def _wait_for_num_open_sessions(self, vector, impala_service, expected, err):
"""Helper method to wait for the number of open sessions to reach 'expected'."""
metric_name = get_open_sessions_metric(vector)
try:
actual = impala_service.wait_for_metric_value(metric_name, expected)
except AssertionError:
LOG.exception("Error: " % err)
raise
assert actual == expected, err
def _wait_for_num_open_sessions(self, vector, impala_service, num, err):
"""Helper method to wait for the number of open sessions to reach 'num'."""
metric_name = get_open_sessions_metric(vector)
assert impala_service.wait_for_metric_value(metric_name,
num) == num, err
def wait_for_num_open_sessions(impala_service, num, err): """Helper method to wait for the number of open sessions to reach 'num'.""" metric_name = get_open_sessions_metric(vector) assert impala_service.wait_for_metric_value(metric_name, num) == num, err