go.etcd.io/etcd@v3.3.27+incompatible/proxy/httpproxy/proxy_test.go (about) 1 // Copyright 2015 The etcd Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package httpproxy 16 17 import ( 18 "io/ioutil" 19 "net/http" 20 "net/http/httptest" 21 "net/url" 22 "testing" 23 "time" 24 ) 25 26 func TestReadonlyHandler(t *testing.T) { 27 fixture := func(w http.ResponseWriter, req *http.Request) { 28 w.WriteHeader(http.StatusOK) 29 } 30 hdlrFunc := readonlyHandlerFunc(http.HandlerFunc(fixture)) 31 32 tests := []struct { 33 method string 34 want int 35 }{ 36 // GET is only passing method 37 {"GET", http.StatusOK}, 38 39 // everything but GET is StatusNotImplemented 40 {"POST", http.StatusNotImplemented}, 41 {"PUT", http.StatusNotImplemented}, 42 {"PATCH", http.StatusNotImplemented}, 43 {"DELETE", http.StatusNotImplemented}, 44 {"FOO", http.StatusNotImplemented}, 45 } 46 47 for i, tt := range tests { 48 req, _ := http.NewRequest(tt.method, "http://example.com", nil) 49 rr := httptest.NewRecorder() 50 hdlrFunc(rr, req) 51 52 if tt.want != rr.Code { 53 t.Errorf("#%d: incorrect HTTP status code: method=%s want=%d got=%d", i, tt.method, tt.want, rr.Code) 54 } 55 } 56 } 57 58 func TestConfigHandlerGET(t *testing.T) { 59 var err error 60 us := make([]*url.URL, 3) 61 us[0], err = url.Parse("http://example1.com") 62 if err != nil { 63 t.Fatal(err) 64 } 65 us[1], err = url.Parse("http://example2.com") 66 if err != nil { 67 t.Fatal(err) 68 } 69 us[2], err = url.Parse("http://example3.com") 70 if err != nil { 71 t.Fatal(err) 72 } 73 74 rp := reverseProxy{ 75 director: &director{ 76 ep: []*endpoint{ 77 newEndpoint(*us[0], 1*time.Second), 78 newEndpoint(*us[1], 1*time.Second), 79 newEndpoint(*us[2], 1*time.Second), 80 }, 81 }, 82 } 83 84 req, _ := http.NewRequest("GET", "http://example.com//v2/config/local/proxy", nil) 85 rr := httptest.NewRecorder() 86 rp.configHandler(rr, req) 87 88 wbody := "{\"endpoints\":[\"http://example1.com\",\"http://example2.com\",\"http://example3.com\"]}\n" 89 90 body, err := ioutil.ReadAll(rr.Body) 91 if err != nil { 92 t.Fatal(err) 93 } 94 95 if string(body) != wbody { 96 t.Errorf("body = %s, want %s", string(body), wbody) 97 } 98 }