old_contents: # Copyright (C) 2015 UCSC Computational Genomics Lab
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  from __future__ import absolute_import
  import logging
  import tempfile
  import shutil
  import os
  import subprocess
  import threading
  
  from toil.lib.bioio import getLogLevelString
  from toil.test.mesos.stress import main as stressMain
  from toil.test import ToilTest, needs_mesos
  from toil.batchSystems.mesos.test import MesosTestSupport
  
  lock = threading.Lock()
  numCores = 2
  
  log = logging.getLogger(__name__)
  
  
  @needs_mesos
  class MesosTest(ToilTest, MesosTestSupport):
      """
      FIXME: Describe what this test is supposed to do
      """
  
      @classmethod
      def setUpClass(cls):
          super(MesosTest, cls).setUpClass()
          shutil.rmtree('/tmp/mesos', ignore_errors=True)
  
      def setUp(self):
          super(MesosTest, self).setUp()
          self.savedWorkingDir = os.getcwd()
          self.tempDir = tempfile.mkdtemp()
          log.info("Using '%s' for files and directories created by this test run.", self.tempDir)
          os.chdir(self.tempDir)
          self._startMesos(numCores)
  
      def tearDown(self):
          self._stopMesos()
          os.chdir(self.savedWorkingDir)
          shutil.rmtree(self.tempDir)
          super(MesosTest, self).tearDown()
  
      def test_hello_world(self):
          dirPath = os.path.dirname(os.path.abspath(__file__))
          subprocess.check_call("python {dirPath}/helloWorld.py ./toilTest "
                                "--batchSystem=mesos "
                                "--logLevel={logLevel}".format(dirPath=dirPath,
                                                               logLevel=getLogLevelString()),
                                shell=True)
  
      def test_stress_good(self):
          stressMain(numJobs=2)
  
new_contents: # Copyright (C) 2015 UCSC Computational Genomics Lab
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from __future__ import absolute_import
  import logging
  import tempfile
  import shutil
  import os
  import threading
  import sys
  
  from toil.lib.bioio import getLogLevelString, system
  from toil.test.mesos.stress import main as stressMain
  from toil.test import ToilTest, needs_mesos
  from toil.batchSystems.mesos.test import MesosTestSupport
  from toil.test.mesos import helloWorld
  
  lock = threading.Lock()
  numCores = 2
  
  log = logging.getLogger(__name__)
  
  
  @needs_mesos
  class MesosTest(ToilTest, MesosTestSupport):
      """
      FIXME: Describe what this test is supposed to do
      """
  
      @classmethod
      def setUpClass(cls):
          super(MesosTest, cls).setUpClass()
          shutil.rmtree('/tmp/mesos', ignore_errors=True)
  
      def setUp(self):
          super(MesosTest, self).setUp()
          self.savedWorkingDir = os.getcwd()
          self.tempDir = tempfile.mkdtemp()
          log.info("Using '%s' for files and directories created by this test run.", self.tempDir)
          os.chdir(self.tempDir)
          self._startMesos(numCores)
  
      def tearDown(self):
          self._stopMesos()
          os.chdir(self.savedWorkingDir)
          shutil.rmtree(self.tempDir)
          super(MesosTest, self).tearDown()
  
      def test_hello_world(self):
          system([sys.executable,
                  '-m', helloWorld.__name__,
                  './toilTest',
                  '--batchSystem=mesos',
                  '--logLevel', getLogLevelString()])
  
      def test_stress_good(self):
          stressMain(numJobs=2)
  
subject: Make invocation of helloWorld in mesosTest more robust and concise