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gitea/modules/gzip/gzip_test.go

131 lines
3.3 KiB

// Copyright 2019 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package gzip
import (
"archive/zip"
"bytes"
"io/ioutil"
"net/http"
"net/http/httptest"
"testing"
"gitea.com/macaron/macaron"
gzipp "github.com/klauspost/compress/gzip"
"github.com/stretchr/testify/assert"
)
func setup(sampleResponse []byte) (*macaron.Macaron, *[]byte) {
m := macaron.New()
m.Use(Middleware())
m.Get("/", func() *[]byte { return &sampleResponse })
return m, &sampleResponse
}
func reqNoAcceptGzip(t *testing.T, m *macaron.Macaron, sampleResponse *[]byte) {
// Request without accept gzip: Should not gzip
resp := httptest.NewRecorder()
req, err := http.NewRequest("GET", "/", nil)
assert.NoError(t, err)
m.ServeHTTP(resp, req)
_, ok := resp.HeaderMap[contentEncodingHeader]
assert.False(t, ok)
contentEncoding := resp.Header().Get(contentEncodingHeader)
assert.NotContains(t, contentEncoding, "gzip")
result := resp.Body.Bytes()
assert.Equal(t, *sampleResponse, result)
}
func reqAcceptGzip(t *testing.T, m *macaron.Macaron, sampleResponse *[]byte, expectGzip bool) {
// Request without accept gzip: Should not gzip
resp := httptest.NewRecorder()
req, err := http.NewRequest("GET", "/", nil)
assert.NoError(t, err)
req.Header.Set(acceptEncodingHeader, "gzip")
m.ServeHTTP(resp, req)
_, ok := resp.HeaderMap[contentEncodingHeader]
assert.Equal(t, ok, expectGzip)
contentEncoding := resp.Header().Get(contentEncodingHeader)
if expectGzip {
assert.Contains(t, contentEncoding, "gzip")
gzippReader, err := gzipp.NewReader(resp.Body)
assert.NoError(t, err)
result, err := ioutil.ReadAll(gzippReader)
assert.NoError(t, err)
assert.Equal(t, *sampleResponse, result)
} else {
assert.NotContains(t, contentEncoding, "gzip")
result := resp.Body.Bytes()
assert.Equal(t, *sampleResponse, result)
}
}
func TestMiddlewareSmall(t *testing.T) {
m, sampleResponse := setup([]byte("Small response"))
reqNoAcceptGzip(t, m, sampleResponse)
reqAcceptGzip(t, m, sampleResponse, false)
}
func TestMiddlewareLarge(t *testing.T) {
b := make([]byte, MinSize+1)
for i := range b {
b[i] = byte(i % 256)
}
m, sampleResponse := setup(b)
reqNoAcceptGzip(t, m, sampleResponse)
// This should be gzipped as we accept gzip
reqAcceptGzip(t, m, sampleResponse, true)
}
func TestMiddlewareGzip(t *testing.T) {
b := make([]byte, MinSize*10)
for i := range b {
b[i] = byte(i % 256)
}
outputBuffer := bytes.NewBuffer([]byte{})
gzippWriter := gzipp.NewWriter(outputBuffer)
gzippWriter.Write(b)
gzippWriter.Flush()
gzippWriter.Close()
output := outputBuffer.Bytes()
m, sampleResponse := setup(output)
reqNoAcceptGzip(t, m, sampleResponse)
// This should not be gzipped even though we accept gzip
reqAcceptGzip(t, m, sampleResponse, false)
}
func TestMiddlewareZip(t *testing.T) {
b := make([]byte, MinSize*10)
for i := range b {
b[i] = byte(i % 256)
}
outputBuffer := bytes.NewBuffer([]byte{})
zipWriter := zip.NewWriter(outputBuffer)
fileWriter, err := zipWriter.Create("default")
assert.NoError(t, err)
fileWriter.Write(b)
//fileWriter.Close()
zipWriter.Close()
output := outputBuffer.Bytes()
m, sampleResponse := setup(output)
reqNoAcceptGzip(t, m, sampleResponse)
// This should not be gzipped even though we accept gzip
reqAcceptGzip(t, m, sampleResponse, false)
}