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batch_test.go
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package telemetry
import (
"bytes"
"encoding/base64"
"encoding/json"
"log"
"sync"
"testing"
"time"
"github.com/newrelic/newrelic-lambda-extension/config"
"github.com/stretchr/testify/assert"
)
const (
testTelemetry = "test_telemetry"
moreTestTelemetry = "more_test_telemetry"
testRequestId = "test_a"
testRequestId2 = "test_b"
testRequestId3 = "test_c"
testNoSuchRequestId = "test_z"
ripe = 1000
rot = 10000
isAPMTelemetry = true
)
var (
requestStart = time.Unix(1603821157, 0)
)
func generateNLengthTelemetryString(length int) string {
outStr := ""
for i := 0; i < length; i++ {
outStr += "a"
}
return outStr
}
func TestMissingInvocation(t *testing.T) {
batch := NewBatch(ripe, rot, false)
invocation := batch.AddTelemetry(testNoSuchRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
assert.Nil(t, invocation)
}
func TestEmptyHarvest(t *testing.T) {
batch := NewBatch(ripe, rot, false)
res := batch.Harvest(requestStart)
assert.Nil(t, res)
}
func TestEmptyRotHarvest(t *testing.T) {
batch := NewBatch(ripe, rot, false)
batch.AddInvocation("test", requestStart)
res := batch.Harvest(requestStart)
assert.Empty(t, res)
}
func TestEmptyRipeHarvest(t *testing.T) {
batch := NewBatch(ripe, rot, false)
batch.lastHarvest = requestStart.Add(-ripe)
batch.AddInvocation("test", requestStart)
res := batch.Harvest(requestStart)
assert.Empty(t, res)
}
func TestWithInvocationRipeHarvest(t *testing.T) {
batch := NewBatch(ripe, rot, false)
batch.lastHarvest = requestStart
batch.AddInvocation(testRequestId, requestStart)
batch.AddInvocation(testRequestId2, requestStart.Add(100*time.Millisecond))
batch.AddInvocation(testRequestId3, requestStart.Add(200*time.Millisecond))
invocation := batch.AddTelemetry(testRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
assert.NotNil(t, invocation)
invocation2 := batch.AddTelemetry(testRequestId, []byte(testTelemetry), isAPMTelemetry)
assert.Equal(t, invocation, invocation2)
batch.AddTelemetry(testRequestId2, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
harvested := batch.Harvest(requestStart.Add(ripe*time.Millisecond + time.Millisecond))
assert.Equal(t, 1, len(harvested))
assert.Equal(t, testRequestId, harvested[0].RequestId)
assert.Equal(t, 2, len(harvested[0].Telemetry))
}
func TestWithInvocationAggressiveHarvest(t *testing.T) {
batch := NewBatch(ripe, rot, false)
batch.AddInvocation(testRequestId, requestStart)
batch.AddInvocation(testRequestId2, requestStart.Add(100*time.Millisecond))
batch.AddInvocation(testRequestId3, requestStart.Add(200*time.Millisecond))
invocation := batch.AddTelemetry(testRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
assert.NotNil(t, invocation)
invocation2 := batch.AddTelemetry(testRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
assert.Equal(t, invocation, invocation2)
batch.AddTelemetry(testRequestId2, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
harvested := batch.Harvest(requestStart.Add(ripe*time.Millisecond + time.Millisecond))
assert.Equal(t, 2, len(harvested))
}
func TestBatch_Close(t *testing.T) {
batch := NewBatch(ripe, rot, false)
batch.AddInvocation(testRequestId, requestStart)
batch.AddInvocation(testRequestId2, requestStart.Add(100*time.Millisecond))
batch.AddInvocation(testRequestId3, requestStart.Add(200*time.Millisecond))
invocation := batch.AddTelemetry(testRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
assert.NotNil(t, invocation)
invocation2 := batch.AddTelemetry(testRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
assert.Equal(t, invocation, invocation2)
batch.AddTelemetry(testRequestId2, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
harvested := batch.Close()
assert.Equal(t, 2, len(harvested))
}
func TestBatchAsync(t *testing.T) {
batch := NewBatch(ripe, rot, false)
batch.lastHarvest = requestStart
wg := sync.WaitGroup{}
wg.Add(3)
go func() {
batch.AddInvocation(testRequestId, requestStart)
wg.Done()
}()
go func() {
batch.AddInvocation(testRequestId2, requestStart.Add(100*time.Millisecond))
wg.Done()
}()
go func() {
batch.AddInvocation(testRequestId3, requestStart.Add(200*time.Millisecond))
wg.Done()
}()
// Doing this to try to trigger a panic
go batch.RetrieveTraceID(testRequestId)
wg.Wait()
var invocation, invocation2 *Invocation
wg.Add(2)
go func() {
invocation = batch.AddTelemetry(testRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
wg.Done()
}()
go func() {
invocation2 = batch.AddTelemetry(testRequestId, bytes.NewBufferString(moreTestTelemetry).Bytes(), isAPMTelemetry)
wg.Done()
}()
// Doing this to try to trigger a panic
go batch.RetrieveTraceID(testRequestId)
wg.Wait()
assert.NotNil(t, invocation)
assert.Equal(t, invocation, invocation2)
batch.AddTelemetry(testRequestId2, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
harvested := batch.Harvest(requestStart.Add(ripe*time.Millisecond + time.Millisecond))
go assert.Equal(t, 1, len(harvested))
go assert.Equal(t, testRequestId, harvested[0].RequestId)
go assert.Equal(t, 2, len(harvested[0].Telemetry))
}
func TestBatchSetTraceIDValue(t *testing.T) {
batch := NewBatch(ripe, rot, false)
requestId := "testRequestId"
expectedTraceID := "testTraceID"
batch.SetTraceIDValue(requestId, expectedTraceID)
assert.Equal(t, batch.storeTraceID[requestId], expectedTraceID)
}
func TestBatchRetrieveTraceID(t *testing.T) {
batch := NewBatch(ripe, rot, false)
requestId := "testRequestId"
expectedTraceID := "testTraceID"
batch.SetTraceIDValue(requestId, expectedTraceID)
traceID := batch.RetrieveTraceID(requestId)
assert.Equal(t, expectedTraceID, traceID)
batch.SetTraceIDValue(requestId, "")
traceID = batch.RetrieveTraceID(requestId)
assert.Empty(t, traceID)
nonExistentRequestId := "nonExistentRequestId"
traceID = batch.RetrieveTraceID(nonExistentRequestId)
assert.Equal(t, "", traceID)
}
func TestAddTelemetry(t *testing.T) {
batch := NewBatch(ripe, rot, true)
batch.AddInvocation(testRequestId, requestStart)
inv := batch.AddTelemetry(testRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
assert.NotNil(t, inv)
assert.Equal(t, 1, len(inv.Telemetry))
assert.Equal(t, testTelemetry, string(inv.Telemetry[0]))
inv2 := batch.AddTelemetry(testRequestId, bytes.NewBufferString(moreTestTelemetry).Bytes(), isAPMTelemetry)
assert.NotNil(t, inv2)
assert.Equal(t, 2, len(inv2.Telemetry))
assert.Equal(t, moreTestTelemetry, string(inv2.Telemetry[1]))
assert.Equal(t, requestStart, batch.eldest)
traceId := "testTraceId"
encodedTelemetry := base64.StdEncoding.EncodeToString([]byte(traceId))
inv3 := batch.AddTelemetry(testRequestId, []byte(encodedTelemetry), isAPMTelemetry)
assert.NotNil(t, inv3)
assert.Equal(t, "", inv3.TraceId)
assert.Equal(t, "", batch.RetrieveTraceID(testRequestId))
inv4 := batch.AddTelemetry(testNoSuchRequestId, bytes.NewBufferString(testTelemetry).Bytes(), isAPMTelemetry)
assert.Nil(t, inv4)
inv5 := batch.AddTelemetry(testRequestId2, bytes.NewBufferString(testTelemetry).Bytes(), !isAPMTelemetry)
assert.Nil(t, inv5)
}
func TestAddTelemetryWithTraceIDExtraction(t *testing.T) {
telemetryRequestId := "a89efeea-261f-47c1-8d7d-250e40ad9670"
isAPMTelemetry := true
expectedTraceID := "b3c694dab92e4f9ecbd26656926214c6"
data := []interface{}{1, "NR_LAMBDA_MONITORING", "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"}
jsonData, err := json.Marshal(data)
if err != nil {
log.Fatalf("Error marshalling data: %v", err)
}
byteArray := []byte(jsonData)
conf := config.ConfigurationFromEnvironment()
conf.CollectTraceID = true
batch := NewBatch(int64(conf.RipeMillis), int64(conf.RotMillis), conf.CollectTraceID)
batch.AddInvocation("a89efeea-261f-47c1-8d7d-250e40ad9670", time.Now())
inv := batch.invocations[telemetryRequestId]
if conf.CollectTraceID && isAPMTelemetry {
telemetryBytesEncoded := []byte(base64.StdEncoding.EncodeToString(byteArray))
traceId, err := ExtractTraceID(telemetryBytesEncoded)
if err != nil {
assert.NotNil(t, err)
}
if traceId != "" {
inv.TraceId = traceId
assert.Equal(t, inv.TraceId, expectedTraceID)
batch.SetTraceIDValue(telemetryRequestId, traceId)
assert.Equal(t, batch.RetrieveTraceID(telemetryRequestId), expectedTraceID)
}
}
}
func TestAddTelemetry2(t *testing.T) {
conf := config.ConfigurationFromEnvironment()
conf.CollectTraceID = true
batch := NewBatch(int64(conf.RipeMillis), int64(conf.RotMillis), conf.CollectTraceID)
batch.extractTraceID = true
expectedTraceID := "b3c694dab92e4f9ecbd26656926214c6"
data := []interface{}{1, "NR_LAMBDA_MONITORING", "H4sIAEUlq2cC/+VYa2/bNhT9K4Wwj7ZEUhIl+luatmiHFAvqZB0QBAItMY5WWVRJKqkb5L/vUrJjJ5Zdx3a7YIMhW+bj8PDecy8fd85EGJ5xw53BnVMpaWQqi+RGKJ3L0hngqOeIbyKtDfxNRHmTK1lORGmcgXP0eZic8Mko40k1Ndey9F1MnJ7Dx1C/gHAwcqmLHioKXo5reIWatputUbYhfA/4rR4UDeig1n3BtenjQUBpRGMWYhwHg6u6TC2bQdu7bxRPRZ71fUz6RkD796Io5GepiuzdrGmfi9uT0ft3H7/+dR3CcHOIJZK/nRydvR2eOfc9Z26NuoI3kRSSZyJLJjKrC6GdwYXzO1fa6V1cOEC25aryFGCJS+w87+4vexeOzidVIf7WzfzAMsz151WqLk0+EUla5NaSTzqW4laJogGcW+5xhXst5RftTgqgJIpEfymEtV/PefW0ZdKygyrkYjdeA5RKJcG/pdAJ19MyzWUX1qxxIcdjoRL7k5fjDQ3FNyNUyYvk2piqyEcPTS8vwd9QMTVAUNxYSbQWvyjroujdOUpooW5krhKdfweZYIIQqNC21IkWwsryHsx/54zrPAPfjfyUsiDjI0ZEcMUEDKW5tT5UGlWLHgg7lyo3U+jpEkbjgPacRjcfuvqno4xQGlJGKMFBSgHP+ksbALUh4UMFCwI/CGNQS624aTSEXESQlWgUMIp8EuEQOk4rq/QzxUvNG9EBWskntvAPcy3UUo0316u3u7SNNLw4yy1+B597cABYGHTrKvG1BsjGADxm4koI3icUX/WDKMX9OIuyPgmRCBDPGI2a+IVuraLcXxywSyPP0f5cCd1HzSCLZUPDlWkl0MpOV7zcSnKguDWSMwt3fVijvWcJaxuhthIaAvmFdg4glVn0+FEorhiiLESMjYK91J5CwhxLBfQdyPWiTYtLJnN/ovJL5YK71PRU5uXc6/9vucPSDh54JPWFO92AEAROXRSFLqEoApqN0GeeGtZVJZXho7wAWXqnzZy8owpSetoowfskxrk2rSy8N3N9gLJT2egWltQL3LNy8X2EKcIB6AwTvHcZQmEAMRJQEkNUBTiGOe9M/MgYMamMXiH+8NmEftIuh947qW65yuzrbEBR8pGN771gT2TKizcCFmogu8DOcn0A8I+NSvRhCfORKPSOPH9GclgV49PctWcZQgEKotCHkIoI8zEK6OZJ8aJ4ibzO5vuH/6TVH2b3EsjNc+Xr6TGIQSjvvPxSytty7e8LkcwuvBtHvATy3cvCJ5tbs+XwtFPTnmrKu3gjRGBNYjFBMcUxpgGihykOXAabsShkFPuxnYroo21Wtvdc3UBUzohfFeJbDjl3hbrvshiHDJEIVlKKWADw4QFKsRvGYHWKYSqIoSiIoJg94n18eu6dwz771boAfPp09vbODcz7+9pdxg9BhlMNS/3uJNr+e9NoUtHuLJrue5H4KCawU/dOr6cadkSrmcUPXUbCKMYk3OodE4ZcSnEUxrC1jENMNw33A+o4jkBCIWaUwbkkZPGeZcgPScCwj3Ho+5j6bCM39i8ao2PwX22ODyUc/spUQFq0iaa953lCaf7ZIjMdS1glUiOV13mj5v1Rm6o23usp7CpWDU/IowcjH07Fzxp1A77fw5SS9suiR74dATEcka1WjeZMOWyO8MqbHTF3PEJ0Y7bXA/tBLizRce222foUxY8enzI4aT1rzCd3LpvHs/ZffkI/jMnG8eytyFuL3mbE5lUP7Y3Nc/PhdsDNfe1ewC2St7TZeKsUGKqDNDoc9grvXbGPa23kRByU7xLm/jw7zuKHoNoJuwPbDpw3SlbVyvF4DdTl5f39P0toy3q2GQAA"}
jsonData, err := json.Marshal(data)
if err != nil {
log.Fatalf("Error marshalling data: %v", err)
}
telemetryData := []byte(jsonData)
requestId := "a89efeea-261f-47c1-8d7d-250e40ad9670"
isAPMTelemetry := true
requestStart := time.Now()
batch.invocations[requestId] = &Invocation{
Start: requestStart,
RequestId: requestId,
Telemetry: [][]byte{},
}
inv := batch.AddTelemetry(requestId, telemetryData, isAPMTelemetry)
assert.NotNil(t, inv)
assert.Equal(t, 1, len(inv.Telemetry))
assert.Equal(t, telemetryData, inv.Telemetry[0])
assert.Equal(t, requestStart, batch.eldest)
assert.Equal(t, expectedTraceID, inv.TraceId)
storedTraceId, exists := batch.storeTraceID[requestId]
assert.True(t, exists)
assert.Equal(t, expectedTraceID, storedTraceId)
}