def test_extract_variety_of_attributes(self):
self.assertEqual(
_extract_attributes(
self.attributes_variety_pack, num_attrs_limit=4
),
self.extracted_attributes_variety_pack,
)
def test_add_agent_attribute(self):
self.assertEqual(
_extract_attributes({}, num_attrs_limit=4, add_agent_attr=True),
ProtoSpan.Attributes(
attribute_map={"g.co/agent": self.agent_code},
dropped_attributes_count=0,
),
)
def test_extract_label_mapping_attributes(self):
attributes_labels_mapping = {
"http.scheme":
"http",
"http.host":
"172.19.0.4:8000",
"http.method":
"POST",
"http.request_content_length":
321,
"http.response_content_length":
123,
"http.route":
"/fuzzy/search",
"http.status_code":
200,
"http.url":
"http://172.19.0.4:8000/fuzzy/search",
"http.user_agent":
"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36",
}
extracted_attributes_labels_mapping = ProtoSpan.Attributes(
attribute_map={
"/http/client_protocol":
AttributeValue(string_value=TruncatableString(
value="http", truncated_byte_count=0)),
"/http/host":
AttributeValue(string_value=TruncatableString(
value="172.19.0.4:8000", truncated_byte_count=0)),
"/http/method":
AttributeValue(string_value=TruncatableString(
value="POST", truncated_byte_count=0)),
"/http/request/size":
AttributeValue(int_value=321),
"/http/response/size":
AttributeValue(int_value=123),
"/http/route":
AttributeValue(string_value=TruncatableString(
value="/fuzzy/search", truncated_byte_count=0)),
"/http/status_code":
AttributeValue(int_value=200),
"/http/url":
AttributeValue(string_value=TruncatableString(
value="http://172.19.0.4:8000/fuzzy/search",
truncated_byte_count=0,
)),
"/http/user_agent":
AttributeValue(string_value=TruncatableString(
value=
"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36",
truncated_byte_count=0,
)),
})
self.assertEqual(
_extract_attributes(attributes_labels_mapping, num_attrs_limit=9),
extracted_attributes_labels_mapping,
)
def test_extract_attributes(self):
self.assertEqual(_extract_attributes({}, 4),
ProtoSpan.Attributes(attribute_map={}))
self.assertEqual(
_extract_attributes(self.attributes_variety_pack, 4),
self.extracted_attributes_variety_pack,
)
# Test ignoring attributes with illegal value type
self.assertEqual(
_extract_attributes({"illegal_attribute_value": dict()}, 4),
ProtoSpan.Attributes(attribute_map={}, dropped_attributes_count=1),
)
too_many_attrs = {}
for attr_key in range(5):
too_many_attrs[str(attr_key)] = 0
proto_attrs = _extract_attributes(too_many_attrs, 4)
self.assertEqual(proto_attrs.dropped_attributes_count, 1)
def test_attribute_key_truncation(self):
self.assertEqual(
_extract_attributes({self.str_300: "attr_value"},
num_attrs_limit=4),
ProtoSpan.Attributes(
attribute_map={
self.str_128:
AttributeValue(string_value=TruncatableString(
value="attr_value", truncated_byte_count=0))
}),
)
def test_ignore_invalid_attributes(self):
self.assertEqual(
_extract_attributes(
{"illegal_attribute_value": {}, "legal_attribute": 3},
num_attrs_limit=4,
),
ProtoSpan.Attributes(
attribute_map={"legal_attribute": AttributeValue(int_value=3)},
dropped_attributes_count=1,
),
)
def test_agent_attribute_priority(self):
# Drop existing attributes in favor of the agent attribute
self.assertEqual(
_extract_attributes(
{"attribute_key": "attr_value"},
num_attrs_limit=1,
add_agent_attr=True,
),
ProtoSpan.Attributes(
attribute_map={"g.co/agent": self.agent_code},
dropped_attributes_count=1,
),
)
def test_truncate(self):
"""Cloud Trace API imposes limits on the length of many things,
e.g. strings, number of events, number of attributes. We truncate
these things before sending it to the API as an optimization.
"""
str_300 = "a" * 300
str_256 = "a" * 256
str_128 = "a" * 128
self.assertEqual(_truncate_str("aaaa", 1), ("a", 3))
self.assertEqual(_truncate_str("aaaa", 5), ("aaaa", 0))
self.assertEqual(_truncate_str("aaaa", 4), ("aaaa", 0))
self.assertEqual(_truncate_str("中文翻译", 4), ("中", 9))
self.assertEqual(
_format_attribute_value(str_300),
AttributeValue(
string_value=TruncatableString(
value=str_256, truncated_byte_count=300 - 256
)
),
)
self.assertEqual(
_extract_attributes({str_300: str_300}, 4),
ProtoSpan.Attributes(
attribute_map={
str_128: AttributeValue(
string_value=TruncatableString(
value=str_256, truncated_byte_count=300 - 256
)
)
}
),
)
time_in_ns1 = 1589919268850900051
time_in_ms_and_ns1 = {"seconds": 1589919268, "nanos": 850899968}
event1 = Event(name=str_300, attributes={}, timestamp=time_in_ns1)
self.assertEqual(
_extract_events([event1]),
ProtoSpan.TimeEvents(
time_event=[
{
"time": time_in_ms_and_ns1,
"annotation": {
"description": TruncatableString(
value=str_256, truncated_byte_count=300 - 256
),
"attributes": {},
},
},
]
),
)
trace_id = "6e0c63257de34c92bf9efcd03927272e"
span_id = "95bb5edabd45950f"
link = Link(
context=SpanContext(
trace_id=int(trace_id, 16),
span_id=int(span_id, 16),
is_remote=False,
),
attributes={},
)
too_many_links = [link] * (MAX_NUM_LINKS + 1)
self.assertEqual(
_extract_links(too_many_links),
ProtoSpan.Links(
link=[
{
"trace_id": trace_id,
"span_id": span_id,
"type": "TYPE_UNSPECIFIED",
"attributes": {},
}
]
* MAX_NUM_LINKS,
dropped_links_count=len(too_many_links) - MAX_NUM_LINKS,
),
)
link_attrs = {}
for attr_key in range(MAX_LINK_ATTRS + 1):
link_attrs[str(attr_key)] = 0
attr_link = Link(
context=SpanContext(
trace_id=int(trace_id, 16),
span_id=int(span_id, 16),
is_remote=False,
),
attributes=link_attrs,
)
proto_link = _extract_links([attr_link])
self.assertEqual(
len(proto_link.link[0].attributes.attribute_map), MAX_LINK_ATTRS
)
too_many_events = [event1] * (MAX_NUM_EVENTS + 1)
self.assertEqual(
_extract_events(too_many_events),
ProtoSpan.TimeEvents(
time_event=[
{
"time": time_in_ms_and_ns1,
"annotation": {
"description": TruncatableString(
value=str_256, truncated_byte_count=300 - 256
),
"attributes": {},
},
},
]
* MAX_NUM_EVENTS,
dropped_annotations_count=len(too_many_events)
- MAX_NUM_EVENTS,
),
)
time_in_ns1 = 1589919268850900051
event_attrs = {}
for attr_key in range(MAX_EVENT_ATTRS + 1):
event_attrs[str(attr_key)] = 0
proto_events = _extract_events(
[Event(name="a", attributes=event_attrs, timestamp=time_in_ns1)]
)
self.assertEqual(
len(
proto_events.time_event[0].annotation.attributes.attribute_map
),
MAX_EVENT_ATTRS,
)
def test_too_many_attributes(self):
too_many_attrs = {}
for attr_key in range(5):
too_many_attrs[str(attr_key)] = 0
proto_attrs = _extract_attributes(too_many_attrs, num_attrs_limit=4)
self.assertEqual(proto_attrs.dropped_attributes_count, 1)
def test_extract_empty_attributes(self):
self.assertEqual(
_extract_attributes({}, num_attrs_limit=4),
ProtoSpan.Attributes(attribute_map={}),
)
