New: gRPC MVC features, new WithLowercaseRouting option and add some new context methods

read HISTORY.md


Former-commit-id: 30a16cceb11f754aa32923058abeda1e736350e7

core/router/router_test.go

@@ -1,6 +1,8 @@
 package router_test
 
 import (
+	"net/http"
+	"strings"
 	"testing"
 
 	"github.com/kataras/iris/v12"
@@ -39,3 +41,34 @@ func TestRouteExists(t *testing.T) {
 	// run the tests
 	httptest.New(t, app, httptest.Debug(false)).Request("GET", "/route-test").Expect().Status(iris.StatusOK)
 }
+
+func TestLowercaseRouting(t *testing.T) {
+	app := iris.New()
+	app.WrapRouter(func(w http.ResponseWriter, r *http.Request, next http.HandlerFunc) {
+		// test bottom to begin wrapper, the last ones should execute first.
+		// The ones that are registered at `Build` state, after this `WrapRouter` call.
+		// So path should be already lowecased.
+		if expected, got := strings.ToLower(r.URL.Path), r.URL.Path; expected != got {
+			t.Fatalf("expected path: %s but got: %s", expected, got)
+		}
+		next(w, r)
+	})
+
+	h := func(ctx iris.Context) { ctx.WriteString(ctx.Path()) }
+
+	// Register routes.
+	tests := []string{"/", "/lowercase", "/UPPERCASE", "/Title", "/m1xEd2"}
+	for _, tt := range tests {
+		app.Get(tt, h)
+	}
+
+	app.Configure(iris.WithLowercaseRouting)
+	// Test routes.
+	e := httptest.New(t, app)
+	for _, tt := range tests {
+		s := strings.ToLower(tt)
+		e.GET(tt).Expect().Status(httptest.StatusOK).Body().Equal(s)
+		e.GET(s).Expect().Status(httptest.StatusOK).Body().Equal(s)
+		e.GET(strings.ToUpper(tt)).Expect().Status(httptest.StatusOK).Body().Equal(s)
+	}
+}