def test_veth_exists_true(self, m_check_call, m_open):
"""
Test veth_exists returns True if no error occurs.
"""
self.assertTrue(veth_exists("veth1"))
m_open.assert_called_once_with(os.devnull, "w")
m_check_call.assert_called_once_with(["ip", "link", "show", "veth1"], stderr=ANY, stdout=ANY)
def test_veth_exists_false(self, m_check_call, m_open):
"""
Test veth_exists returns False if an error occurs.
"""
m_check_call.side_effect = CalledProcessError(1, "test")
self.assertFalse(veth_exists("veth1"))
m_open.assert_called_once_with(os.devnull, "w")
m_check_call.assert_called_once_with(["ip", "link", "show", "veth1"], stderr=ANY, stdout=ANY)
def test_veth_exists_true(self, m_check_call, m_open):
"""
Test veth_exists returns True if no error occurs.
"""
self.assertTrue(veth_exists("veth1"))
m_open.assert_called_once_with(os.devnull, 'w')
m_check_call.assert_called_once_with(["ip", "link", "show", "veth1"],
stderr=ANY,
stdout=ANY)
def test_veth_exists_false(self, m_check_call, m_open):
"""
Test veth_exists returns True if no error occurs.
"""
m_check_call.side_effect = CalledProcessError(1, "test")
self.assertFalse(veth_exists("veth1"))
m_open.assert_called_once_with(os.devnull, 'w')
m_check_call.assert_called_once_with(["ip", "link", "show", "veth1"],
stderr=ANY,
stdout=ANY)
