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util_test.go
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util_test.go
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// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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 transport_test
import (
"bytes"
"io"
"io/ioutil"
"net/http"
"os"
"sync"
"testing"
"github.com/stretchr/testify/assert"
)
type nopHandler struct{}
func (nopHandler) ServeHTTP(http.ResponseWriter, *http.Request) {}
type recordingHandler struct {
mu sync.Mutex
requests []*http.Request
}
func (h *recordingHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
h.mu.Lock()
defer h.mu.Unlock()
var buf bytes.Buffer
_, err := io.Copy(&buf, req.Body)
if err != nil {
panic(err)
}
req.Body = ioutil.NopCloser(&buf)
h.requests = append(h.requests, req)
}
func assertAuthorization(t *testing.T, req *http.Request, expect ...string) {
values, ok := req.Header["Authorization"]
if ok && len(expect) == 0 {
t.Errorf("unexpected Authorization header")
return
}
if !ok && len(expect) != 0 {
t.Errorf("missing Authorization header")
return
}
assert.Equal(t, expect, values)
}
func patchEnv(key, value string) func() {
old, had := os.LookupEnv(key)
if err := os.Setenv(key, value); err != nil {
panic(err)
}
return func() {
var err error
if !had {
err = os.Unsetenv(key)
} else {
err = os.Setenv(key, old)
}
if err != nil {
panic(err)
}
}
}