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max_body_test.go
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61 lines (54 loc) · 1.95 KB
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// Copyright © 2020 The Things Network Foundation, The Things Industries B.V.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package webmiddleware_test
import (
"bytes"
"io/ioutil"
"net/http"
"net/http/httptest"
"testing"
"github.com/smartystreets/assertions"
"go.thethings.network/lorawan-stack/v3/pkg/util/test/assertions/should"
"go.thethings.network/lorawan-stack/v3/pkg/webhandlers"
. "go.thethings.network/lorawan-stack/v3/pkg/webmiddleware"
)
func TestMaxBody(t *testing.T) {
m := MaxBody(16)
t.Run("Normal Request", func(t *testing.T) {
a := assertions.New(t)
r := httptest.NewRequest(http.MethodGet, "/", nil)
rec := httptest.NewRecorder()
m(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
})).ServeHTTP(rec, r)
res := rec.Result()
a.So(res.StatusCode, should.Equal, http.StatusOK)
})
t.Run("Request Too Big", func(t *testing.T) {
a := assertions.New(t)
r := httptest.NewRequest(
http.MethodPost, "/",
bytes.NewBuffer([]byte("this is a little to much")),
)
rec := httptest.NewRecorder()
m(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
_, err := ioutil.ReadAll(r.Body)
a.So(err, should.HaveSameErrorDefinitionAs, ErrRequestBodyTooLarge)
webhandlers.Error(w, r, err)
})).ServeHTTP(rec, r)
res := rec.Result()
a.So(res.StatusCode, should.Equal, http.StatusBadRequest)
body, _ := ioutil.ReadAll(res.Body)
a.So(string(body), should.ContainSubstring, "request_body_too_large")
})
}