# TestSplitRegionEdgeCase
drop table if exists t;
create table t(a bigint(20) auto_increment primary key);
split table t between (-9223372036854775808) and (9223372036854775807) regions 16;
drop table if exists t;
create table t(a int(20) auto_increment primary key);
-- error 1690
split table t between (-9223372036854775808) and (9223372036854775807) regions 16;
drop table if exists t;

# TestSplitTableRegion
drop table if exists t, t1;
create table t(a varchar(100),b int, index idx1(b,a));
split table t index idx1 by (10000,"abcd"),(10000000);
-- error 1265
split table t index idx1 by ("abcd");

## Test for split index region.
## Check min value is more than max value.
split table t index idx1 between (0) and (1000000000) regions 10;
-- error 8212
split table t index idx1 between (2,'a') and (1,'c') regions 10;

## Check min value is invalid.
-- error 1105
split table t index idx1 between () and (1) regions 10;

## Check max value is invalid.
-- error 1105
split table t index idx1 between (1) and () regions 10;

## Check pre-split region num is too large.
-- error 1105
split table t index idx1 between (0) and (1000000000) regions 10000;

## Check pre-split region num 0 is invalid.
-- error 1105
split table t index idx1 between (0) and (1000000000) regions 0;

## Test truncate error msg.
-- error 1265
split table t index idx1 between ("aa") and (1000000000) regions 0;

## Test for split table region.
split table t between (0) and (1000000000) regions 10;

## Check the lower value is more than the upper value.
-- error 8212
split table t between (2) and (1) regions 10;

## Check the lower value is invalid.
-- error 1105
split table t between () and (1) regions 10;

## Check upper value is invalid.
-- error 1105
split table t between (1) and () regions 10;

## Check pre-split region num is too large.
-- error 1105
split table t between (0) and (1000000000) regions 10000;

## Check pre-split region num 0 is invalid.
-- error 1105
split table t between (0) and (1000000000) regions 0;

## Test truncate error msg.
-- error 1265
split table t between ("aa") and (1000000000) regions 10;

## Test split table region step is too small.
-- error 8212
split table t between (0) and (100) regions 10;

## Test split region by syntax.
split table t by (0),(1000),(1000000);

## Test split region twice to test for multiple batch split region requests.
create table t1(a int, b int);
split table t1 between(0) and (10000) regions 10;
split table t1 between(10) and (10010) regions 5;

## Test split region for partition table.
drop table if exists t;
create table t (a int,b int) partition by hash(a) partitions 5;
split table t between (0) and (1000000) regions 5;

## Test for `split for region` syntax.
split region for partition table t between (1000000) and (100000000) regions 10;

## Test split region for partition table with specified partition.
split table t partition (p1,p2) between (100000000) and (1000000000) regions 5;

## Test for `split for region` syntax.
split region for partition table t partition (p3,p4) between (100000000) and (1000000000) regions 5;

# TestClusterIndexSplitTableIntegration
set tidb_enable_clustered_index=ON;
drop table if exists t;
create table t (a varchar(255), b double, c int, primary key (a, b));
## Value list length not match.
-- error 1105
split table t between ('aaa') and ('aaa', 100.0) regions 10;
-- error 1105
split table t between ('aaa', 1.0) and ('aaa', 100.0, 11) regions 10;

## Value type not match.
-- error 1265
split table t between ('aaa', 0.0) and (100.0, 'aaa') regions 10;

## lower bound >= upper bound.
-- error 8212
split table t between ('aaa', 0.0) and ('aaa', 0.0) regions 10;
-- error 8212
split table t between ('bbb', 0.0) and ('aaa', 0.0) regions 10;

## Exceed limit 1000.
-- error 1105
split table t between ('aaa', 0.0) and ('aaa', 0.1) regions 100000;

## Split on null values.
-- error 1048
split table t between (null, null) and (null, null) regions 1000;
-- error 1048
split table t by (null, null);

## Success.
split table t between ('aaa', 0.0) and ('aaa', 100.0) regions 10;
split table t by ('aaa', 0.0), ('aaa', 20.0), ('aaa', 100.0);
split table t by ('aaa', 100.0), ('qqq', 20.0), ('zzz', 100.0), ('zzz', 1000.0);
drop table t;
create table t (a int, b int, c int, d int, primary key(d, a, c));
split table t by (0, 0, 0), (1, 2, 3), (65535, 65535, 65535);
drop table if exists t;
create table t (a varchar(255), b decimal, c int, primary key (a, b));
-- error 1265
split table t by ('aaa', '');
drop table t;
CREATE TABLE t (`id` varchar(10) NOT NULL, primary key (`id`) CLUSTERED);
-- error 1176
split table t index `primary` between (0) and (1000) regions 2;
set tidb_enable_clustered_index=default;