Server: Write internal server error on missing write (#57813)

pkg/web/context_test.go

@@ -2,8 +2,11 @@ package web
 
 import (
 	"net/http"
+	"net/http/httptest"
 	"testing"
 
+	"github.com/stretchr/testify/assert"
+
 	"github.com/grafana/grafana/pkg/infra/log"
 )
 
@@ -94,3 +97,17 @@ func TestContext_RemoteAddr(t *testing.T) {
 		})
 	}
 }
+
+func TestContext_noHandler(t *testing.T) {
+	recorder := httptest.NewRecorder()
+
+	method := http.MethodGet
+	c := &Context{
+		Req:  httptest.NewRequest(method, "/", nil),
+		Resp: NewResponseWriter(method, recorder),
+	}
+
+	c.run()
+
+	assert.Equal(t, http.StatusInternalServerError, recorder.Code)
+}