Mainflux.mainflux/pkg/clients/postgres/setup_test.go

98 lines
2.3 KiB
Go

// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
package postgres_test
import (
"database/sql"
"fmt"
"log"
"os"
"testing"
"time"
"github.com/jmoiron/sqlx"
pgClient "github.com/mainflux/mainflux/internal/clients/postgres"
"github.com/mainflux/mainflux/internal/postgres"
upostgres "github.com/mainflux/mainflux/users/postgres"
dockertest "github.com/ory/dockertest/v3"
"github.com/ory/dockertest/v3/docker"
"go.opentelemetry.io/otel"
)
var (
db *sqlx.DB
database postgres.Database
tracer = otel.Tracer("repo_tests")
)
func TestMain(m *testing.M) {
pool, err := dockertest.NewPool("")
if err != nil {
log.Fatalf("Could not connect to docker: %s", err)
}
container, err := pool.RunWithOptions(&dockertest.RunOptions{
Repository: "postgres",
Tag: "15.1-alpine",
Env: []string{
"POSTGRES_USER=test",
"POSTGRES_PASSWORD=test",
"POSTGRES_DB=test",
"listen_addresses = '*'",
},
}, func(config *docker.HostConfig) {
config.AutoRemove = true
config.RestartPolicy = docker.RestartPolicy{Name: "no"}
})
if err != nil {
log.Fatalf("Could not start container: %s", err)
}
port := container.GetPort("5432/tcp")
// exponential backoff-retry, because the application in the container might not be ready to accept connections yet
pool.MaxWait = 120 * time.Second
if err := pool.Retry(func() error {
url := fmt.Sprintf("host=localhost port=%s user=test dbname=test password=test sslmode=disable", port)
db, err := sql.Open("pgx", url)
if err != nil {
return err
}
return db.Ping()
}); err != nil {
log.Fatalf("Could not connect to docker: %s", err)
}
dbConfig := pgClient.Config{
Host: "localhost",
Port: port,
User: "test",
Pass: "test",
Name: "test",
SSLMode: "disable",
SSLCert: "",
SSLKey: "",
SSLRootCert: "",
}
if db, err = pgClient.SetupDB(dbConfig, *upostgres.Migration()); err != nil {
log.Fatalf("Could not setup test DB connection: %s", err)
}
if db, err = pgClient.Connect(dbConfig); err != nil {
log.Fatalf("Could not setup test DB connection: %s", err)
}
database = postgres.NewDatabase(db, dbConfig, tracer)
code := m.Run()
// Defers will not be run when using os.Exit
db.Close()
if err := pool.Purge(container); err != nil {
log.Fatalf("Could not purge container: %s", err)
}
os.Exit(code)
}