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test_usage.py
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237 lines (177 loc) · 5.92 KB
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import datetime
import json
import time
from unittest.mock import patch
import pytest
from feast.usage import (
RatioSampler,
log_exceptions,
log_exceptions_and_usage,
set_usage_attribute,
tracing_span,
)
@pytest.fixture(scope="function")
def dummy_exporter():
event_log = []
with patch(
"feast.usage._export",
new=lambda e: event_log.append(json.loads(json.dumps(e))),
):
yield event_log
@pytest.fixture(scope="function", autouse=True)
def enabling_patch():
with patch("feast.usage._is_enabled") as p:
p.__bool__.return_value = True
yield p
def test_logging_disabled(dummy_exporter, enabling_patch):
enabling_patch.__bool__.return_value = False
@log_exceptions_and_usage(event="test-event")
def entrypoint():
pass
@log_exceptions(event="test-event")
def entrypoint2():
raise ValueError(1)
entrypoint()
with pytest.raises(ValueError):
entrypoint2()
assert not dummy_exporter
def test_global_context_building(dummy_exporter):
@log_exceptions_and_usage(event="test-event")
def entrypoint(provider):
if provider == "one":
provider_one()
if provider == "two":
provider_two()
@log_exceptions_and_usage(provider="provider-one")
def provider_one():
dummy_layer()
@log_exceptions_and_usage(provider="provider-two")
def provider_two():
set_usage_attribute("new-attr", "new-val")
@log_exceptions_and_usage
def dummy_layer():
redis_store()
@log_exceptions_and_usage(store="redis")
def redis_store():
set_usage_attribute("attr", "val")
entrypoint(provider="one")
entrypoint(provider="two")
scope_name = "test_usage.test_global_context_building.<locals>"
assert dummy_exporter
assert {
"event": "test-event",
"provider": "provider-one",
"store": "redis",
"attr": "val",
"entrypoint": f"{scope_name}.entrypoint",
}.items() <= dummy_exporter[0].items()
assert dummy_exporter[0]["calls"][0]["fn_name"] == f"{scope_name}.entrypoint"
assert dummy_exporter[0]["calls"][1]["fn_name"] == f"{scope_name}.provider_one"
assert dummy_exporter[0]["calls"][2]["fn_name"] == f"{scope_name}.dummy_layer"
assert dummy_exporter[0]["calls"][3]["fn_name"] == f"{scope_name}.redis_store"
assert (
not {"store", "attr"} & dummy_exporter[1].keys()
) # check that context was reset
assert {
"event": "test-event",
"provider": "provider-two",
"new-attr": "new-val",
}.items() <= dummy_exporter[1].items()
def test_exception_recording(dummy_exporter):
@log_exceptions_and_usage(event="test-event")
def entrypoint():
provider()
@log_exceptions_and_usage(provider="provider-one")
def provider():
raise ValueError(1)
with pytest.raises(ValueError):
entrypoint()
assert dummy_exporter
assert {
"event": "test-event",
"provider": "provider-one",
"exception": repr(ValueError(1)),
"entrypoint": "test_usage.test_exception_recording.<locals>.entrypoint",
}.items() <= dummy_exporter[0].items()
def test_only_exception_logging(dummy_exporter):
@log_exceptions(scope="exception-only")
def failing_fn():
raise ValueError(1)
@log_exceptions_and_usage(scope="usage-and-exception")
def entrypoint():
failing_fn()
with pytest.raises(ValueError):
failing_fn()
assert {
"exception": repr(ValueError(1)),
"scope": "exception-only",
"entrypoint": "test_usage.test_only_exception_logging.<locals>.failing_fn",
}.items() <= dummy_exporter[0].items()
with pytest.raises(ValueError):
entrypoint()
assert {
"exception": repr(ValueError(1)),
"scope": "usage-and-exception",
"entrypoint": "test_usage.test_only_exception_logging.<locals>.entrypoint",
}.items() <= dummy_exporter[1].items()
def test_ratio_based_sampling(dummy_exporter):
@log_exceptions_and_usage()
def entrypoint():
expensive_fn()
@log_exceptions_and_usage(sampler=RatioSampler(ratio=0.1))
def expensive_fn():
pass
for _ in range(100):
entrypoint()
assert len(dummy_exporter) == 10
def test_sampling_priority(dummy_exporter):
@log_exceptions_and_usage(sampler=RatioSampler(ratio=0.3))
def entrypoint():
expensive_fn()
@log_exceptions_and_usage(sampler=RatioSampler(ratio=0.01))
def expensive_fn():
other_fn()
@log_exceptions_and_usage(sampler=RatioSampler(ratio=0.1))
def other_fn():
pass
for _ in range(300):
entrypoint()
assert len(dummy_exporter) == 3
def test_time_recording(dummy_exporter):
@log_exceptions_and_usage()
def entrypoint():
time.sleep(0.1)
expensive_fn()
@log_exceptions_and_usage()
def expensive_fn():
time.sleep(0.5)
other_fn()
@log_exceptions_and_usage()
def other_fn():
time.sleep(0.2)
entrypoint()
assert dummy_exporter
calls = dummy_exporter[0]["calls"]
assert call_length_ms(calls[0]) >= 800
assert call_length_ms(calls[0]) > call_length_ms(calls[1]) >= 700
assert call_length_ms(calls[1]) > call_length_ms(calls[2]) >= 200
def test_profiling_decorator(dummy_exporter):
@log_exceptions_and_usage()
def entrypoint():
with tracing_span("custom_span"):
time.sleep(0.1)
entrypoint()
assert dummy_exporter
calls = dummy_exporter[0]["calls"]
assert len(calls)
assert call_length_ms(calls[0]) >= 100
assert call_length_ms(calls[1]) >= 100
assert (
calls[1]["fn_name"]
== "test_usage.test_profiling_decorator.<locals>.entrypoint.custom_span"
)
def call_length_ms(call):
return (
datetime.datetime.fromisoformat(call["end"])
- datetime.datetime.fromisoformat(call["start"])
).total_seconds() * 10 ** 3