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// Copyright 2020 New Relic Corporation. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package newrelic
import (
"net/http"
"reflect"
"testing"
"github.com/newrelic/go-agent/v3/internal/cat"
)
func TestTxnCrossProcessInitFromHTTPRequest(t *testing.T) {
txp := &txnCrossProcess{}
txp.Init(true, false, replyAccountOne)
if txp.IsInbound() {
t.Error("inbound CAT enabled even though there was no request")
}
txp = &txnCrossProcess{}
req, err := http.NewRequest("GET", "http://foo.bar/", nil)
if err != nil {
t.Fatal(err)
}
txp.Init(true, false, replyAccountOne)
if err := txp.InboundHTTPRequest(req.Header); err != nil {
t.Errorf("got error while consuming an empty request: %v", err)
}
if txp.IsInbound() {
t.Error("inbound CAT enabled even though there was no metadata in the request")
}
txp = &txnCrossProcess{}
req, err = http.NewRequest("GET", "http://foo.bar/", nil)
if err != nil {
t.Fatal(err)
}
req.Header.Add(cat.NewRelicIDName, mustObfuscate(`1#1`, "foo"))
req.Header.Add(cat.NewRelicTxnName, mustObfuscate(`["abcdefgh",false,"12345678","b95be233"]`, "foo"))
txp.Init(true, false, replyAccountOne)
if err := txp.InboundHTTPRequest(req.Header); err != nil {
t.Errorf("got error while consuming an inbound CAT request: %v", err)
}
// A second call to InboundHTTPRequest to ensure that it can safely
// be called multiple times:
if err := txp.InboundHTTPRequest(req.Header); err != nil {
t.Errorf("got error while consuming an inbound CAT request: %v", err)
}
if !txp.IsInbound() {
t.Error("inbound CAT disabled even though there was metadata in the request")
}
if txp.ClientID != "1#1" {
t.Errorf("incorrect ClientID: %s", txp.ClientID)
}
if txp.ReferringTxnGUID != "abcdefgh" {
t.Errorf("incorrect ReferringTxnGUID: %s", txp.ReferringTxnGUID)
}
if txp.TripID != "12345678" {
t.Errorf("incorrect TripID: %s", txp.TripID)
}
if txp.ReferringPathHash != "b95be233" {
t.Errorf("incorrect ReferringPathHash: %s", txp.ReferringPathHash)
}
}
func TestAppDataToHTTPHeader(t *testing.T) {
header := appDataToHTTPHeader("")
if len(header) != 0 {
t.Errorf("unexpected number of header elements: %d", len(header))
}
header = appDataToHTTPHeader("foo")
if len(header) != 1 {
t.Errorf("unexpected number of header elements: %d", len(header))
}
if actual := header.Get(cat.NewRelicAppDataName); actual != "foo" {
t.Errorf("unexpected header value: %s", actual)
}
}
func TestHTTPHeaderToAppData(t *testing.T) {
if appData := httpHeaderToAppData(nil); appData != "" {
t.Errorf("unexpected app data: %s", appData)
}
header := http.Header{}
if appData := httpHeaderToAppData(header); appData != "" {
t.Errorf("unexpected app data: %s", appData)
}
header.Add("X-Foo", "bar")
if appData := httpHeaderToAppData(header); appData != "" {
t.Errorf("unexpected app data: %s", appData)
}
header.Add(cat.NewRelicAppDataName, "foo")
if appData := httpHeaderToAppData(header); appData != "foo" {
t.Errorf("unexpected app data: %s", appData)
}
}
func TestHTTPHeaderToMetadata(t *testing.T) {
if metadata := httpHeaderToMetadata(nil); !reflect.DeepEqual(metadata, crossProcessMetadata{}) {
t.Errorf("unexpected metadata: %v", metadata)
}
header := http.Header{}
if metadata := httpHeaderToMetadata(header); !reflect.DeepEqual(metadata, crossProcessMetadata{}) {
t.Errorf("unexpected metadata: %v", metadata)
}
header.Add("X-Foo", "bar")
if metadata := httpHeaderToMetadata(header); !reflect.DeepEqual(metadata, crossProcessMetadata{}) {
t.Errorf("unexpected metadata: %v", metadata)
}
header.Add(cat.NewRelicIDName, "id")
if metadata := httpHeaderToMetadata(header); !reflect.DeepEqual(metadata, crossProcessMetadata{
ID: "id",
}) {
t.Errorf("unexpected metadata: %v", metadata)
}
header.Add(cat.NewRelicTxnName, "txn")
if metadata := httpHeaderToMetadata(header); !reflect.DeepEqual(metadata, crossProcessMetadata{
ID: "id",
TxnData: "txn",
}) {
t.Errorf("unexpected metadata: %v", metadata)
}
header.Add(cat.NewRelicSyntheticsName, "synth")
if metadata := httpHeaderToMetadata(header); !reflect.DeepEqual(metadata, crossProcessMetadata{
ID: "id",
TxnData: "txn",
Synthetics: "synth",
}) {
t.Errorf("unexpected metadata: %v", metadata)
}
}
func TestMetadataToHTTPHeader(t *testing.T) {
metadata := crossProcessMetadata{}
header := metadataToHTTPHeader(metadata)
if len(header) != 0 {
t.Errorf("unexpected number of header elements: %d", len(header))
}
metadata.ID = "id"
header = metadataToHTTPHeader(metadata)
if len(header) != 1 {
t.Errorf("unexpected number of header elements: %d", len(header))
}
if actual := header.Get(cat.NewRelicIDName); actual != "id" {
t.Errorf("unexpected header value: %s", actual)
}
metadata.TxnData = "txn"
header = metadataToHTTPHeader(metadata)
if len(header) != 2 {
t.Errorf("unexpected number of header elements: %d", len(header))
}
if actual := header.Get(cat.NewRelicIDName); actual != "id" {
t.Errorf("unexpected header value: %s", actual)
}
if actual := header.Get(cat.NewRelicTxnName); actual != "txn" {
t.Errorf("unexpected header value: %s", actual)
}
metadata.Synthetics = "synth"
header = metadataToHTTPHeader(metadata)
if len(header) != 3 {
t.Errorf("unexpected number of header elements: %d", len(header))
}
if actual := header.Get(cat.NewRelicIDName); actual != "id" {
t.Errorf("unexpected header value: %s", actual)
}
if actual := header.Get(cat.NewRelicTxnName); actual != "txn" {
t.Errorf("unexpected header value: %s", actual)
}
if actual := header.Get(cat.NewRelicSyntheticsName); actual != "synth" {
t.Errorf("unexpected header value: %s", actual)
}
}
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