robocar-base/testtools/testtools.go

107 lines
2.0 KiB
Go

package testtools
import (
"context"
"fmt"
"github.com/cyrilix/robocar-base/mqttdevice"
mqtt "github.com/eclipse/paho.mqtt.golang"
"github.com/testcontainers/testcontainers-go"
"github.com/testcontainers/testcontainers-go/wait"
"sync"
"testing"
)
func MqttContainer(t *testing.T) (context.Context, testcontainers.Container, string) {
ctx := context.Background()
req := testcontainers.ContainerRequest{
Image: "eclipse-mosquitto",
ExposedPorts: []string{"1883/tcp"},
WaitingFor: wait.ForLog("listen socket on port 1883."),
}
mqttC, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{
ContainerRequest: req,
Started: true,
})
if err != nil {
t.Error(err)
}
ip, err := mqttC.Host(ctx)
if err != nil {
t.Error(err)
}
port, err := mqttC.MappedPort(ctx, "1883/tcp")
if err != nil {
t.Error(err)
}
mqttUri := fmt.Sprintf("tcp://%s:%d", ip, port.Int())
return ctx, mqttC, mqttUri
}
func NewFakePublisher() *FakePublisher{
return &FakePublisher{msg:make(map[string]mqttdevice.MqttValue)}
}
type FakePublisher struct {
muMsg sync.Mutex
msg map[string]mqttdevice.MqttValue
}
func (f *FakePublisher) Publish(topic string, payload mqttdevice.MqttValue) {
f.muMsg.Lock()
defer f.muMsg.Unlock()
f.msg[topic] = payload
}
func (f *FakePublisher) PublishedEvent(topic string) mqttdevice.MqttValue {
f.muMsg.Lock()
defer f.muMsg.Unlock()
return f.msg[topic]
}
type fakeMessage struct {
qos byte
topic string
payload []byte
acked bool
}
func (f *fakeMessage) Duplicate() bool {
return false
}
func (f *fakeMessage) Qos() byte {
return f.qos
}
func (f *fakeMessage) Retained() bool {
return false
}
func (f *fakeMessage) Topic() string {
return f.topic
}
func (f *fakeMessage) MessageID() uint16 {
return 1234
}
func (f *fakeMessage) Payload() []byte {
return f.payload
}
func (f *fakeMessage) Ack() {
f.acked = true
}
func NewFakeMessage(topic string, payload []byte) mqtt.Message {
return &fakeMessage{
qos: 0,
topic: topic,
payload: payload,
acked: false,
}
}