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Merge pull request #23751 from azat/test_insert_into_distributed

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Improve test_insert_into_distributed
This commit is contained in:
Maksim Kita 2021-04-29 22:17:05 +03:00 committed by GitHub
commit c7bd69cc92
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2 changed files with 48 additions and 8 deletions
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6
tests/integration/test_insert_into_distributed/configs/remote_servers.xml
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@ -41,14 +41,14 @@
</replica>
</shard>
</shard_with_local_replica_internal_replication>
<shard_with_low_cardinality>
<shard_with_low_cardinality>
<shard>
<replica>
<host>shard1</host>
<port>9000</port>
</replica>
</shard>
<shard>
</shard>
<shard>
<replica>
<host>shard2</host>
<port>9000</port>

50
tests/integration/test_insert_into_distributed/test.py
View File

@ -1,6 +1,7 @@
import time
import pytest
from helpers.client import QueryRuntimeException
from helpers.cluster import ClickHouseCluster
from helpers.network import PartitionManager
from helpers.test_tools import TSV
@ -76,11 +77,19 @@ CREATE TABLE table_function (n UInt8, s String) ENGINE = MergeTree() ORDER BY n'
CREATE TABLE table_function (n UInt8, s String) ENGINE = MergeTree() ORDER BY n''')
node1.query('''
CREATE TABLE distributed_one_replica (date Date, id UInt32) ENGINE = Distributed('shard_with_local_replica_internal_replication', 'default', 'single_replicated')
CREATE TABLE distributed_one_replica_internal_replication (date Date, id UInt32) ENGINE = Distributed('shard_with_local_replica_internal_replication', 'default', 'single_replicated')
''')
node2.query('''
CREATE TABLE distributed_one_replica (date Date, id UInt32) ENGINE = Distributed('shard_with_local_replica_internal_replication', 'default', 'single_replicated')
CREATE TABLE distributed_one_replica_internal_replication (date Date, id UInt32) ENGINE = Distributed('shard_with_local_replica_internal_replication', 'default', 'single_replicated')
''')
node1.query('''
CREATE TABLE distributed_one_replica_no_internal_replication (date Date, id UInt32) ENGINE = Distributed('shard_with_local_replica', 'default', 'single_replicated')
''')
node2.query('''
CREATE TABLE distributed_one_replica_no_internal_replication (date Date, id UInt32) ENGINE = Distributed('shard_with_local_replica', 'default', 'single_replicated')
''')
node2.query('''
@ -174,14 +183,45 @@ def test_inserts_local(started_cluster):
assert instance.query("SELECT count(*) FROM local").strip() == '1'
def test_inserts_single_replica(started_cluster):
def test_inserts_single_replica_local_internal_replication(started_cluster):
with pytest.raises(QueryRuntimeException, match="Table default.single_replicated doesn't exist"):
node1.query(
"INSERT INTO distributed_one_replica_internal_replication VALUES ('2000-01-01', 1)",
settings={
"insert_distributed_sync": "1",
"prefer_localhost_replica": "1",
# to make the test more deterministic
"load_balancing": "first_or_random",
},
)
assert node2.query("SELECT count(*) FROM single_replicated").strip() == '0'
def test_inserts_single_replica_internal_replication(started_cluster):
node1.query(
"INSERT INTO distributed_one_replica VALUES ('2000-01-01', 1)",
settings={"insert_distributed_sync": "1", "prefer_localhost_replica": "0"},
"INSERT INTO distributed_one_replica_internal_replication VALUES ('2000-01-01', 1)",
settings={
"insert_distributed_sync": "1",
"prefer_localhost_replica": "0",
# to make the test more deterministic
"load_balancing": "first_or_random",
},
)
assert node2.query("SELECT count(*) FROM single_replicated").strip() == '1'
def test_inserts_single_replica_no_internal_replication(started_cluster):
with pytest.raises(QueryRuntimeException, match="Table default.single_replicated doesn't exist"):
node1.query(
"INSERT INTO distributed_one_replica_no_internal_replication VALUES ('2000-01-01', 1)",
settings={
"insert_distributed_sync": "1",
"prefer_localhost_replica": "0",
},
)
assert node2.query("SELECT count(*) FROM single_replicated").strip() == '1'
def test_prefer_localhost_replica(started_cluster):
test_query = "SELECT * FROM distributed ORDER BY id"