def test_datastore_instance(name, system_hostname, db_hostname, product, port,
unix_socket, database_path,
expected_instance_metric, monkeypatch):
monkeypatch.setattr('newrelic.common.system_info.gethostname',
lambda: system_hostname)
class FakeModule():
pass
register_database_client(FakeModule, product)
enable_datastore_instance_feature(FakeModule)
port_path_or_id = port or database_path or unix_socket
node = DatabaseNode(
dbapi2_module=FakeModule,
sql='',
children=[],
start_time=0,
end_time=1,
duration=1,
exclusive=1,
stack_trace=None,
sql_format='obfuscated',
connect_params=None,
cursor_params=None,
sql_parameters=None,
execute_params=None,
host=db_hostname,
port_path_or_id=port_path_or_id,
database_name=database_path,
guid=None,
agent_attributes={},
user_attributes={},
)
empty_stats = StatsEngine()
transaction = current_transaction()
unscoped_scope = ''
# Check 'Datastore/instance' metric to confirm that:
# 1. metric name is reported correctly
# 2. metric scope is always unscoped
for metric in node.time_metrics(empty_stats, transaction, None):
if metric.name.startswith("Datastore/instance/"):
assert metric.name == expected_instance_metric, name
assert metric.scope == unscoped_scope
