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long_input_test.go
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long_input_test.go
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package TestIssues
import (
"bytes"
"database/sql"
"fmt"
go_ora "github.com/sijms/go-ora/v2"
"strings"
"testing"
"time"
)
func TestLongInput(t *testing.T) {
var createTable = func(db *sql.DB) error {
return execCmd(db, `CREATE TABLE TTB_557 (
ID NUMBER(10),
DATA_BLOB BLOB,
DATA_CLOB CLOB,
DATA_NCLOB NCLOB,
LDATE DATE
) NOCOMPRESS`)
}
var dropTable = func(db *sql.DB) error {
return execCmd(db, "drop table TTB_557 purge")
}
var raw = func(db *sql.DB, data []byte) error {
_, err := db.Exec(`INSERT INTO TTB_557(DATA_BLOB, ID, LDATE) VALUES(:1, :2, :3)`, data, 1, time.Now())
if err != nil {
return err
}
_, err = db.Exec(`INSERT INTO TTB_557(ID, DATA_BLOB, LDATE) VALUES(:1, :2, :3)`, 2, data, time.Now())
if err != nil {
return err
}
_, err = db.Exec(`INSERT INTO TTB_557(ID, LDATE, DATA_BLOB) VALUES(:1, :2, :3)`, 3, time.Now(), data)
if err != nil {
return err
}
rows, err := db.Query(`SELECT DATA_BLOB FROM TTB_557`)
if err != nil {
return err
}
defer func() {
err = rows.Close()
if err != nil {
t.Error("can't close rows: ", err)
}
}()
var output []byte
for rows.Next() {
err = rows.Scan(&output)
if err != nil {
return err
}
if len(output) != len(data) {
return fmt.Errorf("expected data size: %d and got: %d", len(data), len(output))
}
}
if rows.Err() != nil {
return rows.Err()
}
err = execCmd(db, "DELETE FROM TTB_557")
if err != nil {
return err
}
t.Logf("finish insert %d raw at (begin, middle and end) of sql\n", len(data))
return nil
}
var varchar = func(db *sql.DB, data string) error {
_, err := db.Exec(`INSERT INTO TTB_557(DATA_CLOB, ID, LDATE) VALUES(:1, :2, :3)`, data, 1, time.Now())
if err != nil {
return err
}
_, err = db.Exec(`INSERT INTO TTB_557(ID, DATA_CLOB, LDATE) VALUES(:1, :2, :3)`, 2, data, time.Now())
if err != nil {
return err
}
_, err = db.Exec(`INSERT INTO TTB_557(ID, LDATE, DATA_CLOB) VALUES(:1, :2, :3)`, 3, time.Now(), data)
if err != nil {
return err
}
rows, err := db.Query(`SELECT DATA_CLOB FROM TTB_557`)
if err != nil {
return err
}
defer func() {
err = rows.Close()
if err != nil {
t.Error("can't close rows: ", err)
}
}()
var output string
for rows.Next() {
err = rows.Scan(&output)
if err != nil {
return err
}
if len(output) != len(data) {
return fmt.Errorf("expected data size: %d and got: %d", len(data), len(output))
}
}
if rows.Err() != nil {
return rows.Err()
}
err = execCmd(db, "DELETE FROM TTB_557")
if err != nil {
return err
}
t.Logf("finish insert %d varchar string at (begin, middle and end) of sql", len(data))
return nil
}
var nvarchar = func(db *sql.DB, data string) error {
_, err := db.Exec(`INSERT INTO TTB_557(DATA_NCLOB, ID, LDATE) VALUES(:1, :2, :3)`, go_ora.NVarChar(data), 1, time.Now())
if err != nil {
return err
}
_, err = db.Exec(`INSERT INTO TTB_557(ID, DATA_NCLOB, LDATE) VALUES(:1, :2, :3)`, 2, go_ora.NVarChar(data), time.Now())
if err != nil {
return err
}
_, err = db.Exec(`INSERT INTO TTB_557(ID, LDATE, DATA_NCLOB) VALUES(:1, :2, :3)`, 3, time.Now(), go_ora.NVarChar(data))
if err != nil {
return err
}
rows, err := db.Query(`SELECT DATA_NCLOB FROM TTB_557`)
if err != nil {
return err
}
defer func() {
err = rows.Close()
if err != nil {
t.Error(err)
}
}()
var output string
for rows.Next() {
err = rows.Scan(&output)
if err != nil {
return err
}
if len(output) != len(data) {
return fmt.Errorf("expected data size: %d and got: %d", len(data), len(output))
}
}
if rows.Err() != nil {
return rows.Err()
}
err = execCmd(db, "DELETE FROM TTB_557")
if err != nil {
return err
}
t.Logf("finish insert %d nvarchar string at (begin, middle and end) of sql", len(data))
return nil
}
db, err := getDB()
if err != nil {
t.Error(err)
return
}
defer func() {
err := db.Close()
if err != nil {
t.Error(err)
}
}()
err = createTable(db)
if err != nil {
t.Error(err)
return
}
defer func() {
err = dropTable(db)
if err != nil {
t.Error(err)
}
}()
// insert short string
err = varchar(db, strings.Repeat("*", 10000))
if err != nil {
t.Error("varchar short insert: ", err)
return
}
// insert long string
err = varchar(db, strings.Repeat("*", 40000))
if err != nil {
t.Error("varchar long insert: ", err)
return
}
// insert short NVARCHAR
err = nvarchar(db, strings.Repeat("早上好", 2000))
if err != nil {
t.Error("nvarchar short insert: ", err)
return
}
// insert long NVARCHAR
err = nvarchar(db, strings.Repeat("早上好", 40000))
if err != nil {
t.Error("nvarchar long insert: ", err)
return
}
// insert short RAW
err = raw(db, bytes.Repeat([]byte{3}, 10000))
if err != nil {
t.Error("raw short insert: ", err)
return
}
// insert long RAW
err = raw(db, bytes.Repeat([]byte{3}, 40000))
if err != nil {
t.Error("raw long insert: ", err)
return
}
}