ClickHouse/tests/queries/0_stateless/02297_regex_parsing_file_names.sh

#!/usr/bin/env bash
# Tags: no-parallel

CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
# shellcheck source=../shell_config.sh
. "$CURDIR"/../shell_config.sh

# Data preparation.

# Now we can get the user_files_path by use the table file function for trick. also we can get it by query as:
#  "insert into function file('exist.txt', 'CSV', 'val1 char') values ('aaaa'); select _path from file('exist.txt', 'CSV', 'val1 char')"
CLICKHOUSE_USER_FILES_PATH=$(clickhouse-client --query "select _path, _file from file('nonexist.txt', 'CSV', 'val1 char')" 2>&1 | grep Exception | awk '{gsub("/nonexist.txt","",$9); print $9}')

mkdir -p ${CLICKHOUSE_USER_FILES_PATH}/

rm -rf ${CLICKHOUSE_USER_FILES_PATH}/file_{0..10}.csv

echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_0.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_1.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_2.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_3.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_4.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_5.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_6.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_7.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_8.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_9.csv
echo '0' > ${CLICKHOUSE_USER_FILES_PATH}/file_10.csv

# echo '' > ${CLICKHOUSE_USER_FILES_PATH}/file_10.csv

${CLICKHOUSE_CLIENT} -q "DROP TABLE IF EXISTS t_regex;"

${CLICKHOUSE_CLIENT} -q "CREATE TABLE t_regex (id UInt64) ENGINE = MergeTree() order by id;"

${CLICKHOUSE_CLIENT} -q "INSERT INTO t_regex SELECT * FROM file('file_{0..10}.csv','CSV');"
${CLICKHOUSE_CLIENT} -q "SELECT count() from t_regex;"

rm -rf ${CLICKHOUSE_USER_FILES_PATH}/file_{0..10}.csv;
${CLICKHOUSE_CLIENT} -q "DROP TABLE IF EXISTS t_regex;"