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// Copyright 2015 The etcd Authors
//
// 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 httpproxy
import (
"io/ioutil"
"net/http"
"net/http/httptest"
"net/url"
"testing"
"time"
"go.uber.org/zap"
)
func TestReadonlyHandler(t *testing.T) {
fixture := func(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(http.StatusOK)
}
hdlrFunc := readonlyHandlerFunc(http.HandlerFunc(fixture))
tests := []struct {
method string
want int
}{
// GET is only passing method
{"GET", http.StatusOK},
// everything but GET is StatusNotImplemented
{"POST", http.StatusNotImplemented},
{"PUT", http.StatusNotImplemented},
{"PATCH", http.StatusNotImplemented},
{"DELETE", http.StatusNotImplemented},
{"FOO", http.StatusNotImplemented},
}
for i, tt := range tests {
req, _ := http.NewRequest(tt.method, "http://example.com", nil)
rr := httptest.NewRecorder()
hdlrFunc(rr, req)
if tt.want != rr.Code {
t.Errorf("#%d: incorrect HTTP status code: method=%s want=%d got=%d", i, tt.method, tt.want, rr.Code)
}
}
}
func TestConfigHandlerGET(t *testing.T) {
var err error
us := make([]*url.URL, 3)
us[0], err = url.Parse("http://example1.com")
if err != nil {
t.Fatal(err)
}
us[1], err = url.Parse("http://example2.com")
if err != nil {
t.Fatal(err)
}
us[2], err = url.Parse("http://example3.com")
if err != nil {
t.Fatal(err)
}
lg := zap.NewExample()
rp := reverseProxy{
lg: lg,
director: &director{
lg: lg,
ep: []*endpoint{
newEndpoint(lg, *us[0], 1*time.Second),
newEndpoint(lg, *us[1], 1*time.Second),
newEndpoint(lg, *us[2], 1*time.Second),
},
},
}
req, _ := http.NewRequest("GET", "http://example.com//v2/config/local/proxy", nil)
rr := httptest.NewRecorder()
rp.configHandler(rr, req)
wbody := "{\"endpoints\":[\"http://example1.com\",\"http://example2.com\",\"http://example3.com\"]}\n"
body, err := ioutil.ReadAll(rr.Body)
if err != nil {
t.Fatal(err)
}
if string(body) != wbody {
t.Errorf("body = %s, want %s", string(body), wbody)
}
}
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