How to use Has method of launcher Package

Best Rod code snippet using launcher.Has

launcher.go

Source:launcher.go Github

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...148 return list[0]149 }150 return ""151}152// Has flag or not153func (l *Launcher) Has(name flags.Flag) bool {154 _, has := l.GetFlags(name)155 return has156}157// GetFlags from settings158func (l *Launcher) GetFlags(name flags.Flag) ([]string, bool) {159 flag, has := l.Flags[l.normalizeFlag(name)]160 return flag, has161}162// Append values to the flag163func (l *Launcher) Append(name flags.Flag, values ...string) *Launcher {164 flags, has := l.GetFlags(name)165 if !has {166 flags = []string{}167 }168 return l.Set(name, append(flags, values...)...)169}170// Delete a flag171func (l *Launcher) Delete(name flags.Flag) *Launcher {172 delete(l.Flags, l.normalizeFlag(name))173 return l174}175// Bin of the browser binary path to launch, if the path is not empty the auto download will be disabled176func (l *Launcher) Bin(path string) *Launcher {177 return l.Set(flags.Bin, path)178}179// Revision of the browser to auto download180func (l *Launcher) Revision(rev int) *Launcher {181 l.browser.Revision = rev182 return l183}184// Headless switch. Whether to run browser in headless mode. A mode without visible UI.185func (l *Launcher) Headless(enable bool) *Launcher {186 if enable {187 return l.Set(flags.Headless)188 }189 return l.Delete(flags.Headless)190}191// NoSandbox switch. Whether to run browser in no-sandbox mode.192// Linux users may face "running as root without --no-sandbox is not supported" in some Linux/Chrome combinations. This function helps switch mode easily.193// Be aware disabling sandbox is not trivial. Use at your own risk.194// Related doc: https://bugs.chromium.org/p/chromium/issues/detail?id=638180195func (l *Launcher) NoSandbox(enable bool) *Launcher {196 if enable {197 return l.Set(flags.NoSandbox)198 }199 return l.Delete(flags.NoSandbox)200}201// XVFB enables to run browser in by XVFB. Useful when you want to run headful mode on linux.202func (l *Launcher) XVFB(args ...string) *Launcher {203 return l.Set(flags.XVFB, args...)204}205// Leakless switch. If enabled, the browser will be force killed after the Go process exits.206// The doc of leakless: https://github.com/ysmood/leakless.207func (l *Launcher) Leakless(enable bool) *Launcher {208 if enable {209 return l.Set(flags.Leakless)210 }211 return l.Delete(flags.Leakless)212}213// Devtools switch to auto open devtools for each tab214func (l *Launcher) Devtools(autoOpenForTabs bool) *Launcher {215 if autoOpenForTabs {216 return l.Set("auto-open-devtools-for-tabs")217 }218 return l.Delete("auto-open-devtools-for-tabs")219}220// UserDataDir is where the browser will look for all of its state, such as cookie and cache.221// When set to empty, browser will use current OS home dir.222// Related doc: https://chromium.googlesource.com/chromium/src/+/master/docs/user_data_dir.md223func (l *Launcher) UserDataDir(dir string) *Launcher {224 if dir == "" {225 l.Delete(flags.UserDataDir)226 } else {227 l.Set(flags.UserDataDir, dir)228 }229 return l230}231// ProfileDir is the browser profile the browser will use.232// When set to empty, the profile 'Default' is used.233// Related article: https://superuser.com/a/377195234func (l *Launcher) ProfileDir(dir string) *Launcher {235 if dir == "" {236 l.Delete("profile-directory")237 } else {238 l.Set("profile-directory", dir)239 }240 return l241}242// RemoteDebuggingPort to launch the browser. Zero for a random port. Zero is the default value.243// If it's not zero and the Launcher.Leakless is disabled, the launcher will try to reconnect to it first,244// if the reconnection fails it will launch a new browser.245func (l *Launcher) RemoteDebuggingPort(port int) *Launcher {246 return l.Set(flags.RemoteDebuggingPort, fmt.Sprintf("%d", port))247}248// Proxy switch. When disabled leakless will be disabled.249func (l *Launcher) Proxy(host string) *Launcher {250 return l.Set(flags.ProxyServer, host)251}252// WorkingDir to launch the browser process.253func (l *Launcher) WorkingDir(path string) *Launcher {254 return l.Set(flags.WorkingDir, path)255}256// Env to launch the browser process. The default value is os.Environ().257// Usually you use it to set the timezone env. Such as:258// Env(append(os.Environ(), "TZ=Asia/Tokyo")...)259func (l *Launcher) Env(env ...string) *Launcher {260 return l.Set(flags.Env, env...)261}262// StartURL to launch263func (l *Launcher) StartURL(u string) *Launcher {264 return l.Set("", u)265}266// FormatArgs returns the formated arg list for cli267func (l *Launcher) FormatArgs() []string {268 execArgs := []string{}269 for k, v := range l.Flags {270 if k == flags.Arguments {271 continue272 }273 if strings.HasPrefix(string(k), "rod-") {274 continue275 }276 // fix a bug of chrome, if path is not absolute chrome will hang277 if k == flags.UserDataDir {278 abs, err := filepath.Abs(v[0])279 utils.E(err)280 v[0] = abs281 }282 str := "--" + string(k)283 if v != nil {284 str += "=" + strings.Join(v, ",")285 }286 execArgs = append(execArgs, str)287 }288 execArgs = append(execArgs, l.Flags[flags.Arguments]...)289 sort.Strings(execArgs)290 return execArgs291}292// Logger to handle stdout and stderr from browser.293// For example, pipe all browser output to stdout: launcher.New().Logger(os.Stdout)294func (l *Launcher) Logger(w io.Writer) *Launcher {295 l.logger = w296 return l297}298// MustLaunch is similar to Launch299func (l *Launcher) MustLaunch() string {300 u, err := l.Launch()301 utils.E(err)302 return u303}304// Launch a standalone temp browser instance and returns the debug url.305// bin and profileDir are optional, set them to empty to use the default values.306// If you want to reuse sessions, such as cookies, set the UserDataDir to the same location.307func (l *Launcher) Launch() (string, error) {308 defer l.ctxCancel()309 bin, err := l.getBin()310 if err != nil {311 return "", err312 }313 var ll *leakless.Launcher314 var cmd *exec.Cmd315 if l.Has(flags.Leakless) && leakless.Support() {316 ll = leakless.New()317 cmd = ll.Command(bin, l.FormatArgs()...)318 } else {319 port := l.Get(flags.RemoteDebuggingPort)320 u, err := ResolveURL(port)321 if err == nil {322 return u, nil323 }324 cmd = exec.Command(bin, l.FormatArgs()...)325 }326 l.setupCmd(cmd)327 err = cmd.Start()328 if err != nil {329 return "", err...

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launcher_test.go

Source:launcher_test.go Github

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...21)22var setup = got.Setup(nil)23func TestDownloadHosts(t *testing.T) {24 g := setup(t)25 g.Has(launcher.HostGoogle(launcher.RevisionDefault), "https://storage.googleapis.com/chromium-browser-snapshots")26 g.Has(launcher.HostNPM(launcher.RevisionDefault), "https://registry.npmmirror.com/-/binary/chromium-browser-snapshots")27 g.Has(launcher.HostPlaywright(launcher.RevisionDefault), "https://playwright.azureedge.net/")28}29func TestDownload(t *testing.T) {30 g := setup(t)31 s := g.Serve()32 s.Mux.HandleFunc("/fast/", func(rw http.ResponseWriter, r *http.Request) {33 buf := bytes.NewBuffer(nil)34 zw := zip.NewWriter(buf)35 // folder "to"36 h := &zip.FileHeader{Name: "to/"}37 h.SetMode(0755)38 _, err := zw.CreateHeader(h)39 g.E(err)40 // file "file.txt"41 w, err := zw.CreateHeader(&zip.FileHeader{Name: "to/file.txt"})42 g.E(err)43 b := []byte(g.RandStr(2 * 1024 * 1024))44 g.E(w.Write(b))45 g.E(zw.Close())46 rw.Header().Add("Content-Length", fmt.Sprintf("%d", buf.Len()))47 _, _ = io.Copy(rw, buf)48 })49 s.Mux.HandleFunc("/slow/", func(rw http.ResponseWriter, r *http.Request) {50 t := time.NewTimer(3 * time.Second)51 select {52 case <-t.C:53 case <-r.Context().Done():54 t.Stop()55 }56 })57 b, cancel := newBrowser()58 b.Logger = utils.LoggerQuiet59 defer cancel()60 b.Hosts = []launcher.Host{launcher.HostTest(s.URL("/slow")), launcher.HostTest(s.URL("/fast"))}61 b.Dir = filepath.Join("tmp", "browser-from-mirror", g.RandStr(16))62 g.E(b.Download())63 g.Nil(os.Stat(b.Dir))64}65func TestBrowserGet(t *testing.T) {66 g := setup(t)67 g.Nil(os.Stat(launcher.NewBrowser().MustGet()))68 b := launcher.NewBrowser()69 b.Revision = 070 b.Logger = utils.LoggerQuiet71 _, err := b.Get()72 g.Eq(err.Error(), "Can't find a browser binary for your OS, the doc might help https://go-rod.github.io/#/compatibility?id=os")73}74func TestLaunch(t *testing.T) {75 g := setup(t)76 defaults.Proxy = "test.com"77 defer func() { defaults.ResetWith("") }()78 l := launcher.New()79 defer l.Kill()80 u := l.MustLaunch()81 g.Regex(`\Aws://.+\z`, u)82 parsed, _ := url.Parse(u)83 { // test GetWebSocketDebuggerURL84 for _, prefix := range []string{"", ":", "127.0.0.1:", "ws://127.0.0.1:"} {85 u2 := launcher.MustResolveURL(prefix + parsed.Port())86 g.Regex(u, u2)87 }88 _, err := launcher.ResolveURL("")89 g.Err(err)90 }91 {92 _, err := launcher.NewManaged("")93 g.Err(err)94 _, err = launcher.NewManaged("1://")95 g.Err(err)96 _, err = launcher.NewManaged("ws://not-exists")97 g.Err(err)98 }99 {100 g.Panic(func() { launcher.New().Set("a=b") })101 }102}103func TestLaunchUserMode(t *testing.T) {104 g := setup(t)105 l := launcher.NewUserMode()106 defer l.Kill()107 l.Kill() // empty kill should do nothing108 has := l.Has("not-exists")109 g.False(has)110 l.Append("test-append", "a")111 f := l.Get("test-append")112 g.Eq("a", f)113 dir := l.Get(flags.UserDataDir)114 port := 58472115 l = l.Context(g.Context()).Delete("test").Bin("").116 Revision(launcher.RevisionDefault).117 Logger(ioutil.Discard).118 Leakless(false).Leakless(true).119 Headless(false).Headless(true).RemoteDebuggingPort(port).120 NoSandbox(true).NoSandbox(false).121 Devtools(true).Devtools(false).122 StartURL("about:blank")....

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Has

Using AI Code Generation

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1import (2func main() {3 auth, err := aws.EnvAuth()4 if err != nil {5 panic(err)6 }7 client := s3.New(auth, aws.USEast)8 bucket := client.Bucket("test-bucket")9 if bucket == nil {10 fmt.Println("bucket is nil")11 }12 if bucket != nil {13 fmt.Println("bucket is not nil")14 }15 exists, err := bucket.Exists("example.txt")16 if err != nil {17 fmt.Println("error while checking existence of file:", err)18 }19 if exists {

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Has

Using AI Code Generation

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1import (2func main() {3 mc := memcache.New("localhost:11211")4 mc.Set(&memcache.Item{Key: "my-key", Value: []byte("my value")})5 item, err := mc.Get("my-key")6 if err != nil {7 panic(err)8 }9 fmt.Printf("Item value: %s10 mc.Delete("my-key")11 item, err = mc.Get("my-key")12 if err != nil {13 fmt.Printf("Item not found: %s14 }15}

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Has

Using AI Code Generation

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1import "fmt"2func main() {3 fmt.Println("Hello, playground")4 l := launcher{map[string]bool{"a": true, "b": true, "c": true}}5 fmt.Println(l.Has("a"))6 fmt.Println(l.Has("d"))7}8import "fmt"9func main() {10 fmt.Println("Hello, playground")11 l := launcher{map[string]bool{"a": true, "b": true, "c": true}}12 fmt.Println(l.Has("a"))13 fmt.Println(l.Has("d"))14}15import "fmt"16func main() {17 fmt.Println("Hello, playground")18 l := launcher{map[string]bool{"a": true, "b": true, "c": true}}19 fmt.Println(l.Has("a"))20 fmt.Println(l.Has("d"))21}22import "fmt"23func main() {24 fmt.Println("Hello, playground")25 l := launcher{map[string]bool{"a": true, "b": true, "c": true}}26 fmt.Println(l.Has("a"))27 fmt.Println(l.Has("d"))28}29import "fmt"30func main() {31 fmt.Println("Hello, playground")32 l := launcher{map[string]bool{"a": true, "b": true, "c": true}}33 fmt.Println(l.Has("a"))34 fmt.Println(l.Has("d"))35}36import "fmt"37func main() {38 fmt.Println("Hello, playground")39 l := launcher{map[string]bool{"a": true, "b": true, "c": true}}40 fmt.Println(l.Has("a"))41 fmt.Println(l.Has("d"))42}43import "fmt"44func main() {45 fmt.Println("Hello, playground")46 l := launcher{map[string]bool{"a": true, "b": true, "c": true}}

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Has

Using AI Code Generation

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1import (2func main() {3 l := launcher.New()4 if l.Has("weapon") {5 l.Fire("weapon")6 } else {7 fmt.Println("No weapon available")8 }9}10Add(name string, weapon func())11import (12func main() {13 l := launcher.New()14 l.Add("weapon", func() {15 fmt.Println("Firing weapon")16 })17 if l.Has("weapon") {18 l.Fire("weapon")19 } else {20 fmt.Println("No weapon available")21 }22}23Fire(name string)24import (

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Has

Using AI Code Generation

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1import (2func main() {3 fmt.Println("start")4 l := launcher.New()5 fmt.Println("Has: ", l.Has("firefox"))6}

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Using AI Code Generation

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1import (2func main() {3 ldClient, _ := ld.MakeClient("sdk-9d6e0c6f-6c2b-4a3f-8d3e-3c6c9d6e0c6f", 5)4 user := ld.NewUser("userkey")5 showFeature, _ := ldClient.BoolVariation("new-feature", user, false)6 if showFeature {7 fmt.Println("Showing your feature to this user")8 } else {9 fmt.Println("Not showing your feature to this user")10 }11}

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