class TestOVFTool(HelperTestCase):
"""Test cases for OVFTool helper class."""
def setUp(self):
"""Test case setup function called automatically prior to each test."""
self.helper = OVFTool()
super(TestOVFTool, self).setUp()
@mock.patch('COT.helpers.helper.check_output',
return_value="Error: Unknown option: 'version'")
@mock.patch('distutils.spawn.find_executable',
return_value="/fake/ovftool")
def test_invalid_version(self, *_):
"""Negative test for .version getter logic."""
self.helper._installed = True
with self.assertRaises(RuntimeError):
assert self.helper.version
@mock.patch('distutils.spawn.find_executable',
return_value="/fake/ovftool")
@mock.patch('COT.helpers.helper.check_output')
@mock.patch('subprocess.check_call')
def test_install_already_present(self, mock_check_call,
mock_check_output, *_):
"""Do nothing when trying to re-install."""
self.helper._installed = True
self.helper.install()
mock_check_call.assert_not_called()
mock_check_output.assert_not_called()
def test_install_helper_unsupported(self):
"""No support for automated installation of ovftool."""
with mock.patch('COT.helpers.ovftool.OVFTool.path',
new_callable=mock.PropertyMock, return_value=None):
with self.assertRaises(NotImplementedError):
self.helper.install()
