Mainflux.mainflux/readers/postgres/messages_test.go

546 lines
13 KiB
Go

// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
package postgres_test
import (
"fmt"
"testing"
"time"
pwriter "github.com/mainflux/mainflux/consumers/writers/postgres"
"github.com/mainflux/mainflux/pkg/transformers/json"
"github.com/mainflux/mainflux/pkg/transformers/senml"
"github.com/mainflux/mainflux/pkg/uuid"
"github.com/mainflux/mainflux/readers"
preader "github.com/mainflux/mainflux/readers/postgres"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const (
subtopic = "subtopic"
msgsNum = 100
limit = 10
valueFields = 5
mqttProt = "mqtt"
httpProt = "http"
msgName = "temperature"
format1 = "format1"
format2 = "format2"
wrongID = "0"
wrongValue = "wrong-value"
)
var (
v float64 = 5
vs = "value"
vb = true
vd = "dataValue"
sum float64 = 42
idProvider = uuid.New()
)
func TestReadSenml(t *testing.T) {
writer := pwriter.New(db)
chanID, err := idProvider.ID()
require.Nil(t, err, fmt.Sprintf("got unexpected error: %s", err))
pubID, err := idProvider.ID()
require.Nil(t, err, fmt.Sprintf("got unexpected error: %s", err))
pubID2, err := idProvider.ID()
require.Nil(t, err, fmt.Sprintf("got unexpected error: %s", err))
wrongID, err := idProvider.ID()
require.Nil(t, err, fmt.Sprintf("got unexpected error: %s", err))
m := senml.Message{
Channel: chanID,
Publisher: pubID,
Protocol: mqttProt,
}
messages := []senml.Message{}
valueMsgs := []senml.Message{}
boolMsgs := []senml.Message{}
stringMsgs := []senml.Message{}
dataMsgs := []senml.Message{}
queryMsgs := []senml.Message{}
now := float64(time.Now().Unix())
for i := 0; i < msgsNum; i++ {
// Mix possible values as well as value sum.
msg := m
msg.Time = now - float64(i)
count := i % valueFields
switch count {
case 0:
msg.Value = &v
valueMsgs = append(valueMsgs, msg)
case 1:
msg.BoolValue = &vb
boolMsgs = append(boolMsgs, msg)
case 2:
msg.StringValue = &vs
stringMsgs = append(stringMsgs, msg)
case 3:
msg.DataValue = &vd
dataMsgs = append(dataMsgs, msg)
case 4:
msg.Sum = &sum
msg.Subtopic = subtopic
msg.Protocol = httpProt
msg.Publisher = pubID2
msg.Name = msgName
queryMsgs = append(queryMsgs, msg)
}
messages = append(messages, msg)
}
err = writer.Consume(messages)
assert.Nil(t, err, fmt.Sprintf("expected no error got %s\n", err))
reader := preader.New(db)
// Since messages are not saved in natural order,
// cases that return subset of messages are only
// checking data result set size, but not content.
cases := map[string]struct {
chanID string
pageMeta readers.PageMetadata
page readers.MessagesPage
}{
"read message page for existing channel": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: msgsNum,
},
page: readers.MessagesPage{
Total: msgsNum,
Messages: fromSenml(messages),
},
},
"read message page for non-existent channel": {
chanID: wrongID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: msgsNum,
},
page: readers.MessagesPage{
Messages: []readers.Message{},
},
},
"read message last page": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: msgsNum - 20,
Limit: msgsNum,
},
page: readers.MessagesPage{
Total: msgsNum,
Messages: fromSenml(messages[msgsNum-20 : msgsNum]),
},
},
"read message with non-existent subtopic": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: msgsNum,
Subtopic: "not-present",
},
page: readers.MessagesPage{
Messages: []readers.Message{},
},
},
"read message with subtopic": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: uint64(len(queryMsgs)),
Subtopic: subtopic,
},
page: readers.MessagesPage{
Total: uint64(len(queryMsgs)),
Messages: fromSenml(queryMsgs),
},
},
"read message with publisher": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: uint64(len(queryMsgs)),
Publisher: pubID2,
},
page: readers.MessagesPage{
Total: uint64(len(queryMsgs)),
Messages: fromSenml(queryMsgs),
},
},
"read message with wrong format": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Format: "messagess",
Offset: 0,
Limit: uint64(len(queryMsgs)),
Publisher: pubID2,
},
page: readers.MessagesPage{
Total: 0,
Messages: []readers.Message{},
},
},
"read message with protocol": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: uint64(len(queryMsgs)),
Protocol: httpProt,
},
page: readers.MessagesPage{
Total: uint64(len(queryMsgs)),
Messages: fromSenml(queryMsgs),
},
},
"read message with name": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
Name: msgName,
},
page: readers.MessagesPage{
Total: uint64(len(queryMsgs)),
Messages: fromSenml(queryMsgs[0:limit]),
},
},
"read message with value": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
Value: v,
},
page: readers.MessagesPage{
Total: uint64(len(valueMsgs)),
Messages: fromSenml(valueMsgs[0:limit]),
},
},
"read message with value and equal comparator": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
Value: v,
Comparator: readers.EqualKey,
},
page: readers.MessagesPage{
Total: uint64(len(valueMsgs)),
Messages: fromSenml(valueMsgs[0:limit]),
},
},
"read message with value and lower-than comparator": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
Value: v + 1,
Comparator: readers.LowerThanKey,
},
page: readers.MessagesPage{
Total: uint64(len(valueMsgs)),
Messages: fromSenml(valueMsgs[0:limit]),
},
},
"read message with value and lower-than-or-equal comparator": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
Value: v + 1,
Comparator: readers.LowerThanEqualKey,
},
page: readers.MessagesPage{
Total: uint64(len(valueMsgs)),
Messages: fromSenml(valueMsgs[0:limit]),
},
},
"read message with value and greater-than comparator": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
Value: v - 1,
Comparator: readers.GreaterThanKey,
},
page: readers.MessagesPage{
Total: uint64(len(valueMsgs)),
Messages: fromSenml(valueMsgs[0:limit]),
},
},
"read message with value and greater-than-or-equal comparator": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
Value: v - 1,
Comparator: readers.GreaterThanEqualKey,
},
page: readers.MessagesPage{
Total: uint64(len(valueMsgs)),
Messages: fromSenml(valueMsgs[0:limit]),
},
},
"read message with boolean value": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
BoolValue: vb,
},
page: readers.MessagesPage{
Total: uint64(len(boolMsgs)),
Messages: fromSenml(boolMsgs[0:limit]),
},
},
"read message with string value": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
StringValue: vs,
},
page: readers.MessagesPage{
Total: uint64(len(stringMsgs)),
Messages: fromSenml(stringMsgs[0:limit]),
},
},
"read message with data value": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
DataValue: vd,
},
page: readers.MessagesPage{
Total: uint64(len(dataMsgs)),
Messages: fromSenml(dataMsgs[0:limit]),
},
},
"read message with from": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: uint64(len(messages[0:21])),
From: messages[20].Time,
},
page: readers.MessagesPage{
Total: uint64(len(messages[0:21])),
Messages: fromSenml(messages[0:21]),
},
},
"read message with to": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: uint64(len(messages[21:])),
To: messages[20].Time,
},
page: readers.MessagesPage{
Total: uint64(len(messages[21:])),
Messages: fromSenml(messages[21:]),
},
},
"read message with from/to": {
chanID: chanID,
pageMeta: readers.PageMetadata{
Offset: 0,
Limit: limit,
From: messages[5].Time,
To: messages[0].Time,
},
page: readers.MessagesPage{
Total: 5,
Messages: fromSenml(messages[1:6]),
},
},
}
for desc, tc := range cases {
result, err := reader.ReadAll(tc.chanID, tc.pageMeta)
assert.Nil(t, err, fmt.Sprintf("%s: expected no error got %s", desc, err))
assert.ElementsMatch(t, tc.page.Messages, result.Messages, fmt.Sprintf("%s: expected %v got %v", desc, tc.page.Messages, result.Messages))
assert.Equal(t, tc.page.Total, result.Total, fmt.Sprintf("%s: expected %v got %v", desc, tc.page.Total, result.Total))
}
}
func TestReadJSON(t *testing.T) {
writer := pwriter.New(db)
id1, err := idProvider.ID()
require.Nil(t, err, fmt.Sprintf("got unexpected error: %s", err))
m := json.Message{
Channel: id1,
Publisher: id1,
Created: time.Now().Unix(),
Subtopic: "subtopic/format/some_json",
Protocol: "coap",
Payload: map[string]interface{}{
"field_1": 123.0,
"field_2": "value",
"field_3": false,
"field_4": 12.344,
"field_5": map[string]interface{}{
"field_1": "value",
"field_2": 42.0,
},
},
}
messages1 := json.Messages{
Format: format1,
}
msgs1 := []map[string]interface{}{}
for i := 0; i < msgsNum; i++ {
msg := m
messages1.Data = append(messages1.Data, msg)
m := toMap(msg)
msgs1 = append(msgs1, m)
}
err = writer.Consume(messages1)
assert.Nil(t, err, fmt.Sprintf("expected no error got %s\n", err))
id2, err := idProvider.ID()
require.Nil(t, err, fmt.Sprintf("got unexpected error: %s", err))
m = json.Message{
Channel: id2,
Publisher: id2,
Created: time.Now().Unix(),
Subtopic: "subtopic/other_format/some_other_json",
Protocol: "udp",
Payload: map[string]interface{}{
"field_1": "other_value",
"false_value": false,
"field_pi": 3.14159265,
},
}
messages2 := json.Messages{
Format: format2,
}
msgs2 := []map[string]interface{}{}
for i := 0; i < msgsNum; i++ {
msg := m
if i%2 == 0 {
msg.Protocol = httpProt
}
messages2.Data = append(messages2.Data, msg)
m := toMap(msg)
msgs2 = append(msgs2, m)
}
err = writer.Consume(messages2)
assert.Nil(t, err, fmt.Sprintf("expected no error got %s\n", err))
httpMsgs := []map[string]interface{}{}
for i := 0; i < msgsNum; i += 2 {
httpMsgs = append(httpMsgs, msgs2[i])
}
reader := preader.New(db)
cases := map[string]struct {
chanID string
pageMeta readers.PageMetadata
page readers.MessagesPage
}{
"read message page for existing channel": {
chanID: id1,
pageMeta: readers.PageMetadata{
Format: messages1.Format,
Offset: 0,
Limit: 10,
},
page: readers.MessagesPage{
Total: 100,
Messages: fromJSON(msgs1[:10]),
},
},
"read message page for non-existent channel": {
chanID: wrongID,
pageMeta: readers.PageMetadata{
Format: messages1.Format,
Offset: 0,
Limit: 10,
},
page: readers.MessagesPage{
Messages: []readers.Message{},
},
},
"read message last page": {
chanID: id2,
pageMeta: readers.PageMetadata{
Format: messages2.Format,
Offset: msgsNum - 20,
Limit: msgsNum,
},
page: readers.MessagesPage{
Total: msgsNum,
Messages: fromJSON(msgs2[msgsNum-20 : msgsNum]),
},
},
"read message with protocol": {
chanID: id2,
pageMeta: readers.PageMetadata{
Format: messages2.Format,
Offset: 0,
Limit: uint64(msgsNum / 2),
Protocol: httpProt,
},
page: readers.MessagesPage{
Total: uint64(msgsNum / 2),
Messages: fromJSON(httpMsgs),
},
},
}
for desc, tc := range cases {
result, err := reader.ReadAll(tc.chanID, tc.pageMeta)
for i := 0; i < len(result.Messages); i++ {
m := result.Messages[i]
// Remove id as it is not sent by the client.
delete(m.(map[string]interface{}), "id")
result.Messages[i] = m
}
assert.Nil(t, err, fmt.Sprintf("%s: expected no error got %s", desc, err))
assert.ElementsMatch(t, tc.page.Messages, result.Messages, fmt.Sprintf("%s: expected %v got %v", desc, tc.page.Messages, result.Messages))
assert.Equal(t, tc.page.Total, result.Total, fmt.Sprintf("%s: expected %v got %v", desc, tc.page.Total, result.Total))
}
}
func fromSenml(msg []senml.Message) []readers.Message {
var ret []readers.Message
for _, m := range msg {
ret = append(ret, m)
}
return ret
}
func fromJSON(msg []map[string]interface{}) []readers.Message {
var ret []readers.Message
for _, m := range msg {
ret = append(ret, m)
}
return ret
}
func toMap(msg json.Message) map[string]interface{} {
return map[string]interface{}{
"channel": msg.Channel,
"created": msg.Created,
"subtopic": msg.Subtopic,
"publisher": msg.Publisher,
"protocol": msg.Protocol,
"payload": map[string]interface{}(msg.Payload),
}
}