Mainflux.mainflux/writers/cassandra/messages_test.go

74 lines
1.4 KiB
Go

// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
package cassandra_test
import (
"fmt"
"testing"
"time"
"github.com/mainflux/mainflux/transformers/senml"
"github.com/mainflux/mainflux/writers/cassandra"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const (
keyspace = "mainflux"
msgsNum = 42
valueFields = 5
subtopic = "topic"
)
var addr = "localhost"
var (
v float64 = 5
stringV = "value"
boolV = true
dataV = "base64"
sum float64 = 42
)
func TestSave(t *testing.T) {
session, err := cassandra.Connect(cassandra.DBConfig{
Hosts: []string{addr},
Keyspace: keyspace,
})
require.Nil(t, err, fmt.Sprintf("failed to connect to Cassandra: %s", err))
repo := cassandra.New(session)
now := time.Now().Unix()
msg := senml.Message{
Channel: "1",
Publisher: "1",
Protocol: "mqtt",
}
var msgs []senml.Message
for i := 0; i < msgsNum; i++ {
// Mix possible values as well as value sum.
count := i % valueFields
switch count {
case 0:
msg.Subtopic = subtopic
msg.Value = &v
case 1:
msg.BoolValue = &boolV
case 2:
msg.StringValue = &stringV
case 3:
msg.DataValue = &dataV
case 4:
msg.Sum = &sum
}
msg.Time = float64(now + int64(i))
msgs = append(msgs, msg)
}
err = repo.Save(msgs...)
assert.Nil(t, err, fmt.Sprintf("expected no error, got %s", err))
}