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GeezerVison is showing github.com — sqlparser/parse_test.go at main · chayim/sqlparser

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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"
"testing"
"github.com/stretchr/testify/assert"
)
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 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 TestParseTruncatedStatement(t *testing.T) {
Parse("select * from test where k=\"")
}
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
}
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