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// Copyright (c) 2012-2016 The Revel Framework Authors, All rights reserved.
// Revel Framework source code and usage is governed by a MIT style
// license that can be found in the LICENSE file.
package revel
import (
"github.com/stretchr/testify/assert"
"net/http"
"net/http/httptest"
"os"
"path/filepath"
"strings"
"testing"
"time"
)
// This tries to benchmark the usual request-serving pipeline to get an overall
// performance metric.
//
// Each iteration runs one mock request to display a hotel's detail page by id.
//
// Contributing parts:
// - Routing
// - Controller lookup / invocation
// - Parameter binding
// - Session, flash, i18n cookies
// - Render() call magic
// - Template rendering
func BenchmarkServeAction(b *testing.B) {
benchmarkRequest(b, showRequest)
}
func BenchmarkServeJson(b *testing.B) {
benchmarkRequest(b, jsonRequest)
}
func BenchmarkServePlaintext(b *testing.B) {
benchmarkRequest(b, plaintextRequest)
}
// This tries to benchmark the static serving overhead when serving an "average
// size" 7k file.
func BenchmarkServeStatic(b *testing.B) {
benchmarkRequest(b, staticRequest)
}
func benchmarkRequest(b *testing.B, req *http.Request) {
startFakeBookingApp()
b.ResetTimer()
resp := httptest.NewRecorder()
for i := 0; i < b.N; i++ {
CurrentEngine.(*GoHttpServer).Handle(resp, req)
}
}
// Test that the booking app can be successfully run for a test.
func TestFakeServer(t *testing.T) {
startFakeBookingApp()
resp := httptest.NewRecorder()
// First, test that the expected responses are actually generated
CurrentEngine.(*GoHttpServer).Handle(resp, showRequest)
if !strings.Contains(resp.Body.String(), "300 Main St.") {
t.Errorf("Failed to find hotel address in action response:\n%s", resp.Body)
t.FailNow()
}
resp.Body.Reset()
CurrentEngine.(*GoHttpServer).Handle(resp, staticRequest)
sessvarsSize := getFileSize(t, filepath.Join(BasePath, "public", "js", "sessvars.js"))
if int64(resp.Body.Len()) != sessvarsSize {
t.Errorf("Expected sessvars.js to have %d bytes, got %d:\n%s", sessvarsSize, resp.Body.Len(), resp.Body)
t.FailNow()
}
resp.Body.Reset()
CurrentEngine.(*GoHttpServer).Handle(resp, jsonRequest)
if !strings.Contains(resp.Body.String(), `"Address":"300 Main St."`) {
t.Errorf("Failed to find hotel address in JSON response:\n%s", resp.Body)
t.FailNow()
}
resp.Body.Reset()
CurrentEngine.(*GoHttpServer).Handle(resp, plaintextRequest)
if resp.Body.String() != "Hello, World!" {
t.Errorf("Failed to find greeting in plaintext response:\n%s", resp.Body)
t.FailNow()
}
resp.Body = nil
}
func getFileSize(t *testing.T, name string) int64 {
fi, err := os.Stat(name)
if err != nil {
t.Errorf("Unable to stat file:\n%s", name)
t.FailNow()
}
return fi.Size()
}
// Ensure on app start runs in order
func TestOnAppStart(t *testing.T) {
str := ""
a := assert.New(t)
OnAppStart(func() {
str += " World"
}, 2)
OnAppStart(func() {
str += "Hello"
}, 1)
startFakeBookingApp()
a.Equal("Hello World", str, "Failed to order OnAppStart")
}
// Ensure on app stop runs in order
func TestOnAppStop(t *testing.T) {
a := assert.New(t)
startFakeBookingApp()
i := ""
OnAppStop(func() {
i += "cruel world"
t.Logf("i: %v \n", i)
}, 2)
OnAppStop(func() {
i += "goodbye "
t.Logf("i: %v \n", i)
}, 1)
go func() {
time.Sleep(2 * time.Second)
RaiseEvent(ENGINE_SHUTDOWN_REQUEST, nil)
}()
Run(0)
a.Equal("goodbye cruel world", i, "Did not get shutdown events")
}
var (
showRequest, _ = http.NewRequest("GET", "/hotels/3", nil)
staticRequest, _ = http.NewRequest("GET", "/public/js/sessvars.js", nil)
jsonRequest, _ = http.NewRequest("GET", "/hotels/3/booking", nil)
plaintextRequest, _ = http.NewRequest("GET", "/hotels", nil)
)
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