/
mysql_test.go
55 lines (49 loc) · 1.08 KB
/
mysql_test.go
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package dockertest_test
import (
"database/sql"
"fmt"
_ "github.com/go-sql-driver/mysql"
"github.com/oov/dockertest"
)
func Example_mySQL() {
const (
User = "dockertest"
Password = "mypassword"
DBName = "dockertestdb"
)
c, err := dockertest.New(dockertest.Config{
Image: "mysql", // or "mysql:latest"
Name: "dockertest-mysql",
PortMapping: map[string]string{
"3306/tcp": "auto",
},
Env: map[string]string{
"MYSQL_ROOT_PASSWORD": Password,
"MYSQL_DATABASE": DBName,
"MYSQL_USER": User,
"MYSQL_PASSWORD": Password,
},
})
if err != nil {
panic(err)
}
defer c.Close()
// wait until the container has started listening
if err = c.Wait(nil); err != nil {
panic(err)
}
dsn := fmt.Sprintf("%s:%s@tcp(%s)/%s?charset=utf8mb4",
User, Password, c.Mapped["3306/tcp"], DBName)
db, err := sql.Open("mysql", dsn)
if err != nil {
panic(err)
}
defer db.Close()
var r int
if err = db.QueryRow("SELECT LENGTH('the answer to life the universe&everything')").Scan(&r); err != nil {
panic(err)
}
fmt.Println(r)
// Output:
// 42
}