Mainflux.mainflux/readers/influxdb/setup_test.go

94 lines
2.3 KiB
Go

// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
package influxdb_test
import (
"context"
"fmt"
"log"
"os"
"os/signal"
"syscall"
"testing"
"time"
influxdata "github.com/influxdata/influxdb-client-go/v2"
mflog "github.com/mainflux/mainflux/logger"
"github.com/ory/dockertest/v3"
)
var (
testLog, _ = mflog.New(os.Stdout, mflog.Info.String())
address string
)
const (
dbToken = "test-token"
dbOrg = "test-org"
dbAdmin = "test-admin"
dbPass = "test-password"
dbBucket = "test-bucket"
dbInitMode = "setup"
dbFluxEnabled = "true"
dbBindAddress = ":8088"
port = "8086/tcp"
broker = "influxdb"
brokerVersion = "2.2-alpine"
poolMaxWait = 120 * time.Second
)
func TestMain(m *testing.M) {
pool, err := dockertest.NewPool("")
if err != nil {
testLog.Error(fmt.Sprintf("Could not connect to docker: %s", err))
}
cfg := []string{
fmt.Sprintf("DOCKER_INFLUXDB_INIT_MODE=%s", dbInitMode),
fmt.Sprintf("DOCKER_INFLUXDB_INIT_USERNAME=%s", dbAdmin),
fmt.Sprintf("DOCKER_INFLUXDB_INIT_PASSWORD=%s", dbPass),
fmt.Sprintf("DOCKER_INFLUXDB_INIT_ORG=%s", dbOrg),
fmt.Sprintf("DOCKER_INFLUXDB_INIT_BUCKET=%s", dbBucket),
fmt.Sprintf("DOCKER_INFLUXDB_INIT_ADMIN_TOKEN=%s", dbToken),
fmt.Sprintf("INFLUXDB_HTTP_FLUX_ENABLED=%s", dbFluxEnabled),
fmt.Sprintf("INFLUXDB_BIND_ADDRESS=%s", dbBindAddress),
}
container, err := pool.Run(broker, brokerVersion, cfg)
if err != nil {
testLog.Error(fmt.Sprintf("Could not start container: %s", err))
}
handleInterrupt(m, pool, container)
address = fmt.Sprintf("%s:%s", "http://localhost", container.GetPort(port))
pool.MaxWait = poolMaxWait
if err := pool.Retry(func() error {
client = influxdata.NewClient(address, dbToken)
_, err = client.Ready(context.Background())
return err
}); err != nil {
testLog.Error(fmt.Sprintf("Could not connect to docker: %s", err))
}
code := m.Run()
if err := pool.Purge(container); err != nil {
testLog.Error(fmt.Sprintf("Could not purge container: %s", err))
}
os.Exit(code)
}
func handleInterrupt(m *testing.M, pool *dockertest.Pool, container *dockertest.Resource) {
c := make(chan os.Signal, 2)
signal.Notify(c, os.Interrupt, syscall.SIGTERM)
go func() {
<-c
if err := pool.Purge(container); err != nil {
log.Fatalf("Could not purge container: %s", err)
}
os.Exit(0)
}()
}