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dex/vendor/github.com/pquerna/cachecontrol/api_test.go

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2016-07-26 01:30:28 +05:30
/**
* Copyright 2015 Paul Querna
*
* 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 cachecontrol
import (
"github.com/pquerna/cachecontrol/cacheobject"
"github.com/stretchr/testify/require"
"fmt"
"io/ioutil"
"net/http"
"net/http/httptest"
"testing"
"time"
)
func roundTrip(t *testing.T, fnc func(w http.ResponseWriter, r *http.Request)) (*http.Request, *http.Response) {
ts := httptest.NewServer(http.HandlerFunc(fnc))
defer ts.Close()
req, err := http.NewRequest("GET", ts.URL, nil)
require.NoError(t, err)
res, err := http.DefaultClient.Do(req)
require.NoError(t, err)
_, err = ioutil.ReadAll(res.Body)
res.Body.Close()
require.NoError(t, err)
return req, res
}
func TestCachableResponsePublic(t *testing.T) {
req, res := roundTrip(t, func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Cache-Control", "public")
w.Header().Set("Last-Modified",
time.Now().UTC().Add(time.Duration(time.Hour*-5)).Format(http.TimeFormat))
fmt.Fprintln(w, `{}`)
})
opts := Options{}
reasons, expires, err := CachableResponse(req, res, opts)
require.NoError(t, err)
require.Len(t, reasons, 0)
require.WithinDuration(t,
time.Now().UTC().Add(time.Duration(float64(time.Hour)*0.5)),
expires,
10*time.Second)
}
func TestCachableResponsePrivate(t *testing.T) {
req, res := roundTrip(t, func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Cache-Control", "private")
fmt.Fprintln(w, `{}`)
})
opts := Options{}
reasons, expires, err := CachableResponse(req, res, opts)
require.NoError(t, err)
require.Len(t, reasons, 1)
require.Equal(t, reasons[0], cacheobject.ReasonResponsePrivate)
require.Equal(t, time.Time{}, expires)
opts.PrivateCache = true
reasons, expires, err = CachableResponse(req, res, opts)
require.NoError(t, err)
require.Len(t, reasons, 0)
require.Equal(t, time.Time{}, expires)
}
func TestResponseWriter(t *testing.T) {
var resp http.ResponseWriter
var req *http.Request
_, _ = roundTrip(t, func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
w.Header().Set("Cache-Control", "private")
fmt.Fprintln(w, `{}`)
resp = w
req = r
})
opts := Options{}
reasons, expires, err := CachableResponseWriter(req, 200, resp, opts)
require.NoError(t, err)
require.Len(t, reasons, 1)
require.Equal(t, reasons[0], cacheobject.ReasonResponsePrivate)
require.Equal(t, time.Time{}, expires)
opts.PrivateCache = true
reasons, expires, err = CachableResponseWriter(req, 200, resp, opts)
require.NoError(t, err)
require.Len(t, reasons, 0)
require.Equal(t, time.Time{}, expires)
}