def test_status_transitions(self):
"""
Test that status transitions work as expected for different server workflows
"""
# Normal workflow
server = OpenStackServerFactory()
self.assertEqual(server.status, ServerStatus.Pending)
self._assert_status_conditions(server)
server._status_to_building()
self.assertEqual(server.status, ServerStatus.Building)
self._assert_status_conditions(server)
server._status_to_unknown()
self.assertEqual(server.status, ServerStatus.Unknown)
self._assert_status_conditions(server)
server._status_to_building()
self.assertEqual(server.status, ServerStatus.Building)
self._assert_status_conditions(server)
server._status_to_booting()
self.assertEqual(server.status, ServerStatus.Booting)
self._assert_status_conditions(server, vm_available=True)
server._status_to_unknown()
self.assertEqual(server.status, ServerStatus.Unknown)
self._assert_status_conditions(server)
server._status_to_booting()
self.assertEqual(server.status, ServerStatus.Booting)
self._assert_status_conditions(server, vm_available=True)
server._status_to_ready()
self.assertEqual(server.status, ServerStatus.Ready)
self._assert_status_conditions(server,
is_steady_state=True,
accepts_ssh_commands=True,
vm_available=True)
server._status_to_unknown()
self.assertEqual(server.status, ServerStatus.Unknown)
self._assert_status_conditions(server)
server._status_to_ready()
self.assertEqual(server.status, ServerStatus.Ready)
self._assert_status_conditions(server,
is_steady_state=True,
accepts_ssh_commands=True,
vm_available=True)
server._status_to_terminated()
self.assertEqual(server.status, ServerStatus.Terminated)
self._assert_status_conditions(server, is_steady_state=True)
# Server creation fails
instance_bad_server = BuildingOpenStackServerFactory()
instance_bad_server._status_to_build_failed()
self.assertEqual(instance_bad_server.status, ServerStatus.BuildFailed)
self._assert_status_conditions(server, is_steady_state=True)
def test_status_transitions(self):
"""
Test that status transitions work as expected for different server workflows
"""
# Normal workflow
server = OpenStackServerFactory()
self.assertEqual(server.status, ServerStatus.Pending)
self._assert_status_conditions(server)
server._status_to_building()
self.assertEqual(server.status, ServerStatus.Building)
self._assert_status_conditions(server)
server._status_to_booting()
self.assertEqual(server.status, ServerStatus.Booting)
self._assert_status_conditions(server, vm_available=True)
server._status_to_ready()
self.assertEqual(server.status, ServerStatus.Ready)
self._assert_status_conditions(server, is_steady_state=True, accepts_ssh_commands=True, vm_available=True)
server._status_to_terminated()
self.assertEqual(server.status, ServerStatus.Terminated)
self._assert_status_conditions(server, is_steady_state=True)
# Server creation fails
instance_bad_server = BuildingOpenStackServerFactory()
instance_bad_server._status_to_build_failed()
self.assertEqual(instance_bad_server.status, ServerStatus.BuildFailed)
self._assert_status_conditions(server, is_steady_state=True)
def test_server_status(self):
"""
Server status of an instance with one active server
"""
instance = SingleVMOpenEdXInstanceFactory()
self.assertIsNone(instance.server_status)
server = OpenStackServerFactory(instance=instance)
self.assertEqual(instance.server_status, Server.Status.Pending)
server._status_to_building()
self.assertEqual(instance.server_status, Server.Status.Building)
server._status_to_booting()
self.assertEqual(instance.server_status, Server.Status.Booting)
server._status_to_ready()
self.assertEqual(instance.server_status, Server.Status.Ready)
server._status_to_terminated()
self.assertIsNone(instance.server_status)
bad_instance = SingleVMOpenEdXInstanceFactory()
bad_server = BuildingOpenStackServerFactory(instance=bad_instance)
bad_server._status_to_build_failed()
self.assertEqual(bad_instance.server_status, Server.Status.BuildFailed)
