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https://github.com/ClickHouse/ClickHouse.git
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b75963d370
This PR formats all the `*.py` files found under the `tests/integration` folder. It also reorders the imports and cleans up a bunch of unused imports. The formatting also takes care of other things like wrapping lines and fixing spaces and indents such that the tests look more readable.
257 lines
9.7 KiB
Python
257 lines
9.7 KiB
Python
from __future__ import print_function
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import sys
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import time
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import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.uclient import client, prompt, end_of_block
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cluster = ClickHouseCluster(__file__)
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NODES = {'node' + str(i): cluster.add_instance(
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'node' + str(i),
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main_configs=['configs/remote_servers.xml'],
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user_configs=['configs/set_distributed_defaults.xml'],
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) for i in (1, 2)}
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CREATE_TABLES_SQL = '''
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DROP TABLE IF EXISTS lv_over_base_table;
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DROP TABLE IF EXISTS distributed_table;
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DROP TABLE IF EXISTS base_table;
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SET allow_experimental_live_view = 1;
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CREATE TABLE
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base_table(
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node String,
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key Int32,
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value Int32
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)
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ENGINE = Memory;
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CREATE LIVE VIEW lv_over_base_table AS SELECT * FROM base_table;
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CREATE TABLE
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distributed_table
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AS base_table
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ENGINE = Distributed(test_cluster, default, base_table, rand());
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'''
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INSERT_SQL_TEMPLATE = "INSERT INTO base_table VALUES ('{node_id}', {key}, {value})"
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@pytest.fixture(scope="function")
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def started_cluster():
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try:
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cluster.start()
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for node_index, (node_name, node) in enumerate(NODES.items()):
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node.query(CREATE_TABLES_SQL)
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for i in range(0, 2):
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sql = INSERT_SQL_TEMPLATE.format(node_id=node_name, key=i, value=i + (node_index * 10))
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node.query(sql)
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yield cluster
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finally:
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cluster.shutdown()
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@pytest.mark.parametrize("node", NODES.values()[:1])
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@pytest.mark.parametrize("source", ["lv_over_distributed_table"])
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class TestLiveViewOverDistributedSuite:
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def test_distributed_over_live_view_order_by_node(self, started_cluster, node, source):
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log = sys.stdout
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node0, node1 = NODES.values()
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select_query = "SELECT * FROM distributed_over_lv ORDER BY node, key FORMAT CSV"
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with client(name="client1> ", log=log, command=" ".join(node0.client.command)) as client1, \
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client(name="client2> ", log=log, command=" ".join(node1.client.command)) as client2:
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client1.expect(prompt)
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client2.expect(prompt)
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client1.send("DROP TABLE IF EXISTS distributed_over_lv")
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client1.expect(prompt)
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client1.send(
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"CREATE TABLE distributed_over_lv AS lv_over_base_table ENGINE = Distributed(test_cluster, default, lv_over_base_table)")
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client1.expect(prompt)
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client1.send(select_query)
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client1.expect('"node1",0,0')
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client1.expect('"node1",1,1')
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client1.expect('"node2",0,10')
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client1.expect('"node2",1,11')
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client1.expect(prompt)
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client1.send("INSERT INTO distributed_table VALUES ('node1', 1, 3), ('node1', 2, 3)")
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client1.expect(prompt)
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client2.send("INSERT INTO distributed_table VALUES ('node1', 3, 3)")
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client2.expect(prompt)
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time.sleep(2)
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client1.send(select_query)
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client1.expect('"node1",0,0')
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client1.expect('"node1",1,1')
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client1.expect('"node1",1,3')
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client1.expect('"node1",2,3')
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client1.expect('"node1",3,3')
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client1.expect('"node2",0,10')
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client1.expect('"node2",1,11')
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client1.expect(prompt)
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def test_distributed_over_live_view_order_by_key(self, started_cluster, node, source):
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log = sys.stdout
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node0, node1 = NODES.values()
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select_query = "SELECT * FROM distributed_over_lv ORDER BY key, node FORMAT CSV"
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with client(name="client1> ", log=log, command=" ".join(node0.client.command)) as client1, \
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client(name="client2> ", log=log, command=" ".join(node1.client.command)) as client2:
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client1.expect(prompt)
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client2.expect(prompt)
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client1.send("DROP TABLE IF EXISTS distributed_over_lv")
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client1.expect(prompt)
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client1.send(
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"CREATE TABLE distributed_over_lv AS lv_over_base_table ENGINE = Distributed(test_cluster, default, lv_over_base_table)")
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client1.expect(prompt)
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client1.send(select_query)
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client1.expect('"node1",0,0')
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client1.expect('"node2",0,10')
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client1.expect('"node1",1,1')
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client1.expect('"node2",1,11')
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client1.expect(prompt)
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client1.send("INSERT INTO distributed_table VALUES ('node1', 1, 3), ('node1', 2, 3)")
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client1.expect(prompt)
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client2.send("INSERT INTO distributed_table VALUES ('node1', 3, 3)")
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client2.expect(prompt)
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time.sleep(2)
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client1.send(select_query)
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client1.expect('"node1",0,0')
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client1.expect('"node2",0,10')
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client1.expect('"node1",1,1')
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client1.expect('"node1",1,3')
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client1.expect('"node2",1,11')
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client1.expect('"node1",2,3')
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client1.expect('"node1",3,3')
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client1.expect(prompt)
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def test_distributed_over_live_view_group_by_node(self, started_cluster, node, source):
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log = sys.stdout
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node0, node1 = NODES.values()
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select_query = "SELECT node, SUM(value) FROM distributed_over_lv GROUP BY node ORDER BY node FORMAT CSV"
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with client(name="client1> ", log=log, command=" ".join(node0.client.command)) as client1, \
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client(name="client2> ", log=log, command=" ".join(node1.client.command)) as client2:
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client1.expect(prompt)
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client2.expect(prompt)
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client1.send("DROP TABLE IF EXISTS distributed_over_lv")
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client1.expect(prompt)
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client1.send(
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"CREATE TABLE distributed_over_lv AS lv_over_base_table ENGINE = Distributed(test_cluster, default, lv_over_base_table)")
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client1.expect(prompt)
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client1.send(select_query)
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client1.expect('"node1",1')
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client1.expect('"node2",21')
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client1.expect(prompt)
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client2.send("INSERT INTO distributed_table VALUES ('node1', 2, 2)")
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client2.expect(prompt)
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time.sleep(2)
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client1.send(select_query)
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client1.expect('"node1",3')
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client1.expect('"node2",21')
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client1.expect(prompt)
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client1.send("INSERT INTO distributed_table VALUES ('node1', 1, 3), ('node1', 3, 3)")
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client1.expect(prompt)
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client2.send("INSERT INTO distributed_table VALUES ('node1', 3, 3)")
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client2.expect(prompt)
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time.sleep(2)
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client1.send(select_query)
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client1.expect('"node1",12')
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client1.expect('"node2",21')
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client1.expect(prompt)
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def test_distributed_over_live_view_group_by_key(self, started_cluster, node, source):
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log = sys.stdout
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node0, node1 = NODES.values()
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select_query = "SELECT key, SUM(value) FROM distributed_over_lv GROUP BY key ORDER BY key FORMAT CSV"
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with client(name="client1> ", log=log, command=" ".join(node0.client.command)) as client1, \
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client(name="client2> ", log=log, command=" ".join(node1.client.command)) as client2:
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client1.expect(prompt)
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client2.expect(prompt)
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client1.send("DROP TABLE IF EXISTS distributed_over_lv")
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client1.expect(prompt)
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client1.send(
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"CREATE TABLE distributed_over_lv AS lv_over_base_table ENGINE = Distributed(test_cluster, default, lv_over_base_table)")
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client1.expect(prompt)
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client1.send(select_query)
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client1.expect('0,10')
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client1.expect('1,12')
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client1.expect(prompt)
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client2.send("INSERT INTO distributed_table VALUES ('node1', 2, 2)")
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client2.expect(prompt)
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time.sleep(2)
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client1.send(select_query)
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client1.expect('0,10')
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client1.expect('1,12')
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client1.expect('2,2')
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client1.expect(prompt)
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client2.send("INSERT INTO distributed_table VALUES ('node1', 1, 3), ('node1', 3, 3)")
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client2.expect(prompt)
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time.sleep(2)
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client1.send(select_query)
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client1.expect('0,10')
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client1.expect('1,15')
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client1.expect('2,2')
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client1.expect('3,3')
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client1.expect(prompt)
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def test_distributed_over_live_view_sum(self, started_cluster, node, source):
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log = sys.stdout
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node0, node1 = NODES.values()
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with client(name="client1> ", log=log, command=" ".join(node0.client.command)) as client1, \
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client(name="client2> ", log=log, command=" ".join(node1.client.command)) as client2:
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client1.expect(prompt)
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client2.expect(prompt)
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client1.send("DROP TABLE IF EXISTS distributed_over_lv")
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client1.expect(prompt)
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client1.send(
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"CREATE TABLE distributed_over_lv AS lv_over_base_table ENGINE = Distributed(test_cluster, default, lv_over_base_table)")
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client1.expect(prompt)
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client1.send("SELECT sum(value) FROM distributed_over_lv")
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client1.expect(r"22" + end_of_block)
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client1.expect(prompt)
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client2.send("INSERT INTO distributed_table VALUES ('node1', 2, 2)")
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client2.expect(prompt)
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time.sleep(2)
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client1.send("SELECT sum(value) FROM distributed_over_lv")
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client1.expect(r"24" + end_of_block)
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client1.expect(prompt)
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client2.send("INSERT INTO distributed_table VALUES ('node1', 3, 3), ('node1', 4, 4)")
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client2.expect(prompt)
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time.sleep(2)
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client1.send("SELECT sum(value) FROM distributed_over_lv")
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client1.expect(r"31" + end_of_block)
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client1.expect(prompt)
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