def test_get_pyt_set_correctly(self, command, get_pty_in, get_pty_out):
task = SSHOperator(task_id="test",
ssh_hook=self.hook,
command=command,
timeout=TIMEOUT,
get_pty=get_pty_in,
dag=self.dag)
try:
task.execute(None)
except Exception: # pylint: disable=broad-except
pass
self.assertEqual(task.get_pty, get_pty_out)
def test_hook_created_correctly(self):
timeout = 20
ssh_id = "ssh_default"
task = SSHOperator(task_id="test",
command=COMMAND,
dag=self.dag,
timeout=timeout,
ssh_conn_id="ssh_default")
self.assertIsNotNone(task)
task.execute(None)
self.assertEqual(timeout, task.ssh_hook.timeout)
self.assertEqual(ssh_id, task.ssh_hook.ssh_conn_id)
def test_hook_created_correctly(self):
timeout = 20
ssh_id = "ssh_default"
task = SSHOperator(task_id="test",
command=COMMAND,
dag=self.dag,
timeout=timeout,
ssh_conn_id="ssh_default")
assert task is not None
task.execute(None)
assert timeout == task.ssh_hook.timeout
assert ssh_id == task.ssh_hook.ssh_conn_id
def test_arg_checking(self):
# Exception should be raised if neither ssh_hook nor ssh_conn_id is provided
with self.assertRaisesRegex(
AirflowException,
"Cannot operate without ssh_hook or ssh_conn_id."):
task_0 = SSHOperator(task_id="test",
command=COMMAND,
timeout=TIMEOUT,
dag=self.dag)
task_0.execute(None)
# if ssh_hook is invalid/not provided, use ssh_conn_id to create SSHHook
task_1 = SSHOperator(
task_id="test_1",
ssh_hook="string_rather_than_SSHHook", # invalid ssh_hook
ssh_conn_id=TEST_CONN_ID,
command=COMMAND,
timeout=TIMEOUT,
dag=self.dag,
)
try:
task_1.execute(None)
except Exception: # pylint: disable=broad-except
pass
self.assertEqual(task_1.ssh_hook.ssh_conn_id, TEST_CONN_ID)
task_2 = SSHOperator(
task_id="test_2",
ssh_conn_id=TEST_CONN_ID, # no ssh_hook provided
command=COMMAND,
timeout=TIMEOUT,
dag=self.dag,
)
try:
task_2.execute(None)
except Exception: # pylint: disable=broad-except
pass
self.assertEqual(task_2.ssh_hook.ssh_conn_id, TEST_CONN_ID)
# if both valid ssh_hook and ssh_conn_id are provided, ignore ssh_conn_id
task_3 = SSHOperator(
task_id="test_3",
ssh_hook=self.hook,
ssh_conn_id=TEST_CONN_ID,
command=COMMAND,
timeout=TIMEOUT,
dag=self.dag,
)
try:
task_3.execute(None)
except Exception: # pylint: disable=broad-except
pass
self.assertEqual(task_3.ssh_hook.ssh_conn_id, self.hook.ssh_conn_id)