new_contents: #! /usr/bin/python
  
  # Copyright (C) GRyCAP - I3M - UPV
  #
  # 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.
  import unittest
  import sys
  import os
  import tempfile
  from mock import MagicMock
  from mock import patch
  
  sys.path.append("..")
  sys.path.append(".")
  
  from scar.scarcli import main
  
  
  class TestSCARCli(unittest.TestCase):
  
      def __init__(self, *args):
          unittest.TestCase.__init__(self, *args)
  
      @patch('scar.scarcli.AWS')
      @patch('scar.scarcli.OSCAR')
      def test_main(self, oscar, aws):
          tmpfile = tempfile.NamedTemporaryFile(delete=False, suffix=".yaml")
          tmpfile.write(b"functions:\n")
          tmpfile.write(b"  aws:\n")
          tmpfile.write(b"  - lambda:\n")
          tmpfile.write(b"      name: func_name\n")
          tmpfile.close()
          sys.argv = ['scar', 'init', '-f', tmpfile.name]
          main()
          os.unlink(tmpfile.name)
          self.assertEqual(aws.call_args_list[0][0], ('init',))
  
subject: Add tests