| // Copyright Istio 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 request |
| |
| import ( |
| "fmt" |
| "io" |
| "net/http" |
| "net/http/httptest" |
| "net/url" |
| "sync" |
| "testing" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/tests/util" |
| ) |
| |
| type pilotStubHandler struct { |
| sync.Mutex |
| States []pilotStubState |
| } |
| |
| type pilotStubState struct { |
| wantMethod string |
| wantPath string |
| wantBody []byte |
| StatusCode int |
| Response string |
| } |
| |
| func (p *pilotStubHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) { |
| p.Lock() |
| if r.Method == p.States[0].wantMethod { |
| if r.URL.Path == p.States[0].wantPath { |
| defer r.Body.Close() |
| body, _ := io.ReadAll(r.Body) |
| if err := util.Compare(body, p.States[0].wantBody); err == nil { |
| w.WriteHeader(p.States[0].StatusCode) |
| w.Write([]byte(p.States[0].Response)) |
| } else { |
| w.WriteHeader(http.StatusBadRequest) |
| w.Write([]byte(fmt.Sprintf("wanted body %q got %q", string(p.States[0].wantBody), string(body)))) |
| } |
| } else { |
| w.WriteHeader(http.StatusBadRequest) |
| w.Write([]byte(fmt.Sprintf("wanted path %q got %q", p.States[0].wantPath, r.URL.Path))) |
| } |
| } else { |
| w.WriteHeader(http.StatusBadRequest) |
| w.Write([]byte(fmt.Sprintf("wanted method %q got %q", p.States[0].wantMethod, r.Method))) |
| } |
| p.States = p.States[1:] |
| p.Unlock() |
| } |
| |
| func Test_command_do(t *testing.T) { |
| tests := []struct { |
| name string |
| method string |
| path string |
| body string |
| pilotStates []pilotStubState |
| pilotNotReachable bool |
| wantError bool |
| }{ |
| { |
| name: "makes a request using passed method, url and body", |
| method: "POST", |
| path: "/want/path", |
| body: "body", |
| pilotStates: []pilotStubState{ |
| {StatusCode: 200, Response: "fine", wantMethod: "POST", wantPath: "/want/path", wantBody: []byte("body")}, |
| }, |
| }, |
| { |
| name: "adds / prefix to path if required", |
| method: "POST", |
| path: "want/path", |
| body: "body", |
| pilotStates: []pilotStubState{ |
| {StatusCode: 200, Response: "fine", wantMethod: "POST", wantPath: "/want/path", wantBody: []byte("body")}, |
| }, |
| }, |
| { |
| name: "handles empty string body in args", |
| method: "GET", |
| path: "/want/path", |
| body: "", |
| pilotStates: []pilotStubState{ |
| {StatusCode: 200, Response: "fine", wantMethod: "GET", wantPath: "/want/path", wantBody: nil}, |
| }, |
| }, |
| { |
| name: "doesn't error on 404", |
| method: "GET", |
| path: "/want/path", |
| body: "", |
| pilotStates: []pilotStubState{ |
| {StatusCode: 404, Response: "not-found", wantMethod: "GET", wantPath: "/want/path", wantBody: nil}, |
| }, |
| }, |
| { |
| name: "errors if Pilot is unreachable", |
| method: "GET", |
| path: "/want/path", |
| pilotNotReachable: true, |
| wantError: true, |
| }, |
| { |
| name: "errors if Pilot responds with a non success status", |
| method: "GET", |
| path: "/not/wanted/path", |
| body: "", |
| pilotStates: []pilotStubState{ |
| {StatusCode: 200, Response: "fine", wantMethod: "GET", wantPath: "/want/path", wantBody: nil}, |
| }, |
| wantError: true, |
| }, |
| } |
| for _, tt := range tests { |
| t.Run(tt.name, func(t *testing.T) { |
| pilotStub := httptest.NewServer( |
| &pilotStubHandler{States: tt.pilotStates}, |
| ) |
| stubURL, _ := url.Parse(pilotStub.URL) |
| if tt.pilotNotReachable { |
| stubURL, _ = url.Parse("http://notpilot") |
| } |
| c := &Command{ |
| Address: stubURL.Host, |
| Client: &http.Client{}, |
| } |
| err := c.Do(tt.method, tt.path, tt.body) |
| if (err == nil) && tt.wantError { |
| t.Errorf("Expected an error but received none") |
| } else if (err != nil) && !tt.wantError { |
| t.Errorf("Unexpected err: %v", err) |
| } |
| }) |
| } |
| } |