def test_label_to_hostname_override():
endpoint = "none"
default_instance = {
'default_namespace': {
'prometheus_url': endpoint,
'metrics': [{"test_rate": "test.rate"}],
'label_to_hostname': 'node',
}
}
instance = {'prometheus_url': endpoint, 'namespace': 'default_namespace'}
check = GenericPrometheusCheck('prometheus_check', {}, {}, [instance], default_instance, default_namespace="foo")
assert check.get_scraper(instance).label_to_hostname == 'node'
def test_timeout_override():
endpoint = "none"
default_instance = {
'default_namespace': {
'prometheus_url': endpoint,
'metrics': [{
"test_rate": "test.rate"
}],
'prometheus_timeout': 30,
}
}
instance = {'prometheus_url': endpoint, 'namespace': 'default_namespace'}
check = GenericPrometheusCheck('prometheus_check', {}, {}, [instance],
default_instance,
default_namespace="foo")
assert check.get_scraper(instance).prometheus_timeout == 30
instance = {
'prometheus_url': endpoint,
'namespace': 'default_namespace',
'prometheus_timeout': 5
}
check = GenericPrometheusCheck('prometheus_check', {}, {}, [instance],
default_instance,
default_namespace="foo")
assert check.get_scraper(instance).prometheus_timeout == 5
def test_rate_override():
endpoint = "none"
instance = {
'prometheus_url': endpoint,
'metrics': [{"test_rate": "test.rate"}],
'type_overrides': {"test_rate": "rate"}
}
expected_type_overrides = {"test_rate": "gauge"}
check = GenericPrometheusCheck('prometheus_check', {}, {}, [instance], default_namespace="foo")
processed_type_overrides = check.scrapers_map[endpoint].type_overrides
assert cmp(expected_type_overrides, processed_type_overrides) == 0
assert ["test_rate"] == check.scrapers_map[endpoint].rate_metrics