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# Copyright (C) 2011 Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import sys
import unittest
from webkitpy.common.system import outputcapture
from webkitpy.common.system import stack_utils
def current_thread_id():
thread_id, _ = sys._current_frames().items()[0]
return thread_id
class Test(unittest.TestCase):
def test_find_thread_stack_found(self):
thread_id = current_thread_id()
found_stack = stack_utils._find_thread_stack(thread_id)
self.assertNotEqual(found_stack, None)
def test_find_thread_stack_not_found(self):
found_stack = stack_utils._find_thread_stack(0)
self.assertEqual(found_stack, None)
def test_log_thread_state(self):
msgs = []
def logger(msg):
msgs.append(msg)
thread_id = current_thread_id()
stack_utils.log_thread_state(logger, "test-thread", thread_id,
"is tested")
self.assertTrue(msgs)
def test_log_traceback(self):
msgs = []
def logger(msg):
msgs.append(msg)
try:
raise ValueError
except:
stack_utils.log_traceback(logger, sys.exc_info()[2])
self.assertTrue(msgs)
if __name__ == '__main__':
unittest.main()
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