def test_good_probe(self, logger): """ Sampling returns value when probe succeeds. """ sampled = sample(FakeOperation(repeat(True)), FakeMetric(repeat(5)), 1) self.assertEqual( self.successResultOf(sampled), {'success': True, 'value': 5})
def test_failed_get_probe(self, logger): """ Sampling returns reason when get_probe fails. """ sampled = sample(BrokenGetProbeOperation(), FakeMetric(repeat(5)), 1) result = self.successResultOf(sampled) self.assertFalse(result['success']) self.assertIn('get_probe failed', result['reason'])
def test_failed_get_probe(self, logger): """ Sampling returns reason when get_probe fails. """ sampled = sample( BrokenGetProbeOperation(), FakeMetric(repeat(5)), 1) result = self.successResultOf(sampled) self.assertFalse(result['success']) self.assertIn('get_probe failed', result['reason'])
def test_bad_probe(self, logger): """ Sampling returns reason when probe fails. """ sampled = sample( FakeOperation(repeat(False)), FakeMetric(repeat(5)), 1) def replace_reason_with_type(sample): if 'reason' in sample: sample['reason'] = type(sample['reason']) return sample sampled.addCallback(replace_reason_with_type) self.assertEqual( self.successResultOf(sampled), {'success': False, 'reason': str} )