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127 lines
2.7 KiB
Go
127 lines
2.7 KiB
Go
// Copyright 2015 The Tango Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package tango
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import (
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"bytes"
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"compress/flate"
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"compress/gzip"
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"fmt"
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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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)
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type CompressExample struct {
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Compress // add this for ask compress according request accept-encoding
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}
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func (CompressExample) Get() string {
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return fmt.Sprintf("This is a auto compress text")
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}
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type GZipExample struct {
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GZip // add this for ask compress to GZip
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}
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func (GZipExample) Get() string {
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return fmt.Sprintf("This is a gzip compress text")
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}
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type DeflateExample struct {
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Deflate // add this for ask compress to Deflate, if not support then not compress
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}
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func (DeflateExample) Get() string {
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return fmt.Sprintf("This is a deflate compress text")
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}
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type NoCompress struct {
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}
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func (NoCompress) Get() string {
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return fmt.Sprintf("This is a non-compress text")
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}
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func TestCompressAuto(t *testing.T) {
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o := Classic()
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o.Get("/", new(CompressExample))
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testCompress(t, o, "http://localhost:8000/",
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"This is a auto compress text", "gzip")
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}
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func TestCompressGzip(t *testing.T) {
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o := Classic()
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o.Get("/", new(GZipExample))
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testCompress(t, o, "http://localhost:8000/",
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"This is a gzip compress text", "gzip")
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}
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func TestCompressDeflate(t *testing.T) {
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o := Classic()
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o.Get("/", new(DeflateExample))
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testCompress(t, o, "http://localhost:8000/",
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"This is a deflate compress text", "deflate")
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}
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func TestCompressNon(t *testing.T) {
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o := Classic()
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o.Get("/", new(NoCompress))
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testCompress(t, o, "http://localhost:8000/",
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"This is a non-compress text", "")
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}
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func TestCompressStatic(t *testing.T) {
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o := New()
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o.Use(Compresses([]string{".html"}))
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o.Use(ClassicHandlers...)
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testCompress(t, o, "http://localhost:8000/public/test.html",
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"hello tango", "gzip")
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}
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func testCompress(t *testing.T, o *Tango, url, content, enc string) {
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buff := bytes.NewBufferString("")
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recorder := httptest.NewRecorder()
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recorder.Body = buff
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req, err := http.NewRequest("GET", url, nil)
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if err != nil {
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t.Error(err)
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}
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req.Header.Add("Accept-Encoding", "gzip, deflate")
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o.ServeHTTP(recorder, req)
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expect(t, recorder.Code, http.StatusOK)
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refute(t, len(buff.String()), 0)
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ce := recorder.Header().Get("Content-Encoding")
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if ce == "gzip" {
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r, err := gzip.NewReader(buff)
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if err != nil {
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t.Error(err)
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}
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defer r.Close()
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bs, err := ioutil.ReadAll(r)
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if err != nil {
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t.Error(err)
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}
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expect(t, string(bs), content)
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} else if ce == "deflate" {
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r := flate.NewReader(buff)
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defer r.Close()
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bs, err := ioutil.ReadAll(r)
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if err != nil {
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t.Error(err)
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}
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expect(t, string(bs), content)
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} else {
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expect(t, buff.String(), content)
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}
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expect(t, enc, ce)
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}
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