forked from shogo82148/rdsmysql
/
testutils.go
74 lines (61 loc) · 1.42 KB
/
testutils.go
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package testutils
import (
"context"
"database/sql"
"os"
"testing"
"github.com/go-sql-driver/mysql"
)
// User is the test user for the integrated test.
var User = "rdsmysql"
// Host is the test host for the integrated test.
var Host = os.Getenv("RDSMYSQL_HOST")
var Region string
func init() {
Region = os.Getenv("AWS_REGION")
if Region == "" {
Region = os.Getenv("AWS_DEFAULT_REGION")
}
if Region == "" {
Region = "us-east-1"
}
}
func Setup(t *testing.T) {
t.Helper()
user := os.Getenv("RDSMYSQL_USER")
password := os.Getenv("RDSMYSQL_PASSWORD")
host := os.Getenv("RDSMYSQL_HOST")
if host == "" {
t.Skip("RDSMYSQL_HOST is not set; skip integrated test")
return
}
config := mysql.NewConfig()
config.User = user
config.Passwd = password
config.Net = "tcp"
config.Addr = host
conn, err := mysql.NewConnector(config)
if err != nil {
t.Fatal(err)
}
db := sql.OpenDB(conn)
defer db.Close()
if err := initializeUser(context.Background(), db); err != nil {
t.Fatal(err)
}
}
func initializeUser(ctx context.Context, db *sql.DB) error {
var cnt int
row := db.QueryRowContext(ctx, "SELECT COUNT(*) FROM `mysql`.`user` WHERE `user` = ?", User)
if err := row.Scan(&cnt); err != nil {
return err
}
if cnt > 0 {
return nil // already initialized
}
_, err := db.ExecContext(ctx, "CREATE USER '"+User+"' IDENTIFIED WITH AWSAuthenticationPlugin AS 'RDS'")
if err != nil {
return err
}
return nil
}