Add support for logging HTTP requests in the combined log format

vendor/github.com/gorilla/handlers/recovery_test.go

@@ -0,0 +1,44 @@
+package handlers
+
+import (
+	"bytes"
+	"log"
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+)
+
+func TestRecoveryLoggerWithDefaultOptions(t *testing.T) {
+	var buf bytes.Buffer
+	log.SetOutput(&buf)
+
+	handler := RecoveryHandler()
+	handlerFunc := http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
+		panic("Unexpected error!")
+	})
+
+	recovery := handler(handlerFunc)
+	recovery.ServeHTTP(httptest.NewRecorder(), newRequest("GET", "/subdir/asdf"))
+
+	if !strings.Contains(buf.String(), "Unexpected error!") {
+		t.Fatalf("Got log %#v, wanted substring %#v", buf.String(), "Unexpected error!")
+	}
+}
+
+func TestRecoveryLoggerWithCustomLogger(t *testing.T) {
+	var buf bytes.Buffer
+	var logger = log.New(&buf, "", log.LstdFlags)
+
+	handler := RecoveryHandler(RecoveryLogger(logger), PrintRecoveryStack(false))
+	handlerFunc := http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
+		panic("Unexpected error!")
+	})
+
+	recovery := handler(handlerFunc)
+	recovery.ServeHTTP(httptest.NewRecorder(), newRequest("GET", "/subdir/asdf"))
+
+	if !strings.Contains(buf.String(), "Unexpected error!") {
+		t.Fatalf("Got log %#v, wanted substring %#v", buf.String(), "Unexpected error!")
+	}
+}