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// Copyright 2012, Google Inc. All rights reserved.

// Use of this source code is governed by a BSD-style

// license that can be found in the LICENSE file.

package sqlparser

import (

"fmt"

"github.com/stretchr/testify/assert"

"testing"

)

func TestGen(t *testing.T) {

_, err := Parse("select :a from a where a in (:b)")

if err != nil {

t.Error(err)

}

}

func TestParse(t *testing.T) {

sql := "select a from (select * from table1 where table1.a = 'tom') as t1, table2, table3 as t3, table4 left join table5 where t1.k = '1'"

_, err := Parse(sql)

if err != nil {

t.Fatal(err)

}

}

func TestParseInsert(t *testing.T) {

sql := "INSERT INTO t3 VALUES (8, 10, 'baz')"

_, err := Parse(sql)

assert.Nil(t, err)

}

func TestParseInsert1(t *testing.T) {

sql := "INSERT INTO QBAdminGroup.abmc_contacts(id, name) VALUES (1, 'jimmy')"

tree, err := Parse(sql)

assert.Nil(t, err)

insert := tree.(*Insert)

for i, colName := range [2]string{"id", "name"} {

assert.Equal(t, colName, String(insert.Columns[i]))

}

for i, val := range [2]string{"1", "'jimmy'"} {

assert.Equal(t, val, String(insert.Rows.(Values)[0].(ValTuple)[i]))

}

}

func TestCreatTable1(t *testing.T) {

sql := `create table t1 (

ID int primary key,

LastName varchar(255),

FirstName varchar(255)

)`

tree, err := Parse(sql)

if err != nil {

t.Fatal(err)

}

s := String(tree)

assert.Equal(t, sql, s)

}

func TestCreatTable2(t *testing.T) {

sql := `create table t1 (

ID int primary key not null auto_increment,

LastName varchar(255),

FirstName varchar(255)

)`

tree, err := Parse(sql)

if err != nil {

t.Fatal(err)

}

s := String(tree)

assert.Equal(t, sql, s)

}

func TestCreatTable3(t *testing.T) {

sql := `create table t1 (

ID int unique key not null auto_increment,

LastName varchar(255),

FirstName varchar(255)

)`

tree, err := Parse(sql)

if err != nil {

t.Fatal(err)

}

s := String(tree)

assert.Equal(t, sql, s)

}

func TestCreatTable4(t *testing.T) {

for_precision := []string{"real", "double", "float", "decimal", "numeric"}

for _, p := range for_precision {

precision := "(32, 8)"

for i := 0; i < 2; i++ {

data_type := p

if i == 0 {

data_type += precision

}

sql := fmt.Sprintf(`create table t1 (

ID int unique key not null auto_increment,

LastName varchar(255),

FirstName varchar(255),

Balance %s%s

)`, p, precision)

tree, err := Parse(sql)

assert.Nil(t, err)

s := String(tree)

assert.Equal(t, sql, s)

}

}

for_length := []string{"bit", "tinyint", "smallint", "mediumint", "int", "integer", "bigint", "decimal", "numeric"}

for _, p := range for_length {

length := "(32)"

for i := 0; i < 2; i++ {

data_type := p

if i == 0 {

data_type += length

}

sql := fmt.Sprintf(`create table t1 (

ID int unique key not null auto_increment,

LastName varchar(255),

FirstName varchar(255),

Balance %s%s

)`, p, length)

tree, err := Parse(sql)

assert.Nil(t, err)

s := String(tree)

assert.Equal(t, sql, s)

}

}

}

func TestCreatTable5(t *testing.T) {

for_time := []string{"date", "time", "timestamp", "datetime", "year"}

for _, time := range for_time {

sql := fmt.Sprintf(`create table t1 (

ID int unique key not null auto_increment,

LastName varchar(255),

FirstName varchar(255),

LastUpdated %s

)`, time)

tree, err := Parse(sql)

assert.Nil(t, err, "fail to parse:\n%s", sql)

s := String(tree)

assert.Equal(t, sql, s)

}

}

func BenchmarkParse1(b *testing.B) {

sql := "select 'abcd', 20, 30.0, eid from a where 1=eid and name='3'"

for i := 0; i < b.N; i++ {

_, err := Parse(sql)

if err != nil {

b.Fatal(err)

}

}

}

func BenchmarkParse2(b *testing.B) {

sql := "select aaaa, bbb, ccc, ddd, eeee, ffff, gggg, hhhh, iiii from tttt, ttt1, ttt3 where aaaa = bbbb and bbbb = cccc and dddd+1 = eeee group by fff, gggg having hhhh = iiii and iiii = jjjj order by kkkk, llll limit 3, 4"

for i := 0; i < b.N; i++ {

_, err := Parse(sql)

if err != nil {

b.Fatal(err)

}

}

}

type testCase struct {

file string

lineno int

input string

output string

}