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202 lines
6.2 KiB
Python
Executable File
202 lines
6.2 KiB
Python
Executable File
import time
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import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance(
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"node",
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stay_alive=True,
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main_configs=[
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"configs/config.d/query_log.xml",
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"configs/config.d/schema_cache.xml",
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],
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)
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@pytest.fixture(scope="module")
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def start_cluster():
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try:
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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def check_profile_event_for_query(node, file, profile_event, amount=1):
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node.query("system flush logs")
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query_pattern = f"file('{file}'".replace("'", "\\'")
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assert (
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int(
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node.query(
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f"select ProfileEvents['{profile_event}'] from system.query_log where query like '%{query_pattern}%' and query not like '%ProfileEvents%' and type = 'QueryFinish' order by query_start_time_microseconds desc limit 1"
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)
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)
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== amount
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)
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def check_cache_misses(node, file, amount=1):
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check_profile_event_for_query(node, file, "SchemaInferenceCacheMisses", amount)
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def check_cache_hits(node, file, amount=1):
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check_profile_event_for_query(node, file, "SchemaInferenceCacheHits", amount)
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def check_cache_invalidations(node, file, amount=1):
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check_profile_event_for_query(
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node, file, "SchemaInferenceCacheInvalidations", amount
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)
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def check_cache_evictions(node, file, amount=1):
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check_profile_event_for_query(node, file, "SchemaInferenceCacheEvictions", amount)
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def check_cache_num_rows_hits(node, file, amount=1):
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check_profile_event_for_query(node, file, "SchemaInferenceCacheNumRowsHits", amount)
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def check_cache(node, expected_files):
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sources = node.query("select source from system.schema_inference_cache")
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assert sorted(map(lambda x: x.strip().split("/")[-1], sources.split())) == sorted(
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expected_files
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)
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def test(start_cluster):
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node.query("insert into function file('data.jsonl') select * from numbers(100)")
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time.sleep(1)
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node.query("desc file('data.jsonl')")
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check_cache(node, ["data.jsonl"])
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check_cache_misses(node, "data.jsonl")
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node.query("desc file('data.jsonl')")
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check_cache_hits(node, "data.jsonl")
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node.query("insert into function file('data.jsonl') select * from numbers(100)")
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time.sleep(1)
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node.query("desc file('data.jsonl')")
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check_cache_invalidations(node, "data.jsonl")
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node.query("insert into function file('data1.jsonl') select * from numbers(100)")
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time.sleep(1)
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node.query("desc file('data1.jsonl')")
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check_cache(node, ["data.jsonl", "data1.jsonl"])
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check_cache_misses(node, "data1.jsonl")
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node.query("desc file('data1.jsonl')")
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check_cache_hits(node, "data1.jsonl")
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node.query("insert into function file('data2.jsonl') select * from numbers(100)")
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time.sleep(1)
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node.query("desc file('data2.jsonl')")
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check_cache(node, ["data1.jsonl", "data2.jsonl"])
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check_cache_misses(node, "data2.jsonl")
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check_cache_evictions(node, "data2.jsonl")
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node.query("desc file('data2.jsonl')")
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check_cache_hits(node, "data2.jsonl")
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node.query("desc file('data1.jsonl')")
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check_cache_hits(node, "data1.jsonl")
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node.query("desc file('data.jsonl')")
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check_cache(node, ["data.jsonl", "data1.jsonl"])
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check_cache_misses(node, "data.jsonl")
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check_cache_evictions(node, "data.jsonl")
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node.query("desc file('data2.jsonl')")
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check_cache(node, ["data.jsonl", "data2.jsonl"])
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check_cache_misses(node, "data2.jsonl")
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check_cache_evictions(node, "data2.jsonl")
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node.query("desc file('data2.jsonl')")
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check_cache_hits(node, "data2.jsonl")
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node.query("desc file('data.jsonl')")
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check_cache_hits(node, "data.jsonl")
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node.query("insert into function file('data3.jsonl') select * from numbers(100)")
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time.sleep(1)
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node.query("desc file('data*.jsonl')")
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check_cache_hits(node, "data*.jsonl")
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node.query("system drop schema cache for file")
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check_cache(node, [])
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node.query("desc file('data*.jsonl')")
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check_cache_misses(node, "data*.jsonl", 4)
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node.query("system drop schema cache")
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check_cache(node, [])
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node.query("desc file('data*.jsonl')")
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check_cache_misses(node, "data*.jsonl", 4)
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node.query("system drop schema cache")
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check_cache(node, [])
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node.query("insert into function file('data.csv') select * from numbers(100)")
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time.sleep(1)
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res = node.query("select count() from file('data.csv', auto, 'x UInt64')")
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assert int(res) == 100
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check_cache(node, ["data.csv"])
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check_cache_misses(node, "data.csv")
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res = node.query("select count() from file('data.csv', auto, 'x UInt64')")
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assert int(res) == 100
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check_cache_hits(node, "data.csv")
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node.query(
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"insert into function file('data.csv', auto, 'x UInt64') select * from numbers(100)"
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)
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time.sleep(1)
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res = node.query("select count() from file('data.csv', auto, 'x UInt64')")
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assert int(res) == 200
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check_cache_invalidations(node, "data.csv")
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node.query("insert into function file('data1.csv') select * from numbers(100)")
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time.sleep(1)
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res = node.query("select count() from file('data1.csv', auto, 'x UInt64')")
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assert int(res) == 100
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check_cache(node, ["data.csv", "data1.csv"])
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check_cache_misses(node, "data1.csv")
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res = node.query("select count() from file('data1.csv', auto, 'x UInt64')")
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assert int(res) == 100
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check_cache_hits(node, "data1.csv")
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res = node.query("select count() from file('data*.csv', auto, 'x UInt64')")
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assert int(res) == 300
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check_cache_hits(node, "data*.csv", 2)
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node.query("system drop schema cache for file")
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check_cache(node, [])
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res = node.query("select count() from file('data*.csv', auto, 'x UInt64')")
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assert int(res) == 300
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check_cache_misses(node, "data*.csv", 2)
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node.query("system drop schema cache for file")
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check_cache(node, [])
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node.query("insert into function file('data.parquet') select * from numbers(100)")
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time.sleep(1)
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res = node.query("select count() from file('data.parquet')")
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assert int(res) == 100
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check_cache_misses(node, "data.parquet")
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check_cache_hits(node, "data.parquet")
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check_cache_num_rows_hits(node, "data.parquet")
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