Introduce go chi web framework as frontend of macaron, so that we can move routes from macaron to chi step by step (#7420)

* When route cannot be found on chi, go to macaron

* Stick chi version to 1.5.0

* Follow router log setting

integrations/create_no_session_test.go

@@ -58,8 +58,8 @@ func TestSessionFileCreation(t *testing.T) {
 	oldSessionConfig := setting.SessionConfig.ProviderConfig
 	defer func() {
 		setting.SessionConfig.ProviderConfig = oldSessionConfig
-		mac = routes.NewMacaron()
-		routes.RegisterRoutes(mac)
+		c = routes.NewChi()
+		routes.RegisterRoutes(c)
 	}()
 
 	var config session.Options
@@ -83,8 +83,8 @@ func TestSessionFileCreation(t *testing.T) {
 
 	setting.SessionConfig.ProviderConfig = string(newConfigBytes)
 
-	mac = routes.NewMacaron()
-	routes.RegisterRoutes(mac)
+	c = routes.NewChi()
+	routes.RegisterRoutes(c)
 
 	t.Run("NoSessionOnViewIssue", func(t *testing.T) {
 		defer PrintCurrentTest(t)()

integrations/git_helper_for_declarative_test.go

@@ -82,7 +82,7 @@ func onGiteaRun(t *testing.T, callback func(*testing.T, *url.URL), prepare ...bo
 		defer prepareTestEnv(t, 1)()
 	}
 	s := http.Server{
-		Handler: mac,
+		Handler: c,
 	}
 
 	u, err := url.Parse(setting.AppURL)

integrations/integration_test.go

@@ -34,13 +34,13 @@ import (
 	"code.gitea.io/gitea/routers"
 	"code.gitea.io/gitea/routers/routes"
 
-	"gitea.com/macaron/macaron"
 	"github.com/PuerkitoBio/goquery"
+	"github.com/go-chi/chi"
 	"github.com/stretchr/testify/assert"
 	"github.com/unknwon/com"
 )
 
-var mac *macaron.Macaron
+var c chi.Router
 
 type NilResponseRecorder struct {
 	httptest.ResponseRecorder
@@ -67,8 +67,8 @@ func TestMain(m *testing.M) {
 	defer cancel()
 
 	initIntegrationTest()
-	mac = routes.NewMacaron()
-	routes.RegisterRoutes(mac)
+	c = routes.NewChi()
+	routes.RegisterRoutes(c)
 
 	// integration test settings...
 	if setting.Cfg != nil {
@@ -404,7 +404,7 @@ const NoExpectedStatus = -1
 func MakeRequest(t testing.TB, req *http.Request, expectedStatus int) *httptest.ResponseRecorder {
 	t.Helper()
 	recorder := httptest.NewRecorder()
-	mac.ServeHTTP(recorder, req)
+	c.ServeHTTP(recorder, req)
 	if expectedStatus != NoExpectedStatus {
 		if !assert.EqualValues(t, expectedStatus, recorder.Code,
 			"Request: %s %s", req.Method, req.URL.String()) {
@@ -417,7 +417,7 @@ func MakeRequest(t testing.TB, req *http.Request, expectedStatus int) *httptest.
 func MakeRequestNilResponseRecorder(t testing.TB, req *http.Request, expectedStatus int) *NilResponseRecorder {
 	t.Helper()
 	recorder := NewNilResponseRecorder()
-	mac.ServeHTTP(recorder, req)
+	c.ServeHTTP(recorder, req)
 	if expectedStatus != NoExpectedStatus {
 		if !assert.EqualValues(t, expectedStatus, recorder.Code,
 			"Request: %s %s", req.Method, req.URL.String()) {

integrations/oauth_test.go

@@ -5,7 +5,9 @@
 package integrations
 
 import (
+	"bytes"
 	"encoding/json"
+	"io/ioutil"
 	"testing"
 
 	"code.gitea.io/gitea/modules/setting"
@@ -233,11 +235,21 @@ func TestRefreshTokenInvalidation(t *testing.T) {
 		"redirect_uri":  "a",
 		"refresh_token": parsed.RefreshToken,
 	})
+	// tip: Why this changed, because macaron will set req.Body back when consume the req but chi will not.
+	bs, err := ioutil.ReadAll(refreshReq.Body)
+	assert.NoError(t, err)
+
+	refreshReq.Body = ioutil.NopCloser(bytes.NewReader(bs))
 	MakeRequest(t, refreshReq, 200)
+
+	refreshReq.Body = ioutil.NopCloser(bytes.NewReader(bs))
 	MakeRequest(t, refreshReq, 200)
 
 	// test with invalidation
 	setting.OAuth2.InvalidateRefreshTokens = true
+	refreshReq.Body = ioutil.NopCloser(bytes.NewReader(bs))
 	MakeRequest(t, refreshReq, 200)
+
+	refreshReq.Body = ioutil.NopCloser(bytes.NewReader(bs))
 	MakeRequest(t, refreshReq, 400)
 }