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integration_test.go
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// Copyright 2017 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package expression_test
import (
"bytes"
"context"
"fmt"
"sort"
"strconv"
"strings"
"time"
. "github.com/pingcap/check"
"github.com/pingcap/errors"
"github.com/pingcap/parser/auth"
"github.com/pingcap/parser/model"
"github.com/pingcap/parser/mysql"
"github.com/pingcap/parser/terror"
"github.com/pingcap/tidb/domain"
"github.com/pingcap/tidb/expression"
"github.com/pingcap/tidb/kv"
plannercore "github.com/pingcap/tidb/planner/core"
"github.com/pingcap/tidb/session"
"github.com/pingcap/tidb/sessionctx"
"github.com/pingcap/tidb/sessionctx/variable"
"github.com/pingcap/tidb/store/mockstore"
"github.com/pingcap/tidb/table"
"github.com/pingcap/tidb/types"
"github.com/pingcap/tidb/util/mock"
"github.com/pingcap/tidb/util/sqlexec"
"github.com/pingcap/tidb/util/testkit"
"github.com/pingcap/tidb/util/testleak"
"github.com/pingcap/tidb/util/testutil"
)
var _ = Suite(&testIntegrationSuite{})
type testIntegrationSuite struct {
store kv.Storage
dom *domain.Domain
ctx sessionctx.Context
}
func (s *testIntegrationSuite) cleanEnv(c *C) {
tk := testkit.NewTestKit(c, s.store)
tk.MustExec("use test")
r := tk.MustQuery("show tables")
for _, tb := range r.Rows() {
tableName := tb[0]
tk.MustExec(fmt.Sprintf("drop table %v", tableName))
}
}
func (s *testIntegrationSuite) SetUpSuite(c *C) {
var err error
testleak.BeforeTest()
s.store, s.dom, err = newStoreWithBootstrap()
c.Assert(err, IsNil)
s.ctx = mock.NewContext()
}
func (s *testIntegrationSuite) TearDownSuite(c *C) {
s.dom.Close()
s.store.Close()
testleak.AfterTest(c)()
}
func (s *testIntegrationSuite) TestFuncREPEAT(c *C) {
tk := testkit.NewTestKit(c, s.store)
defer s.cleanEnv(c)
tk.MustExec("USE test;")
tk.MustExec("DROP TABLE IF EXISTS table_string;")
tk.MustExec("CREATE TABLE table_string(a CHAR(20), b VARCHAR(20), c TINYTEXT, d TEXT(20), e MEDIUMTEXT, f LONGTEXT, g BIGINT);")
tk.MustExec("INSERT INTO table_string (a, b, c, d, e, f, g) VALUES ('a', 'b', 'c', 'd', 'e', 'f', 2);")
tk.CheckExecResult(1, 0)
r := tk.MustQuery("SELECT REPEAT(a, g), REPEAT(b, g), REPEAT(c, g), REPEAT(d, g), REPEAT(e, g), REPEAT(f, g) FROM table_string;")
r.Check(testkit.Rows("aa bb cc dd ee ff"))
r = tk.MustQuery("SELECT REPEAT(NULL, g), REPEAT(NULL, g), REPEAT(NULL, g), REPEAT(NULL, g), REPEAT(NULL, g), REPEAT(NULL, g) FROM table_string;")
r.Check(testkit.Rows("<nil> <nil> <nil> <nil> <nil> <nil>"))
r = tk.MustQuery("SELECT REPEAT(a, NULL), REPEAT(b, NULL), REPEAT(c, NULL), REPEAT(d, NULL), REPEAT(e, NULL), REPEAT(f, NULL) FROM table_string;")
r.Check(testkit.Rows("<nil> <nil> <nil> <nil> <nil> <nil>"))
r = tk.MustQuery("SELECT REPEAT(a, 2), REPEAT(b, 2), REPEAT(c, 2), REPEAT(d, 2), REPEAT(e, 2), REPEAT(f, 2) FROM table_string;")
r.Check(testkit.Rows("aa bb cc dd ee ff"))
r = tk.MustQuery("SELECT REPEAT(NULL, 2), REPEAT(NULL, 2), REPEAT(NULL, 2), REPEAT(NULL, 2), REPEAT(NULL, 2), REPEAT(NULL, 2) FROM table_string;")
r.Check(testkit.Rows("<nil> <nil> <nil> <nil> <nil> <nil>"))
r = tk.MustQuery("SELECT REPEAT(a, -1), REPEAT(b, -2), REPEAT(c, -2), REPEAT(d, -2), REPEAT(e, -2), REPEAT(f, -2) FROM table_string;")
r.Check(testkit.Rows(" "))
r = tk.MustQuery("SELECT REPEAT(a, 0), REPEAT(b, 0), REPEAT(c, 0), REPEAT(d, 0), REPEAT(e, 0), REPEAT(f, 0) FROM table_string;")
r.Check(testkit.Rows(" "))
r = tk.MustQuery("SELECT REPEAT(a, 16777217), REPEAT(b, 16777217), REPEAT(c, 16777217), REPEAT(d, 16777217), REPEAT(e, 16777217), REPEAT(f, 16777217) FROM table_string;")
r.Check(testkit.Rows("<nil> <nil> <nil> <nil> <nil> <nil>"))
}
func (s *testIntegrationSuite) TestFuncLpadAndRpad(c *C) {
tk := testkit.NewTestKit(c, s.store)
defer s.cleanEnv(c)
tk.MustExec(`USE test;`)
tk.MustExec(`DROP TABLE IF EXISTS t;`)
tk.MustExec(`CREATE TABLE t(a BINARY(10), b CHAR(10));`)
tk.MustExec(`INSERT INTO t SELECT "中文", "abc";`)
result := tk.MustQuery(`SELECT LPAD(a, 11, "a"), LPAD(b, 2, "xx") FROM t;`)
result.Check(testkit.Rows("a中文\x00\x00\x00\x00 ab"))
result = tk.MustQuery(`SELECT RPAD(a, 11, "a"), RPAD(b, 2, "xx") FROM t;`)
result.Check(testkit.Rows("中文\x00\x00\x00\x00a ab"))
result = tk.MustQuery(`SELECT LPAD("中文", 5, "字符"), LPAD("中文", 1, "a");`)
result.Check(testkit.Rows("字符字中文 中"))
result = tk.MustQuery(`SELECT RPAD("中文", 5, "字符"), RPAD("中文", 1, "a");`)
result.Check(testkit.Rows("中文字符字 中"))
result = tk.MustQuery(`SELECT RPAD("中文", -5, "字符"), RPAD("中文", 10, "");`)
result.Check(testkit.Rows("<nil> <nil>"))
result = tk.MustQuery(`SELECT LPAD("中文", -5, "字符"), LPAD("中文", 10, "");`)
result.Check(testkit.Rows("<nil> <nil>"))
}
func (s *testIntegrationSuite) TestMiscellaneousBuiltin(c *C) {
ctx := context.Background()
defer s.cleanEnv(c)
tk := testkit.NewTestKit(c, s.store)
tk.MustExec("use test")
// for uuid
r := tk.MustQuery("select uuid(), uuid(), uuid(), uuid(), uuid(), uuid();")
for _, it := range r.Rows() {
for _, item := range it {
uuid, ok := item.(string)
c.Assert(ok, Equals, true)
list := strings.Split(uuid, "-")
c.Assert(len(list), Equals, 5)
c.Assert(len(list[0]), Equals, 8)
c.Assert(len(list[1]), Equals, 4)
c.Assert(len(list[2]), Equals, 4)
c.Assert(len(list[3]), Equals, 4)
c.Assert(len(list[4]), Equals, 12)
}
}
tk.MustQuery("select sleep(1);").Check(testkit.Rows("0"))
tk.MustQuery("select sleep(0);").Check(testkit.Rows("0"))
tk.MustQuery("select sleep('a');").Check(testkit.Rows("0"))
tk.MustQuery("show warnings;").Check(testkit.Rows("Warning 1265 Data Truncated"))
rs, err := tk.Exec("select sleep(-1);")
c.Assert(err, IsNil)
c.Assert(rs, NotNil)
_, err = session.GetRows4Test(ctx, tk.Se, rs)
c.Assert(err, NotNil)
c.Assert(rs.Close(), IsNil)
tk.MustQuery("SELECT INET_ATON('10.0.5.9');").Check(testkit.Rows("167773449"))
tk.MustQuery("SELECT INET_NTOA(167773449);").Check(testkit.Rows("10.0.5.9"))
tk.MustQuery("SELECT HEX(INET6_ATON('fdfe::5a55:caff:fefa:9089'));").Check(testkit.Rows("FDFE0000000000005A55CAFFFEFA9089"))
tk.MustQuery("SELECT HEX(INET6_ATON('10.0.5.9'));").Check(testkit.Rows("0A000509"))
tk.MustQuery("SELECT INET6_NTOA(INET6_ATON('fdfe::5a55:caff:fefa:9089'));").Check(testkit.Rows("fdfe::5a55:caff:fefa:9089"))
tk.MustQuery("SELECT INET6_NTOA(INET6_ATON('10.0.5.9'));").Check(testkit.Rows("10.0.5.9"))
tk.MustQuery("SELECT INET6_NTOA(UNHEX('FDFE0000000000005A55CAFFFEFA9089'));").Check(testkit.Rows("fdfe::5a55:caff:fefa:9089"))
tk.MustQuery("SELECT INET6_NTOA(UNHEX('0A000509'));").Check(testkit.Rows("10.0.5.9"))
tk.MustQuery(`SELECT IS_IPV4('10.0.5.9'), IS_IPV4('10.0.5.256');`).Check(testkit.Rows("1 0"))
tk.MustQuery(`SELECT IS_IPV4_COMPAT(INET6_ATON('::10.0.5.9'));`).Check(testkit.Rows("1"))
tk.MustQuery(`SELECT IS_IPV4_COMPAT(INET6_ATON('::ffff:10.0.5.9'));`).Check(testkit.Rows("0"))
tk.MustQuery(`SELECT
IS_IPV4_COMPAT(INET6_ATON('::192.168.0.1')),
IS_IPV4_COMPAT(INET6_ATON('::c0a8:0001')),
IS_IPV4_COMPAT(INET6_ATON('::c0a8:1'));`).Check(testkit.Rows("1 1 1"))
tk.MustQuery(`SELECT IS_IPV4_MAPPED(INET6_ATON('::10.0.5.9'));`).Check(testkit.Rows("0"))
tk.MustQuery(`SELECT IS_IPV4_MAPPED(INET6_ATON('::ffff:10.0.5.9'));`).Check(testkit.Rows("1"))
tk.MustQuery(`SELECT
IS_IPV4_MAPPED(INET6_ATON('::ffff:192.168.0.1')),
IS_IPV4_MAPPED(INET6_ATON('::ffff:c0a8:0001')),
IS_IPV4_MAPPED(INET6_ATON('::ffff:c0a8:1'));`).Check(testkit.Rows("1 1 1"))
tk.MustQuery(`SELECT IS_IPV6('10.0.5.9'), IS_IPV6('::1');`).Check(testkit.Rows("0 1"))
tk.MustExec("drop table if exists t1;")
tk.MustExec(`create table t1(
a int,
b int not null,
c int not null default 0,
d int default 0,
unique key(b,c),
unique key(b,d)
);`)
tk.MustExec("insert into t1 (a,b) values(1,10),(1,20),(2,30),(2,40);")
tk.MustQuery("select any_value(a), sum(b) from t1;").Check(testkit.Rows("1 100"))
tk.MustQuery("select a,any_value(b),sum(c) from t1 group by a order by a;").Check(testkit.Rows("1 10 0", "2 30 0"))
// for locks
tk.MustExec(`set tidb_enable_noop_functions=1;`)
result := tk.MustQuery(`SELECT GET_LOCK('test_lock1', 10);`)
result.Check(testkit.Rows("1"))
result = tk.MustQuery(`SELECT GET_LOCK('test_lock2', 10);`)
result.Check(testkit.Rows("1"))
result = tk.MustQuery(`SELECT RELEASE_LOCK('test_lock2');`)
result.Check(testkit.Rows("1"))
result = tk.MustQuery(`SELECT RELEASE_LOCK('test_lock1');`)
result.Check(testkit.Rows("1"))
}
func (s *testIntegrationSuite) TestConvertToBit(c *C) {
defer s.cleanEnv(c)
tk := testkit.NewTestKit(c, s.store)
tk.MustExec("use test")
tk.MustExec("drop table if exists t, t1")
tk.MustExec("create table t (a bit(64))")
tk.MustExec("create table t1 (a varchar(2))")
tk.MustExec(`insert t1 value ('10')`)
tk.MustExec(`insert t select a from t1`)
tk.MustQuery("select a+0 from t").Check(testkit.Rows("12592"))
tk.MustExec("drop table if exists t, t1")
tk.MustExec("create table t (a bit(64))")
tk.MustExec("create table t1 (a binary(2))")
tk.MustExec(`insert t1 value ('10')`)
tk.MustExec(`insert t select a from t1`)
tk.MustQuery("select a+0 from t").Check(testkit.Rows("12592"))
tk.MustExec("drop table if exists t, t1")
tk.MustExec("create table t (a bit(64))")
tk.MustExec("create table t1 (a datetime)")
tk.MustExec(`insert t1 value ('09-01-01')`)
tk.MustExec(`insert t select a from t1`)
tk.MustQuery("select a+0 from t").Check(testkit.Rows("20090101000000"))
}
func (s *testIntegrationSuite) TestMathBuiltin(c *C) {
ctx := context.Background()
defer s.cleanEnv(c)
tk := testkit.NewTestKit(c, s.store)
tk.MustExec("use test")
// for degrees
result := tk.MustQuery("select degrees(0), degrees(1)")
result.Check(testkit.Rows("0 57.29577951308232"))
result = tk.MustQuery("select degrees(2), degrees(5)")
result.Check(testkit.Rows("114.59155902616465 286.4788975654116"))
// for sin
result = tk.MustQuery("select sin(0), sin(1.5707963267949)")
result.Check(testkit.Rows("0 1"))
result = tk.MustQuery("select sin(1), sin(100)")
result.Check(testkit.Rows("0.8414709848078965 -0.5063656411097588"))
result = tk.MustQuery("select sin('abcd')")
result.Check(testkit.Rows("0"))
// for cos
result = tk.MustQuery("select cos(0), cos(3.1415926535898)")
result.Check(testkit.Rows("1 -1"))
result = tk.MustQuery("select cos('abcd')")
result.Check(testkit.Rows("1"))
// for tan
result = tk.MustQuery("select tan(0.00), tan(PI()/4)")
result.Check(testkit.Rows("0 1"))
result = tk.MustQuery("select tan('abcd')")
result.Check(testkit.Rows("0"))
// for log2
result = tk.MustQuery("select log2(0.0)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log2(4)")
result.Check(testkit.Rows("2"))
result = tk.MustQuery("select log2('8.0abcd')")
result.Check(testkit.Rows("3"))
result = tk.MustQuery("select log2(-1)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log2(NULL)")
result.Check(testkit.Rows("<nil>"))
// for log10
result = tk.MustQuery("select log10(0.0)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log10(100)")
result.Check(testkit.Rows("2"))
result = tk.MustQuery("select log10('1000.0abcd')")
result.Check(testkit.Rows("3"))
result = tk.MustQuery("select log10(-1)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log10(NULL)")
result.Check(testkit.Rows("<nil>"))
//for log
result = tk.MustQuery("select log(0.0)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log(100)")
result.Check(testkit.Rows("4.605170185988092"))
result = tk.MustQuery("select log('100.0abcd')")
result.Check(testkit.Rows("4.605170185988092"))
result = tk.MustQuery("select log(-1)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log(NULL)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log(NULL, NULL)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log(1, 100)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select log(0.5, 0.25)")
result.Check(testkit.Rows("2"))
result = tk.MustQuery("select log(-1, 0.25)")
result.Check(testkit.Rows("<nil>"))
// for atan
result = tk.MustQuery("select atan(0), atan(-1), atan(1), atan(1,2)")
result.Check(testkit.Rows("0 -0.7853981633974483 0.7853981633974483 0.4636476090008061"))
result = tk.MustQuery("select atan('tidb')")
result.Check(testkit.Rows("0"))
// for asin
result = tk.MustQuery("select asin(0), asin(-2), asin(2), asin(1)")
result.Check(testkit.Rows("0 <nil> <nil> 1.5707963267948966"))
result = tk.MustQuery("select asin('tidb')")
result.Check(testkit.Rows("0"))
// for acos
result = tk.MustQuery("select acos(0), acos(-2), acos(2), acos(1)")
result.Check(testkit.Rows("1.5707963267948966 <nil> <nil> 0"))
result = tk.MustQuery("select acos('tidb')")
result.Check(testkit.Rows("1.5707963267948966"))
// for pi
result = tk.MustQuery("select pi()")
result.Check(testkit.Rows("3.141592653589793"))
// for floor
result = tk.MustQuery("select floor(0), floor(null), floor(1.23), floor(-1.23), floor(1)")
result.Check(testkit.Rows("0 <nil> 1 -2 1"))
result = tk.MustQuery("select floor('tidb'), floor('1tidb'), floor('tidb1')")
result.Check(testkit.Rows("0 1 0"))
result = tk.MustQuery("SELECT floor(t.c_datetime) FROM (select CAST('2017-07-19 00:00:00' AS DATETIME) AS c_datetime) AS t")
result.Check(testkit.Rows("20170719000000"))
result = tk.MustQuery("SELECT floor(t.c_time) FROM (select CAST('12:34:56' AS TIME) AS c_time) AS t")
result.Check(testkit.Rows("123456"))
result = tk.MustQuery("SELECT floor(t.c_time) FROM (select CAST('00:34:00' AS TIME) AS c_time) AS t")
result.Check(testkit.Rows("3400"))
result = tk.MustQuery("SELECT floor(t.c_time) FROM (select CAST('00:00:00' AS TIME) AS c_time) AS t")
result.Check(testkit.Rows("0"))
result = tk.MustQuery("SELECT floor(t.c_decimal) FROM (SELECT CAST('-10.01' AS DECIMAL(10,2)) AS c_decimal) AS t")
result.Check(testkit.Rows("-11"))
result = tk.MustQuery("SELECT floor(t.c_decimal) FROM (SELECT CAST('-10.01' AS DECIMAL(10,1)) AS c_decimal) AS t")
result.Check(testkit.Rows("-10"))
// for ceil/ceiling
result = tk.MustQuery("select ceil(0), ceil(null), ceil(1.23), ceil(-1.23), ceil(1)")
result.Check(testkit.Rows("0 <nil> 2 -1 1"))
result = tk.MustQuery("select ceiling(0), ceiling(null), ceiling(1.23), ceiling(-1.23), ceiling(1)")
result.Check(testkit.Rows("0 <nil> 2 -1 1"))
result = tk.MustQuery("select ceil('tidb'), ceil('1tidb'), ceil('tidb1'), ceiling('tidb'), ceiling('1tidb'), ceiling('tidb1')")
result.Check(testkit.Rows("0 1 0 0 1 0"))
result = tk.MustQuery("select ceil(t.c_datetime), ceiling(t.c_datetime) from (select cast('2017-07-20 00:00:00' as datetime) as c_datetime) as t")
result.Check(testkit.Rows("20170720000000 20170720000000"))
result = tk.MustQuery("select ceil(t.c_time), ceiling(t.c_time) from (select cast('12:34:56' as time) as c_time) as t")
result.Check(testkit.Rows("123456 123456"))
result = tk.MustQuery("select ceil(t.c_time), ceiling(t.c_time) from (select cast('00:34:00' as time) as c_time) as t")
result.Check(testkit.Rows("3400 3400"))
result = tk.MustQuery("select ceil(t.c_time), ceiling(t.c_time) from (select cast('00:00:00' as time) as c_time) as t")
result.Check(testkit.Rows("0 0"))
result = tk.MustQuery("select ceil(t.c_decimal), ceiling(t.c_decimal) from (select cast('-10.01' as decimal(10,2)) as c_decimal) as t")
result.Check(testkit.Rows("-10 -10"))
result = tk.MustQuery("select ceil(t.c_decimal), ceiling(t.c_decimal) from (select cast('-10.01' as decimal(10,1)) as c_decimal) as t")
result.Check(testkit.Rows("-10 -10"))
result = tk.MustQuery("select floor(18446744073709551615), ceil(18446744073709551615)")
result.Check(testkit.Rows("18446744073709551615 18446744073709551615"))
result = tk.MustQuery("select floor(18446744073709551615.1233), ceil(18446744073709551615.1233)")
result.Check(testkit.Rows("18446744073709551615 18446744073709551616"))
result = tk.MustQuery("select floor(-18446744073709551617), ceil(-18446744073709551617), floor(-18446744073709551617.11), ceil(-18446744073709551617.11)")
result.Check(testkit.Rows("-18446744073709551617 -18446744073709551617 -18446744073709551618 -18446744073709551617"))
tk.MustExec("drop table if exists t;")
tk.MustExec("create table t(a decimal(40,20) UNSIGNED);")
tk.MustExec("insert into t values(2.99999999900000000000), (12), (0);")
tk.MustQuery("select a, ceil(a) from t where ceil(a) > 1;").Check(testkit.Rows("2.99999999900000000000 3", "12.00000000000000000000 12"))
tk.MustQuery("select a, ceil(a) from t;").Check(testkit.Rows("2.99999999900000000000 3", "12.00000000000000000000 12", "0.00000000000000000000 0"))
tk.MustQuery("select ceil(-29464);").Check(testkit.Rows("-29464"))
tk.MustQuery("select a, floor(a) from t where floor(a) > 1;").Check(testkit.Rows("2.99999999900000000000 2", "12.00000000000000000000 12"))
tk.MustQuery("select a, floor(a) from t;").Check(testkit.Rows("2.99999999900000000000 2", "12.00000000000000000000 12", "0.00000000000000000000 0"))
tk.MustQuery("select floor(-29464);").Check(testkit.Rows("-29464"))
tk.MustExec(`drop table if exists t;`)
tk.MustExec(`create table t(a decimal(40,20), b bigint);`)
tk.MustExec(`insert into t values(-2.99999990000000000000, -1);`)
tk.MustQuery(`select floor(a), floor(a), floor(a) from t;`).Check(testkit.Rows(`-3 -3 -3`))
tk.MustQuery(`select b, floor(b) from t;`).Check(testkit.Rows(`-1 -1`))
// for cot
result = tk.MustQuery("select cot(1), cot(-1), cot(NULL)")
result.Check(testkit.Rows("0.6420926159343308 -0.6420926159343308 <nil>"))
result = tk.MustQuery("select cot('1tidb')")
result.Check(testkit.Rows("0.6420926159343308"))
rs, err := tk.Exec("select cot(0)")
c.Assert(err, IsNil)
_, err = session.GetRows4Test(ctx, tk.Se, rs)
c.Assert(err, NotNil)
terr := errors.Cause(err).(*terror.Error)
c.Assert(terr.Code(), Equals, terror.ErrCode(mysql.ErrDataOutOfRange))
c.Assert(rs.Close(), IsNil)
//for exp
result = tk.MustQuery("select exp(0), exp(1), exp(-1), exp(1.2), exp(NULL)")
result.Check(testkit.Rows("1 2.718281828459045 0.36787944117144233 3.3201169227365472 <nil>"))
result = tk.MustQuery("select exp('tidb'), exp('1tidb')")
result.Check(testkit.Rows("1 2.718281828459045"))
rs, err = tk.Exec("select exp(1000000)")
c.Assert(err, IsNil)
_, err = session.GetRows4Test(ctx, tk.Se, rs)
c.Assert(err, NotNil)
terr = errors.Cause(err).(*terror.Error)
c.Assert(terr.Code(), Equals, terror.ErrCode(mysql.ErrDataOutOfRange))
c.Assert(rs.Close(), IsNil)
// for conv
result = tk.MustQuery("SELECT CONV('a', 16, 2);")
result.Check(testkit.Rows("1010"))
result = tk.MustQuery("SELECT CONV('6E', 18, 8);")
result.Check(testkit.Rows("172"))
result = tk.MustQuery("SELECT CONV(-17, 10, -18);")
result.Check(testkit.Rows("-H"))
result = tk.MustQuery("SELECT CONV(10+'10'+'10'+X'0a', 10, 10);")
result.Check(testkit.Rows("40"))
result = tk.MustQuery("SELECT CONV('a', 1, 10);")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("SELECT CONV('a', 37, 10);")
result.Check(testkit.Rows("<nil>"))
// for abs
result = tk.MustQuery("SELECT ABS(-1);")
result.Check(testkit.Rows("1"))
result = tk.MustQuery("SELECT ABS('abc');")
result.Check(testkit.Rows("0"))
result = tk.MustQuery("SELECT ABS(18446744073709551615);")
result.Check(testkit.Rows("18446744073709551615"))
result = tk.MustQuery("SELECT ABS(123.4);")
result.Check(testkit.Rows("123.4"))
result = tk.MustQuery("SELECT ABS(-123.4);")
result.Check(testkit.Rows("123.4"))
result = tk.MustQuery("SELECT ABS(1234E-1);")
result.Check(testkit.Rows("123.4"))
result = tk.MustQuery("SELECT ABS(-9223372036854775807);")
result.Check(testkit.Rows("9223372036854775807"))
result = tk.MustQuery("SELECT ABS(NULL);")
result.Check(testkit.Rows("<nil>"))
rs, err = tk.Exec("SELECT ABS(-9223372036854775808);")
c.Assert(err, IsNil)
_, err = session.GetRows4Test(ctx, tk.Se, rs)
c.Assert(err, NotNil)
terr = errors.Cause(err).(*terror.Error)
c.Assert(terr.Code(), Equals, terror.ErrCode(mysql.ErrDataOutOfRange))
c.Assert(rs.Close(), IsNil)
// for round
result = tk.MustQuery("SELECT ROUND(2.5), ROUND(-2.5), ROUND(25E-1);")
result.Check(testkit.Rows("3 -3 3")) // TODO: Should be 3 -3 2
result = tk.MustQuery("SELECT ROUND(2.5, NULL), ROUND(NULL, 4), ROUND(NULL, NULL), ROUND(NULL);")
result.Check(testkit.Rows("<nil> <nil> <nil> <nil>"))
result = tk.MustQuery("SELECT ROUND('123.4'), ROUND('123e-2');")
result.Check(testkit.Rows("123 1"))
result = tk.MustQuery("SELECT ROUND(-9223372036854775808);")
result.Check(testkit.Rows("-9223372036854775808"))
result = tk.MustQuery("SELECT ROUND(123.456, 0), ROUND(123.456, 1), ROUND(123.456, 2), ROUND(123.456, 3), ROUND(123.456, 4), ROUND(123.456, -1), ROUND(123.456, -2), ROUND(123.456, -3), ROUND(123.456, -4);")
result.Check(testkit.Rows("123 123.5 123.46 123.456 123.4560 120 100 0 0"))
result = tk.MustQuery("SELECT ROUND(123456E-3, 0), ROUND(123456E-3, 1), ROUND(123456E-3, 2), ROUND(123456E-3, 3), ROUND(123456E-3, 4), ROUND(123456E-3, -1), ROUND(123456E-3, -2), ROUND(123456E-3, -3), ROUND(123456E-3, -4);")
result.Check(testkit.Rows("123 123.5 123.46 123.456 123.456 120 100 0 0")) // TODO: Column 5 should be 123.4560
// for truncate
result = tk.MustQuery("SELECT truncate(123, -2), truncate(123, 2), truncate(123, 1), truncate(123, -1);")
result.Check(testkit.Rows("100 123 123 120"))
result = tk.MustQuery("SELECT truncate(123.456, -2), truncate(123.456, 2), truncate(123.456, 1), truncate(123.456, 3), truncate(1.23, 100), truncate(123456E-3, 2);")
result.Check(testkit.Rows("100 123.45 123.4 123.456 1.230000000000000000000000000000 123.45"))
result = tk.MustQuery("SELECT truncate(9223372036854775807, -7), truncate(9223372036854775808, -10), truncate(cast(-1 as unsigned), -10);")
result.Check(testkit.Rows("9223372036850000000 9223372030000000000 18446744070000000000"))
tk.MustExec(`drop table if exists t;`)
tk.MustExec(`create table t(a date, b datetime, c timestamp, d varchar(20));`)
tk.MustExec(`insert into t select "1234-12-29", "1234-12-29 16:24:13.9912", "2014-12-29 16:19:28", "12.34567";`)
// NOTE: the actually result is: 12341220 12341229.0 12341200 12341229.00,
// but Datum.ToString() don't format decimal length for float numbers.
result = tk.MustQuery(`select truncate(a, -1), truncate(a, 1), truncate(a, -2), truncate(a, 2) from t;`)
result.Check(testkit.Rows("12341220 12341229 12341200 12341229"))
// NOTE: the actually result is: 12341229162410 12341229162414.0 12341229162400 12341229162414.00,
// but Datum.ToString() don't format decimal length for float numbers.
result = tk.MustQuery(`select truncate(b, -1), truncate(b, 1), truncate(b, -2), truncate(b, 2) from t;`)
result.Check(testkit.Rows("12341229162410 12341229162414 12341229162400 12341229162414"))
// NOTE: the actually result is: 20141229161920 20141229161928.0 20141229161900 20141229161928.00,
// but Datum.ToString() don't format decimal length for float numbers.
result = tk.MustQuery(`select truncate(c, -1), truncate(c, 1), truncate(c, -2), truncate(c, 2) from t;`)
result.Check(testkit.Rows("20141229161920 20141229161928 20141229161900 20141229161928"))
result = tk.MustQuery(`select truncate(d, -1), truncate(d, 1), truncate(d, -2), truncate(d, 2) from t;`)
result.Check(testkit.Rows("10 12.3 0 12.34"))
// for pow
result = tk.MustQuery("SELECT POW('12', 2), POW(1.2e1, '2.0'), POW(12, 2.0);")
result.Check(testkit.Rows("144 144 144"))
result = tk.MustQuery("SELECT POW(null, 2), POW(2, null), POW(null, null);")
result.Check(testkit.Rows("<nil> <nil> <nil>"))
result = tk.MustQuery("SELECT POW(0, 0);")
result.Check(testkit.Rows("1"))
result = tk.MustQuery("SELECT POW(0, 0.1), POW(0, 0.5), POW(0, 1);")
result.Check(testkit.Rows("0 0 0"))
rs, err = tk.Exec("SELECT POW(0, -1);")
c.Assert(err, IsNil)
_, err = session.GetRows4Test(ctx, tk.Se, rs)
c.Assert(err, NotNil)
terr = errors.Cause(err).(*terror.Error)
c.Assert(terr.Code(), Equals, terror.ErrCode(mysql.ErrDataOutOfRange))
c.Assert(rs.Close(), IsNil)
// for sign
result = tk.MustQuery("SELECT SIGN('12'), SIGN(1.2e1), SIGN(12), SIGN(0.0000012);")
result.Check(testkit.Rows("1 1 1 1"))
result = tk.MustQuery("SELECT SIGN('-12'), SIGN(-1.2e1), SIGN(-12), SIGN(-0.0000012);")
result.Check(testkit.Rows("-1 -1 -1 -1"))
result = tk.MustQuery("SELECT SIGN('0'), SIGN('-0'), SIGN(0);")
result.Check(testkit.Rows("0 0 0"))
result = tk.MustQuery("SELECT SIGN(NULL);")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("SELECT SIGN(-9223372036854775808), SIGN(9223372036854775808);")
result.Check(testkit.Rows("-1 1"))
// for sqrt
result = tk.MustQuery("SELECT SQRT(-10), SQRT(144), SQRT(4.84), SQRT(0.04), SQRT(0);")
result.Check(testkit.Rows("<nil> 12 2.2 0.2 0"))
// for crc32
result = tk.MustQuery("SELECT crc32(0), crc32(-0), crc32('0'), crc32('abc'), crc32('ABC'), crc32(NULL), crc32(''), crc32('hello world!')")
result.Check(testkit.Rows("4108050209 4108050209 4108050209 891568578 2743272264 <nil> 0 62177901"))
// for radians
result = tk.MustQuery("SELECT radians(1.0), radians(pi()), radians(pi()/2), radians(180), radians(1.009);")
result.Check(testkit.Rows("0.017453292519943295 0.05483113556160754 0.02741556778080377 3.141592653589793 0.01761037215262278"))
// for rand
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a int)")
tk.MustExec("insert into t values(1),(2),(3)")
tk.Se.GetSessionVars().MaxChunkSize = 1
tk.MustQuery("select rand(1) from t").Sort().Check(testkit.Rows("0.6046602879796196", "0.6645600532184904", "0.9405090880450124"))
tk.MustQuery("select rand(a) from t").Check(testkit.Rows("0.6046602879796196", "0.16729663442585624", "0.7199826688373036"))
tk.MustQuery("select rand(1), rand(2), rand(3)").Check(testkit.Rows("0.6046602879796196 0.16729663442585624 0.7199826688373036"))
}
func (s *testIntegrationSuite) TestStringBuiltin(c *C) {
defer s.cleanEnv(c)
tk := testkit.NewTestKit(c, s.store)
tk.MustExec("use test")
ctx := context.Background()
var err error
// for length
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a int, b double, c datetime, d time, e char(20), f bit(10))")
tk.MustExec(`insert into t values(1, 1.1, "2017-01-01 12:01:01", "12:01:01", "abcdef", 0b10101)`)
result := tk.MustQuery("select length(a), length(b), length(c), length(d), length(e), length(f), length(null) from t")
result.Check(testkit.Rows("1 3 19 8 6 2 <nil>"))
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(20))")
tk.MustExec(`insert into t values("tidb "), (concat("a ", "b "))`)
result = tk.MustQuery("select a, length(a) from t")
result.Check(testkit.Rows("tidb 4", "a b 4"))
// for concat
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a int, b double, c datetime, d time, e char(20))")
tk.MustExec(`insert into t values(1, 1.1, "2017-01-01 12:01:01", "12:01:01", "abcdef")`)
result = tk.MustQuery("select concat(a, b, c, d, e) from t")
result.Check(testkit.Rows("11.12017-01-01 12:01:0112:01:01abcdef"))
result = tk.MustQuery("select concat(null)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select concat(null, a, b) from t")
result.Check(testkit.Rows("<nil>"))
tk.MustExec("drop table if exists t")
// Fix issue 9123
tk.MustExec("create table t(a char(32) not null, b float default '0') engine=innodb default charset=utf8mb4")
tk.MustExec("insert into t value('0a6f9d012f98467f8e671e9870044528', 208.867)")
result = tk.MustQuery("select concat_ws( ',', b) from t where a = '0a6f9d012f98467f8e671e9870044528';")
result.Check(testkit.Rows("208.867"))
// for concat_ws
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a int, b double, c datetime, d time, e char(20))")
tk.MustExec(`insert into t values(1, 1.1, "2017-01-01 12:01:01", "12:01:01", "abcdef")`)
result = tk.MustQuery("select concat_ws('|', a, b, c, d, e) from t")
result.Check(testkit.Rows("1|1.1|2017-01-01 12:01:01|12:01:01|abcdef"))
result = tk.MustQuery("select concat_ws(null, null)")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select concat_ws(null, a, b) from t")
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery("select concat_ws(',', 'a', 'b')")
result.Check(testkit.Rows("a,b"))
result = tk.MustQuery("select concat_ws(',','First name',NULL,'Last Name')")
result.Check(testkit.Rows("First name,Last Name"))
tk.MustExec(`drop table if exists t;`)
tk.MustExec(`create table t(a tinyint(2), b varchar(10));`)
tk.MustExec(`insert into t values (1, 'a'), (12, 'a'), (126, 'a'), (127, 'a')`)
tk.MustQuery(`select concat_ws('#', a, b) from t;`).Check(testkit.Rows(
`1#a`,
`12#a`,
`126#a`,
`127#a`,
))
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a binary(3))")
tk.MustExec("insert into t values('a')")
result = tk.MustQuery(`select concat_ws(',', a, 'test') = 'a\0\0,test' from t`)
result.Check(testkit.Rows("1"))
// for ascii
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(10), b int, c double, d datetime, e time, f bit(4))")
tk.MustExec(`insert into t values('2', 2, 2.3, "2017-01-01 12:01:01", "12:01:01", 0b1010)`)
result = tk.MustQuery("select ascii(a), ascii(b), ascii(c), ascii(d), ascii(e), ascii(f) from t")
result.Check(testkit.Rows("50 50 50 50 49 10"))
result = tk.MustQuery("select ascii('123'), ascii(123), ascii(''), ascii('你好'), ascii(NULL)")
result.Check(testkit.Rows("49 49 0 228 <nil>"))
// for lower
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a int, b double, c datetime, d time, e char(20), f binary(3), g binary(3))")
tk.MustExec(`insert into t values(1, 1.1, "2017-01-01 12:01:01", "12:01:01", "abcdef", 'aa', 'BB')`)
result = tk.MustQuery("select lower(a), lower(b), lower(c), lower(d), lower(e), lower(f), lower(g), lower(null) from t")
result.Check(testkit.Rows("1 1.1 2017-01-01 12:01:01 12:01:01 abcdef aa\x00 BB\x00 <nil>"))
// for upper
result = tk.MustQuery("select upper(a), upper(b), upper(c), upper(d), upper(e), upper(f), upper(g), upper(null) from t")
result.Check(testkit.Rows("1 1.1 2017-01-01 12:01:01 12:01:01 ABCDEF aa\x00 BB\x00 <nil>"))
// for strcmp
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(10), b int, c double, d datetime, e time)")
tk.MustExec(`insert into t values("123", 123, 12.34, "2017-01-01 12:01:01", "12:01:01")`)
result = tk.MustQuery(`select strcmp(a, "123"), strcmp(b, "123"), strcmp(c, "12.34"), strcmp(d, "2017-01-01 12:01:01"), strcmp(e, "12:01:01") from t`)
result.Check(testkit.Rows("0 0 0 0 0"))
result = tk.MustQuery(`select strcmp("1", "123"), strcmp("123", "1"), strcmp("123", "45"), strcmp("123", null), strcmp(null, "123")`)
result.Check(testkit.Rows("-1 1 -1 <nil> <nil>"))
result = tk.MustQuery(`select strcmp("", "123"), strcmp("123", ""), strcmp("", ""), strcmp("", null), strcmp(null, "")`)
result.Check(testkit.Rows("-1 1 0 <nil> <nil>"))
// for left
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(10), b int, c double, d datetime, e time)")
tk.MustExec(`insert into t values('abcde', 1234, 12.34, "2017-01-01 12:01:01", "12:01:01")`)
result = tk.MustQuery("select left(a, 2), left(b, 2), left(c, 2), left(d, 2), left(e, 2) from t")
result.Check(testkit.Rows("ab 12 12 20 12"))
result = tk.MustQuery(`select left("abc", 0), left("abc", -1), left(NULL, 1), left("abc", NULL)`)
result.Check(testkit.Rows(" <nil> <nil>"))
result = tk.MustQuery(`select left("abc", "a"), left("abc", 1.9), left("abc", 1.2)`)
result.Check(testkit.Rows(" ab a"))
result = tk.MustQuery(`select left("中文abc", 2), left("中文abc", 3), left("中文abc", 4)`)
result.Check(testkit.Rows("中文 中文a 中文ab"))
// for right, reuse the table created for left
result = tk.MustQuery("select right(a, 3), right(b, 3), right(c, 3), right(d, 3), right(e, 3) from t")
result.Check(testkit.Rows("cde 234 .34 :01 :01"))
result = tk.MustQuery(`select right("abcde", 0), right("abcde", -1), right("abcde", 100), right(NULL, 1), right("abcde", NULL)`)
result.Check(testkit.Rows(" abcde <nil> <nil>"))
result = tk.MustQuery(`select right("abcde", "a"), right("abcde", 1.9), right("abcde", 1.2)`)
result.Check(testkit.Rows(" de e"))
result = tk.MustQuery(`select right("中文abc", 2), right("中文abc", 4), right("中文abc", 5)`)
result.Check(testkit.Rows("bc 文abc 中文abc"))
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a binary(10))")
tk.MustExec(`insert into t select "中文abc"`)
result = tk.MustQuery(`select left(a, 3), left(a, 6), left(a, 7) from t`)
result.Check(testkit.Rows("中 中文 中文a"))
result = tk.MustQuery(`select right(a, 2), right(a, 7) from t`)
result.Check(testkit.Rows("c\x00 文abc\x00"))
// for ord
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(10), b int, c double, d datetime, e time, f bit(4), g binary(20), h blob(10), i text(30))")
tk.MustExec(`insert into t values('2', 2, 2.3, "2017-01-01 12:01:01", "12:01:01", 0b1010, "512", "48", "tidb")`)
result = tk.MustQuery("select ord(a), ord(b), ord(c), ord(d), ord(e), ord(f), ord(g), ord(h), ord(i) from t")
result.Check(testkit.Rows("50 50 50 50 49 10 53 52 116"))
result = tk.MustQuery("select ord('123'), ord(123), ord(''), ord('你好'), ord(NULL), ord('👍')")
result.Check(testkit.Rows("49 49 0 14990752 <nil> 4036989325"))
// for space
result = tk.MustQuery(`select space(0), space(2), space(-1), space(1.1), space(1.9)`)
result.Check(testutil.RowsWithSep(",", ", ,, , "))
result = tk.MustQuery(`select space("abc"), space("2"), space("1.1"), space(''), space(null)`)
result.Check(testutil.RowsWithSep(",", ", , ,,<nil>"))
// for replace
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(20), b int, c double, d datetime, e time)")
tk.MustExec(`insert into t values('www.mysql.com', 1234, 12.34, "2017-01-01 12:01:01", "12:01:01")`)
result = tk.MustQuery(`select replace(a, 'mysql', 'pingcap'), replace(b, 2, 55), replace(c, 34, 0), replace(d, '-', '/'), replace(e, '01', '22') from t`)
result.Check(testutil.RowsWithSep(",", "www.pingcap.com,15534,12.0,2017/01/01 12:01:01,12:22:22"))
result = tk.MustQuery(`select replace('aaa', 'a', ''), replace(null, 'a', 'b'), replace('a', null, 'b'), replace('a', 'b', null)`)
result.Check(testkit.Rows(" <nil> <nil> <nil>"))
// for tobase64
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a int, b double, c datetime, d time, e char(20), f bit(10), g binary(20), h blob(10))")
tk.MustExec(`insert into t values(1, 1.1, "2017-01-01 12:01:01", "12:01:01", "abcdef", 0b10101, "512", "abc")`)
result = tk.MustQuery("select to_base64(a), to_base64(b), to_base64(c), to_base64(d), to_base64(e), to_base64(f), to_base64(g), to_base64(h), to_base64(null) from t")
result.Check(testkit.Rows("MQ== MS4x MjAxNy0wMS0wMSAxMjowMTowMQ== MTI6MDE6MDE= YWJjZGVm ABU= NTEyAAAAAAAAAAAAAAAAAAAAAAA= YWJj <nil>"))
// for from_base64
result = tk.MustQuery(`select from_base64("abcd"), from_base64("asc")`)
result.Check(testkit.Rows("i\xb7\x1d <nil>"))
result = tk.MustQuery(`select from_base64("MQ=="), from_base64(1234)`)
result.Check(testkit.Rows("1 \xd7m\xf8"))
// for substr
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(10), b int, c double, d datetime, e time)")
tk.MustExec(`insert into t values('Sakila', 12345, 123.45, "2017-01-01 12:01:01", "12:01:01")`)
result = tk.MustQuery(`select substr(a, 3), substr(b, 2, 3), substr(c, -3), substr(d, -8), substr(e, -3, 100) from t`)
result.Check(testkit.Rows("kila 234 .45 12:01:01 :01"))
result = tk.MustQuery(`select substr('Sakila', 100), substr('Sakila', -100), substr('Sakila', -5, 3), substr('Sakila', 2, -1)`)
result.Check(testutil.RowsWithSep(",", ",,aki,"))
result = tk.MustQuery(`select substr('foobarbar' from 4), substr('Sakila' from -4 for 2)`)
result.Check(testkit.Rows("barbar ki"))
result = tk.MustQuery(`select substr(null, 2, 3), substr('foo', null, 3), substr('foo', 2, null)`)
result.Check(testkit.Rows("<nil> <nil> <nil>"))
result = tk.MustQuery(`select substr('中文abc', 2), substr('中文abc', 3), substr("中文abc", 1, 2)`)
result.Check(testkit.Rows("文abc abc 中文"))
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a binary(10))")
tk.MustExec(`insert into t select "中文abc"`)
result = tk.MustQuery(`select substr(a, 4), substr(a, 1, 3), substr(a, 1, 6) from t`)
result.Check(testkit.Rows("文abc\x00 中 中文"))
result = tk.MustQuery(`select substr("string", -1), substr("string", -2), substr("中文", -1), substr("中文", -2) from t`)
result.Check(testkit.Rows("g ng 文 中文"))
// for bit_length
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a int, b double, c datetime, d time, e char(20), f bit(10), g binary(20), h varbinary(20))")
tk.MustExec(`insert into t values(1, 1.1, "2017-01-01 12:01:01", "12:01:01", "abcdef", 0b10101, "g", "h")`)
result = tk.MustQuery("select bit_length(a), bit_length(b), bit_length(c), bit_length(d), bit_length(e), bit_length(f), bit_length(g), bit_length(h), bit_length(null) from t")
result.Check(testkit.Rows("8 24 152 64 48 16 160 8 <nil>"))
// for substring_index
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(20), b int, c double, d datetime, e time)")
tk.MustExec(`insert into t values('www.pingcap.com', 12345, 123.45, "2017-01-01 12:01:01", "12:01:01")`)
result = tk.MustQuery(`select substring_index(a, '.', 2), substring_index(b, '.', 2), substring_index(c, '.', -1), substring_index(d, '-', 1), substring_index(e, ':', -2) from t`)
result.Check(testkit.Rows("www.pingcap 12345 45 2017 01:01"))
result = tk.MustQuery(`select substring_index('www.pingcap.com', '.', 0), substring_index('www.pingcap.com', '.', 100), substring_index('www.pingcap.com', '.', -100)`)
result.Check(testkit.Rows(" www.pingcap.com www.pingcap.com"))
tk.MustQuery(`select substring_index('xyz', 'abc', 9223372036854775808)`).Check(testkit.Rows(``))
result = tk.MustQuery(`select substring_index('www.pingcap.com', 'd', 1), substring_index('www.pingcap.com', '', 1), substring_index('', '.', 1)`)
result.Check(testutil.RowsWithSep(",", "www.pingcap.com,,"))
result = tk.MustQuery(`select substring_index(null, '.', 1), substring_index('www.pingcap.com', null, 1), substring_index('www.pingcap.com', '.', null)`)
result.Check(testkit.Rows("<nil> <nil> <nil>"))
// for hex
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(20), b int, c double, d datetime, e time, f decimal(5, 2), g bit(4))")
tk.MustExec(`insert into t values('www.pingcap.com', 12345, 123.45, "2017-01-01 12:01:01", "12:01:01", 123.45, 0b1100)`)
result = tk.MustQuery(`select hex(a), hex(b), hex(c), hex(d), hex(e), hex(f), hex(g) from t`)
result.Check(testkit.Rows("7777772E70696E676361702E636F6D 3039 7B 323031372D30312D30312031323A30313A3031 31323A30313A3031 7B C"))
result = tk.MustQuery(`select hex('abc'), hex('你好'), hex(12), hex(12.3), hex(12.8)`)
result.Check(testkit.Rows("616263 E4BDA0E5A5BD C C D"))
result = tk.MustQuery(`select hex(-1), hex(-12.3), hex(-12.8), hex(0x12), hex(null)`)
result.Check(testkit.Rows("FFFFFFFFFFFFFFFF FFFFFFFFFFFFFFF4 FFFFFFFFFFFFFFF3 12 <nil>"))
// for unhex
result = tk.MustQuery(`select unhex('4D7953514C'), unhex('313233'), unhex(313233), unhex('')`)
result.Check(testkit.Rows("MySQL 123 123 "))
result = tk.MustQuery(`select unhex('string'), unhex('你好'), unhex(123.4), unhex(null)`)
result.Check(testkit.Rows("<nil> <nil> <nil> <nil>"))
// for ltrim and rtrim
result = tk.MustQuery(`select ltrim(' bar '), ltrim('bar'), ltrim(''), ltrim(null)`)
result.Check(testutil.RowsWithSep(",", "bar ,bar,,<nil>"))
result = tk.MustQuery(`select rtrim(' bar '), rtrim('bar'), rtrim(''), rtrim(null)`)
result.Check(testutil.RowsWithSep(",", " bar,bar,,<nil>"))
result = tk.MustQuery(`select ltrim("\t bar "), ltrim(" \tbar"), ltrim("\n bar"), ltrim("\r bar")`)
result.Check(testutil.RowsWithSep(",", "\t bar ,\tbar,\n bar,\r bar"))
result = tk.MustQuery(`select rtrim(" bar \t"), rtrim("bar\t "), rtrim("bar \n"), rtrim("bar \r")`)
result.Check(testutil.RowsWithSep(",", " bar \t,bar\t,bar \n,bar \r"))
// for reverse
tk.MustExec(`DROP TABLE IF EXISTS t;`)
tk.MustExec(`CREATE TABLE t(a BINARY(6));`)
tk.MustExec(`INSERT INTO t VALUES("中文");`)
result = tk.MustQuery(`SELECT a, REVERSE(a), REVERSE("中文"), REVERSE("123 ") FROM t;`)
result.Check(testkit.Rows("中文 \x87\x96歸\xe4 文中 321"))
result = tk.MustQuery(`SELECT REVERSE(123), REVERSE(12.09) FROM t;`)
result.Check(testkit.Rows("321 90.21"))
// for trim
result = tk.MustQuery(`select trim(' bar '), trim(leading 'x' from 'xxxbarxxx'), trim(trailing 'xyz' from 'barxxyz'), trim(both 'x' from 'xxxbarxxx')`)
result.Check(testkit.Rows("bar barxxx barx bar"))
result = tk.MustQuery(`select trim('\t bar\n '), trim(' \rbar \t')`)
result.Check(testutil.RowsWithSep(",", "\t bar\n,\rbar \t"))
result = tk.MustQuery(`select trim(leading from ' bar'), trim('x' from 'xxxbarxxx'), trim('x' from 'bar'), trim('' from ' bar ')`)
result.Check(testutil.RowsWithSep(",", "bar,bar,bar, bar "))
result = tk.MustQuery(`select trim(''), trim('x' from '')`)
result.Check(testutil.RowsWithSep(",", ","))
result = tk.MustQuery(`select trim(null from 'bar'), trim('x' from null), trim(null), trim(leading null from 'bar')`)
// FIXME: the result for trim(leading null from 'bar') should be <nil>, current is 'bar'
result.Check(testkit.Rows("<nil> <nil> <nil> bar"))
// for locate
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(20), b int, c double, d datetime, e time, f binary(5))")
tk.MustExec(`insert into t values('www.pingcap.com', 12345, 123.45, "2017-01-01 12:01:01", "12:01:01", "HelLo")`)
result = tk.MustQuery(`select locate(".ping", a), locate(".ping", a, 5) from t`)
result.Check(testkit.Rows("4 0"))
result = tk.MustQuery(`select locate("234", b), locate("235", b, 10) from t`)
result.Check(testkit.Rows("2 0"))
result = tk.MustQuery(`select locate(".45", c), locate(".35", b) from t`)
result.Check(testkit.Rows("4 0"))
result = tk.MustQuery(`select locate("El", f), locate("ll", f), locate("lL", f), locate("Lo", f), locate("lo", f) from t`)
result.Check(testkit.Rows("0 0 3 4 0"))
result = tk.MustQuery(`select locate("01 12", d) from t`)
result.Check(testkit.Rows("9"))
result = tk.MustQuery(`select locate("文", "中文字符串", 2)`)
result.Check(testkit.Rows("2"))
result = tk.MustQuery(`select locate("文", "中文字符串", 3)`)
result.Check(testkit.Rows("0"))
result = tk.MustQuery(`select locate("文", "中文字符串")`)
result.Check(testkit.Rows("2"))
// for bin
result = tk.MustQuery(`select bin(-1);`)
result.Check(testkit.Rows("1111111111111111111111111111111111111111111111111111111111111111"))
result = tk.MustQuery(`select bin(5);`)
result.Check(testkit.Rows("101"))
result = tk.MustQuery(`select bin("中文");`)
result.Check(testkit.Rows("0"))
// for character_length
result = tk.MustQuery(`select character_length(null), character_length("Hello"), character_length("a中b文c"),
character_length(123), character_length(12.3456);`)
result.Check(testkit.Rows("<nil> 5 5 3 7"))
// for char_length
result = tk.MustQuery(`select char_length(null), char_length("Hello"), char_length("a中b文c"), char_length(123),char_length(12.3456);`)
result.Check(testkit.Rows("<nil> 5 5 3 7"))
result = tk.MustQuery(`select char_length(null), char_length("Hello"), char_length("a 中 b 文 c"), char_length("НОЧЬ НА ОКРАИНЕ МОСКВЫ");`)
result.Check(testkit.Rows("<nil> 5 9 22"))
// for char_length, binary string type
result = tk.MustQuery(`select char_length(null), char_length(binary("Hello")), char_length(binary("a 中 b 文 c")), char_length(binary("НОЧЬ НА ОКРАИНЕ МОСКВЫ"));`)
result.Check(testkit.Rows("<nil> 5 13 41"))
// for elt
result = tk.MustQuery(`select elt(0, "abc", "def"), elt(2, "hello", "中文", "tidb"), elt(4, "hello", "中文",
"tidb");`)
result.Check(testkit.Rows("<nil> 中文 <nil>"))
// for instr
result = tk.MustQuery(`select instr("中国", "国"), instr("中国", ""), instr("abc", ""), instr("", ""), instr("", "abc");`)
result.Check(testkit.Rows("2 1 1 1 0"))
result = tk.MustQuery(`select instr("中国", null), instr(null, ""), instr(null, null);`)
result.Check(testkit.Rows("<nil> <nil> <nil>"))
tk.MustExec(`drop table if exists t;`)
tk.MustExec(`create table t(a binary(20), b char(20));`)
tk.MustExec(`insert into t values("中国", cast("国" as binary)), ("中国", ""), ("abc", ""), ("", ""), ("", "abc");`)
result = tk.MustQuery(`select instr(a, b) from t;`)
result.Check(testkit.Rows("4", "1", "1", "1", "0"))
// for oct
result = tk.MustQuery(`select oct("aaaa"), oct("-1.9"), oct("-9999999999999999999999999"), oct("9999999999999999999999999");`)
result.Check(testkit.Rows("0 1777777777777777777777 1777777777777777777777 1777777777777777777777"))
result = tk.MustQuery(`select oct(-1.9), oct(1.9), oct(-1), oct(1), oct(-9999999999999999999999999), oct(9999999999999999999999999);`)
result.Check(testkit.Rows("1777777777777777777777 1 1777777777777777777777 1 1777777777777777777777 1777777777777777777777"))
// #issue 4356
tk.MustExec("drop table if exists t")
tk.MustExec("CREATE TABLE t (b BIT(8));")
tk.MustExec(`INSERT INTO t SET b = b'11111111';`)
tk.MustExec(`INSERT INTO t SET b = b'1010';`)
tk.MustExec(`INSERT INTO t SET b = b'0101';`)
result = tk.MustQuery(`SELECT b+0, BIN(b), OCT(b), HEX(b) FROM t;`)
result.Check(testkit.Rows("255 11111111 377 FF", "10 1010 12 A", "5 101 5 5"))
// for find_in_set
result = tk.MustQuery(`select find_in_set("", ""), find_in_set("", ","), find_in_set("中文", "字符串,中文"), find_in_set("b,", "a,b,c,d");`)
result.Check(testkit.Rows("0 1 2 0"))
result = tk.MustQuery(`select find_in_set(NULL, ""), find_in_set("", NULL), find_in_set(1, "2,3,1");`)
result.Check(testkit.Rows("<nil> <nil> 3"))
// for make_set
result = tk.MustQuery(`select make_set(0, "12"), make_set(3, "aa", "11"), make_set(3, NULL, "中文"), make_set(NULL, "aa");`)
result.Check(testkit.Rows(" aa,11 中文 <nil>"))
// for quote
result = tk.MustQuery(`select quote("aaaa"), quote(""), quote("\"\""), quote("\n\n");`)
result.Check(testkit.Rows("'aaaa' '' '\"\"' '\n\n'"))
result = tk.MustQuery(`select quote(0121), quote(0000), quote("中文"), quote(NULL);`)
result.Check(testkit.Rows("'121' '0' '中文' NULL"))
tk.MustQuery(`select quote(null) is NULL;`).Check(testkit.Rows(`0`))
tk.MustQuery(`select quote(null) is NOT NULL;`).Check(testkit.Rows(`1`))
tk.MustQuery(`select length(quote(null));`).Check(testkit.Rows(`4`))
tk.MustQuery(`select quote(null) REGEXP binary 'null'`).Check(testkit.Rows(`0`))
tk.MustQuery(`select quote(null) REGEXP binary 'NULL'`).Check(testkit.Rows(`1`))
tk.MustQuery(`select quote(null) REGEXP 'NULL'`).Check(testkit.Rows(`1`))
tk.MustQuery(`select quote(null) REGEXP 'null'`).Check(testkit.Rows(`1`))
// for convert
result = tk.MustQuery(`select convert("123" using "binary"), convert("中文" using "binary"), convert("中文" using "utf8"), convert("中文" using "utf8mb4"), convert(cast("中文" as binary) using "utf8");`)
result.Check(testkit.Rows("123 中文 中文 中文 中文"))
// Charset 866 does not have a default collation configured currently, so this will return error.
err = tk.ExecToErr(`select convert("123" using "866");`)
c.Assert(err.Error(), Equals, "[parser:1115]Unknown character set: '866'")
// Test case in issue #4436.
tk.MustExec("drop table if exists t;")
tk.MustExec("create table t(a char(20));")
err = tk.ExecToErr("select convert(a using a) from t;")
c.Assert(err.Error(), Equals, "[parser:1115]Unknown character set: 'a'")
// for insert
result = tk.MustQuery(`select insert("中文", 1, 1, cast("aaa" as binary)), insert("ba", -1, 1, "aaa"), insert("ba", 1, 100, "aaa"), insert("ba", 100, 1, "aaa");`)
result.Check(testkit.Rows("aaa文 ba aaa ba"))
result = tk.MustQuery(`select insert("bb", NULL, 1, "aa"), insert("bb", 1, NULL, "aa"), insert(NULL, 1, 1, "aaa"), insert("bb", 1, 1, NULL);`)
result.Check(testkit.Rows("<nil> <nil> <nil> <nil>"))
result = tk.MustQuery(`SELECT INSERT("bb", 0, 1, NULL), INSERT("bb", 0, NULL, "aaa");`)
result.Check(testkit.Rows("<nil> <nil>"))
result = tk.MustQuery(`SELECT INSERT("中文", 0, 1, NULL), INSERT("中文", 0, NULL, "aaa");`)
result.Check(testkit.Rows("<nil> <nil>"))
// for export_set
result = tk.MustQuery(`select export_set(7, "1", "0", ",", 65);`)
result.Check(testkit.Rows("1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0"))
result = tk.MustQuery(`select export_set(7, "1", "0", ",", -1);`)
result.Check(testkit.Rows("1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0"))
result = tk.MustQuery(`select export_set(7, "1", "0", ",");`)
result.Check(testkit.Rows("1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0"))
result = tk.MustQuery(`select export_set(7, "1", "0");`)
result.Check(testkit.Rows("1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0"))
result = tk.MustQuery(`select export_set(NULL, "1", "0", ",", 65);`)
result.Check(testkit.Rows("<nil>"))
result = tk.MustQuery(`select export_set(7, "1", "0", ",", 1);`)
result.Check(testkit.Rows("1"))
// for format
result = tk.MustQuery(`select format(12332.1, 4), format(12332.2, 0), format(12332.2, 2,'en_US');`)
result.Check(testkit.Rows("12,332.1000 12,332 12,332.20"))
result = tk.MustQuery(`select format(NULL, 4), format(12332.2, NULL);`)
result.Check(testkit.Rows("<nil> <nil>"))
rs, err := tk.Exec(`select format(12332.2, 2,'es_EC');`)
c.Assert(err, IsNil)
_, err = session.GetRows4Test(ctx, tk.Se, rs)
c.Assert(err, NotNil)
c.Assert(err.Error(), Matches, "not support for the specific locale")
c.Assert(rs.Close(), IsNil)
// for field
result = tk.MustQuery(`select field(1, 2, 1), field(1, 0, NULL), field(1, NULL, 2, 1), field(NULL, 1, 2, NULL);`)
result.Check(testkit.Rows("2 0 3 0"))
result = tk.MustQuery(`select field("1", 2, 1), field(1, "0", NULL), field("1", NULL, 2, 1), field(NULL, 1, "2", NULL);`)
result.Check(testkit.Rows("2 0 3 0"))
result = tk.MustQuery(`select field("1", 2, 1), field(1, "abc", NULL), field("1", NULL, 2, 1), field(NULL, 1, "2", NULL);`)
result.Check(testkit.Rows("2 0 3 0"))
result = tk.MustQuery(`select field("abc", "a", 1), field(1.3, "1.3", 1.5);`)
result.Check(testkit.Rows("1 1"))
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a decimal(11, 8), b decimal(11,8))")
tk.MustExec("insert into t values('114.57011441','38.04620115'), ('-38.04620119', '38.04620115');")
result = tk.MustQuery("select a,b,concat_ws(',',a,b) from t")
result.Check(testkit.Rows("114.57011441 38.04620115 114.57011441,38.04620115",
"-38.04620119 38.04620115 -38.04620119,38.04620115"))
}
func (s *testIntegrationSuite) TestEncryptionBuiltin(c *C) {
defer s.cleanEnv(c)
tk := testkit.NewTestKit(c, s.store)
tk.MustExec("use test")
ctx := context.Background()
// for password
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(41), b char(41), c char(41))")
tk.MustExec(`insert into t values(NULL, '', 'abc')`)
result := tk.MustQuery("select password(a) from t")
result.Check(testkit.Rows(""))
result = tk.MustQuery("select password(b) from t")
result.Check(testkit.Rows(""))
result = tk.MustQuery("select password(c) from t")
result.Check(testkit.Rows("*0D3CED9BEC10A777AEC23CCC353A8C08A633045E"))
// for md5
tk.MustExec("drop table if exists t")
tk.MustExec("create table t(a char(10), b int, c double, d datetime, e time, f bit(4), g binary(20), h blob(10), i text(30))")
tk.MustExec(`insert into t values('2', 2, 2.3, "2017-01-01 12:01:01", "12:01:01", 0b1010, "512", "48", "tidb")`)
result = tk.MustQuery("select md5(a), md5(b), md5(c), md5(d), md5(e), md5(f), md5(g), md5(h), md5(i) from t")