Log expansion and write accept headers for tests.

expandybird/service/service.go

@@ -86,6 +86,8 @@ func NewExpansionHandler(backend expander.Expander) restful.RouteFunction {
 		}
 
 		util.LogHandlerExit("expandybird", http.StatusOK, "OK", resp.ResponseWriter)
+		message := fmt.Sprintf("\nConfig:\n%s\nLayout:\n%s\n", response.Config, response.Layout) 
+		util.LogHandlerText("expandybird", message)
 		resp.WriteEntity(response)
 	}
 }

manager/manager/expander.go

@@ -192,7 +192,7 @@ func (e *expander) expandTemplate(t *common.Template) (*ExpandedTemplate, error)
 
 	response, err := http.Post(e.getBaseURL(), "application/json", ioutil.NopCloser(bytes.NewReader(j)))
 	if err != nil {
-		e := fmt.Errorf("http POST failed: %s", err)
+		e := fmt.Errorf("call failed (%s) with payload:\n%s\n", e.getBaseURL(), err, string(j))
 		return nil, e
 	}
 

util/httputil.go

@@ -64,6 +64,7 @@ func NewHandlerTester(handler http.Handler) HandlerTester {
 		}
 
 		r.Header.Set("Content-Type", ctype)
+		r.Header.Set("Accept", "*/*")
 		w := httptest.NewRecorder()
 		handler.ServeHTTP(w, r)
 		return w, nil
@@ -87,6 +88,7 @@ func NewServerTester(handler http.Handler) ServerTester {
 		}
 
 		r.Header.Set("Content-Type", ctype)
+		r.Header.Set("Accept", "*/*")
 		return http.DefaultClient.Do(r)
 	}
 }
@@ -112,6 +114,10 @@ func TestHandlerWithURL(handler http.Handler, method, urlString string) (*httpte
 	return NewHandlerTester(handler).TestWithURL(method, urlString)
 }
 
+func LogHandlerText(handler string, v string) {
+	log.Printf("%s: %s\n", handler, v)
+}
+
 // LogHandlerEntry logs the start of the given handler handling the given request.
 func LogHandlerEntry(handler string, r *http.Request) {
 	log.Printf("%s: handling request:%s %s\n", handler, r.Method, r.URL.RequestURI())