Snippet: record HTTP request

package httputil

import (
    "bytes"
    "encoding/json"
    "net/http"
    "net/http/httptest"
)

func performRequest(r http.Handler, method, path string, body interface{}) *httptest.ResponseRecorder {
    buf := new(bytes.Buffer)
    json.NewEncoder(buf).Encode(body)
    req := httptest.NewRequest(method, path, buf)
    w := httptest.NewRecorder()
    r.ServeHTTP(w, req)
    return w
}