new_contents: from . import TEST_DIR
  from . import ccmtest
  from ccmlib.cluster import Cluster
  import subprocess
  from six import print_
  
  CLUSTER_PATH = TEST_DIR
  
  
  class TestCCMCmd(ccmtest.Tester):
  
      def __init__(self, *args, **kwargs):
          ccmtest.Tester.__init__(self, *args, **kwargs)
  
  class TestCCMCreate(TestCCMCmd):
  
      def tearDown(self):
          p = subprocess.Popen(['ccm', 'remove'])
          p.wait()
  
      def create_cmd(self, args=None, version='2.0.10'):
          if args is None:
              args = []
          if version:
              args = ['ccm', 'create', 'test', '-v', version] + args
          else:
              args = ['ccm', 'create', 'test'] + args
          p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
          return p
  
      def validate_output(self, process):
          stdout, stderr = process.communicate()
          try:
              print_("[OUT] %s" % stdout)
              self.assertEqual(len(stderr), 0)
          except AssertionError:
              print_("[ERROR] %s" % stderr.strip())
              raise
  
      def cluster_create_version_test(self):
          self.validate_output(self.create_cmd())
  
      def cluster_create_populate_test(self):
          args = ['-n','3']
          self.validate_output(self.create_cmd(args))
subject: Add initial tests for ccm cli