72 lines
1.6 KiB
Go
72 lines
1.6 KiB
Go
package buffering
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"crypto/rand"
|
|
"math"
|
|
"net/http"
|
|
"net/http/httptest"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
"github.com/traefik/traefik/v2/pkg/config/dynamic"
|
|
)
|
|
|
|
func TestBuffering(t *testing.T) {
|
|
payload := make([]byte, math.MaxInt8)
|
|
_, _ = rand.Read(payload)
|
|
|
|
testCases := []struct {
|
|
desc string
|
|
config dynamic.Buffering
|
|
body []byte
|
|
expectedCode int
|
|
}{
|
|
{
|
|
desc: "Unlimited response and request body size",
|
|
body: payload,
|
|
expectedCode: http.StatusOK,
|
|
},
|
|
{
|
|
desc: "Limited request body size",
|
|
config: dynamic.Buffering{
|
|
MaxRequestBodyBytes: 1,
|
|
},
|
|
body: payload,
|
|
expectedCode: http.StatusRequestEntityTooLarge,
|
|
},
|
|
{
|
|
desc: "Limited response body size",
|
|
config: dynamic.Buffering{
|
|
MaxResponseBodyBytes: 1,
|
|
},
|
|
body: payload,
|
|
expectedCode: http.StatusInternalServerError,
|
|
},
|
|
}
|
|
|
|
for _, test := range testCases {
|
|
test := test
|
|
t.Run(test.desc, func(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
next := http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
|
|
rw.WriteHeader(http.StatusOK)
|
|
_, err := rw.Write(test.body)
|
|
require.NoError(t, err)
|
|
})
|
|
|
|
buffMiddleware, err := New(context.Background(), next, test.config, "foo")
|
|
require.NoError(t, err)
|
|
|
|
req := httptest.NewRequest(http.MethodPost, "http://localhost", bytes.NewBuffer(test.body))
|
|
|
|
recorder := httptest.NewRecorder()
|
|
buffMiddleware.ServeHTTP(recorder, req)
|
|
|
|
assert.Equal(t, test.expectedCode, recorder.Code)
|
|
})
|
|
}
|
|
}
|