How to use unsetJSCtxID method of rod Package

Best Rod code snippet using rod.unsetJSCtxID

page_eval.go

Source:page_eval.go

...122				backoff = utils.BackoffSleeper(30*time.Millisecond, 3*time.Second, nil)123			} else {124				_ = backoff(p.ctx)125			}126			p.unsetJSCtxID()127			continue128		}129		return130	}131}132func (p *Page) evaluate(opts *EvalOptions) (*proto.RuntimeRemoteObject, error) {133	args, err := p.formatArgs(opts)134	if err != nil {135		return nil, err136	}137	req := proto.RuntimeCallFunctionOn{138		AwaitPromise:        opts.AwaitPromise,139		ReturnByValue:       opts.ByValue,140		UserGesture:         opts.UserGesture,141		FunctionDeclaration: opts.formatToJSFunc(),142		Arguments:           args,143	}144	if opts.ThisObj == nil {145		req.ObjectID, err = p.getJSCtxID()146		if err != nil {147			return nil, err148		}149	} else {150		req.ObjectID = opts.ThisObj.ObjectID151	}152	res, err := req.Call(p)153	if err != nil {154		return nil, err155	}156	if res.ExceptionDetails != nil {157		return nil, &ErrEval{res.ExceptionDetails}158	}159	return res.Result, nil160}161// Expose fn to the page's window object with the name. The exposure survives reloads.162// Call stop to unbind the fn.163func (p *Page) Expose(name string, fn func(gson.JSON) (interface{}, error)) (stop func() error, err error) {164	bind := "_" + utils.RandString(8)165	err = proto.RuntimeAddBinding{Name: bind}.Call(p)166	if err != nil {167		return168	}169	code := fmt.Sprintf(`(%s)("%s", "%s")`, js.ExposeFunc.Definition, name, bind)170	_, err = p.Evaluate(Eval(code))171	if err != nil {172		return173	}174	remove, err := p.EvalOnNewDocument(code)175	if err != nil {176		return177	}178	p, cancel := p.WithCancel()179	stop = func() error {180		defer cancel()181		err := remove()182		if err != nil {183			return err184		}185		return proto.RuntimeRemoveBinding{Name: bind}.Call(p)186	}187	go p.EachEvent(func(e *proto.RuntimeBindingCalled) {188		if e.Name == bind {189			payload := gson.NewFrom(e.Payload)190			res, err := fn(payload.Get("req"))191			code := fmt.Sprintf("(res, err) => %s(res, err)", payload.Get("cb").Str())192			_, _ = p.Evaluate(Eval(code, res, err))193		}194	})()195	return196}197func (p *Page) formatArgs(opts *EvalOptions) ([]*proto.RuntimeCallArgument, error) {198	formated := []*proto.RuntimeCallArgument{}199	for _, arg := range opts.JSArgs {200		if obj, ok := arg.(*proto.RuntimeRemoteObject); ok { // remote object201			formated = append(formated, &proto.RuntimeCallArgument{ObjectID: obj.ObjectID})202		} else if obj, ok := arg.(*js.Function); ok { // js helper203			id, err := p.ensureJSHelper(obj)204			if err != nil {205				return nil, err206			}207			formated = append(formated, &proto.RuntimeCallArgument{ObjectID: id})208		} else { // plain json data209			formated = append(formated, &proto.RuntimeCallArgument{Value: gson.New(arg)})210		}211	}212	return formated, nil213}214// Check the doc of EvalHelper215func (p *Page) ensureJSHelper(fn *js.Function) (proto.RuntimeRemoteObjectID, error) {216	jsCtxID, err := p.getJSCtxID()217	if err != nil {218		return "", err219	}220	fnID, has := p.getHelper(jsCtxID, js.Functions.Name)221	if !has {222		res, err := proto.RuntimeCallFunctionOn{223			ObjectID:            jsCtxID,224			FunctionDeclaration: js.Functions.Definition,225		}.Call(p)226		if err != nil {227			return "", err228		}229		fnID = res.Result.ObjectID230		p.setHelper(jsCtxID, js.Functions.Name, fnID)231	}232	id, has := p.getHelper(jsCtxID, fn.Name)233	if !has {234		for _, dep := range fn.Dependencies {235			_, err := p.ensureJSHelper(dep)236			if err != nil {237				return "", err238			}239		}240		res, err := proto.RuntimeCallFunctionOn{241			ObjectID:  jsCtxID,242			Arguments: []*proto.RuntimeCallArgument{{ObjectID: fnID}},243			FunctionDeclaration: fmt.Sprintf(244				// we only need the object id, but the cdp will return the whole function string.245				// So we override the toString to reduce the overhead.246				"functions => { const f = functions.%s = %s; f.toString = () => 'fn'; return f }",247				fn.Name, fn.Definition,248			),249		}.Call(p)250		if err != nil {251			return "", err252		}253		id = res.Result.ObjectID254		p.setHelper(jsCtxID, fn.Name, id)255	}256	return id, nil257}258func (p *Page) getHelper(jsCtxID proto.RuntimeRemoteObjectID, name string) (proto.RuntimeRemoteObjectID, bool) {259	p.helpersLock.Lock()260	defer p.helpersLock.Unlock()261	if p.helpers == nil {262		p.helpers = map[proto.RuntimeRemoteObjectID]map[string]proto.RuntimeRemoteObjectID{}263	}264	list, ok := p.helpers[jsCtxID]265	if !ok {266		list = map[string]proto.RuntimeRemoteObjectID{}267		p.helpers[jsCtxID] = list268	}269	id, ok := list[name]270	return id, ok271}272func (p *Page) setHelper(jsCtxID proto.RuntimeRemoteObjectID, name string, fnID proto.RuntimeRemoteObjectID) {273	p.helpersLock.Lock()274	defer p.helpersLock.Unlock()275	p.helpers[jsCtxID][name] = fnID276}277// Returns the page's window object, the page can be an iframe278func (p *Page) getJSCtxID() (proto.RuntimeRemoteObjectID, error) {279	p.jsCtxLock.Lock()280	defer p.jsCtxLock.Unlock()281	if *p.jsCtxID != "" {282		return *p.jsCtxID, nil283	}284	if !p.IsIframe() {285		obj, err := proto.RuntimeEvaluate{Expression: "window"}.Call(p)286		if err != nil {287			return "", err288		}289		*p.jsCtxID = obj.Result.ObjectID290		p.helpersLock.Lock()291		p.helpers = nil292		p.helpersLock.Unlock()293		return *p.jsCtxID, nil294	}295	node, err := p.element.Describe(1, true)296	if err != nil {297		return "", err298	}299	obj, err := proto.DOMResolveNode{BackendNodeID: node.ContentDocument.BackendNodeID}.Call(p)300	if err != nil {301		return "", err302	}303	p.helpersLock.Lock()304	delete(p.helpers, *p.jsCtxID)305	p.helpersLock.Unlock()306	id, err := p.jsCtxIDByObjectID(obj.Object.ObjectID)307	*p.jsCtxID = id308	return *p.jsCtxID, err309}310func (p *Page) unsetJSCtxID() {311	p.jsCtxLock.Lock()312	defer p.jsCtxLock.Unlock()313	*p.jsCtxID = ""314}315func (p *Page) jsCtxIDByObjectID(id proto.RuntimeRemoteObjectID) (proto.RuntimeRemoteObjectID, error) {316	res, err := proto.RuntimeCallFunctionOn{317		ObjectID:            id,318		FunctionDeclaration: `() => window`,319	}.Call(p)320	if err != nil {321		return "", err322	}323	return res.Result.ObjectID, nil324}...

unsetJSCtxID

Using AI Code Generation

1import (2func main() {3    l := launcher.New().Headless(false)4    defer l.Cleanup()5    url := l.MustLaunch()6    page.MustElement("input[name='q']").MustInput("rod").MustPress(input.Enter)7    page.MustElement("h3").MustClick()8    page.MustWaitLoad()9    log.Println("Page title is:", page.MustTitle())10    page.UnsetJSCtxID()11    page.MustEval(`() => {12        console.log("Hello World")13    }`)14}

unsetJSCtxID

Using AI Code Generation

1import (2func main() {3	browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()4	page := browser.MustPage("")5	ctxID := page.MustEval(`() => {6		return window.__proto__.__proto__.__proto__.constructor.constructor("return this")().Symbol("context-id")7	}`).Int()8	page.UnsetJSCtxID(ctxID)9	page.MustEval(`() => {10		return window.__proto__.__proto__.__proto__.constructor.constructor("return this")().Symbol("context-id")11	}`)12}13import (14func main() {15	browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()16	page := browser.MustPage("")17	ctxID := page.MustEval(`() => {18		return window.__proto__.__proto__.__proto__.constructor.constructor("return this")().Symbol("context-id")19	}`).Int()20	page.UnsetJSCtxID(ctxID)21	page.MustEval(`() => {22		return window.__proto__.__proto__.__proto__.constructor.constructor("return this")().Symbol("context-id")23	}`)24}25import (26func main() {27	browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()28	page := browser.MustPage("")29	ctxID := page.MustEval(`() => {30		return window.__proto__.__proto__.__proto__.constructor.constructor("return this")().Symbol("context-id")31	}`).Int()

unsetJSCtxID

Using AI Code Generation

1import (2func main() {3	browser := rod.New().Connect()4	page := browser.Page("")5	page.UnsetJSCtxID()6}7import (8func main() {9	browser := rod.New().Connect()

unsetJSCtxID

Using AI Code Generation

1import (2func main() {3	browser := rod.New().Connect()4	page.UnsetJSCtxID()5	page.WaitLoad()6	title := page.Title()7	fmt.Println(title)8}9import (10func main() {11	browser := rod.New().Connect()12	page.UnsetJSCtxID()13	page.WaitLoad()14	title := page.Title()15	fmt.Println(title)16}17import (18func main() {19	browser := rod.New().Connect()20	page.UnsetJSCtxID()21	page.WaitLoad()22	title := page.Title()23	fmt.Println(title)24}25import (26func main() {27	browser := rod.New().Connect()28	page.UnsetJSCtxID()

unsetJSCtxID

Using AI Code Generation

1import (2func main() {3	browser := rod.New().MustConnect()4	page.UnsetJSCtxID()5	browser.Close()6}7github.com/go-rod/rod.(*Page).MustEval(0xc0000a6000, 0x5a1d7f, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)

unsetJSCtxID

Using AI Code Generation

1import (2func main() {3	la := launcher.New().Headless(false).MustLaunch()4	defer la.Kill()5	browser := proto.NewBrowser(proto.BrowserDriver(la))6	page := proto.NewPage(proto.PageDriver(browser))7	title, _ := page.GetTitle()8	fmt.Println(title)9	page.UnsetJSCtxID()10	title, _ = page.GetTitle()11	fmt.Println(title)12}13import (14func main() {15	la := launcher.New().Headless(false).MustLaunch()16	defer la.Kill()17	browser := proto.NewBrowser(proto.BrowserDriver(la))18	page := proto.NewPage(proto.PageDriver(browser))19	title, _ := page.GetTitle()20	fmt.Println(title)21	page.SetJSCtxID("1")22	title, _ = page.GetTitle()23	fmt.Println(title)24}25import (26func main() {27	la := launcher.New().Headless(false).MustLaunch()28	defer la.Kill()

unsetJSCtxID

Using AI Code Generation

1import "fmt"2import "github.com/go-rod/rod"3func main() {4        r := rod.New().UnsetJSCtxID()5        fmt.Println("Rod:", r)6}7import "fmt"8import "github.com/go-rod/rod"9func main() {10        r := rod.New().UnsetJSCtxID()11        fmt.Println("Rod:", r)12}13import "fmt"14import "github.com/go-rod/rod"15func main() {16        r := rod.New().UnsetJSCtxID()17        fmt.Println("Rod:", r)18}19import "fmt"20import "github.com/go-rod/rod"21func main() {22        r := rod.New().UnsetJSCtxID()23        fmt.Println("Rod:", r)24}25import "fmt"26import "github.com/go-rod/rod"27func main() {28        r := rod.New().UnsetJSCtxID()29        fmt.Println("Rod:", r)30}31import "fmt"32import "github.com/go-rod/rod"33func main() {34        r := rod.New().UnsetJSCtxID()35        fmt.Println("Rod:", r)36}37import "fmt"38import "github.com/go-rod/rod"39func main() {40        r := rod.New().UnsetJSCtxID()41        fmt.Println("Rod:", r)42}43import "fmt"44import "github.com/go-rod/rod"45func main() {46        r := rod.New().UnsetJSCtxID()47        fmt.Println("Rod:", r)48}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.