def test_duplicate_register_raises(self):
fake_metric = mock.Mock(_name='foo')
phake_metric = mock.Mock(_name='foo')
interface.register(fake_metric)
with self.assertRaises(errors.MonitoringDuplicateRegistrationError):
interface.register(phake_metric)
self.assertEqual(1, len(interface.state.metrics))
def test_register_unregister(self):
fake_metric = mock.Mock()
self.assertEqual(0, len(interface.state.metrics))
interface.register(fake_metric)
self.assertEqual(1, len(interface.state.metrics))
interface.unregister(fake_metric)
self.assertEqual(0, len(interface.state.metrics))
def test_duplicate_register_raises(self):
fake_metric = mock.Mock(_name='foo')
phake_metric = mock.Mock(_name='foo')
interface.register(fake_metric)
with self.assertRaises(errors.MonitoringDuplicateRegistrationError):
interface.register(phake_metric)
self.assertEqual(1, len(interface.state.metrics))
def test_register_unregister(self): fake_metric = mock.Mock() self.assertEqual(0, len(interface.state.metrics)) interface.register(fake_metric) self.assertEqual(1, len(interface.state.metrics)) interface.unregister(fake_metric) self.assertEqual(0, len(interface.state.metrics))
def __init__(self, name, target=None, fields=None):
"""Create an instance of a Metric.
Args:
name (str): the file-like name of this metric
fields (dict): a set of key-value pairs to be set as default metric fields
target (Target): a Target to be used with this metric. This should be
specified only rarely; usually the library's default
Target will be used (set up by the top-level process).
"""
self._name = name.lstrip('/')
self._values = {}
self._target = target
fields = fields or {}
if len(fields) > 7:
raise errors.MonitoringTooManyFieldsError(self._name, fields)
self._fields = fields
self._normalized_fields = self._normalize_fields(self._fields)
self._thread_lock = threading.Lock()
interface.register(self)
def __init__(self, name, target=None, fields=None):
"""Create an instance of a Metric.
Args:
name (str): the file-like name of this metric
fields (dict): a set of key-value pairs to be set as default metric fields
target (Target): a Target to be used with this metric. This should be
specified only rarely; usually the library's default
Target will be used (set up by the top-level process).
"""
self._name = name.lstrip('/')
self._values = {}
self._target = target
fields = fields or {}
if len(fields) > 7:
raise errors.MonitoringTooManyFieldsError(self._name, fields)
self._fields = fields
self._normalized_fields = self._normalize_fields(self._fields)
self._thread_lock = threading.Lock()
interface.register(self)
def test_identical_register(self):
fake_metric = mock.Mock(_name='foo')
interface.register(fake_metric)
interface.register(fake_metric)
self.assertEqual(1, len(interface.state.metrics))
def test_identical_register(self): fake_metric = mock.Mock(_name='foo') interface.register(fake_metric) interface.register(fake_metric) self.assertEqual(1, len(interface.state.metrics))
