132 lines
3.4 KiB
Go
132 lines
3.4 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package gzip
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import (
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"archive/zip"
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"bytes"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"testing"
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gzipp "github.com/klauspost/compress/gzip"
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"github.com/stretchr/testify/assert"
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macaron "gopkg.in/macaron.v1"
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)
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func setup(sampleResponse []byte) (*macaron.Macaron, *[]byte) {
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m := macaron.New()
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m.Use(Middleware())
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m.Get("/", func() *[]byte { return &sampleResponse })
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return m, &sampleResponse
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}
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func reqNoAcceptGzip(t *testing.T, m *macaron.Macaron, sampleResponse *[]byte) {
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// Request without accept gzip: Should not gzip
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resp := httptest.NewRecorder()
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req, err := http.NewRequest("GET", "/", nil)
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assert.NoError(t, err)
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m.ServeHTTP(resp, req)
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_, ok := resp.HeaderMap[contentEncodingHeader]
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assert.False(t, ok)
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contentEncoding := resp.Header().Get(contentEncodingHeader)
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assert.NotContains(t, contentEncoding, "gzip")
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result := resp.Body.Bytes()
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assert.Equal(t, *sampleResponse, result)
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}
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func reqAcceptGzip(t *testing.T, m *macaron.Macaron, sampleResponse *[]byte, expectGzip bool) {
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// Request without accept gzip: Should not gzip
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resp := httptest.NewRecorder()
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req, err := http.NewRequest("GET", "/", nil)
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assert.NoError(t, err)
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req.Header.Set(acceptEncodingHeader, "gzip")
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m.ServeHTTP(resp, req)
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_, ok := resp.HeaderMap[contentEncodingHeader]
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assert.Equal(t, ok, expectGzip)
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contentEncoding := resp.Header().Get(contentEncodingHeader)
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if expectGzip {
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assert.Contains(t, contentEncoding, "gzip")
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gzippReader, err := gzipp.NewReader(resp.Body)
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assert.NoError(t, err)
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result, err := ioutil.ReadAll(gzippReader)
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assert.NoError(t, err)
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assert.Equal(t, *sampleResponse, result)
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} else {
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assert.NotContains(t, contentEncoding, "gzip")
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result := resp.Body.Bytes()
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assert.Equal(t, *sampleResponse, result)
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}
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}
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func TestMiddlewareSmall(t *testing.T) {
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m, sampleResponse := setup([]byte("Small response"))
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reqNoAcceptGzip(t, m, sampleResponse)
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reqAcceptGzip(t, m, sampleResponse, false)
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}
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func TestMiddlewareLarge(t *testing.T) {
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b := make([]byte, MinSize+1)
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for i := range b {
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b[i] = byte(i % 256)
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}
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m, sampleResponse := setup(b)
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reqNoAcceptGzip(t, m, sampleResponse)
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// This should be gzipped as we accept gzip
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reqAcceptGzip(t, m, sampleResponse, true)
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}
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func TestMiddlewareGzip(t *testing.T) {
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b := make([]byte, MinSize*10)
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for i := range b {
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b[i] = byte(i % 256)
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}
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outputBuffer := bytes.NewBuffer([]byte{})
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gzippWriter := gzipp.NewWriter(outputBuffer)
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gzippWriter.Write(b)
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gzippWriter.Flush()
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gzippWriter.Close()
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output := outputBuffer.Bytes()
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m, sampleResponse := setup(output)
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reqNoAcceptGzip(t, m, sampleResponse)
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// This should not be gzipped even though we accept gzip
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reqAcceptGzip(t, m, sampleResponse, false)
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}
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func TestMiddlewareZip(t *testing.T) {
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b := make([]byte, MinSize*10)
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for i := range b {
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b[i] = byte(i % 256)
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}
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outputBuffer := bytes.NewBuffer([]byte{})
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zipWriter := zip.NewWriter(outputBuffer)
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fileWriter, err := zipWriter.Create("default")
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assert.NoError(t, err)
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fileWriter.Write(b)
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//fileWriter.Close()
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zipWriter.Close()
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output := outputBuffer.Bytes()
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m, sampleResponse := setup(output)
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reqNoAcceptGzip(t, m, sampleResponse)
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// This should not be gzipped even though we accept gzip
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reqAcceptGzip(t, m, sampleResponse, false)
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}
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