text: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  """Tests for the file-like object implementation using pyvmdk."""
  
  from __future__ import unicode_literals
  
  import unittest
  
  from dfvfs.lib import errors
  from dfvfs.path import os_path_spec
  from dfvfs.path import vmdk_path_spec
  
  from tests.file_io import test_lib
  
  
  class VMDKFileTest(test_lib.ImageFileTestCase):
    """The unit test for the VMDK image file-like object."""
  
    def setUp(self):
      """Sets up the needed objects used throughout the test."""
      super(VMDKFileTest, self).setUp()
      test_file = self._GetTestFilePath(['image.vmdk'])
      self._SkipIfPathNotExists(test_file)
  
      self._os_path_spec = os_path_spec.OSPathSpec(location=test_file)
      self._vmdk_path_spec = vmdk_path_spec.VMDKPathSpec(
          parent=self._os_path_spec)
  
    def testOpenCloseInode(self):
      """Test the open and close functionality using an inode."""
      self._TestOpenCloseInode(self._vmdk_path_spec)
  
    def testOpenCloseLocation(self):
      """Test the open and close functionality using a location."""
      self._TestOpenCloseLocation(self._vmdk_path_spec)
  
      # Try open with a path specification that has no parent.
      path_spec = vmdk_path_spec.VMDKPathSpec(parent=self._os_path_spec)
      path_spec.parent = None
  
      with self.assertRaises(errors.PathSpecError):
        self._TestOpenCloseLocation(path_spec)
  
    def testSeek(self):
      """Test the seek functionality."""
      self._TestSeek(self._vmdk_path_spec)
  
    def testRead(self):
      """Test the read functionality."""
      self._TestRead(self._vmdk_path_spec)
  
  
  if __name__ == '__main__':
    unittest.main()
  