Mainflux.mainflux/readers/influxdb/messages_test.go

137 lines
3.3 KiB
Go

package influxdb_test
import (
"fmt"
"os"
"testing"
"time"
influxdata "github.com/influxdata/influxdb/client/v2"
"github.com/mainflux/mainflux"
reader "github.com/mainflux/mainflux/readers/influxdb"
writer "github.com/mainflux/mainflux/writers/influxdb"
log "github.com/mainflux/mainflux/logger"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const (
testDB = "test"
chanID = "1"
subtopic = "topic"
msgsNum = 101
valueFields = 6
)
var (
port string
client influxdata.Client
testLog, _ = log.New(os.Stdout, log.Info.String())
clientCfg = influxdata.HTTPConfig{
Username: "test",
Password: "test",
}
msg = mainflux.Message{
Channel: chanID,
Publisher: "1",
Protocol: "mqtt",
Name: "name",
Unit: "U",
Value: &mainflux.Message_FloatValue{FloatValue: 5},
ValueSum: &mainflux.SumValue{Value: 45},
Time: 123456,
UpdateTime: 1234,
Link: "link",
}
)
func TestReadAll(t *testing.T) {
writer, err := writer.New(client, testDB, 1, time.Second)
require.Nil(t, err, fmt.Sprintf("Creating new InfluxDB writer expected to succeed: %s.\n", err))
messages := []mainflux.Message{}
now := time.Now().Unix()
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 = &mainflux.Message_FloatValue{FloatValue: 5}
case 1:
msg.Value = &mainflux.Message_BoolValue{BoolValue: false}
case 2:
msg.Value = &mainflux.Message_StringValue{StringValue: "value"}
case 3:
msg.Value = &mainflux.Message_DataValue{DataValue: "base64data"}
case 4:
msg.ValueSum = nil
case 5:
msg.ValueSum = &mainflux.SumValue{Value: 45}
}
msg.Time = float64(now - int64(i))
err := writer.Save(msg)
require.Nil(t, err, fmt.Sprintf("failed to store message to InfluxDB: %s", err))
messages = append(messages, msg)
}
reader, err := reader.New(client, testDB)
require.Nil(t, err, fmt.Sprintf("Creating new InfluxDB reader expected to succeed: %s.\n", err))
cases := map[string]struct {
chanID string
offset uint64
limit uint64
query map[string]string
messages []mainflux.Message
}{
"read message page for existing channel": {
chanID: chanID,
offset: 0,
limit: 10,
messages: messages[0:10],
},
"read message page for too large limit": {
chanID: chanID,
offset: 0,
limit: 101,
messages: messages[0:100],
},
"read message page for non-existent channel": {
chanID: "2",
offset: 0,
limit: 10,
messages: []mainflux.Message{},
},
"read message last page": {
chanID: chanID,
offset: 95,
limit: 10,
messages: messages[95:101],
},
"read message with non-existent subtopic": {
chanID: chanID,
offset: 0,
limit: msgsNum,
query: map[string]string{"subtopic": "not-present"},
messages: []mainflux.Message{},
},
"read message with subtopic": {
chanID: chanID,
offset: 0,
limit: 10,
query: map[string]string{"subtopic": subtopic},
messages: messages[0:10],
},
}
for desc, tc := range cases {
result := reader.ReadAll(tc.chanID, tc.offset, tc.limit, tc.query)
assert.ElementsMatch(t, tc.messages, result, fmt.Sprintf("%s: expected: %v \n-------------\n got: %v", desc, tc.messages, result))
}
}