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#!/usr/bin/env python
from __future__ import absolute_import, division, with_statement
import unittest
import time
from tornado.testing import AsyncTestCase, LogTrapTestCase
class AsyncTestCaseTest(AsyncTestCase, LogTrapTestCase):
def test_exception_in_callback(self):
self.io_loop.add_callback(lambda: 1 / 0)
try:
self.wait()
self.fail("did not get expected exception")
except ZeroDivisionError:
pass
def test_subsequent_wait_calls(self):
"""
This test makes sure that a second call to wait()
clears the first timeout.
"""
self.io_loop.add_timeout(time.time() + 0.01, self.stop)
self.wait(timeout=0.02)
self.io_loop.add_timeout(time.time() + 0.03, self.stop)
self.wait(timeout=0.1)
class SetUpTearDownTest(unittest.TestCase):
def test_set_up_tear_down(self):
"""
This test makes sure that AsyncTestCase calls super methods for
setUp and tearDown.
InheritBoth is a subclass of both AsyncTestCase and
SetUpTearDown, with the ordering so that the super of
AsyncTestCase will be SetUpTearDown.
"""
events = []
result = unittest.TestResult()
class SetUpTearDown(unittest.TestCase):
def setUp(self):
events.append('setUp')
def tearDown(self):
events.append('tearDown')
class InheritBoth(AsyncTestCase, SetUpTearDown):
def test(self):
events.append('test')
InheritBoth('test').run(result)
expected = ['setUp', 'test', 'tearDown']
self.assertEqual(expected, events)
if __name__ == '__main__':
unittest.main()
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