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test_impressions.py
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669 lines (566 loc) · 39 KB
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"""Impression manager, observer & hasher tests."""
from datetime import datetime
import unittest.mock as mock
import pytest
from splitio.engine.impressions.impressions import Manager, ImpressionsMode
from splitio.engine.impressions.manager import Hasher, Observer, Counter, truncate_time
from splitio.engine.impressions.strategies import StrategyDebugMode, StrategyOptimizedMode, StrategyNoneMode
from splitio.models.impressions import Impression, ImpressionDecorated
from splitio.client.listener import ImpressionListenerWrapper
import splitio.models.telemetry as ModelTelemetry
from splitio.engine.telemetry import TelemetryStorageProducer
from splitio.storage.inmemmory import InMemoryTelemetryStorage
def utctime_ms_reimplement():
"""Re-implementation of utctime_ms to avoid conflicts with mock/patching."""
return int((datetime.utcnow() - datetime(1970, 1, 1)).total_seconds() * 1000)
class ImpressionHasherTests(object):
"""Test ImpressionHasher behavior."""
def test_changes_are_reflected(self):
"""Test that change in any field changes the resulting hash."""
total = set()
hasher = Hasher()
total.add(hasher.process(Impression('key1', 'feature1', 'on', 'killed', 123, None, 456, None, {})))
total.add(hasher.process(Impression('key2', 'feature1', 'on', 'killed', 123, None, 456, None, {})))
total.add(hasher.process(Impression('key1', 'feature2', 'on', 'killed', 123, None, 456, None, {})))
total.add(hasher.process(Impression('key1', 'feature1', 'off', 'killed', 123, None, 456, None, {})))
total.add(hasher.process(Impression('key1', 'feature1', 'on', 'not killed', 123, None, 456, None, {})))
total.add(hasher.process(Impression('key1', 'feature1', 'on', 'killed', 321, None, 456, None, {})))
assert len(total) == 6
# Re-adding the first-one should not increase the number of different hashes
total.add(hasher.process(Impression('key1', 'feature1', 'on', 'killed', 123, None, 456, None, {})))
assert len(total) == 6
class ImpressionObserverTests(object):
"""Test impression observer behaviour."""
def test_previous_time_properly_calculated(self):
"""Test that the previous time is properly set."""
observer = Observer(5)
assert (observer.test_and_set(Impression('key1', 'f1', 'on', 'killed', 123, None, 456, None, None))
== Impression('key1', 'f1', 'on', 'killed', 123, None, 456, None, None))
assert (observer.test_and_set(Impression('key1', 'f1', 'on', 'killed', 123, None, 457, None, None))
== Impression('key1', 'f1', 'on', 'killed', 123, None, 457, 456, None))
# Add 5 new impressions to evict the first one and check that previous time is None again
assert (observer.test_and_set(Impression('key2', 'f1', 'on', 'killed', 123, None, 456, None, None))
== Impression('key2', 'f1', 'on', 'killed', 123, None, 456, None, None))
assert (observer.test_and_set(Impression('key3', 'f1', 'on', 'killed', 123, None, 456, None, None))
== Impression('key3', 'f1', 'on', 'killed', 123, None, 456, None, None))
assert (observer.test_and_set(Impression('key4', 'f1', 'on', 'killed', 123, None, 456, None, None))
== Impression('key4', 'f1', 'on', 'killed', 123, None, 456, None, None))
assert (observer.test_and_set(Impression('key5', 'f1', 'on', 'killed', 123, None, 456, None, None))
== Impression('key5', 'f1', 'on', 'killed', 123, None, 456, None, None))
assert (observer.test_and_set(Impression('key6', 'f1', 'on', 'killed', 123, None, 456, None, None))
== Impression('key6', 'f1', 'on', 'killed', 123, None, 456, None, None))
# Re-process the first-one
assert (observer.test_and_set(Impression('key1', 'f1', 'on', 'killed', 123, None, 456, None, None))
== Impression('key1', 'f1', 'on', 'killed', 123, None, 456, None, None))
class ImpressionCounterTests(object):
"""Impression counter test cases."""
def test_tracking_and_popping(self):
"""Test adding impressions counts and popping them."""
counter = Counter()
utc_now = utctime_ms_reimplement()
utc_1_hour_after = utc_now + (3600 * 1000)
counter.track([Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now, None, None),
Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now, None, None),
Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now, None, None)])
counter.track([Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now, None, None)])
counter.track([Impression('k1', 'f1', 'on', 'l1', 123, None, utc_1_hour_after, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_1_hour_after, None, None)])
assert set(counter.pop_all()) == set([
Counter.CountPerFeature('f1', truncate_time(utc_now), 3),
Counter.CountPerFeature('f2', truncate_time(utc_now), 2),
Counter.CountPerFeature('f1', truncate_time(utc_1_hour_after), 1),
Counter.CountPerFeature('f2', truncate_time(utc_1_hour_after), 1)])
assert len(counter._data) == 0
assert set(counter.pop_all()) == set()
class ImpressionManagerTests(object):
"""Test impressions manager in all of its configurations."""
def test_standalone_optimized(self, mocker):
"""Test impressions manager in optimized mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
telemetry_storage = InMemoryTelemetryStorage()
telemetry_producer = TelemetryStorageProducer(telemetry_storage)
telemetry_runtime_producer = telemetry_producer.get_telemetry_runtime_producer()
manager = Manager(StrategyOptimizedMode(), StrategyNoneMode(), telemetry_runtime_producer) # no listener
assert manager._strategy._observer is not None
assert isinstance(manager._strategy, StrategyOptimizedMode)
assert isinstance(manager._none_strategy, StrategyNoneMode)
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), False), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert for_unique_keys_tracker == []
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert deduped == 0
# Tracking the same impression a ms later should be empty
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == []
assert deduped == 1
assert for_unique_keys_tracker == []
# Tracking an impression with a different key makes it to the queue
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert imps == [Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None)]
assert deduped == 0
# Advance the perceived clock one hour
old_utc = utc_now # save it to compare captured impressions
utc_now += 3600 * 1000
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
# Track the same impressions but "one hour later"
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None),
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, old_utc-3, None),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None)]
assert deduped == 0
assert for_unique_keys_tracker == []
assert len(manager._strategy._observer._cache._data) == 3 # distinct impressions seen
assert for_counter == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, old_utc-3, None),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None)]
# Test counting only from the second impression
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k3', 'f3', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert for_counter == []
assert deduped == 0
assert for_unique_keys_tracker == []
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k3', 'f3', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert for_counter == [Impression('k3', 'f3', 'on', 'l1', 123, None, utc_now-1, utc_now-1, None)]
assert deduped == 1
assert for_unique_keys_tracker == []
def test_standalone_debug(self, mocker):
"""Test impressions manager in debug mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
manager = Manager(StrategyDebugMode(), StrategyNoneMode(), mocker.Mock()) # no listener
assert manager._strategy._observer is not None
assert isinstance(manager._strategy, StrategyDebugMode)
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), False), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert for_counter == []
assert for_unique_keys_tracker == []
# Tracking the same impression a ms later should return the impression
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, utc_now-3, None)]
assert for_counter == []
assert for_unique_keys_tracker == []
# Tracking a in impression with a different key makes it to the queue
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert imps == [Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None)]
assert for_counter == []
assert for_unique_keys_tracker == []
# Advance the perceived clock one hour
old_utc = utc_now # save it to compare captured impressions
utc_now += 3600 * 1000
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
# Track the same impressions but "one hour later"
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None),
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, old_utc-3, None),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None)]
assert for_counter == []
assert for_unique_keys_tracker == []
assert len(manager._strategy._observer._cache._data) == 3 # distinct impressions seen
def test_standalone_none(self, mocker):
"""Test impressions manager in none mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
manager = Manager(StrategyNoneMode(), StrategyNoneMode(), mocker.Mock()) # no listener
assert isinstance(manager._strategy, StrategyNoneMode)
# no impressions are tracked, only counter and mtk
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), False), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert imps == []
assert for_counter == [
Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)
]
assert for_unique_keys_tracker == [('k1', 'f1'), ('k1', 'f2')]
# Tracking the same impression a ms later should not return the impression and no change on mtk cache
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == []
# Tracking an impression with a different key, will only increase mtk
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k3', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert imps == []
assert for_unique_keys_tracker == [('k3', 'f1')]
assert for_counter == [
Impression('k3', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None)
]
# Advance the perceived clock one hour
old_utc = utc_now # save it to compare captured impressions
utc_now += 3600 * 1000
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
# Track the same impressions but "one hour later", no changes on mtk
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None),
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == []
assert for_counter == [
Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None)
]
def test_standalone_optimized_listener(self, mocker):
"""Test impressions manager in optimized mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
# mocker.patch('splitio.util.time.utctime_ms', return_value=utc_time_mock)
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
manager = Manager(StrategyOptimizedMode(), StrategyNoneMode(), mocker.Mock())
assert manager._strategy._observer is not None
assert isinstance(manager._strategy, StrategyOptimizedMode)
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), False), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert deduped == 0
assert listen == [(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), None),
(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), None)]
assert for_unique_keys_tracker == []
# Tracking the same impression a ms later should return empty
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == []
assert deduped == 1
assert listen == [(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, utc_now-3, None), None)]
assert for_unique_keys_tracker == []
# Tracking a in impression with a different key makes it to the queue
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert imps == [Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None)]
assert deduped == 0
assert listen == [(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), None)]
assert for_unique_keys_tracker == []
# Advance the perceived clock one hour
old_utc = utc_now # save it to compare captured impressions
utc_now += 3600 * 1000
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
# Track the same impressions but "one hour later"
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None),
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, old_utc-3, None),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None)]
assert deduped == 0
assert listen == [
(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, old_utc-3, None), None),
(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None), None),
]
assert for_unique_keys_tracker == []
assert len(manager._strategy._observer._cache._data) == 3 # distinct impressions seen
assert for_counter == [
Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, old_utc-3, None),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None)
]
# Test counting only from the second impression
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k3', 'f3', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert for_counter == []
assert deduped == 0
assert for_unique_keys_tracker == []
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k3', 'f3', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert for_counter == [
Impression('k3', 'f3', 'on', 'l1', 123, None, utc_now-1, utc_now-1, None)
]
assert deduped == 1
assert for_unique_keys_tracker == []
def test_standalone_debug_listener(self, mocker):
"""Test impressions manager in optimized mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
imps = []
listener = mocker.Mock(spec=ImpressionListenerWrapper)
manager = Manager(StrategyDebugMode(), StrategyNoneMode(), mocker.Mock())
assert isinstance(manager._strategy, StrategyDebugMode)
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), False), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert listen == [(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), None),
(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), None)]
# Tracking the same impression a ms later should return the imp
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, utc_now-3, None)]
assert listen == [(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, utc_now-3, None), None)]
assert for_counter == []
assert for_unique_keys_tracker == []
# Tracking a in impression with a different key makes it to the queue
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert imps == [Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None)]
assert listen == [(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), None)]
assert for_counter == []
assert for_unique_keys_tracker == []
# Advance the perceived clock one hour
old_utc = utc_now # save it to compare captured impressions
utc_now += 3600 * 1000
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
# Track the same impressions but "one hour later"
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None),
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, old_utc-3, None),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None)]
assert listen == [
(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, old_utc-3, None), None),
(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None), None)
]
assert len(manager._strategy._observer._cache._data) == 3 # distinct impressions seen
assert for_counter == []
assert for_unique_keys_tracker == []
def test_standalone_none_listener(self, mocker):
"""Test impressions manager in none mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
manager = Manager(StrategyNoneMode(), StrategyNoneMode(), mocker.Mock())
assert isinstance(manager._strategy, StrategyNoneMode)
# An impression that hasn't happened in the last hour (pt = None) should not be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), False), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert imps == []
assert listen == [(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), None),
(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), None)]
assert for_counter == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert for_unique_keys_tracker == [('k1', 'f1'), ('k1', 'f2')]
# Tracking the same impression a ms later should return empty, no updates on mtk
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == []
assert listen == [(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), None)]
assert for_counter == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-2, None)]
assert for_unique_keys_tracker == [('k1', 'f1')]
# Tracking a in impression with a different key update mtk
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert imps == []
assert listen == [(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), None)]
assert for_counter == [Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None)]
assert for_unique_keys_tracker == [('k2', 'f1')]
# Advance the perceived clock one hour
old_utc = utc_now # save it to compare captured impressions
utc_now += 3600 * 1000
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
# Track the same impressions but "one hour later"
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None),
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == []
assert for_counter == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None)]
assert listen == [
(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), None),
(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), None)
]
assert for_unique_keys_tracker == [('k1', 'f1'), ('k2', 'f1')]
def test_impression_toggle_optimized(self, mocker):
"""Test impressions manager in optimized mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
telemetry_storage = InMemoryTelemetryStorage()
telemetry_producer = TelemetryStorageProducer(telemetry_storage)
telemetry_runtime_producer = telemetry_producer.get_telemetry_runtime_producer()
manager = Manager(StrategyOptimizedMode(), StrategyNoneMode(), telemetry_runtime_producer) # no listener
assert manager._strategy._observer is not None
assert isinstance(manager._strategy, StrategyOptimizedMode)
assert isinstance(manager._none_strategy, StrategyNoneMode)
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), True), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert for_unique_keys_tracker == [('k1', 'f1')]
assert imps == [Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert deduped == 1
def test_impression_toggle_debug(self, mocker):
"""Test impressions manager in optimized mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
telemetry_storage = InMemoryTelemetryStorage()
telemetry_producer = TelemetryStorageProducer(telemetry_storage)
telemetry_runtime_producer = telemetry_producer.get_telemetry_runtime_producer()
manager = Manager(StrategyDebugMode(), StrategyNoneMode(), telemetry_runtime_producer) # no listener
assert manager._strategy._observer is not None
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), True), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert for_unique_keys_tracker == [('k1', 'f1')]
assert imps == [Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert deduped == 1
def test_impression_toggle_none(self, mocker):
"""Test impressions manager in optimized mode with sdk in standalone mode."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
telemetry_storage = InMemoryTelemetryStorage()
telemetry_producer = TelemetryStorageProducer(telemetry_storage)
telemetry_runtime_producer = telemetry_producer.get_telemetry_runtime_producer()
strategy = StrategyNoneMode()
manager = Manager(strategy, strategy, telemetry_runtime_producer) # no listener
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), True), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert for_unique_keys_tracker == [('k1', 'f1'), ('k1', 'f2')]
assert imps == []
assert deduped == 2
def test_impressions_properties_optimized(self, mocker):
"""Test impressions manager in optimized mode with impressions properties."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
telemetry_storage = InMemoryTelemetryStorage()
telemetry_producer = TelemetryStorageProducer(telemetry_storage)
telemetry_runtime_producer = telemetry_producer.get_telemetry_runtime_producer()
manager = Manager(StrategyOptimizedMode(), StrategyNoneMode(), telemetry_runtime_producer) # no listener
assert manager._strategy._observer is not None
assert isinstance(manager._strategy, StrategyOptimizedMode)
assert isinstance(manager._none_strategy, StrategyNoneMode)
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), False), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert for_unique_keys_tracker == []
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert deduped == 0
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert imps == [Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None)]
# Advance the perceived clock one hour
old_utc = utc_now # save it to compare captured impressions
utc_now += 3600 * 1000
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
# Track the same impressions but "one hour later"
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, {'prop': 'value'}), False), None),
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, {'prop': 'value'}),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None)]
assert deduped == 0
assert for_unique_keys_tracker == []
def test_impressions_properties_debug(self, mocker):
"""Test impressions manager in optimized mode with impressions properties."""
# Mock utc_time function to be able to play with the clock
utc_now = truncate_time(utctime_ms_reimplement()) + 1800 * 1000
utc_time_mock = mocker.Mock()
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
telemetry_storage = InMemoryTelemetryStorage()
telemetry_producer = TelemetryStorageProducer(telemetry_storage)
telemetry_runtime_producer = telemetry_producer.get_telemetry_runtime_producer()
manager = Manager(StrategyDebugMode(), StrategyNoneMode(), telemetry_runtime_producer) # no listener
# An impression that hasn't happened in the last hour (pt = None) should be tracked
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None), False), None),
(ImpressionDecorated(Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None), False), None)
])
assert for_unique_keys_tracker == []
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-3, None, None),
Impression('k1', 'f2', 'on', 'l1', 123, None, utc_now-3, None, None)]
assert deduped == 0
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None), False), None)
])
assert imps == [Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-1, None, None)]
# Advance the perceived clock one hour
old_utc = utc_now # save it to compare captured impressions
utc_now += 3600 * 1000
utc_time_mock.return_value = utc_now
mocker.patch('splitio.engine.impressions.strategies.utctime_ms', return_value=utc_time_mock())
# Track the same impressions but "one hour later"
imps, deduped, listen, for_counter, for_unique_keys_tracker = manager.process_impressions([
(ImpressionDecorated(Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, {'prop': 'value'}), False), None),
(ImpressionDecorated(Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, None, None), False), None)
])
assert imps == [Impression('k1', 'f1', 'on', 'l1', 123, None, utc_now-1, None, {'prop': 'value'}),
Impression('k2', 'f1', 'on', 'l1', 123, None, utc_now-2, old_utc-1, None)]
assert deduped == 0
assert for_unique_keys_tracker == []