new_contents: import unittest
  
  from binstar_client.inspect_package.conda import get_subdir
  
  
  class TestGetSubdir(unittest.TestCase):
  
      def test_noarch(self):
          index = {'subdir': 'noarch'}
          self.assertEqual(get_subdir(index), 'noarch')
  
          index = {'arch': None}
          self.assertEqual(get_subdir(index), 'noarch')
  
          index = {}
          self.assertEqual(get_subdir(index), 'noarch')
  
          index = {'arch': 'x86_64', 'platform': None, 'subdir': 'noarch'}
          self.assertEqual(get_subdir(index), 'noarch')
  
      def test_linux64(self):
          index = {'arch': 'x86_64', 'platform': 'linux'}
          self.assertEqual(get_subdir(index), 'linux-64')
  
      def test_osx32(self):
          index = {'arch': 'x86', 'platform': 'osx'}
          self.assertEqual(get_subdir(index), 'osx-32')
  
      def test_ppc64(self):
          index = {'arch': 'ppc64le', 'platform': 'linux'}
          self.assertEqual(get_subdir(index), 'linux-ppc64le')
  
          index = {'subdir': 'linux-ppc64le'}
          self.assertEqual(get_subdir(index), 'linux-ppc64le')
  
  
  if __name__ == '__main__':
      unittest.main()
  
subject: add test module for new get_subdir()