mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-24 00:22:29 +00:00
273 lines
10 KiB
Python
273 lines
10 KiB
Python
|
|
|
|
import sys
|
|
|
|
import pytest
|
|
from helpers.cluster import ClickHouseCluster
|
|
from helpers.uclient import client, prompt, end_of_block
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
# log = sys.stdout
|
|
log = None
|
|
|
|
NODES = {'node' + str(i): cluster.add_instance(
|
|
'node' + str(i),
|
|
main_configs=['configs/remote_servers.xml'],
|
|
user_configs=['configs/set_distributed_defaults.xml'],
|
|
) for i in (1, 2)}
|
|
|
|
CREATE_TABLES_SQL = '''
|
|
DROP TABLE IF EXISTS lv_over_distributed_table;
|
|
DROP TABLE IF EXISTS distributed_table;
|
|
DROP TABLE IF EXISTS base_table;
|
|
|
|
SET allow_experimental_live_view = 1;
|
|
|
|
CREATE TABLE
|
|
base_table(
|
|
node String,
|
|
key Int32,
|
|
value Int32
|
|
)
|
|
ENGINE = Memory;
|
|
|
|
CREATE TABLE
|
|
distributed_table
|
|
AS base_table
|
|
ENGINE = Distributed(test_cluster, default, base_table, rand());
|
|
|
|
CREATE LIVE VIEW lv_over_distributed_table AS SELECT * FROM distributed_table;
|
|
'''
|
|
|
|
INSERT_SQL_TEMPLATE = "INSERT INTO base_table VALUES ('{node_id}', {key}, {value})"
|
|
|
|
|
|
@pytest.fixture(scope="function")
|
|
def started_cluster():
|
|
try:
|
|
cluster.start()
|
|
for node_index, (node_name, node) in enumerate(NODES.items()):
|
|
node.query(CREATE_TABLES_SQL)
|
|
for i in range(0, 2):
|
|
sql = INSERT_SQL_TEMPLATE.format(node_id=node_name, key=i, value=i + (node_index * 10))
|
|
node.query(sql)
|
|
yield cluster
|
|
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
@pytest.mark.parametrize("node", list(NODES.values())[:1])
|
|
@pytest.mark.parametrize("source", ["lv_over_distributed_table"])
|
|
class TestLiveViewOverDistributedSuite:
|
|
def test_select_with_order_by_node(self, started_cluster, node, source):
|
|
r = node.query("SELECT * FROM {source} ORDER BY node, key".format(source=source))
|
|
assert r == """node1\t0\t0
|
|
node1\t1\t1
|
|
node2\t0\t10
|
|
node2\t1\t11
|
|
"""
|
|
|
|
def test_select_with_order_by_key(self, started_cluster, node, source):
|
|
assert node.query("SELECT * FROM {source} ORDER BY key, node".format(source=source)) \
|
|
== """node1\t0\t0
|
|
node2\t0\t10
|
|
node1\t1\t1
|
|
node2\t1\t11
|
|
"""
|
|
|
|
def test_select_with_group_by_node(self, started_cluster, node, source):
|
|
assert node.query("SELECT node, SUM(value) FROM {source} GROUP BY node ORDER BY node".format(source=source)) \
|
|
== "node1\t1\nnode2\t21\n"
|
|
|
|
def test_select_with_group_by_key(self, started_cluster, node, source):
|
|
assert node.query("SELECT key, SUM(value) FROM {source} GROUP BY key ORDER BY key".format(source=source)) \
|
|
== "0\t10\n1\t12\n"
|
|
|
|
def test_select_sum(self, started_cluster, node, source):
|
|
assert node.query("SELECT SUM(value) FROM {source}".format(source=source)) \
|
|
== "22\n"
|
|
|
|
def test_watch_live_view_order_by_node(self, started_cluster, node, source):
|
|
command = " ".join(node.client.command)
|
|
args = dict(log=log, command=command)
|
|
|
|
with client(name="client1> ", **args) as client1, client(name="client2> ", **args) as client2:
|
|
client1.expect(prompt)
|
|
client2.expect(prompt)
|
|
|
|
client1.send("SET allow_experimental_live_view = 1")
|
|
client1.expect(prompt)
|
|
client2.send("SET allow_experimental_live_view = 1")
|
|
client2.expect(prompt)
|
|
|
|
client1.send("DROP TABLE IF EXISTS lv")
|
|
client1.expect(prompt)
|
|
client1.send("CREATE LIVE VIEW lv AS SELECT * FROM distributed_table ORDER BY node, key")
|
|
client1.expect(prompt)
|
|
|
|
client1.send("WATCH lv FORMAT CSV")
|
|
client1.expect('"node1",0,0,1')
|
|
client1.expect('"node1",1,1,1')
|
|
client1.expect('"node2",0,10,1')
|
|
client1.expect('"node2",1,11,1')
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 2, 2)")
|
|
client2.expect(prompt)
|
|
client1.expect('"node1",0,0,2')
|
|
client1.expect('"node1",1,1,2')
|
|
client1.expect('"node1",2,2,2')
|
|
client1.expect('"node2",0,10,2')
|
|
client1.expect('"node2",1,11,2')
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 0, 3), ('node3', 3, 3)")
|
|
client2.expect(prompt)
|
|
client1.expect('"node1",0,0,3')
|
|
client1.expect('"node1",0,3,3')
|
|
client1.expect('"node1",1,1,3')
|
|
client1.expect('"node1",2,2,3')
|
|
client1.expect('"node2",0,10,3')
|
|
client1.expect('"node2",1,11,3')
|
|
client1.expect('"node3",3,3,3')
|
|
|
|
def test_watch_live_view_order_by_key(self, started_cluster, node, source):
|
|
command = " ".join(node.client.command)
|
|
args = dict(log=log, command=command)
|
|
|
|
with client(name="client1> ", **args) as client1, client(name="client2> ", **args) as client2:
|
|
client1.expect(prompt)
|
|
client2.expect(prompt)
|
|
|
|
client1.send("SET allow_experimental_live_view = 1")
|
|
client1.expect(prompt)
|
|
client2.send("SET allow_experimental_live_view = 1")
|
|
client2.expect(prompt)
|
|
|
|
client1.send("DROP TABLE IF EXISTS lv")
|
|
client1.expect(prompt)
|
|
client1.send("CREATE LIVE VIEW lv AS SELECT * FROM distributed_table ORDER BY key, node")
|
|
client1.expect(prompt)
|
|
|
|
client1.send("WATCH lv FORMAT CSV")
|
|
client1.expect('"node1",0,0,1')
|
|
client1.expect('"node2",0,10,1')
|
|
client1.expect('"node1",1,1,1')
|
|
client1.expect('"node2",1,11,1')
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 2, 2)")
|
|
client2.expect(prompt)
|
|
client1.expect('"node1",0,0,2')
|
|
client1.expect('"node2",0,10,2')
|
|
client1.expect('"node1",1,1,2')
|
|
client1.expect('"node2",1,11,2')
|
|
client1.expect('"node1",2,2,2')
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 0, 3), ('node3', 3, 3)")
|
|
client2.expect(prompt)
|
|
client1.expect('"node1",0,0,3')
|
|
client1.expect('"node1",0,3,3')
|
|
client1.expect('"node2",0,10,3')
|
|
client1.expect('"node1",1,1,3')
|
|
client1.expect('"node2",1,11,3')
|
|
client1.expect('"node1",2,2,3')
|
|
client1.expect('"node3",3,3,3')
|
|
|
|
def test_watch_live_view_group_by_node(self, started_cluster, node, source):
|
|
command = " ".join(node.client.command)
|
|
args = dict(log=log, command=command)
|
|
|
|
with client(name="client1> ", **args) as client1, client(name="client2> ", **args) as client2:
|
|
client1.expect(prompt)
|
|
client2.expect(prompt)
|
|
|
|
client1.send("SET allow_experimental_live_view = 1")
|
|
client1.expect(prompt)
|
|
client2.send("SET allow_experimental_live_view = 1")
|
|
client2.expect(prompt)
|
|
|
|
client1.send("DROP TABLE IF EXISTS lv")
|
|
client1.expect(prompt)
|
|
client1.send(
|
|
"CREATE LIVE VIEW lv AS SELECT node, SUM(value) FROM distributed_table GROUP BY node ORDER BY node")
|
|
client1.expect(prompt)
|
|
|
|
client1.send("WATCH lv FORMAT CSV")
|
|
client1.expect('"node1",1,1')
|
|
client1.expect('"node2",21,1')
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 2, 2)")
|
|
client2.expect(prompt)
|
|
client1.expect('"node1",3,2')
|
|
client1.expect('"node2",21,2')
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 0, 3), ('node3', 3, 3)")
|
|
client2.expect(prompt)
|
|
client1.expect('"node1",6,3')
|
|
client1.expect('"node2",21,3')
|
|
client1.expect('"node3",3,3')
|
|
|
|
def test_watch_live_view_group_by_key(self, started_cluster, node, source):
|
|
command = " ".join(node.client.command)
|
|
args = dict(log=log, command=command)
|
|
sep = ' \xe2\x94\x82'
|
|
with client(name="client1> ", **args) as client1, client(name="client2> ", **args) as client2:
|
|
client1.expect(prompt)
|
|
client2.expect(prompt)
|
|
|
|
client1.send("SET allow_experimental_live_view = 1")
|
|
client1.expect(prompt)
|
|
client2.send("SET allow_experimental_live_view = 1")
|
|
client2.expect(prompt)
|
|
|
|
client1.send("DROP TABLE IF EXISTS lv")
|
|
client1.expect(prompt)
|
|
client1.send(
|
|
"CREATE LIVE VIEW lv AS SELECT key, SUM(value) FROM distributed_table GROUP BY key ORDER BY key")
|
|
client1.expect(prompt)
|
|
|
|
client1.send("WATCH lv FORMAT CSV")
|
|
client1.expect('0,10,1')
|
|
client1.expect('1,12,1')
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 2, 2)")
|
|
client2.expect(prompt)
|
|
client1.expect('0,10,2')
|
|
client1.expect('1,12,2')
|
|
client1.expect('2,2,2')
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 0, 3), ('node1', 3, 3)")
|
|
client2.expect(prompt)
|
|
client1.expect('0,13,3')
|
|
client1.expect('1,12,3')
|
|
client1.expect('2,2,3')
|
|
client1.expect('3,3,3')
|
|
|
|
def test_watch_live_view_sum(self, started_cluster, node, source):
|
|
command = " ".join(node.client.command)
|
|
args = dict(log=log, command=command)
|
|
|
|
with client(name="client1> ", **args) as client1, client(name="client2> ", **args) as client2:
|
|
client1.expect(prompt)
|
|
client2.expect(prompt)
|
|
|
|
client1.send("SET allow_experimental_live_view = 1")
|
|
client1.expect(prompt)
|
|
client2.send("SET allow_experimental_live_view = 1")
|
|
client2.expect(prompt)
|
|
|
|
client1.send("DROP TABLE IF EXISTS lv")
|
|
client1.expect(prompt)
|
|
client1.send("CREATE LIVE VIEW lv AS SELECT sum(value) FROM distributed_table")
|
|
client1.expect(prompt)
|
|
|
|
client1.send("WATCH lv")
|
|
client1.expect(r"22.*1" + end_of_block)
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 2, 2)")
|
|
client2.expect(prompt)
|
|
client1.expect(r"24.*2" + end_of_block)
|
|
|
|
client2.send("INSERT INTO distributed_table VALUES ('node1', 3, 3), ('node1', 4, 4)")
|
|
client2.expect(prompt)
|
|
client1.expect(r"31.*3" + end_of_block)
|