#!/bin/bash
#
# Copyright 2022 PingCAP, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Basic check for whether routing rules work

set -eux

CUR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)

for BACKEND in tidb local; do
  run_sql 'DROP DATABASE IF EXISTS routes_a0;'
  run_sql 'DROP DATABASE IF EXISTS routes_a1;'
  run_sql 'DROP DATABASE IF EXISTS routes_b;'

  run_sql 'CREATE DATABASE routes_b;'
  run_sql 'CREATE TABLE routes_b.u (a int primary key, b int, c int, c_source varchar(11), c_schema varchar(11) not null, c_table varchar(11) not null);'

  run_lightning --config "$CUR/config.toml" --backend $BACKEND
  echo Import using $BACKEND finished

  run_sql 'SELECT count(1), sum(a), sum(b), sum(c) FROM routes_b.u;'
  check_contains 'count(1): 4'
  check_contains 'sum(a): 11'
  check_contains 'sum(b): NULL'
  check_contains 'sum(c): NULL'

  run_sql 'SELECT count(1), sum(a), sum(b), sum(c) FROM routes_a1.s1;'
  check_contains 'count(1): 1'
  check_contains 'sum(a): 4'
  check_contains 'sum(b): 4'
  check_contains 'sum(c): 4'

  run_sql 'SELECT count(1) FROM routes_b.u where c_table = "0";'
  check_contains 'count(1): 2'
  run_sql 'SELECT count(1) FROM routes_b.u where c_table = "1";'
  check_contains 'count(1): 1'
  run_sql 'SELECT count(1) FROM routes_b.u where c_table = "2";'
  check_contains 'count(1): 1'
  run_sql 'SELECT count(1) FROM routes_b.u where c_schema = "0";'
  check_contains 'count(1): 3'
  run_sql 'SELECT count(1) FROM routes_b.u where c_schema = "1";'
  check_contains 'count(1): 1'
  run_sql 'SELECT count(1) FROM routes_b.u where c_source = "01";'
  check_contains 'count(1): 4'

  run_sql 'SHOW TABLES IN routes_a1;'
  check_not_contains 'Tables_in_routes_a1: t2'
done
