ClickHouse/tests/queries/0_stateless/01001_rename_merge_race_condition.sh
Azat Khuzhin d28963d695 tests: do not leave any queries after finish
This should fix issues like [1], where because one query from the
previous test was left the next fails, in this particular report the
problem was that 01281_group_by_limit_memory_tracking fails due to the
query from 01301_aggregate_state_exception_memory_leak was running in
background.

  [1]: https://s3.amazonaws.com/clickhouse-test-reports/34919/311f884d3d4215f7f82c2dd66ea51d071d313241/stateless_tests__thread__actions__[2/3].html

v2: wait for queries in 01249_flush_interactive
Signed-off-by: Azat Khuzhin <a.khuzhin@semrush.com>
2022-03-09 17:29:33 +03:00

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#!/usr/bin/env bash
# Tags: race, long
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
# shellcheck source=../shell_config.sh
. "$CURDIR"/../shell_config.sh
set -e
$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS test1"
$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS test2"
$CLICKHOUSE_CLIENT --query "CREATE TABLE test1 (x UInt64) ENGINE = Memory"
function thread1()
{
seq 1 1000 | {
sed -r -e 's/.+/RENAME TABLE test1 TO test2; RENAME TABLE test2 TO test1;/'
} | $CLICKHOUSE_CLIENT -n
}
function thread2()
{
$CLICKHOUSE_CLIENT --query "SELECT * FROM merge('$CLICKHOUSE_DATABASE', '^test[12]$')"
}
export -f thread1
export -f thread2
TIMEOUT=10
clickhouse_client_loop_timeout $TIMEOUT thread1 2> /dev/null &
clickhouse_client_loop_timeout $TIMEOUT thread2 2> /dev/null &
wait
$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS test1"
$CLICKHOUSE_CLIENT --query "DROP TABLE IF EXISTS test2"