def test_compare_thresh(self):
values = [501, 500, 4999]
self.assertEqual('ALARM',
calculator.compare_thresh(values, 'GTE', 500))
self.assertEqual('OK', calculator.compare_thresh(values, 'GT', 500))
values = [501, 500, 4999, None]
self.assertEqual('UNDETERMINED',
calculator.compare_thresh(values, 'LTE', 5000))
values = [501, 500, 4999, None]
self.assertEqual('OK', calculator.compare_thresh(values, 'LT', 4999))
def test_compare_thresh(self):
values = [501, 500, 4999]
self.assertEqual('ALARM',
calculator.compare_thresh(values, 'GTE', 500))
self.assertEqual('OK', calculator.compare_thresh(values, 'GT', 500))
values = [501, 500, 4999, None]
self.assertEqual('UNDETERMINED',
calculator.compare_thresh(values, 'LTE', 5000))
values = [501, 500, 4999, None]
self.assertEqual('OK', calculator.compare_thresh(values, 'LT', 4999))
def _update_state():
"""Update state of a sub expr."""
data_sub = expr_data['data'][expr.fmtd_sub_expr_str]
data_list = data_sub['metrics']
period = float(expr.period)
periods = int(expr.periods)
right = t_now
left = right - period
temp_data = []
value_in_periods = []
i = len(data_list) - 1
while i >= 0:
if data_list[i]['timestamp'] >= left:
temp_data.append(float(data_list[i]['value']))
else:
value = calculator.calc_value(expr.normalized_func,
temp_data)
value_in_periods.append(value)
right = left
left = right - period
temp_data = []
i += 1
i -= 1
value = calculator.calc_value(expr.normalized_func, temp_data)
value_in_periods.append(value)
for i in range(len(value_in_periods), periods, 1):
value_in_periods.append(
calculator.calc_value(expr.normalized_func, []))
expr_data['data'][expr.fmtd_sub_expr_str]['values'] = (
value_in_periods)
expr_data['data'][expr.fmtd_sub_expr_str]['state'] = (
calculator.compare_thresh(value_in_periods,
expr.normalized_operator,
float(expr.threshold)))
def _update_state():
"""Update state of a sub expr."""
data_sub = expr_data['data'][expr.fmtd_sub_expr_str]
data_list = data_sub['metrics']
if len(data_list) == 0:
data_sub['state'] = 'UNDETERMINED'
else:
period = float(expr.period)
periods = int(expr.periods)
right = t_now
left = right - period
temp_data = []
value_in_periods = []
for i in range(len(data_list) - 1, -1, -1):
if data_list[i]['timestamp'] >= left:
temp_data.append(float(data_list[i]['value']))
else:
value = calculator.calc_value(
expr.normalized_func, temp_data)
value_in_periods.append(value)
right = left
left = right - period
temp_data = []
value = calculator.calc_value(
expr.normalized_func, temp_data)
value_in_periods.append(value)
for i in range(len(value_in_periods), periods, 1):
value_in_periods.append(None)
expr_data['data'][expr.fmtd_sub_expr_str]['values'] = (
value_in_periods)
expr_data['data'][expr.fmtd_sub_expr_str]['state'] = (
calculator.compare_thresh(
value_in_periods,
expr.normalized_operator,
float(expr.threshold)))
