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// Copyright 2015 Light Code Labs, LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package requestid
import (
"log"
"net/http"
"net/http/httptest"
"testing"
"github.com/mholt/caddy/caddyhttp/httpserver"
)
func TestRequestIDHandler(t *testing.T) {
handler := Handler{
Next: httpserver.HandlerFunc(func(w http.ResponseWriter, r *http.Request) (int, error) {
value, _ := r.Context().Value(httpserver.RequestIDCtxKey).(string)
if value == "" {
t.Error("Request ID should not be empty")
}
return 0, nil
}),
}
req, err := http.NewRequest("GET", "http://localhost/", nil)
if err != nil {
t.Fatal("Could not create HTTP request:", err)
}
rec := httptest.NewRecorder()
if _, err := handler.ServeHTTP(rec, req); err != nil {
log.Println("[ERROR] failed to serve HTTP: ", err)
}
}
func TestRequestIDFromHeader(t *testing.T) {
headerName := "X-Request-ID"
headerValue := "71a75329-d9f9-4d25-957e-e689a7b68d78"
handler := Handler{
Next: httpserver.HandlerFunc(func(w http.ResponseWriter, r *http.Request) (int, error) {
value, _ := r.Context().Value(httpserver.RequestIDCtxKey).(string)
if value != headerValue {
t.Errorf("Request ID should be '%s' but got '%s'", headerValue, value)
}
return 0, nil
}),
HeaderName: headerName,
}
req, err := http.NewRequest("GET", "http://localhost/", nil)
if err != nil {
t.Fatal("Could not create HTTP request:", err)
}
req.Header.Set(headerName, headerValue)
rec := httptest.NewRecorder()
if _, err := handler.ServeHTTP(rec, req); err != nil {
log.Println("[ERROR] failed to serve HTTP: ", err)
}
}
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