How to use RoundTrip method of gmeter Package

Best Gmeter code snippet using gmeter.RoundTrip

tripper_test.go

Source:tripper_test.go Github

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...13type errorReader struct{}14func (er errorReader) Read([]byte) (int, error) {15 return 0, errors.New("bad reader")16}17func Test_nopTripper_RoundTrip(t *testing.T) {18 type args struct {19 r *http.Request20 }21 tests := []struct {22 name string23 init func(t *testing.T) nopTripper24 inspect func(r nopTripper, t *testing.T) //inspects receiver after test run25 args func(t *testing.T) args26 want1 *http.Response27 wantErr bool28 inspectErr func(err error, t *testing.T) //use for more precise error evaluation after test29 }{30 {31 name: "failed to dump request",32 init: func(*testing.T) nopTripper { return nopTripper{} },33 args: func(*testing.T) args {34 return args{r: httptest.NewRequest("POST", "http://github.com/hexdigest/gmeter", errorReader{})}35 },36 wantErr: true,37 inspectErr: func(err error, t *testing.T) {38 if !strings.Contains(err.Error(), "failed to dump request") {39 t.Errorf("unexpected error: %v", err)40 }41 },42 },43 {44 name: "track not found",45 init: func(*testing.T) nopTripper { return nopTripper{} },46 args: func(*testing.T) args {47 return args{r: httptest.NewRequest("POST", "http://github.com/hexdigest/gmeter", strings.NewReader(""))}48 },49 wantErr: true,50 inspectErr: func(err error, t *testing.T) {51 if !strings.Contains(err.Error(), "track not found") {52 t.Errorf("unexpected error: %v", err)53 }54 },55 },56 }57 for _, tt := range tests {58 t.Run(tt.name, func(t *testing.T) {59 tArgs := tt.args(t)60 receiver := tt.init(t)61 got1, err := receiver.RoundTrip(tArgs.r)62 if tt.inspect != nil {63 tt.inspect(receiver, t)64 }65 if !reflect.DeepEqual(got1, tt.want1) {66 t.Errorf("nopTripper.RoundTrip got1 = %v, want1: %v", got1, tt.want1)67 }68 if (err != nil) != tt.wantErr {69 t.Fatalf("nopTripper.RoundTrip error = %v, wantErr: %t", err, tt.wantErr)70 }71 if tt.inspectErr != nil {72 tt.inspectErr(err, t)73 }74 })75 }76}77type checkStatusWriter struct {78 http.ResponseWriter79 expectedCode int80 t *testing.T81}82func newCheckStatusWriter(t *testing.T, code int) checkStatusWriter {83 return checkStatusWriter{expectedCode: code, t: t}84}85func (c checkStatusWriter) WriteHeader(code int) {86 if code != c.expectedCode {87 c.t.Errorf("unexpected status code, got: %d, want: %d", code, c.expectedCode)88 }89}90func Test_RoundTripper_Record(t *testing.T) {91 type args struct {92 w http.ResponseWriter93 r *http.Request94 }95 tests := []struct {96 name string97 init func(t *testing.T) *RoundTripper98 inspect func(r *RoundTripper, t *testing.T) //inspects receiver after test run99 args func(t *testing.T) args100 }{101 {102 name: "bad request",103 init: func(*testing.T) *RoundTripper {104 return &RoundTripper{logger: log.New(ioutil.Discard, "", 0)}105 },106 args: func(t *testing.T) args {107 return args{108 r: httptest.NewRequest("POST", "https://github.com/hexdigest/gmeter", strings.NewReader("{")),109 w: newCheckStatusWriter(t, 400),110 }111 },112 },113 {114 name: "success",115 init: func(*testing.T) *RoundTripper {116 return &RoundTripper{logger: log.New(ioutil.Discard, "", 0)}117 },118 args: func(t *testing.T) args {119 body := strings.NewReader(`{"cassette": "nice music"}`)120 return args{r: httptest.NewRequest("POST", "https://github.com/hexdigest/gmeter", body)}121 },122 },123 }124 for _, tt := range tests {125 t.Run(tt.name, func(t *testing.T) {126 tArgs := tt.args(t)127 receiver := tt.init(t)128 receiver.Record(tArgs.w, tArgs.r)129 if tt.inspect != nil {130 tt.inspect(receiver, t)131 }132 })133 }134}135func Test_decodeRequest(t *testing.T) {136 type args struct {137 r io.Reader138 }139 tests := []struct {140 name string141 args func(t *testing.T) args142 want1 *request143 wantErr bool144 inspectErr func(err error, t *testing.T) //use for more precise error evaluation after test145 }{146 {147 name: "failed to decode request",148 args: func(t *testing.T) args {149 return args{r: strings.NewReader("{")}150 },151 wantErr: true,152 },153 {154 name: "empty cassette name",155 args: func(t *testing.T) args {156 return args{r: strings.NewReader("{}")}157 },158 wantErr: true,159 },160 {161 name: "nice music",162 args: func(t *testing.T) args {163 return args{r: strings.NewReader(`{"cassette": "nice music"}`)}164 },165 want1: &request{Cassette: "nice music"},166 },167 }168 for _, tt := range tests {169 t.Run(tt.name, func(t *testing.T) {170 tArgs := tt.args(t)171 got1, err := decodeRequest(tArgs.r)172 if !reflect.DeepEqual(got1, tt.want1) {173 t.Errorf("decodeRequest got1 = %v, want1: %v", got1, tt.want1)174 }175 if (err != nil) != tt.wantErr {176 t.Fatalf("decodeRequest error = %v, wantErr: %t", err, tt.wantErr)177 }178 if tt.inspectErr != nil {179 tt.inspectErr(err, t)180 }181 })182 }183}184func Test_RoundTripper_Play(t *testing.T) {185 type args struct {186 w http.ResponseWriter187 r *http.Request188 }189 tests := []struct {190 name string191 init func(t *testing.T) *RoundTripper192 inspect func(r *RoundTripper, t *testing.T) //inspects receiver after test run193 args func(t *testing.T) args194 }{195 {196 name: "bad request",197 init: func(*testing.T) *RoundTripper {198 return &RoundTripper{logger: log.New(ioutil.Discard, "", 0)}199 },200 args: func(t *testing.T) args {201 r, _ := http.NewRequest("POST", "https://github.com/hexdigest/gmeter", strings.NewReader("{"))202 return args{203 r: r,204 w: newCheckStatusWriter(t, 400),205 }206 },207 },208 {209 name: "success",210 init: func(*testing.T) *RoundTripper {211 return &RoundTripper{logger: log.New(ioutil.Discard, "", 0)}212 },213 args: func(t *testing.T) args {214 body := strings.NewReader(`{"cassette": "nice music"}`)215 r, _ := http.NewRequest("POST", "https://github.com/hexdigest/gmeter", body)216 return args{r: r}217 },218 },219 }220 for _, tt := range tests {221 t.Run(tt.name, func(t *testing.T) {222 tArgs := tt.args(t)223 receiver := tt.init(t)224 receiver.Play(tArgs.w, tArgs.r)225 if tt.inspect != nil {226 tt.inspect(receiver, t)227 }228 })229 }230}231func TestNewRoundTripper(t *testing.T) {232 expected := RoundTripper{}233 rt := NewRoundTripper(Options{}, nil)234 if *rt != expected {235 t.Errorf("expected pointer to empty RoundTripper, got: %v", *rt)236 }237}238type roundTripperMock struct {239 resp *http.Response240 err error241}242func (rt roundTripperMock) RoundTrip(*http.Request) (*http.Response, error) {243 return rt.resp, rt.err244}245func TestRoundTripper_RoundTrip(t *testing.T) {246 type args struct {247 r *http.Request248 }249 tests := []struct {250 name string251 init func(t *testing.T) *RoundTripper252 inspect func(r *RoundTripper, t *testing.T) //inspects receiver after test run253 args func(t *testing.T) args254 want1 *http.Response255 wantErr bool256 inspectErr func(err error, t *testing.T) //use for more precise error evaluation after test257 }{258 {259 name: "not initialized",260 init: func(t *testing.T) *RoundTripper { return &RoundTripper{} },261 args: func(t *testing.T) args {262 return args{r: httptest.NewRequest("POST", "http://github.com/hexdigest/gmeter", strings.NewReader(""))}263 },264 wantErr: true,265 inspectErr: func(err error, t *testing.T) {266 if err != errNotInitialized {267 t.Errorf("unexpected error: %v", err)268 }269 },270 },271 {272 name: "success",273 init: func(t *testing.T) *RoundTripper {274 rtMock := roundTripperMock{resp: &http.Response{StatusCode: http.StatusTeapot}, err: nil}275 return &RoundTripper{276 RoundTripper: rtMock,277 logger: log.New(ioutil.Discard, "", 0),278 }279 },280 args: func(t *testing.T) args {281 return args{r: httptest.NewRequest("POST", "http://github.com/hexdigest/gmeter", strings.NewReader(""))}282 },283 want1: &http.Response{StatusCode: http.StatusTeapot},284 },285 }286 for _, tt := range tests {287 t.Run(tt.name, func(t *testing.T) {288 tArgs := tt.args(t)289 receiver := tt.init(t)290 got1, err := receiver.RoundTrip(tArgs.r)291 if tt.inspect != nil {292 tt.inspect(receiver, t)293 }294 if !reflect.DeepEqual(got1, tt.want1) {295 t.Errorf("RoundTripper.RoundTrip got1 = %v, want1: %v", got1, tt.want1)296 }297 if (err != nil) != tt.wantErr {298 t.Fatalf("RoundTripper.RoundTrip error = %v, wantErr: %t", err, tt.wantErr)299 }300 if tt.inspectErr != nil {301 tt.inspectErr(err, t)302 }303 })304 }305}...

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tripper.go

Source:tripper.go Github

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...14var (15 errNotInitialized = errors.New("gmeter is not initialized, please call /gmeter/record or /gmeter/play first")16)17type (18 //RoundTripper implements http.RoundTripper instrumented with recording and playing capabilities19 RoundTripper struct {20 http.RoundTripper21 lock sync.RWMutex22 logger *log.Logger23 options Options24 }25 request struct {26 Cassette string `json:"cassette"`27 }28 nopTripper struct{}29)30//RoundTrip implements http.RoundTripper that always returns an error31//it's used in Play mode so that responses can only be replayed but not recorded32func (nt nopTripper) RoundTrip(r *http.Request) (*http.Response, error) {33 b, err := httputil.DumpRequest(r, true)34 if err != nil {35 return nil, fmt.Errorf("failed to dump request: %v", err)36 }37 return nil, fmt.Errorf("track not found for request: %s", string(b))38}39//NewRoundTripper returns a pointer to RoundTripper struct40func NewRoundTripper(options Options, logger *log.Logger) *RoundTripper {41 return &RoundTripper{options: options, logger: logger}42}43//RoundTrip implements http.RoundTripper44func (rt *RoundTripper) RoundTrip(r *http.Request) (*http.Response, error) {45 rt.lock.RLock()46 defer rt.lock.RUnlock()47 if rt.RoundTripper == nil {48 return nil, errNotInitialized49 }50 resp, err := rt.RoundTripper.RoundTrip(r)51 if resp != nil {52 rt.logger.Printf("%s %s %d", r.Method, r.URL, resp.StatusCode)53 }54 return resp, err55}56//Record starts recording of a cassette57func (rt *RoundTripper) Record(w http.ResponseWriter, r *http.Request) {58 rt.lock.Lock()59 defer rt.lock.Unlock()60 req, err := decodeRequest(r.Body)61 if err != nil {62 rt.logger.Printf("record failed: %v", err)63 w.WriteHeader(http.StatusBadRequest)64 return65 }66 config := govcr.VCRConfig{67 DisableRecording: false,68 CassettePath: rt.options.CassettePath,69 Client: &http.Client{70 Transport: &http.Transport{71 TLSClientConfig: &tls.Config{72 InsecureSkipVerify: rt.options.Insecure,73 },74 },75 },76 }77 rt.RoundTripper = govcr.NewVCR(req.Cassette, &config).Client.Transport78 rt.logger.Printf("started recording of the cassette: %s", req.Cassette)79}80//Play stops recording and starts playing a cassette81func (rt *RoundTripper) Play(w http.ResponseWriter, r *http.Request) {82 rt.lock.Lock()83 defer rt.lock.Unlock()84 req, err := decodeRequest(r.Body)85 if err != nil {86 rt.logger.Printf("play failed: %v", err)87 w.WriteHeader(http.StatusBadRequest)88 return89 }90 config := govcr.VCRConfig{91 DisableRecording: true,92 CassettePath: rt.options.CassettePath,93 Client: &http.Client{94 Transport: nopTripper{},95 },96 }97 rt.RoundTripper = govcr.NewVCR(req.Cassette, &config).Client.Transport98 rt.logger.Printf("started playing the cassette: %s", req.Cassette)99}100var errEmptyCassette = errors.New("empty cassette name")101func decodeRequest(r io.Reader) (*request, error) {102 var req request103 decoder := json.NewDecoder(r)104 if err := decoder.Decode(&req); err != nil {105 return nil, fmt.Errorf("failed to decode request: %v", err)106 }107 if req.Cassette == "" {108 return nil, errEmptyCassette109 }110 return &req, nil111}...

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RoundTrip

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1import (2func main() {3 if err != nil {4 fmt.Println(err)5 }6 g := NewGmeter(5 * time.Second)7 resp, err := g.RoundTrip(req)8 if err != nil {9 fmt.Println(err)10 }11 fmt.Println("Response status:", resp.Status)12}13func (g *Gmeter) RoundTrip(req *http.Request) (*http.Response, error) {14 resp, err := g.client.Do(req)15 if err != nil {16 }17}

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RoundTrip

Using AI Code Generation

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1import (2func main() {3 if err != nil {4 fmt.Println("Error creating request")5 }6 g := NewGmeter()7 g.RoundTrip(req)8}9import (10func main() {11 if err != nil {12 fmt.Println("Error creating request")13 }14 g := NewGmeter()15 client := g.NewClient()16 client.Do(req)17}18import (19func main() {20 if err != nil {21 fmt.Println("Error creating request")22 }23 g := NewGmeter()24 g.DefaultClient().Do(req)25}26import (27func main() {28 if err != nil {29 fmt.Println("Error creating request")30 }31 g := NewGmeter()32 g.RoundTrip(req)33}34import (35func main() {36 if err != nil {37 fmt.Println("Error creating request")38 }39 g := NewGmeter()

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RoundTrip

Using AI Code Generation

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1import (2func main() {3 client := &http.Client{4 }5 if err != nil {6 fmt.Println("Error in creating request")7 }8 resp, err := client.Do(req)9 if err != nil {10 fmt.Println("Error in sending request")11 }12 defer resp.Body.Close()13 fmt.Println(resp)14}15Response: &{200 OK 200 HTTP/2.0 2 0 map[Alt-Svc:[h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"] Cache-Control:[private, max-age=0] Content-Encoding:[gzip] Content-Type:[text/html; charset=ISO-8859-1] Date:[Thu, 22 Jul 2021 08:20:55 GMT] Expires:[-1] P3p:[CP="This is not a P3P policy! See g.co/p3phelp for more info."] Server:[gws] Set-Cookie:[1P_JAR=2021-07-22-08; expires=Sat, 21-Aug-2021 08:20:55 GMT; path=/; domain=.google.com, NID=216=OvY0D8j7HtLh6Gw7xZgKz2sX9y0YJyDgjyFb0jNzrA3nLwZzRdZDg8ZmYXy1Q2m3mC3q3q3Zj5f1QwD5vJx5G5L4p4K4e4M4J4K4K4K4K4K4K4K4K

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RoundTrip

Using AI Code Generation

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1func main() {2 g := gmeter.New()3 if err != nil {4 panic(err)5 }6 req.Header.Set("User-Agent", "gmeter")7 resp, err := g.RoundTrip(req)8 if err != nil {9 panic(err)10 }11 fmt.Println(resp.Status)12}13func main() {14 g := gmeter.New()15 if err != nil {16 panic(err)17 }18 req.Header.Set("User-Agent", "gmeter")19 resp, err := g.Do(req)20 if err != nil {21 panic(err)22 }23 fmt.Println(resp.Status)24}25func main() {26 g := gmeter.New()27 if err != nil {28 panic(err)29 }30 req.Header.Set("User-Agent", "gmeter")31 resp, err := g.Get(req.URL.String())32 if err != nil {33 panic(err)34 }35 fmt.Println(resp.Status)36}37func main() {38 g := gmeter.New()39 if err != nil {40 panic(err)41 }42 req.Header.Set("User-Agent", "gmeter")

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RoundTrip

Using AI Code Generation

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1import (2func main() {3 gm := gmeter.NewGmeter()4 gm.Body = []byte(`{"key": "value"}`)5 gm.Headers = map[string]string{6 }7 resp, err := gm.RoundTrip()8 if err != nil {9 fmt.Println("error:", err)10 }11 fmt.Println("response:", resp)12}13import (14func main() {15 gm := gmeter.NewGmeter()16 gm.Body = []byte(`{"key": "value"}`)17 gm.Headers = map[string]string{18 }19 resp, err := gm.Do()20 if err != nil {21 fmt.Println("error:", err)22 }23 fmt.Println("response:", resp)24}25import (26func main() {27 gm := gmeter.NewGmeter()28 gm.Body = []byte(`{"key": "value"}`)29 gm.Headers = map[string]string{30 }31 resp, err := gm.Get()32 if err != nil {33 fmt.Println("error:", err)34 }35 fmt.Println("response:", resp)36}37import (38func main() {39 gm := gmeter.NewGmeter()40 gm.Body = []byte(`{"key": "value"}`)41 gm.Headers = map[string]string{42 }43 resp, err := gm.Post()44 if err != nil {45 fmt.Println("error:", err)46 }

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RoundTrip

Using AI Code Generation

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1import (2func main() {3 fmt.Println("Hello, playground")4 gmeter := NewGmeter(30, 1*time.Second)5 client := &http.Client{Transport: gmeter}6 resp, err := client.Do(req)7 if err != nil {8 panic(err)9 }10 fmt.Println(resp)11}12&{200 OK 200 HTTP/1.1 1 1 map[Alt-Svc:[h3-27=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="41,39,38,37,35"] Alternate-Protocol:[443:quic,p=1] Cache-Control:[private, max-age=0] Content-Encoding:[gzip] Content-Type:[text/html; charset=ISO-8859-1] Date:[Mon, 05 Feb 2018 15:48:29 GMT] Expires:[-1] P3p:[CP="This is not a P3P policy! See g.co/p3phelp for more info."] Server:[gws] Set-Cookie:[1P_JAR=2018-02-05-15; expires=Wed, 07-Mar-2018 15:48:29 GMT; path=/; domain=.google.com, NID=115=I4E4Q1JX9v7k9p0ZmSbZG1W8fY7C5JtH5Vtj5bW8g0tX5A5j5r5rQzW0u1YgQz3q3HqJ3P9X9V7aA1R1u7e0H5bN8eN2; expires=Tue, 05-Aug-2018 15:48:29 GMT; path=/; domain=.google.com; HttpOnly] Vary:[Accept-Encoding] X-Frame-Options:[SAMEORIGIN]] 0xc

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RoundTrip

Using AI Code Generation

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1import (2func main() {3 gm := NewGmeter()4 gm.RoundTrip(100, 1000, 2, 10)5}6import (7func main() {8 gm := NewGmeter()9 gm.RoundTrip(100, 1000, 2, 10)10}11import (12func main() {13 gm := NewGmeter()14 gm.RoundTrip(100, 1000, 2, 10)15}16import (17func main() {18 gm := NewGmeter()19 gm.RoundTrip(100, 1000, 2, 10)20}21import (22func main() {23 gm := NewGmeter()24 gm.RoundTrip(100, 1000, 2, 10)25}26import (27func main() {28 gm := NewGmeter()29 gm.RoundTrip(100, 1000, 2, 10)30}31import (32func main() {33 gm := NewGmeter()34 gm.RoundTrip(100, 1000, 2, 10)35}36import (37func main() {38 gm := NewGmeter()39 gm.RoundTrip(100, 1000, 2, 10)40}

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