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// Copyright 2020 New Relic Corporation. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package newrelic
import (
"net/http"
"testing"
"github.com/newrelic/go-agent/v3/internal"
)
func TestWrapHandlerContext(t *testing.T) {
// Test that WrapHandleFunc adds the transaction to the request's
// context, and that it is accessible through FromContext.
app := testApp(nil, nil, t)
_, h := WrapHandleFunc(app.Application, "myTxn", func(rw http.ResponseWriter, r *http.Request) {
txn := FromContext(r.Context())
segment := txn.StartSegment("mySegment")
segment.End()
})
req, _ := http.NewRequest("GET", "", nil)
h(nil, req)
scope := "WebTransaction/Go/GET myTxn"
app.ExpectMetrics(t, []internal.WantMetric{
{Name: "WebTransaction/Go/GET myTxn", Scope: "", Forced: true, Data: nil},
{Name: "WebTransaction", Scope: "", Forced: true, Data: nil},
{Name: "WebTransactionTotalTime/Go/GET myTxn", Scope: "", Forced: false, Data: nil},
{Name: "WebTransactionTotalTime", Scope: "", Forced: true, Data: nil},
{Name: "HttpDispatcher", Scope: "", Forced: true, Data: nil},
{Name: "Apdex", Scope: "", Forced: true, Data: nil},
{Name: "Apdex/Go/GET myTxn", Scope: "", Forced: false, Data: nil},
{Name: "Custom/mySegment", Scope: "", Forced: false, Data: nil},
{Name: "Custom/mySegment", Scope: scope, Forced: false, Data: nil},
})
}
func TestStartExternalSegmentNilTransaction(t *testing.T) {
// Test that StartExternalSegment pulls the transaction from the
// request's context if it is not explicitly provided.
app := testApp(nil, nil, t)
txn := app.StartTransaction("myTxn")
req, _ := http.NewRequest("GET", "http://example.com", nil)
req = RequestWithTransactionContext(req, txn)
segment := StartExternalSegment(nil, req)
segment.End()
txn.End()
scope := "OtherTransaction/Go/myTxn"
app.ExpectMetrics(t, []internal.WantMetric{
{Name: "OtherTransaction/Go/myTxn", Scope: "", Forced: true, Data: nil},
{Name: "OtherTransaction/all", Scope: "", Forced: true, Data: nil},
{Name: "OtherTransactionTotalTime/Go/myTxn", Scope: "", Forced: false, Data: nil},
{Name: "OtherTransactionTotalTime", Scope: "", Forced: true, Data: nil},
{Name: "External/all", Scope: "", Forced: true, Data: nil},
{Name: "External/allOther", Scope: "", Forced: true, Data: nil},
{Name: "External/example.com/all", Scope: "", Forced: false, Data: nil},
{Name: "External/example.com/http/GET", Scope: scope, Forced: false, Data: nil},
})
}
func TestNewRoundTripperNilTransaction(t *testing.T) {
// Test that NewRoundTripper pulls the transaction from the
// request's context if it is not explicitly provided.
app := testApp(distributedTracingReplyFields, enableBetterCAT, t)
txn := app.StartTransaction("myTxn")
client := &http.Client{}
client.Transport = roundTripperFunc(func(*http.Request) (*http.Response, error) {
return &http.Response{
StatusCode: 202,
}, nil
})
client.Transport = NewRoundTripper(client.Transport)
req, _ := http.NewRequest("GET", "http://example.com", nil)
req = RequestWithTransactionContext(req, txn)
client.Do(req)
txn.End()
scope := "OtherTransaction/Go/myTxn"
app.ExpectMetrics(t, []internal.WantMetric{
{Name: "DurationByCaller/Unknown/Unknown/Unknown/Unknown/all", Scope: "", Forced: false, Data: nil},
{Name: "DurationByCaller/Unknown/Unknown/Unknown/Unknown/allOther", Scope: "", Forced: false, Data: nil},
{Name: "External/all", Scope: "", Forced: true, Data: nil},
{Name: "External/allOther", Scope: "", Forced: true, Data: nil},
{Name: "External/example.com/all", Scope: "", Forced: false, Data: nil},
{Name: "External/example.com/http/GET", Scope: scope, Forced: false, Data: nil},
{Name: "OtherTransaction/Go/myTxn", Scope: "", Forced: true, Data: nil},
{Name: "OtherTransaction/all", Scope: "", Forced: true, Data: nil},
{Name: "OtherTransactionTotalTime", Scope: "", Forced: true, Data: nil},
{Name: "OtherTransactionTotalTime/Go/myTxn", Scope: "", Forced: false, Data: nil},
{Name: "Supportability/DistributedTrace/CreatePayload/Success", Scope: "", Forced: true, Data: nil},
{Name: "Supportability/TraceContext/Create/Success", Scope: "", Forced: true, Data: nil},
})
app.ExpectSpanEvents(t, []internal.WantEvent{
{
Intrinsics: map[string]interface{}{
"category": "http",
"component": "http",
"name": "External/example.com/http/GET",
"parentId": internal.MatchAnything,
"span.kind": "client",
},
UserAttributes: map[string]interface{}{},
AgentAttributes: map[string]interface{}{
"http.method": "GET",
"http.statusCode": 202,
"http.url": "http://example.com",
},
},
{
Intrinsics: map[string]interface{}{
"category": "generic",
"name": "OtherTransaction/Go/myTxn",
"transaction.name": "OtherTransaction/Go/myTxn",
"nr.entryPoint": true,
"sampled": true,
},
UserAttributes: map[string]interface{}{},
AgentAttributes: map[string]interface{}{},
},
})
}
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