def test_extract_results(self):
"""Validate proper result extraction"""
t_influx = influxdb.InfluxDBGrafanaTranslator(data=self.reference_data)
raw_results = "{ \"results\": [{ \"series\": [{ " \
"\"columns\": [\"time\",\"mean\"]," \
"\"values\": [[1552500855000, " \
"67.3550078657577]]}]}]}"
# Structure of InfluxDB time series data
# { "results": [{
# "statement_id": 0,
# "series": [{
# "name": "cpu_percent",
# "columns": [
# "time",
# "mean"
# ],
# "values": [[
# 1552500855000,
# 67.3550078657577
# ]]
# }]
# }]}
self.assertEqual(t_influx.extract_result(raw_results),
67.3550078657577)
def test_retention_period_one_day(self):
"""Validate lowest retention period"""
data = copy.copy(self.reference_data)
data['query'] = "{4}"
t_influx = influxdb.InfluxDBGrafanaTranslator(data=data)
params = t_influx.build_params()
self.assertEqual(params['q'], 'one_day')
def test_extract_results_error(self):
"""Validate error on missing results"""
t_influx = influxdb.InfluxDBGrafanaTranslator(data=self.reference_data)
raw_results = "{}"
self.assertRaises(exception.NoSuchMetricForHost,
t_influx.extract_result, raw_results)
def test_retention_period_one_week(self):
"""Validate incrementing retention periods"""
data = copy.copy(self.reference_data)
data['query'] = "{4}"
data['period'] = 90000
t_influx = influxdb.InfluxDBGrafanaTranslator(data=data)
params = t_influx.build_params()
self.assertEqual(params['q'], 'one_week')
def test_retention_period_warning(self, m_log):
"""Validate retention period warning"""
data = copy.copy(self.reference_data)
data['query'] = "{4}"
data['period'] = 650000
t_influx = influxdb.InfluxDBGrafanaTranslator(data=data)
params = t_influx.build_params()
self.assertEqual(params['q'], 'one_week')
m_log.warning.assert_called_once_with(
"Longest retention period is to short for desired period")
def test_build_params_granularity(self):
"""Validate build params granularity"""
data = copy.copy(self.reference_data)
data['granularity'] = None
data['query'] = "{3}"
t_influx = influxdb.InfluxDBGrafanaTranslator(data=data)
raw_results = {'db': 'production', 'epoch': 'ms', 'q': '1'}
# InfluxDB build_params should replace granularity None optional with 1
result = t_influx.build_params()
self.assertEqual(raw_results, result)
def test_build_params_order(self):
"""Validate order of build params"""
data = copy.copy(self.reference_data)
data['aggregate'] = 'count'
# prevent having to deepcopy by keeping this value the same
# this will access the value 'hyperion' from the mocked resource object
data['attribute'] = 'hostname'
data['period'] = 3
# because the period is only 3 the retention_period will be one_day
data['granularity'] = 4
data['query'] = "{0}{1}{2}{3}{4}"
t_influx = influxdb.InfluxDBGrafanaTranslator(data=data)
raw_results = "counthyperion34one_day"
result = t_influx.build_params()
self.assertEqual(raw_results, result['q'])