def test_eval_sla(self):
records = [{'type': 'agent', 'test': 'iperf_tcp',
'stats': {'bandwidth': {'avg': 700}}},
{'type': 'agent', 'test': 'iperf_udp',
'stats': {'bandwidth': {'avg': 1000}}},
{'type': 'node', 'test': 'iperf_tcp',
'stats': {'bandwidth': {'avg': 850}}}]
expr = 'stats.bandwidth.avg > 800'
sla_records = sla.eval_expr('[type == "agent"] >> (%s)' % expr,
records)
self.assertEqual([
sla.SLAItem(record=records[0], state=sla.STATE_FALSE,
expression=expr),
sla.SLAItem(record=records[1], state=sla.STATE_TRUE,
expression=expr)],
sla_records)
expr = 'stats.bandwidth.avg > 900'
sla_records = sla.eval_expr('[test == "iperf_udp", type == "node"] >> '
'(%s)' % expr, records)
self.assertEqual([
sla.SLAItem(record=records[1], state=sla.STATE_TRUE,
expression=expr),
sla.SLAItem(record=records[2], state=sla.STATE_FALSE,
expression=expr)],
sla_records)
def test_eval_sla(self):
records = [
{"type": "agent", "test": "iperf_tcp", "stats": {"bandwidth": {"mean": 700}}},
{"type": "agent", "test": "iperf_udp", "stats": {"bandwidth": {"mean": 1000}}},
{"type": "node", "test": "iperf_tcp", "stats": {"bandwidth": {"mean": 850}}},
]
expr = "stats.bandwidth.mean > 800"
sla_records = sla.eval_expr('[type == "agent"] >> (%s)' % expr, records)
self.assertEqual(
[
sla.SLAItem(record=records[0], state=False, expression=expr),
sla.SLAItem(record=records[1], state=True, expression=expr),
],
sla_records,
)
expr = "stats.bandwidth.mean > 900"
sla_records = sla.eval_expr('[test == "iperf_udp", type == "node"] >> ' "(%s)" % expr, records)
self.assertEqual(
[
sla.SLAItem(record=records[1], state=True, expression=expr),
sla.SLAItem(record=records[2], state=False, expression=expr),
],
sla_records,
)
def verify_sla(records, tests):
record_map = collections.defaultdict(list) # test -> [record]
for r in records.values():
if ('test' in r) and ('sla' in tests[r['test']]):
record_map[r['test']].append(r)
sla_records = []
for test_id, records_per_test in record_map.items():
for sla_expr in tests[test_id]['sla']:
sla_records += sla.eval_expr(sla_expr, records_per_test)
return sla_records
def test_eval_sla_undefined_ref(self):
records = [{'type': 'agent', 'test': 'iperf_tcp',
'stats': {'bandwidth': {'avg': 850}}}]
expr = 'stats.nonexistent.avg > 800'
sla_records = sla.eval_expr('[type == "agent"] >> (%s)' % expr,
records)
self.assertEqual([
sla.SLAItem(record=records[0],
state='Value "stats.nonexistent" is not found',
expression=expr)],
sla_records)
def verify_sla(records, tests):
record_map = collections.defaultdict(list) # test -> [record]
for r in records.values():
if ('test' in r) and ('sla' in tests[r['test']]):
record_map[r['test']].append(r)
sla_records = []
for test_id, records_per_test in record_map.items():
for sla_expr in tests[test_id]['sla']:
sla_records += sla.eval_expr(sla_expr, records_per_test)
return sla_records
def test_eval_regex(self):
self.assertTrue(sla.eval_expr('"some text" & "\w+\s+\w+"'))
self.assertFalse(sla.eval_expr('"some text" & "\d+"'))
self.assertFalse(sla.eval_expr('a & "\d+"', {'a': ''}))
def test_eval(self):
self.assertEqual(2 ** 6, sla.eval_expr('2**6'))
self.assertTrue(sla.eval_expr('11 > a > 5', {'a': 7}))
self.assertEqual(42, sla.eval_expr('2 + a.b', {'a': {'b': 40}}))
self.assertTrue(sla.eval_expr('11 > 7 and 5 < 6'))
self.assertFalse(sla.eval_expr('(not 11 > 7) or (not 5 < 6)'))
def test_eval_regex(self):
self.assertEqual(True, sla.eval_expr('"some text" & "\w+\s+\w+"'))
self.assertEqual(False, sla.eval_expr('"some text" & "\d+"'))
self.assertEqual(False, sla.eval_expr('a & "\d+"', {})) # a == None
def test_eval_regex(self):
self.assertEqual(True, sla.eval_expr('"some text" & "\w+\s+\w+"'))
self.assertEqual(False, sla.eval_expr('"some text" & "\d+"'))
self.assertEqual(False, sla.eval_expr('a & "\d+"', {})) # a == None
def test_eval(self):
self.assertEqual(2 ** 6, sla.eval_expr("2**6"))
self.assertEqual(True, sla.eval_expr("11 > a > 5", {"a": 7}))
self.assertEqual(42, sla.eval_expr("2 + a.b", {"a": {"b": 40}}))
self.assertEqual(True, sla.eval_expr("11 > 7 and 5 < 6"))
self.assertEqual(False, sla.eval_expr("(not 11 > 7) or (not 5 < 6)"))
