2})
self.assertDictContainsSubset({'a': 1, 'b': 2}, {'a': 1, 'b': 2})
with self.assertRaises(self.failureException):
self.assertDictContainsSubset({1: "one"}, {})
with self.assertRaises(self.failureException):
self.assertDictContainsSubset({'a': 2}, {'a': 1})
with self.assertRaises(self.failureException):
self.assertDictContainsSubset({'c': 1}, {'a': 1})
with self.assertRaises(self.failureException):
self.assertDictContainsSubset({'a': 1, 'c': 1}, {'a': 1})
with self.assertRaises(self.failureException):
self.assertDictContainsSubset({'a': 1, 'c': 1}, {'a': 1})
with warnings.catch_warnings(record=True):
# silence the UnicodeWarning
one = ''.join(chr(i) for i in range(255))
# this used to cause a UnicodeDecodeError constructing the failure msg
with self.assertRaises(self.failureException):
self.assertDictContainsSubset({'foo': one}, {'foo': '\uFFFD'})
def testAssertEqual(self):
equal_pairs = [
((), ()),
({}, {}),
([], []),
(set(), set()),
(frozenset(), frozenset())]
for a, b in equal_pairs:
# This mess of try excepts is to test the assertEqual behavior
# itself.
try:
self.assertEqual(a, b)
except self.failureException:
self.fail('assertEqual(%r, %r) failed' % (a, b))
try:
self.assertEqual(a, b, msg='foo')
except self.failureException:
self.fail('assertEqual(%r, %r) with msg= failed' % (a, b))
try:
self.assertEqual(a, b, 'foo')
except self.failureException:
self.fail('assertEqual(%r, %r) with third parameter failed' %
(a, b))
unequal_pairs = [
((), []),
({}, set()),
(set([4,1]), frozenset([4,2])),
(frozenset([4,5]), set([2,3])),
(set([3,4]), set([5,4]))]
for a, b in unequal_pairs:
self.assertRaises(self.failureException, self.assertEqual, a, b)
self.assertRaises(self.failureException, self.assertEqual, a, b,
'foo')
self.assertRaises(self.failureException, self.assertEqual, a, b,
msg='foo')
def testEquality(self):
self.assertListEqual([], [])
self.assertTupleEqual((), ())
self.assertSequenceEqual([], ())
a = [0, 'a', []]
b = []
self.assertRaises(unittest.TestCase.failureException,
self.assertListEqual, a, b)
self.assertRaises(unittest.TestCase.failureException,
self.assertListEqual, tuple(a), tuple(b))
self.assertRaises(unittest.TestCase.failureException,
self.assertSequenceEqual, a, tuple(b))
b.extend(a)
self.assertListEqual(a, b)
self.assertTupleEqual(tuple(a), tuple(b))
self.assertSequenceEqual(a, tuple(b))
self.assertSequenceEqual(tuple(a), b)
self.assertRaises(self.failureException, self.assertListEqual,
a, tuple(b))
self.assertRaises(self.failureException, self.assertTupleEqual,
tuple(a), b)
self.assertRaises(self.failureException, self.assertListEqual, None, b)
self.assertRaises(self.failureException, self.assertTupleEqual, None,
tuple(b))
self.assertRaises(self.failureException, self.assertSequenceEqual,
None, tuple(b))
self.assertRaises(self.failureException, self.assertListEqual, 1, 1)
self.assertRaises(self.failureException, self.assertTupleEqual, 1, 1)
self.assertRaises(self.failureException, self.assertSequenceEqual,
1, 1)
self.assertDictEqual({}, {})
c = { 'x': 1 }
d = {}
self.assertRaises(unittest.TestCase.failureException,
self.assertDictEqual, c, d)
d.update(c)
self.assertDictEqual(c, d)
d['x'] = 0
self.assertRaises(unittest.TestCase.failureException,
self.assertDictEqual, c, d, 'These are unequal')
self.assertRaises(self.failureException, self.assertDictEqual, None, d)
self.assertRaises(self.failureException, self.assertDictEqual, [], d)
self.assertRaises(self.failureException, self.assertDictEqual, 1, 1)
def testAssertItemsEqual(self):
a = object()
self.assertItemsEqual([1, 2, 3], [3, 2, 1])
self.assertItemsEqual(['foo', 'bar', 'baz'], ['bar', 'baz', 'foo'])
self.assertItemsEqual([a, a, 2, 2, 3], (a, 2, 3, a, 2))
self.assertItemsEqual([1, "2", "a", "a"], ["a", "2", True, "a"])
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, 2] + [3] * 100, [1] * 100 + [2, 3])
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, "2", "a", "a"], ["a", "2", True, 1])
self.assertRaises(self.failureException, self.assertItemsEqual,
[10], [10, 11])
self.assertRaises(self.failureException, self.assertItemsEqual,
[10, 11], [10])
self.assertRaises(self.failureException, self.assertItemsEqual,
[10, 11, 10], [10, 11])
# Test that sequences of unhashable objects can be tested for sameness:
self.assertItemsEqual([[1, 2], [3, 4], 0], [False, [3, 4], [1, 2]])
# hashable types, but not orderable
self.assertRaises(self.failureException, self.assertItemsEqual,
[], [divmod, 'x', 1, 5j, 2j, frozenset()])
# comparing dicts raises a py3k warning
self.assertItemsEqual([{'a': 1}, {'b': 2}], [{'b': 2}, {'a': 1}])
# comparing heterogenous non-hashable sequences raises a py3k warning
self.assertItemsEqual([1, 'x', divmod, []], [divmod, [], 'x', 1])
self.assertRaises(self.failureException, self.assertItemsEqual,
[], [divmod, [], 'x', 1, 5j, 2j, set()])
self.assertRaises(self.failureException, self.assertItemsEqual,
[[1]], [[2]])
# Same elements, but not same sequence length
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, 1, 2], [2, 1])
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, 1, "2", "a", "a"], ["2", "2", True, "a"])
self.assertRaises(self.failureException, self.assertItemsEqual,
[1, {'b': 2}, None, True], [{'b': 2}, True, None])
def testAssertSetEqual(self):
set1 = set()
set2 = set()
self.assertSetEqual(set1, set2)
self.assertRaises(self.failureException, self.assertSetEqual, None, set2)
self.assertRaises(self.failureException, self.assertSetEqual, [], set2)
self.assertRaises(self.failureException, self.assertSetEqual, set1, None)
self.assertRaises(self.failureException, self.assertSetEqual, set1, [])
set1 = set(['a'])
set2 = set()
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
set1 = set(['a'])
set2 = set(['a'])
self.assertSetEqual(set1, set2)
set1 = set(['a'])
set2 = set(['a', 'b'])
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
set1 = set(['a'])
set2 = frozenset(['a', 'b'])
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
set1 = set(['a', 'b'])
set2 = frozenset(['a', 'b'])
self.assertSetEqual(set1, set2)
set1 = set()
set2 = "foo"
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
self.assertRaises(self.failureException, self.assertSetEqual, set2, set1)
# make sure any string formatting is tuple-safe
set1 = set([(0, 1), (2, 3)])
set2 = set([(4, 5)])
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
def testInequality(self):
# Try ints
self.assertGreater(2, 1)
self.assertGreaterEqual(2, 1)
self.assertGreaterEqual(1, 1)
self.assertLess(1, 2)
self.assertLessEqual(1, 2)
self.assertLessEqual(1, 1)
self.assertRaises(self.failureException, self.assertGreater, 1, 2)
self.assertRaises(self.failureException, self.assertGreater, 1, 1)
self.assertRaises(self.failureException, self.assertGreaterEqual, 1, 2)
self.assertRaises(self.failureException, self.assertLess, 2, 1)
self.assertRaises(self.failureException, self.assertLess, 1, 1)
self.assertRaises(self.failureException, self.assertLessEqual, 2, 1)
# Try Floats
self.assertGreater(1.1, 1.0)
self.assertGreaterEqual(1.1, 1.0)
self.assertGreaterEqual(1.0, 1.0)
self.assertLess(1.0, 1.1)
self.assertLessEqual(1.0, 1.1)
self.assertLessEqual(1.0, 1.0)
self.assertRaises(self.failureException, self.assertGreater, 1.0, 1.1)
self.assertRaises(self.failureException, self.assertGreater, 1.0, 1.0)
self.assertRaises(self.failureException, self.assertGreaterEqual, 1.0, 1.1)
self.assertRaises(self.failureException, self.assertLess, 1.1, 1.0)
self.assertRaises(self.failureException, self.assertLess, 1.0, 1.0)
self.assertRaises(self.failureException, self.assertLessEqual, 1.1, 1.0)
# Try Strings
self.assertGreater('bug', 'ant')
self.assertGreaterEqual('bug', 'ant')
self.assertGreaterEqual('ant', 'ant')
self.assertLess('ant', 'bug')
self.assertLessEqual('ant', 'bug')
self.assertLessEqual('ant', 'ant')
self.assertRaises(self.failureException, self.assertGreater, 'ant', 'bug')
self.assertRaises(self.failureException, self.assertGreater, 'ant', 'ant')
self.assertRaises(self.failureException, self.assertGreaterEqual, 'ant', 'bug')
self.assertRaises(self.failureException, self.assertLess, 'bug', 'ant')
self.assertRaises(self.failureException, self.assertLess, 'ant', 'ant')
self.assertRaises(self.failureException, self.assertLessEqual, 'bug', 'ant')
# Try bytes
self.assertGreater(b'bug', b'ant')
self.assertGreaterEqual(b'bug', b'ant')
self.assertGreaterEqual(b'ant', b'ant')
self.assertLess(b'ant', b'bug')
self.assertLessEqual(b'ant', b'bug')
self.assertLessEqual(b'ant', b'ant')
self.assertRaises(self.failureException, self.assertGreater, b'ant', b'bug')
self.assertRaises(self.failureException, self.assertGreater, b'ant', b'ant')
self.assertRaises(self.failureException, self.assertGreaterEqual, b'ant',
b'bug')
self.assertRaises(self.failureException, self.assertLess, b'bug', b'ant')
self.assertRaises(self.failureException, self.assertLess, b'ant', b'ant')
self.assertRaises(self.failureException, self.assertLessEqual, b'bug', b'ant')
def testAssertMultiLineEqual(self):
sample_text = """\
http://www.python.org/doc/2.3/lib/module-unittest.html
test case
A test case is the smallest unit of testing. [...]
"""
revised_sample_text = """\
http://www.python.org/doc/2.4.1/lib/module-unittest.html
test case
A test case is the smallest unit of testing. [...] You may provide your
own implementation that does not subclass from TestCase, of course.
"""
sample_text_error = """
- http://www.python.org/doc/2.3/lib/module-unittest.html
? ^
+ http://www.python.org/doc/2.4.1/lib/module-unittest.html
? ^^^
test case
- A test case is the smallest unit of testing. [...]
+ A test case is the smallest unit of testing. [...] You may provide your
? +++++++++++++++++++++
+ own implementation that does not subclass from TestCase, of course.
"""
try:
self.assertMultiLineEqual(sample_text, revised_sample_text)
except self.failureException as e:
# no fair testing ourself with ourself, and assertEqual is used for strings
# so can't use assertEqual either. Just use assertTrue.
self.assertTrue(sample_text_error == str(e))
def testAssertIsNone(self):
self.assertIsNone(None)
self.assertRaises(self.failureException, self.assertIsNone, False)
self.assertIsNotNone('DjZoPloGears on Rails')
self.assertRaises(self.failureException, self.assertIsNotNone, None)
def testAssertRegexpMatches(self):
self.assertRegexpMatches('asdfabasdf', r'ab+')
self.assertRaises(self.failureException, self.assertRegexpMatches,
'saaas', r'aaaa')
def testAssertRaisesRegexp(self):
class ExceptionMock(Exception):
pass
def Stub():
raise ExceptionMock('We expect')
self.assertRaisesRegexp(ExceptionMock, re.compile('expect$'), Stub)
self.assertRaisesRegexp(ExceptionMock, 'expect$', Stub)
def testAssertNotRaisesRegexp(self):
self.assertRaisesRegexp(
self.failureException, '^Exception not raised by <lambda>$',
self.assertRaisesRegexp, Exception, re.compile('x'),
lambda: None)
self.assertRaisesRegexp(
self.failureException, '^Exception not raised by <lambda>$',
self.assertRaisesRegexp, Exception, 'x',
lambda: None)
def testAssertRaisesRegexpMismatch(self):
def Stub():
raise Exception('Unexpected')
self.assertRaisesRegexp(
self.failureException,
r'"\^Expected\$" does not match "Unexpected"',
self.assertRaisesRegexp, Exception, '^Expected$',
Stub)
self.assertRaisesRegexp(
self.failureException,
r'"\^Expected\$" does not match "Unexpected"',
self.assertRaisesRegexp, Exception,
re.compile('^Expected$'), Stub)
def testAssertRaisesExcValue(self):
class ExceptionMock(Exception):
pass
def Stub(foo):
raise ExceptionMock(foo)
v = "particular value"
ctx = self.assertRaises(ExceptionMock)
with ctx:
Stub(v)
e = ctx.exception
self.assertIsInstance(e, ExceptionMock)
self.assertEqual(e.args[0], v)
def testSynonymAssertMethodNames(self):
"""Test undocumented method name synonyms.
Please do not use these methods names in your own code.
This test confirms their continued existence and functionality
in order to avoid breaking existing code.
"""
self.assertNotEquals(3, 5)
self.assertEquals(3, 3)
self.assertAlmostEquals(2.0, 2.0)
self.assertNotAlmostEquals(3.0, 5.0)
self.assert_(True)
def testPendingDeprecationMethodNames(self):
"""Test fail* methods pending deprecation, they will warn in 3.2.
Do not use these methods. They will go away in 3.3.
"""
old = (
(self.failIfEqual, (3, 5)),
(self.failUnlessEqual, (3, 3)),
(self.failUnlessAlmostEqual, (2.0, 2.0)),
(self.failIfAlmostEqual, (3.0, 5.0)),
(self.failUnless, (True,)),
(self.failUnlessRaises, (TypeError, lambda _: 3.14 + 'spam')),
(self.failIf, (False,)),
(self.assertSameElements, ([1, 1, 2, 3], [1, 2, 3]))
)
for meth, args in old:
with warnings.catch_warnings(record=True) as w:
meth(*args)
self.assertEqual(len(w), 1)
self.assertIs(w[0].category, DeprecationWarning)
def testDeepcopy(self):
# Issue: 5660
class TestableTest(unittest.TestCase):
def testNothing(self):
pass
test = TestableTest('testNothing')
# This shouldn't blow up
deepcopy(test)

View File

@ -0,0 +1,285 @@
import os
import sys
import unittest
class TestDiscovery(unittest.TestCase):
# Heavily mocked tests so I can avoid hitting the filesystem
def test_get_name_from_path(self):
loader = unittest.TestLoader()
loader._top_level_dir = '/foo'
name = loader._get_name_from_path('/foo/bar/baz.py')
self.assertEqual(name, 'bar.baz')
if not __debug__:
# asserts are off
return
with self.assertRaises(AssertionError):
loader._get_name_from_path('/bar/baz.py')
def test_find_tests(self):
loader = unittest.TestLoader()
original_listdir = os.listdir
def restore_listdir():
os.listdir = original_listdir
original_isfile = os.path.isfile
def restore_isfile():
os.path.isfile = original_isfile
original_isdir = os.path.isdir
def restore_isdir():
os.path.isdir = original_isdir
path_lists = [['test1.py', 'test2.py', 'not_a_test.py', 'test_dir',
'test.foo', 'test-not-a-module.py', 'another_dir'],
['test3.py', 'test4.py', ]]
os.listdir = lambda path: path_lists.pop(0)
self.addCleanup(restore_listdir)
def isdir(path):
return path.endswith('dir')
os.path.isdir = isdir
self.addCleanup(restore_isdir)
def isfile(path):
# another_dir is not a package and so shouldn't be recursed into
return not path.endswith('dir') and not 'another_dir' in path
os.path.isfile = isfile
self.addCleanup(restore_isfile)
loader._get_module_from_name = lambda path: path + ' module'
loader.loadTestsFromModule = lambda module: module + ' tests'
loader._top_level_dir = '/foo'
suite = list(loader._find_tests('/foo', 'test*.py'))
expected = [name + ' module tests' for name in
('test1', 'test2')]
expected.extend([('test_dir.%s' % name) + ' module tests' for name in
('test3', 'test4')])
self.assertEqual(suite, expected)
def test_find_tests_with_package(self):
loader = unittest.TestLoader()
original_listdir = os.listdir
def restore_listdir():
os.listdir = original_listdir
original_isfile = os.path.isfile
def restore_isfile():
os.path.isfile = original_isfile
original_isdir = os.path.isdir
def restore_isdir():
os.path.isdir = original_isdir
directories = ['a_directory', 'test_directory', 'test_directory2']
path_lists = [directories, [], [], []]
os.listdir = lambda path: path_lists.pop(0)
self.addCleanup(restore_listdir)
os.path.isdir = lambda path: True
self.addCleanup(restore_isdir)
os.path.isfile = lambda path: os.path.basename(path) not in directories
self.addCleanup(restore_isfile)
class Module(object):
paths = []
load_tests_args = []
def __init__(self, path):
self.path = path
self.paths.append(path)
if os.path.basename(path) == 'test_directory':
def load_tests(loader, tests, pattern):
self.load_tests_args.append((loader, tests, pattern))
return 'load_tests'
self.load_tests = load_tests
def __eq__(self, other):
return self.path == other.path
loader._get_module_from_name = lambda name: Module(name)
def loadTestsFromModule(module, use_load_tests):
if use_load_tests:
raise self.failureException('use_load_tests should be False for packages')
return module.path + ' module tests'
loader.loadTestsFromModule = loadTestsFromModule
loader._top_level_dir = '/foo'
# this time no '.py' on the pattern so that it can match
# a test package
suite = list(loader._find_tests('/foo', 'test*'))
# We should have loaded tests from the test_directory package by calling load_tests
# and directly from the test_directory2 package
self.assertEqual(suite,
['load_tests', 'test_directory2' + ' module tests'])
self.assertEqual(Module.paths, ['test_directory', 'test_directory2'])
# load_tests should have been called once with loader, tests and pattern
self.assertEqual(Module.load_tests_args,
[(loader, 'test_directory' + ' module tests', 'test*')])
def test_discover(self):
loader = unittest.TestLoader()
original_isfile = os.path.isfile
def restore_isfile():
os.path.isfile = original_isfile
os.path.isfile = lambda path: False
self.addCleanup(restore_isfile)
orig_sys_path = sys.path[:]
def restore_path():
sys.path[:] = orig_sys_path
self.addCleanup(restore_path)
full_path = os.path.abspath(os.path.normpath('/foo'))
with self.assertRaises(ImportError):
loader.discover('/foo/bar', top_level_dir='/foo')
self.assertEqual(loader._top_level_dir, full_path)
self.assertIn(full_path, sys.path)
os.path.isfile = lambda path: True
_find_tests_args = []
def _find_tests(start_dir, pattern):
_find_tests_args.append((start_dir, pattern))
return ['tests']
loader._find_tests = _find_tests
loader.suiteClass = str
suite = loader.discover('/foo/bar/baz', 'pattern', '/foo/bar')
top_level_dir = os.path.abspath(os.path.normpath('/foo/bar'))
start_dir = os.path.abspath(os.path.normpath('/foo/bar/baz'))
self.assertEqual(suite, "['tests']")
self.assertEqual(loader._top_level_dir, top_level_dir)
self.assertEqual(_find_tests_args, [(start_dir, 'pattern')])
self.assertIn(top_level_dir, sys.path)
def test_discover_with_modules_that_fail_to_import(self):
loader = unittest.TestLoader()
listdir = os.listdir
os.listdir = lambda _: ['test_this_does_not_exist.py']
isfile = os.path.isfile
os.path.isfile = lambda _: True
orig_sys_path = sys.path[:]
def restore():
os.path.isfile = isfile
os.listdir = listdir
sys.path[:] = orig_sys_path
self.addCleanup(restore)
suite = loader.discover('.')
self.assertIn(os.getcwd(), sys.path)
self.assertEqual(suite.countTestCases(), 1)
test = list(list(suite)[0])[0] # extract test from suite
with self.assertRaises(ImportError):
test.test_this_does_not_exist()
def test_command_line_handling_parseArgs(self):
# Haha - take that uninstantiable class
program = object.__new__(unittest.TestProgram)
args = []
def do_discovery(argv):
args.extend(argv)
program._do_discovery = do_discovery
program.parseArgs(['something', 'discover'])
self.assertEqual(args, [])
program.parseArgs(['something', 'discover', 'foo', 'bar'])
self.assertEqual(args, ['foo', 'bar'])
def test_command_line_handling_do_discovery_too_many_arguments(self):
class Stop(Exception):
pass
def usageExit():
raise Stop
program = object.__new__(unittest.TestProgram)
program.usageExit = usageExit
with self.assertRaises(Stop):
# too many args
program._do_discovery(['one', 'two', 'three', 'four'])
def test_command_line_handling_do_discovery_calls_loader(self):
program = object.__new__(unittest.TestProgram)
class Loader(object):
args = []
def discover(self, start_dir, pattern, top_level_dir):
self.args.append((start_dir, pattern, top_level_dir))
return 'tests'
program._do_discovery(['-v'], Loader=Loader)
self.assertEqual(program.verbosity, 2)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('.', 'test*.py', None)])
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery(['--verbose'], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('.', 'test*.py', None)])
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery([], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('.', 'test*.py', None)])
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery(['fish'], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('fish', 'test*.py', None)])
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery(['fish', 'eggs'], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('fish', 'eggs', None)])
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery(['fish', 'eggs', 'ham'], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('fish', 'eggs', 'ham')])
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery(['-s', 'fish'], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('fish', 'test*.py', None)])
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery(['-t', 'fish'], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('.', 'test*.py', 'fish')])
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery(['-p', 'fish'], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('.', 'fish', None)])
self.assertFalse(program.failfast)
Loader.args = []
program = object.__new__(unittest.TestProgram)
program._do_discovery(['-p', 'eggs', '-s', 'fish', '-v', '-f'], Loader=Loader)
self.assertEqual(program.test, 'tests')
self.assertEqual(Loader.args, [('fish', 'eggs', None)])
self.assertEqual(program.verbosity, 2)
self.assertTrue(program.failfast)

View File

@ -0,0 +1,144 @@
import unittest
from .support import LoggingResult
class Test_FunctionTestCase(unittest.TestCase):
# "Return the number of tests represented by the this test object. For
# TestCase instances, this will always be 1"
def test_countTestCases(self):
test = unittest.FunctionTestCase(lambda: None)
self.assertEqual(test.countTestCases(), 1)
# "When a setUp() method is defined, the test runner will run that method
# prior to each test. Likewise, if a tearDown() method is defined, the
# test runner will invoke that method after each test. In the example,
# setUp() was used to create a fresh sequence for each test."
#
# Make sure the proper call order is maintained, even if setUp() raises
# an exception.
def test_run_call_order__error_in_setUp(self):
events = []
result = LoggingResult(events)
def setUp():
events.append('setUp')
raise RuntimeError('raised by setUp')
def test():
events.append('test')
def tearDown():
events.append('tearDown')
expected = ['startTest', 'setUp', 'addError', 'stopTest']
unittest.FunctionTestCase(test, setUp, tearDown).run(result)
self.assertEqual(events, expected)
# "When a setUp() method is defined, the test runner will run that method
# prior to each test. Likewise, if a tearDown() method is defined, the
# test runner will invoke that method after each test. In the example,
# setUp() was used to create a fresh sequence for each test."
#
# Make sure the proper call order is maintained, even if the test raises
# an error (as opposed to a failure).
def test_run_call_order__error_in_test(self):
events = []
result = LoggingResult(events)
def setUp():
events.append('setUp')
def test():
events.append('test')
raise RuntimeError('raised by test')
def tearDown():
events.append('tearDown')
expected = ['startTest', 'setUp', 'test', 'addError', 'tearDown',
'stopTest']
unittest.FunctionTestCase(test, setUp, tearDown).run(result)
self.assertEqual(events, expected)
# "When a setUp() method is defined, the test runner will run that method
# prior to each test. Likewise, if a tearDown() method is defined, the
# test runner will invoke that method after each test. In the example,
# setUp() was used to create a fresh sequence for each test."
#
# Make sure the proper call order is maintained, even if the test signals
# a failure (as opposed to an error).
def test_run_call_order__failure_in_test(self):
events = []
result = LoggingResult(events)
def setUp():
events.append('setUp')
def test():
events.append('test')
self.fail('raised by test')
def tearDown():
events.append('tearDown')
expected = ['startTest', 'setUp', 'test', 'addFailure', 'tearDown',
'stopTest']
unittest.FunctionTestCase(test, setUp, tearDown).run(result)
self.assertEqual(events, expected)
# "When a setUp() method is defined, the test runner will run that method
# prior to each test. Likewise, if a tearDown() method is defined, the
# test runner will invoke that method after each test. In the example,
# setUp() was used to create a fresh sequence for each test."
#
# Make sure the proper call order is maintained, even if tearDown() raises
# an exception.
def test_run_call_order__error_in_tearDown(self):
events = []
result = LoggingResult(events)
def setUp():
events.append('setUp')
def test():
events.append('test')
def tearDown():
events.append('tearDown')
raise RuntimeError('raised by tearDown')
expected = ['startTest', 'setUp', 'test', 'tearDown', 'addError',
'stopTest']
unittest.FunctionTestCase(test, setUp, tearDown).run(result)
self.assertEqual(events, expected)
# "Return a string identifying the specific test case."
#
# Because of the vague nature of the docs, I'm not going to lock this
# test down too much. Really all that can be asserted is that the id()
# will be a string (either 8-byte or unicode -- again, because the docs
# just say "string")
def test_id(self):
test = unittest.FunctionTestCase(lambda: None)
self.assertIsInstance(test.id(), str)
# "Returns a one-line description of the test, or None if no description
# has been provided. The default implementation of this method returns
# the first line of the test method's docstring, if available, or None."
def test_shortDescription__no_docstring(self):
test = unittest.FunctionTestCase(lambda: None)
self.assertEqual(test.shortDescription(), None)
# "Returns a one-line description of the test, or None if no description
# has been provided. The default implementation of this method returns
# the first line of the test method's docstring, if available, or None."
def test_shortDescription__singleline_docstring(self):
desc = "this tests foo"
test = unittest.FunctionTestCase(lambda: None, description=desc)
self.assertEqual(test.shortDescription(), "this tests foo")

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,74 @@
import io
import unittest
class Test_TestProgram(unittest.TestCase):
# Horrible white box test
def testNoExit(self):
result = object()
test = object()
class FakeRunner(object):
def run(self, test):
self.test = test
return result
runner = FakeRunner()
oldParseArgs = unittest.TestProgram.parseArgs
def restoreParseArgs():
unittest.TestProgram.parseArgs = oldParseArgs
unittest.TestProgram.parseArgs = lambda *args: None
self.addCleanup(restoreParseArgs)
def removeTest():
del unittest.TestProgram.test
unittest.TestProgram.test = test
self.addCleanup(removeTest)
program = unittest.TestProgram(testRunner=runner, exit=False, verbosity=2)
self.assertEqual(program.result, result)
self.assertEqual(runner.test, test)
self.assertEqual(program.verbosity, 2)
class FooBar(unittest.TestCase):
def testPass(self):
assert True
def testFail(self):
assert False
class FooBarLoader(unittest.TestLoader):
"""Test loader that returns a suite containing FooBar."""
def loadTestsFromModule(self, module):
return self.suiteClass(
[self.loadTestsFromTestCase(Test_TestProgram.FooBar)])
def test_NonExit(self):
program = unittest.main(exit=False,
argv=["foobar"],
testRunner=unittest.TextTestRunner(stream=io.StringIO()),
testLoader=self.FooBarLoader())
self.assertTrue(hasattr(program, 'result'))
def test_Exit(self):
self.assertRaises(
SystemExit,
unittest.main,
argv=["foobar"],
testRunner=unittest.TextTestRunner(stream=io.StringIO()),
exit=True,
testLoader=self.FooBarLoader())
def test_ExitAsDefault(self):
self.assertRaises(
SystemExit,
unittest.main,
argv=["foobar"],
testRunner=unittest.TextTestRunner(stream=io.StringIO()),
testLoader=self.FooBarLoader())

View File

@ -0,0 +1,358 @@
import io
import sys
import warnings
from test import support
import unittest
class Test_TestResult(unittest.TestCase):
# Note: there are not separate tests for TestResult.wasSuccessful(),
# TestResult.errors, TestResult.failures, TestResult.testsRun or
# TestResult.shouldStop because these only have meaning in terms of
# other TestResult methods.
#
# Accordingly, tests for the aforenamed attributes are incorporated
# in with the tests for the defining methods.
################################################################
def test_init(self):
result = unittest.TestResult()
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 0)
self.assertEqual(result.shouldStop, False)
# "This method can be called to signal that the set of tests being
# run should be aborted by setting the TestResult's shouldStop
# attribute to True."
def test_stop(self):
result = unittest.TestResult()
result.stop()
self.assertEqual(result.shouldStop, True)
# "Called when the test case test is about to be run. The default
# implementation simply increments the instance's testsRun counter."
def test_startTest(self):
class Foo(unittest.TestCase):
def test_1(self):
pass
test = Foo('test_1')
result = unittest.TestResult()
result.startTest(test)
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
result.stopTest(test)
# "Called after the test case test has been executed, regardless of
# the outcome. The default implementation does nothing."
def test_stopTest(self):
class Foo(unittest.TestCase):
def test_1(self):
pass
test = Foo('test_1')
result = unittest.TestResult()
result.startTest(test)
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
result.stopTest(test)
# Same tests as above; make sure nothing has changed
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
# "Called before and after tests are run. The default implementation does nothing."
def test_startTestRun_stopTestRun(self):
result = unittest.TestResult()
result.startTestRun()
result.stopTestRun()
# "addSuccess(test)"
# ...
# "Called when the test case test succeeds"
# ...
# "wasSuccessful() - Returns True if all tests run so far have passed,
# otherwise returns False"
# ...
# "testsRun - The total number of tests run so far."
# ...
# "errors - A list containing 2-tuples of TestCase instances and
# formatted tracebacks. Each tuple represents a test which raised an
# unexpected exception. Contains formatted
# tracebacks instead of sys.exc_info() results."
# ...
# "failures - A list containing 2-tuples of TestCase instances and
# formatted tracebacks. Each tuple represents a test where a failure was
# explicitly signalled using the TestCase.fail*() or TestCase.assert*()
# methods. Contains formatted tracebacks instead
# of sys.exc_info() results."
def test_addSuccess(self):
class Foo(unittest.TestCase):
def test_1(self):
pass
test = Foo('test_1')
result = unittest.TestResult()
result.startTest(test)
result.addSuccess(test)
result.stopTest(test)
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
# "addFailure(test, err)"
# ...
# "Called when the test case test signals a failure. err is a tuple of
# the form returned by sys.exc_info(): (type, value, traceback)"
# ...
# "wasSuccessful() - Returns True if all tests run so far have passed,
# otherwise returns False"
# ...
# "testsRun - The total number of tests run so far."
# ...
# "errors - A list containing 2-tuples of TestCase instances and
# formatted tracebacks. Each tuple represents a test which raised an
# unexpected exception. Contains formatted
# tracebacks instead of sys.exc_info() results."
# ...
# "failures - A list containing 2-tuples of TestCase instances and
# formatted tracebacks. Each tuple represents a test where a failure was
# explicitly signalled using the TestCase.fail*() or TestCase.assert*()
# methods. Contains formatted tracebacks instead
# of sys.exc_info() results."
def test_addFailure(self):
class Foo(unittest.TestCase):
def test_1(self):
pass
test = Foo('test_1')
try:
test.fail("foo")
except:
exc_info_tuple = sys.exc_info()
result = unittest.TestResult()
result.startTest(test)
result.addFailure(test, exc_info_tuple)
result.stopTest(test)
self.assertFalse(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 1)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
test_case, formatted_exc = result.failures[0]
self.assertTrue(test_case is test)
self.assertIsInstance(formatted_exc, str)
# "addError(test, err)"
# ...
# "Called when the test case test raises an unexpected exception err
# is a tuple of the form returned by sys.exc_info():
# (type, value, traceback)"
# ...
# "wasSuccessful() - Returns True if all tests run so far have passed,
# otherwise returns False"
# ...
# "testsRun - The total number of tests run so far."
# ...
# "errors - A list containing 2-tuples of TestCase instances and
# formatted tracebacks. Each tuple represents a test which raised an
# unexpected exception. Contains formatted
# tracebacks instead of sys.exc_info() results."
# ...
# "failures - A list containing 2-tuples of TestCase instances and
# formatted tracebacks. Each tuple represents a test where a failure was
# explicitly signalled using the TestCase.fail*() or TestCase.assert*()
# methods. Contains formatted tracebacks instead
# of sys.exc_info() results."
def test_addError(self):
class Foo(unittest.TestCase):
def test_1(self):
pass
test = Foo('test_1')
try:
raise TypeError()
except:
exc_info_tuple = sys.exc_info()
result = unittest.TestResult()
result.startTest(test)
result.addError(test, exc_info_tuple)
result.stopTest(test)
self.assertFalse(result.wasSuccessful())
self.assertEqual(len(result.errors), 1)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
test_case, formatted_exc = result.errors[0]
self.assertTrue(test_case is test)
self.assertIsInstance(formatted_exc, str)
def testGetDescriptionWithoutDocstring(self):
result = unittest.TextTestResult(None, True, 1)
self.assertEqual(
result.getDescription(self),
'testGetDescriptionWithoutDocstring (' + __name__ +
'.Test_TestResult)')
@unittest.skipIf(sys.flags.optimize >= 2,
"Docstrings are omitted with -O2 and above")
def testGetDescriptionWithOneLineDocstring(self):
"""Tests getDescription() for a method with a docstring."""
result = unittest.TextTestResult(None, True, 1)
self.assertEqual(
result.getDescription(self),
('testGetDescriptionWithOneLineDocstring '
'(' + __name__ + '.Test_TestResult)\n'
'Tests getDescription() for a method with a docstring.'))
@unittest.skipIf(sys.flags.optimize >= 2,
"Docstrings are omitted with -O2 and above")
def testGetDescriptionWithMultiLineDocstring(self):
"""Tests getDescription() for a method with a longer docstring.
The second line of the docstring.
"""
result = unittest.TextTestResult(None, True, 1)
self.assertEqual(
result.getDescription(self),
('testGetDescriptionWithMultiLineDocstring '
'(' + __name__ + '.Test_TestResult)\n'
'Tests getDescription() for a method with a longer '
'docstring.'))
def testStackFrameTrimming(self):
class Frame(object):
class tb_frame(object):
f_globals = {}
result = unittest.TestResult()
self.assertFalse(result._is_relevant_tb_level(Frame))
Frame.tb_frame.f_globals['__unittest'] = True
self.assertTrue(result._is_relevant_tb_level(Frame))
def testFailFast(self):
result = unittest.TestResult()
result._exc_info_to_string = lambda *_: ''
result.failfast = True
result.addError(None, None)
self.assertTrue(result.shouldStop)
result = unittest.TestResult()
result._exc_info_to_string = lambda *_: ''
result.failfast = True
result.addFailure(None, None)
self.assertTrue(result.shouldStop)
result = unittest.TestResult()
result._exc_info_to_string = lambda *_: ''
result.failfast = True
result.addUnexpectedSuccess(None)
self.assertTrue(result.shouldStop)
def testFailFastSetByRunner(self):
runner = unittest.TextTestRunner(stream=io.StringIO(), failfast=True)
def test(result):
self.assertTrue(result.failfast)
result = runner.run(test)
classDict = dict(unittest.TestResult.__dict__)
for m in ('addSkip', 'addExpectedFailure', 'addUnexpectedSuccess',
'__init__'):
del classDict[m]
def __init__(self, stream=None, descriptions=None, verbosity=None):
self.failures = []
self.errors = []
self.testsRun = 0
self.shouldStop = False
classDict['__init__'] = __init__
OldResult = type('OldResult', (object,), classDict)
class Test_OldTestResult(unittest.TestCase):
def assertOldResultWarning(self, test, failures):
with warnings.catch_warnings(record=True) as log:
result = OldResult()
test.run(result)
self.assertEqual(len(result.failures), failures)
warning, = log
self.assertIs(warning.category, RuntimeWarning)
def testOldTestResult(self):
class Test(unittest.TestCase):
def testSkip(self):
self.skipTest('foobar')
@unittest.expectedFailure
def testExpectedFail(self):
raise TypeError
@unittest.expectedFailure
def testUnexpectedSuccess(self):
pass
for test_name, should_pass in (('testSkip', True),
('testExpectedFail', True),
('testUnexpectedSuccess', False)):
test = Test(test_name)
self.assertOldResultWarning(test, int(not should_pass))
def testOldTestTesultSetup(self):
class Test(unittest.TestCase):
def setUp(self):
self.skipTest('no reason')
def testFoo(self):
pass
self.assertOldResultWarning(Test('testFoo'), 0)
def testOldTestResultClass(self):
@unittest.skip('no reason')
class Test(unittest.TestCase):
def testFoo(self):
pass
self.assertOldResultWarning(Test('testFoo'), 0)
def testOldResultWithRunner(self):
class Test(unittest.TestCase):
def testFoo(self):
pass
runner = unittest.TextTestRunner(resultclass=OldResult,
stream=io.StringIO())
# This will raise an exception if TextTestRunner can't handle old
# test result objects
runner.run(Test('testFoo'))

View File

@ -0,0 +1,175 @@
import io
import pickle
import unittest
from .support import LoggingResult, ResultWithNoStartTestRunStopTestRun
class TestCleanUp(unittest.TestCase):
def testCleanUp(self):
class TestableTest(unittest.TestCase):
def testNothing(self):
pass
test = TestableTest('testNothing')
self.assertEqual(test._cleanups, [])
cleanups = []
def cleanup1(*args, **kwargs):
cleanups.append((1, args, kwargs))
def cleanup2(*args, **kwargs):
cleanups.append((2, args, kwargs))
test.addCleanup(cleanup1, 1, 2, 3, four='hello', five='goodbye')
test.addCleanup(cleanup2)
self.assertEqual(test._cleanups,
[(cleanup1, (1, 2, 3), dict(four='hello', five='goodbye')),
(cleanup2, (), {})])
result = test.doCleanups()
self.assertTrue(result)
self.assertEqual(cleanups, [(2, (), {}), (1, (1, 2, 3), dict(four='hello', five='goodbye'))])
def testCleanUpWithErrors(self):
class TestableTest(unittest.TestCase):
def testNothing(self):
pass
class MockResult(object):
errors = []
def addError(self, test, exc_info):
self.errors.append((test, exc_info))
result = MockResult()
test = TestableTest('testNothing')
test._resultForDoCleanups = result
exc1 = Exception('foo')
exc2 = Exception('bar')
def cleanup1():
raise exc1
def cleanup2():
raise exc2
test.addCleanup(cleanup1)
test.addCleanup(cleanup2)
self.assertFalse(test.doCleanups())
(test1, (Type1, instance1, _)), (test2, (Type2, instance2, _)) = reversed(MockResult.errors)
self.assertEqual((test1, Type1, instance1), (test, Exception, exc1))
self.assertEqual((test2, Type2, instance2), (test, Exception, exc2))
def testCleanupInRun(self):
blowUp = False
ordering = []
class TestableTest(unittest.TestCase):
def setUp(self):
ordering.append('setUp')
if blowUp:
raise Exception('foo')
def testNothing(self):
ordering.append('test')
def tearDown(self):
ordering.append('tearDown')
test = TestableTest('testNothing')
def cleanup1():
ordering.append('cleanup1')
def cleanup2():
ordering.append('cleanup2')
test.addCleanup(cleanup1)
test.addCleanup(cleanup2)
def success(some_test):
self.assertEqual(some_test, test)
ordering.append('success')
result = unittest.TestResult()
result.addSuccess = success
test.run(result)
self.assertEqual(ordering, ['setUp', 'test', 'tearDown',
'cleanup2', 'cleanup1', 'success'])
blowUp = True
ordering = []
test = TestableTest('testNothing')
test.addCleanup(cleanup1)
test.run(result)
self.assertEqual(ordering, ['setUp', 'cleanup1'])
class Test_TextTestRunner(unittest.TestCase):
"""Tests for TextTestRunner."""
def test_works_with_result_without_startTestRun_stopTestRun(self):
class OldTextResult(ResultWithNoStartTestRunStopTestRun):
separator2 = ''
def printErrors(self):
pass
class Runner(unittest.TextTestRunner):
def __init__(self):
super(Runner, self).__init__(io.StringIO())
def _makeResult(self):
return OldTextResult()
runner = Runner()
runner.run(unittest.TestSuite())
def test_startTestRun_stopTestRun_called(self):
class LoggingTextResult(LoggingResult):
separator2 = ''
def printErrors(self):
pass
class LoggingRunner(unittest.TextTestRunner):
def __init__(self, events):
super(LoggingRunner, self).__init__(io.StringIO())
self._events = events
def _makeResult(self):
return LoggingTextResult(self._events)
events = []
runner = LoggingRunner(events)
runner.run(unittest.TestSuite())
expected = ['startTestRun', 'stopTestRun']
self.assertEqual(events, expected)
def test_pickle_unpickle(self):
# Issue #7197: a TextTestRunner should be (un)pickleable. This is
# required by test_multiprocessing under Windows (in verbose mode).
stream = io.StringIO("foo")
runner = unittest.TextTestRunner(stream)
for protocol in range(2, pickle.HIGHEST_PROTOCOL + 1):
s = pickle.dumps(runner, protocol)
obj = pickle.loads(s)
# StringIO objects never compare equal, a cheap test instead.
self.assertEqual(obj.stream.getvalue(), stream.getvalue())
def test_resultclass(self):
def MockResultClass(*args):
return args
STREAM = object()
DESCRIPTIONS = object()
VERBOSITY = object()
runner = unittest.TextTestRunner(STREAM, DESCRIPTIONS, VERBOSITY,
resultclass=MockResultClass)
self.assertEqual(runner.resultclass, MockResultClass)
expectedresult = (runner.stream, DESCRIPTIONS, VERBOSITY)
self.assertEqual(runner._makeResult(), expectedresult)

View File

@ -0,0 +1,400 @@
import io
import sys
import unittest
def resultFactory(*_):
return unittest.TestResult()
class TestSetups(unittest.TestCase):
def getRunner(self):
return unittest.TextTestRunner(resultclass=resultFactory,
stream=io.StringIO())
def runTests(self, *cases):
suite = unittest.TestSuite()
for case in cases:
tests = unittest.defaultTestLoader.loadTestsFromTestCase(case)
suite.addTests(tests)
runner = self.getRunner()
# creating a nested suite exposes some potential bugs
realSuite = unittest.TestSuite()
realSuite.addTest(suite)
# adding empty suites to the end exposes potential bugs
suite.addTest(unittest.TestSuite())
realSuite.addTest(unittest.TestSuite())
return runner.run(realSuite)
def test_setup_class(self):
class Test(unittest.TestCase):
setUpCalled = 0
@classmethod
def setUpClass(cls):
Test.setUpCalled += 1
unittest.TestCase.setUpClass()
def test_one(self):
pass
def test_two(self):
pass
result = self.runTests(Test)
self.assertEqual(Test.setUpCalled, 1)
self.assertEqual(result.testsRun, 2)
self.assertEqual(len(result.errors), 0)
def test_teardown_class(self):
class Test(unittest.TestCase):
tearDownCalled = 0
@classmethod
def tearDownClass(cls):
Test.tearDownCalled += 1
unittest.TestCase.tearDownClass()
def test_one(self):
pass
def test_two(self):
pass
result = self.runTests(Test)
self.assertEqual(Test.tearDownCalled, 1)
self.assertEqual(result.testsRun, 2)
self.assertEqual(len(result.errors), 0)
def test_teardown_class_two_classes(self):
class Test(unittest.TestCase):
tearDownCalled = 0
@classmethod
def tearDownClass(cls):
Test.tearDownCalled += 1
unittest.TestCase.tearDownClass()
def test_one(self):
pass
def test_two(self):
pass
class Test2(unittest.TestCase):
tearDownCalled = 0
@classmethod
def tearDownClass(cls):
Test2.tearDownCalled += 1
unittest.TestCase.tearDownClass()
def test_one(self):
pass
def test_two(self):
pass
result = self.runTests(Test, Test2)
self.assertEqual(Test.tearDownCalled, 1)
self.assertEqual(Test2.tearDownCalled, 1)
self.assertEqual(result.testsRun, 4)
self.assertEqual(len(result.errors), 0)
def test_error_in_setupclass(self):
class BrokenTest(unittest.TestCase):
@classmethod
def setUpClass(cls):
raise TypeError('foo')
def test_one(self):
pass
def test_two(self):
pass
result = self.runTests(BrokenTest)
self.assertEqual(result.testsRun, 0)
self.assertEqual(len(result.errors), 1)
error, _ = result.errors[0]
self.assertEqual(str(error),
'classSetUp (%s.BrokenTest)' % __name__)
def test_error_in_teardown_class(self):
class Test(unittest.TestCase):
tornDown = 0
@classmethod
def tearDownClass(cls):
Test.tornDown += 1
raise TypeError('foo')
def test_one(self):
pass
def test_two(self):
pass
class Test2(unittest.TestCase):
tornDown = 0
@classmethod
def tearDownClass(cls):
Test2.tornDown += 1
raise TypeError('foo')
def test_one(self):
pass
def test_two(self):
pass
result = self.runTests(Test, Test2)
self.assertEqual(result.testsRun, 4)
self.assertEqual(len(result.errors), 2)
self.assertEqual(Test.tornDown, 1)
self.assertEqual(Test2.tornDown, 1)
error, _ = result.errors[0]
self.assertEqual(str(error),
'classTearDown (%s.Test)' % __name__)
def test_class_not_torndown_when_setup_fails(self):
class Test(unittest.TestCase):
tornDown = False
@classmethod
def setUpClass(cls):
raise TypeError
@classmethod
def tearDownClass(cls):
Test.tornDown = True
raise TypeError('foo')
def test_one(self):
pass
self.runTests(Test)
self.assertFalse(Test.tornDown)
def test_class_not_setup_or_torndown_when_skipped(self):
class Test(unittest.TestCase):
classSetUp = False
tornDown = False
@classmethod
def setUpClass(cls):
Test.classSetUp = True
@classmethod
def tearDownClass(cls):
Test.tornDown = True
def test_one(self):
pass
Test = unittest.skip("hop")(Test)
self.runTests(Test)
self.assertFalse(Test.classSetUp)
self.assertFalse(Test.tornDown)
def test_setup_teardown_order_with_pathological_suite(self):
results = []
class Module1(object):
@staticmethod
def setUpModule():
results.append('Module1.setUpModule')
@staticmethod
def tearDownModule():
results.append('Module1.tearDownModule')
class Module2(object):
@staticmethod
def setUpModule():
results.append('Module2.setUpModule')
@staticmethod
def tearDownModule():
results.append('Module2.tearDownModule')
class Test1(unittest.TestCase):
@classmethod
def setUpClass(cls):
results.append('setup 1')
@classmethod
def tearDownClass(cls):
results.append('teardown 1')
def testOne(self):
results.append('Test1.testOne')
def testTwo(self):
results.append('Test1.testTwo')
class Test2(unittest.TestCase):
@classmethod
def setUpClass(cls):
results.append('setup 2')
@classmethod
def tearDownClass(cls):
results.append('teardown 2')
def testOne(self):
results.append('Test2.testOne')
def testTwo(self):
results.append('Test2.testTwo')
class Test3(unittest.TestCase):
@classmethod
def setUpClass(cls):
results.append('setup 3')
@classmethod
def tearDownClass(cls):
results.append('teardown 3')
def testOne(self):
results.append('Test3.testOne')
def testTwo(self):
results.append('Test3.testTwo')
Test1.__module__ = Test2.__module__ = 'Module'
Test3.__module__ = 'Module2'
sys.modules['Module'] = Module1
sys.modules['Module2'] = Module2
first = unittest.TestSuite((Test1('testOne'),))
second = unittest.TestSuite((Test1('testTwo'),))
third = unittest.TestSuite((Test2('testOne'),))
fourth = unittest.TestSuite((Test2('testTwo'),))
fifth = unittest.TestSuite((Test3('testOne'),))
sixth = unittest.TestSuite((Test3('testTwo'),))
suite = unittest.TestSuite((first, second, third, fourth, fifth, sixth))
runner = self.getRunner()
result = runner.run(suite)
self.assertEqual(result.testsRun, 6)
self.assertEqual(len(result.errors), 0)
self.assertEqual(results,
['Module1.setUpModule', 'setup 1',
'Test1.testOne', 'Test1.testTwo', 'teardown 1',
'setup 2', 'Test2.testOne', 'Test2.testTwo',
'teardown 2', 'Module1.tearDownModule',
'Module2.setUpModule', 'setup 3',
'Test3.testOne', 'Test3.testTwo',
'teardown 3', 'Module2.tearDownModule'])
def test_setup_module(self):
class Module(object):
moduleSetup = 0
@staticmethod
def setUpModule():
Module.moduleSetup += 1
class Test(unittest.TestCase):
def test_one(self):
pass
def test_two(self):
pass
Test.__module__ = 'Module'
sys.modules['Module'] = Module
result = self.runTests(Test)
self.assertEqual(Module.moduleSetup, 1)
self.assertEqual(result.testsRun, 2)
self.assertEqual(len(result.errors), 0)
def test_error_in_setup_module(self):
class Module(object):
moduleSetup = 0
moduleTornDown = 0
@staticmethod
def setUpModule():
Module.moduleSetup += 1
raise TypeError('foo')
@staticmethod
def tearDownModule():
Module.moduleTornDown += 1
class Test(unittest.TestCase):
classSetUp = False
classTornDown = False
@classmethod
def setUpClass(cls):
Test.classSetUp = True
@classmethod
def tearDownClass(cls):
Test.classTornDown = True
def test_one(self):
pass
def test_two(self):
pass
class Test2(unittest.TestCase):
def test_one(self):
pass
def test_two(self):
pass
Test.__module__ = 'Module'
Test2.__module__ = 'Module'
sys.modules['Module'] = Module
result = self.runTests(Test, Test2)
self.assertEqual(Module.moduleSetup, 1)
self.assertEqual(Module.moduleTornDown, 0)
self.assertEqual(result.testsRun, 0)
self.assertFalse(Test.classSetUp)
self.assertFalse(Test.classTornDown)
self.assertEqual(len(result.errors), 1)
error, _ = result.errors[0]
self.assertEqual(str(error), 'setUpModule (Module)')
def test_testcase_with_missing_module(self):
class Test(unittest.TestCase):
def test_one(self):
pass
def test_two(self):
pass
Test.__module__ = 'Module'
sys.modules.pop('Module', None)
result = self.runTests(Test)
self.assertEqual(result.testsRun, 2)
def test_teardown_module(self):
class Module(object):
moduleTornDown = 0
@staticmethod
def tearDownModule():
Module.moduleTornDown += 1
class Test(unittest.TestCase):
def test_one(self):
pass
def test_two(self):
pass
Test.__module__ = 'Module'
sys.modules['Module'] = Module
result = self.runTests(Test)
self.assertEqual(Module.moduleTornDown, 1)
self.assertEqual(result.testsRun, 2)
self.assertEqual(len(result.errors), 0)
def test_error_in_teardown_module(self):
class Module(object):
moduleTornDown = 0
@staticmethod
def tearDownModule():
Module.moduleTornDown += 1
raise TypeError('foo')
class Test(unittest.TestCase):
classSetUp = False
classTornDown = False
@classmethod
def setUpClass(cls):
Test.classSetUp = True
@classmethod
def tearDownClass(cls):
Test.classTornDown = True
def test_one(self):
pass
def test_two(self):
pass
class Test2(unittest.TestCase):
def test_one(self):
pass
def test_two(self):
pass
Test.__module__ = 'Module'
Test2.__module__ = 'Module'
sys.modules['Module'] = Module
result = self.runTests(Test, Test2)
self.assertEqual(Module.moduleTornDown, 1)
self.assertEqual(result.testsRun, 4)
self.assertTrue(Test.classSetUp)
self.assertTrue(Test.classTornDown)
self.assertEqual(len(result.errors), 1)
error, _ = result.errors[0]
self.assertEqual(str(error), 'tearDownModule (Module)')

View File

@ -0,0 +1,134 @@
import unittest
from .support import LoggingResult
class Test_TestSkipping(unittest.TestCase):
def test_skipping(self):
class Foo(unittest.TestCase):
def test_skip_me(self):
self.skipTest("skip")
events = []
result = LoggingResult(events)
test = Foo("test_skip_me")
test.run(result)
self.assertEqual(events, ['startTest', 'addSkip', 'stopTest'])
self.assertEqual(result.skipped, [(test, "skip")])
# Try letting setUp skip the test now.
class Foo(unittest.TestCase):
def setUp(self):
self.skipTest("testing")
def test_nothing(self): pass
events = []
result = LoggingResult(events)
test = Foo("test_nothing")
test.run(result)
self.assertEqual(events, ['startTest', 'addSkip', 'stopTest'])
self.assertEqual(result.skipped, [(test, "testing")])
self.assertEqual(result.testsRun, 1)
def test_skipping_decorators(self):
op_table = ((unittest.skipUnless, False, True),
(unittest.skipIf, True, False))
for deco, do_skip, dont_skip in op_table:
class Foo(unittest.TestCase):
@deco(do_skip, "testing")
def test_skip(self): pass
@deco(dont_skip, "testing")
def test_dont_skip(self): pass
test_do_skip = Foo("test_skip")
test_dont_skip = Foo("test_dont_skip")
suite = unittest.TestSuite([test_do_skip, test_dont_skip])
events = []
result = LoggingResult(events)
suite.run(result)
self.assertEqual(len(result.skipped), 1)
expected = ['startTest', 'addSkip', 'stopTest',
'startTest', 'addSuccess', 'stopTest']
self.assertEqual(events, expected)
self.assertEqual(result.testsRun, 2)
self.assertEqual(result.skipped, [(test_do_skip, "testing")])
self.assertTrue(result.wasSuccessful())
def test_skip_class(self):
@unittest.skip("testing")
class Foo(unittest.TestCase):
def test_1(self):
record.append(1)
record = []
result = unittest.TestResult()
test = Foo("test_1")
suite = unittest.TestSuite([test])
suite.run(result)
self.assertEqual(result.skipped, [(test, "testing")])
self.assertEqual(record, [])
def test_expected_failure(self):
class Foo(unittest.TestCase):
@unittest.expectedFailure
def test_die(self):
self.fail("help me!")
events = []
result = LoggingResult(events)
test = Foo("test_die")
test.run(result)
self.assertEqual(events,
['startTest', 'addExpectedFailure', 'stopTest'])
self.assertEqual(result.expectedFailures[0][0], test)
self.assertTrue(result.wasSuccessful())
def test_unexpected_success(self):
class Foo(unittest.TestCase):
@unittest.expectedFailure
def test_die(self):
pass
events = []
result = LoggingResult(events)
test = Foo("test_die")
test.run(result)
self.assertEqual(events,
['startTest', 'addUnexpectedSuccess', 'stopTest'])
self.assertFalse(result.failures)
self.assertEqual(result.unexpectedSuccesses, [test])
self.assertTrue(result.wasSuccessful())
def test_skip_doesnt_run_setup(self):
class Foo(unittest.TestCase):
wasSetUp = False
wasTornDown = False
def setUp(self):
Foo.wasSetUp = True
def tornDown(self):
Foo.wasTornDown = True
@unittest.skip('testing')
def test_1(self):
pass
result = unittest.TestResult()
test = Foo("test_1")
suite = unittest.TestSuite([test])
suite.run(result)
self.assertEqual(result.skipped, [(test, "testing")])
self.assertFalse(Foo.wasSetUp)
self.assertFalse(Foo.wasTornDown)
def test_decorated_skip(self):
def decorator(func):
def inner(*a):
return func(*a)
return inner
class Foo(unittest.TestCase):
@decorator
@unittest.skip('testing')
def test_1(self):
pass
result = unittest.TestResult()
test = Foo("test_1")
suite = unittest.TestSuite([test])
suite.run(result)
self.assertEqual(result.skipped, [(test, "testing")])

View File

@ -0,0 +1,291 @@
import unittest
from .support import LoggingResult, TestEquality
### Support code for Test_TestSuite
################################################################
class Test(object):
class Foo(unittest.TestCase):
def test_1(self): pass
def test_2(self): pass
def test_3(self): pass
def runTest(self): pass
def _mk_TestSuite(*names):
return unittest.TestSuite(Test.Foo(n) for n in names)
################################################################
class Test_TestSuite(unittest.TestCase, TestEquality):
### Set up attributes needed by inherited tests
################################################################
# Used by TestEquality.test_eq
eq_pairs = [(unittest.TestSuite(), unittest.TestSuite())
,(unittest.TestSuite(), unittest.TestSuite([]))
,(_mk_TestSuite('test_1'), _mk_TestSuite('test_1'))]
# Used by TestEquality.test_ne
ne_pairs = [(unittest.TestSuite(), _mk_TestSuite('test_1'))
,(unittest.TestSuite([]), _mk_TestSuite('test_1'))
,(_mk_TestSuite('test_1', 'test_2'), _mk_TestSuite('test_1', 'test_3'))
,(_mk_TestSuite('test_1'), _mk_TestSuite('test_2'))]
################################################################
### /Set up attributes needed by inherited tests
### Tests for TestSuite.__init__
################################################################
# "class TestSuite([tests])"
#
# The tests iterable should be optional
def test_init__tests_optional(self):
suite = unittest.TestSuite()
self.assertEqual(suite.countTestCases(), 0)
# "class TestSuite([tests])"
# ...
# "If tests is given, it must be an iterable of individual test cases
# or other test suites that will be used to build the suite initially"
#
# TestSuite should deal with empty tests iterables by allowing the
# creation of an empty suite
def test_init__empty_tests(self):
suite = unittest.TestSuite([])
self.assertEqual(suite.countTestCases(), 0)
# "class TestSuite([tests])"
# ...
# "If tests is given, it must be an iterable of individual test cases
# or other test suites that will be used to build the suite initially"
#
# TestSuite should allow any iterable to provide tests
def test_init__tests_from_any_iterable(self):
def tests():
yield unittest.FunctionTestCase(lambda: None)
yield unittest.FunctionTestCase(lambda: None)
suite_1 = unittest.TestSuite(tests())
self.assertEqual(suite_1.countTestCases(), 2)
suite_2 = unittest.TestSuite(suite_1)
self.assertEqual(suite_2.countTestCases(), 2)
suite_3 = unittest.TestSuite(set(suite_1))
self.assertEqual(suite_3.countTestCases(), 2)
# "class TestSuite([tests])"
# ...
# "If tests is given, it must be an iterable of individual test cases
# or other test suites that will be used to build the suite initially"
#
# Does TestSuite() also allow other TestSuite() instances to be present
# in the tests iterable?
def test_init__TestSuite_instances_in_tests(self):
def tests():
ftc = unittest.FunctionTestCase(lambda: None)
yield unittest.TestSuite([ftc])
yield unittest.FunctionTestCase(lambda: None)
suite = unittest.TestSuite(tests())
self.assertEqual(suite.countTestCases(), 2)
################################################################
### /Tests for TestSuite.__init__
# Container types should support the iter protocol
def test_iter(self):
test1 = unittest.FunctionTestCase(lambda: None)
test2 = unittest.FunctionTestCase(lambda: None)
suite = unittest.TestSuite((test1, test2))
self.assertEqual(list(suite), [test1, test2])
# "Return the number of tests represented by the this test object.
# ...this method is also implemented by the TestSuite class, which can
# return larger [greater than 1] values"
#
# Presumably an empty TestSuite returns 0?
def test_countTestCases_zero_simple(self):
suite = unittest.TestSuite()
self.assertEqual(suite.countTestCases(), 0)
# "Return the number of tests represented by the this test object.
# ...this method is also implemented by the TestSuite class, which can
# return larger [greater than 1] values"
#
# Presumably an empty TestSuite (even if it contains other empty
# TestSuite instances) returns 0?
def test_countTestCases_zero_nested(self):
class Test1(unittest.TestCase):
def test(self):
pass
suite = unittest.TestSuite([unittest.TestSuite()])
self.assertEqual(suite.countTestCases(), 0)
# "Return the number of tests represented by the this test object.
# ...this method is also implemented by the TestSuite class, which can
# return larger [greater than 1] values"
def test_countTestCases_simple(self):
test1 = unittest.FunctionTestCase(lambda: None)
test2 = unittest.FunctionTestCase(lambda: None)
suite = unittest.TestSuite((test1, test2))
self.assertEqual(suite.countTestCases(), 2)
# "Return the number of tests represented by the this test object.
# ...this method is also implemented by the TestSuite class, which can
# return larger [greater than 1] values"
#
# Make sure this holds for nested TestSuite instances, too
def test_countTestCases_nested(self):
class Test1(unittest.TestCase):
def test1(self): pass
def test2(self): pass
test2 = unittest.FunctionTestCase(lambda: None)
test3 = unittest.FunctionTestCase(lambda: None)
child = unittest.TestSuite((Test1('test2'), test2))
parent = unittest.TestSuite((test3, child, Test1('test1')))
self.assertEqual(parent.countTestCases(), 4)
# "Run the tests associated with this suite, collecting the result into
# the test result object passed as result."
#
# And if there are no tests? What then?
def test_run__empty_suite(self):
events = []
result = LoggingResult(events)
suite = unittest.TestSuite()
suite.run(result)
self.assertEqual(events, [])
# "Note that unlike TestCase.run(), TestSuite.run() requires the
# "result object to be passed in."
def test_run__requires_result(self):
suite = unittest.TestSuite()
try:
suite.run()
except TypeError:
pass
else:
self.fail("Failed to raise TypeError")
# "Run the tests associated with this suite, collecting the result into
# the test result object passed as result."
def test_run(self):
events = []
result = LoggingResult(events)
class LoggingCase(unittest.TestCase):
def run(self, result):
events.append('run %s' % self._testMethodName)
def test1(self): pass
def test2(self): pass
tests = [LoggingCase('test1'), LoggingCase('test2')]
unittest.TestSuite(tests).run(result)
self.assertEqual(events, ['run test1', 'run test2'])
# "Add a TestCase ... to the suite"
def test_addTest__TestCase(self):
class Foo(unittest.TestCase):
def test(self): pass
test = Foo('test')
suite = unittest.TestSuite()
suite.addTest(test)
self.assertEqual(suite.countTestCases(), 1)
self.assertEqual(list(suite), [test])
# "Add a ... TestSuite to the suite"
def test_addTest__TestSuite(self):
class Foo(unittest.TestCase):
def test(self): pass
suite_2 = unittest.TestSuite([Foo('test')])
suite = unittest.TestSuite()
suite.addTest(suite_2)
self.assertEqual(suite.countTestCases(), 1)
self.assertEqual(list(suite), [suite_2])
# "Add all the tests from an iterable of TestCase and TestSuite
# instances to this test suite."
#
# "This is equivalent to iterating over tests, calling addTest() for
# each element"
def test_addTests(self):
class Foo(unittest.TestCase):
def test_1(self): pass
def test_2(self): pass
test_1 = Foo('test_1')
test_2 = Foo('test_2')
inner_suite = unittest.TestSuite([test_2])
def gen():
yield test_1
yield test_2
yield inner_suite
suite_1 = unittest.TestSuite()
suite_1.addTests(gen())
self.assertEqual(list(suite_1), list(gen()))
# "This is equivalent to iterating over tests, calling addTest() for
# each element"
suite_2 = unittest.TestSuite()
for t in gen():
suite_2.addTest(t)
self.assertEqual(suite_1, suite_2)
# "Add all the tests from an iterable of TestCase and TestSuite
# instances to this test suite."
#
# What happens if it doesn't get an iterable?
def test_addTest__noniterable(self):
suite = unittest.TestSuite()
try:
suite.addTests(5)
except TypeError:
pass
else:
self.fail("Failed to raise TypeError")
def test_addTest__noncallable(self):
suite = unittest.TestSuite()
self.assertRaises(TypeError, suite.addTest, 5)
def test_addTest__casesuiteclass(self):
suite = unittest.TestSuite()
self.assertRaises(TypeError, suite.addTest, Test_TestSuite)
self.assertRaises(TypeError, suite.addTest, unittest.TestSuite)
def test_addTests__string(self):
suite = unittest.TestSuite()
self.assertRaises(TypeError, suite.addTests, "foo")