from testtools import TestCaseclass TestLearnTesttools(TestCase):def setUp(self):super(TestLearnTesttools, self).setUp()print "this is setUp"def test_case_1(self):self.assertIn('a', 'cat')def test_case_2(self):assert 2 == 3def tearDown(self):super(TestLearnTesttools, self).tearDown()print "this is tearDown"@classmethoddef setUpClass(cls):print "this is setUp class"

E:\workspace\test_case>python -m testtools.run testtools_learn.py
Tests running...
this is setUp class
this is setUp
this is tearDown
this is setUp
this is tearDown
======================================================================
FAIL: testtools_learn.TestLearnTesttools.test_case_2
----------------------------------------------------------------------
Traceback (most recent call last):File "testtools_learn.py", line 22, in test_case_2assert 2==3
AssertionErrorRan 2 tests in 0.005s
FAILED (failures=1)

E:\workspace\test_case>nosetests -s -v testtools_learn.py
ALL starting...
this is setUp class
test_case.testtools_learn.TestLearnTesttools.test_case_1 ... this is setUp
this is tearDown
ok
test_case.testtools_learn.TestLearnTesttools.test_case_2 ... this is setUp
this is tearDown
FAIL======================================================================
FAIL: test_case.testtools_learn.TestLearnTesttools.test_case_2
----------------------------------------------------------------------
_StringException: Traceback (most recent call last):File "E:\workspace\nosetest_lear\test_case\testtools_learn.py", line 22, in te
st_case_2assert 2==3
AssertionError----------------------------------------------------------------------
Ran 2 tests in 0.012sFAILED (failures=1)

class TestCase(unittest.TestCase):"""Extensions to the basic TestCase.:ivar exception_handlers: Exceptions to catch from setUp, runTest andtearDown. This list is able to be modified at any time and consists of(exception_class, handler(case, result, exception_value)) pairs.:ivar force_failure: Force testtools.RunTest to fail the test after thetest has completed.:cvar run_tests_with: A factory to make the ``RunTest`` to run tests with.Defaults to ``RunTest``.  The factory is expected to take a test caseand an optional list of exception handlers."""skipException = TestSkippedrun_tests_with = RunTest

View Code

def test_abs(self):result = abs(-7)self.assertEqual(result， 7)self.assertNotEqual(result， 7)self.assertThat(result， testtools.matchers.Equals(7))self.assertThat(result， testtools.matchers.Not(Equals(8)))

def test_expect_failure_example(self):self.expectFailure("cats should be dogs"， self.assertEqual， 'cats'， 'dogs')

class SomeTest(TestCase):def setUp(self):super(SomeTest, self).setUp()self.server = self.useFixture(Server())

def test_make_symlink(self):symlink = getattr(os, 'symlink', None)if symlink is None:self.skipTest("No symlink support")symlink(whatever, something_else)

from testtools.testcase import attr, WithAttributesclass AnnotatedTests(WithAttributes, TestCase):@attr('simple')def test_one(self):pass@attr('more', 'than', 'one')def test_two(self):pass@attr('or')@attr('stacked')def test_three(self):pass

self.exception_handlers.insert(-1, (ExceptionClass, handler)).