Best Rod code snippet using rod.Element
examples_test.go
Source:examples_test.go
...25 defer browser.MustClose()26 // Create a new page27 page := browser.MustPage("https://github.com")28 // We use css selector to get the search input element and input "git"29 page.MustElement("input").MustInput("git").MustType(input.Enter)30 // Wait until css selector get the element then get the text content of it.31 text := page.MustElement(".codesearch-results p").MustText()32 fmt.Println(text)33 // Get all input elements. Rod supports query elements by css selector, xpath, and regex.34 // For more detailed usage, check the query_test.go file.35 fmt.Println("Found", len(page.MustElements("input")), "input elements")36 // Eval js on the page37 page.MustEval(`() => console.log("hello world")`)38 // Pass parameters as json objects to the js function. This MustEval will result 339 fmt.Println("1 + 2 =", page.MustEval(`(a, b) => a + b`, 1, 2).Int())40 // When eval on an element, "this" in the js is the current DOM element.41 fmt.Println(page.MustElement("title").MustEval(`() => this.innerText`).String())42 // Output:43 // Git is the most widely used version control system.44 // Found 5 input elements45 // 1 + 2 = 346 // Search · git · GitHub47}48// Shows how to disable headless mode and debug.49// Rod provides a lot of debug options, you can set them with setter methods or use environment variables.50// Doc for environment variables: https://pkg.go.dev/github.com/go-rod/rod/lib/defaults51func Example_disable_headless_to_debug() {52 // Headless runs the browser on foreground, you can also use flag "-rod=show"53 // Devtools opens the tab in each new tab opened automatically54 l := launcher.New().55 Headless(false).56 Devtools(true)57 defer l.Cleanup() // remove launcher.FlagUserDataDir58 url := l.MustLaunch()59 // Trace shows verbose debug information for each action executed60 // Slowmotion is a debug related function that waits 2 seconds between61 // each action, making it easier to inspect what your code is doing.62 browser := rod.New().63 ControlURL(url).64 Trace(true).65 SlowMotion(2 * time.Second).66 MustConnect()67 // ServeMonitor plays screenshots of each tab. This feature is extremely68 // useful when debugging with headless mode.69 // You can also enable it with flag "-rod=monitor"70 launcher.Open(browser.ServeMonitor(""))71 defer browser.MustClose()72 page := browser.MustPage("https://github.com/")73 page.MustElement("input").MustInput("git").MustType(input.Enter)74 text := page.MustElement(".codesearch-results p").MustText()75 fmt.Println(text)76 utils.Pause() // pause goroutine77}78// Rod use https://golang.org/pkg/context to handle cancelations for IO blocking operations, most times it's timeout.79// Context will be recursively passed to all sub-methods.80// For example, methods like Page.Context(ctx) will return a clone of the page with the ctx,81// all the methods of the returned page will use the ctx if they have IO blocking operations.82// Page.Timeout or Page.WithCancel is just a shortcut for Page.Context.83// Of course, Browser or Element works the same way.84func Example_context_and_timeout() {85 page := rod.New().MustConnect().MustPage("https://github.com")86 page.87 // Set a 5-second timeout for all chained methods88 Timeout(5 * time.Second).89 // The total time for MustWaitLoad and MustElement must be less than 5 seconds90 MustWaitLoad().91 MustElement("title").92 // Methods after CancelTimeout won't be affected by the 5-second timeout93 CancelTimeout().94 // Set a 10-second timeout for all chained methods95 Timeout(10 * time.Second).96 // Panics if it takes more than 10 seconds97 MustText()98 // The two code blocks below are basically the same:99 {100 page.Timeout(5 * time.Second).MustElement("a").CancelTimeout()101 }102 {103 // Use this way you can customize your own way to cancel long-running task104 page, cancel := page.WithCancel()105 go func() {106 time.Sleep(time.Duration(rand.Int())) // cancel after randomly time107 cancel()108 }()109 page.MustElement("a")110 }111}112// We use "Must" prefixed functions to write example code. But in production you may want to use113// the no-prefix version of them.114// About why we use "Must" as the prefix, it's similar to https://golang.org/pkg/regexp/#MustCompile115func Example_error_handling() {116 page := rod.New().MustConnect().MustPage("https://mdn.dev")117 // We use Go's standard way to check error types, no magic.118 check := func(err error) {119 var evalErr *rod.ErrEval120 if errors.Is(err, context.DeadlineExceeded) { // timeout error121 fmt.Println("timeout err")122 } else if errors.As(err, &evalErr) { // eval error123 fmt.Println(evalErr.LineNumber)124 } else if err != nil {125 fmt.Println("can't handle", err)126 }127 }128 // The two code blocks below are doing the same thing in two styles:129 // The block below is better for debugging or quick scripting. We use panic to short-circuit logics.130 // So that we can take advantage of fluent interface (https://en.wikipedia.org/wiki/Fluent_interface)131 // and fail-fast (https://en.wikipedia.org/wiki/Fail-fast).132 // This style will reduce code, but it may also catch extra errors (less consistent and precise).133 {134 err := rod.Try(func() {135 fmt.Println(page.MustElement("a").MustHTML()) // use "Must" prefixed functions136 })137 check(err)138 }139 // The block below is better for production code. It's the standard way to handle errors.140 // Usually, this style is more consistent and precise.141 {142 el, err := page.Element("a")143 if err != nil {144 check(err)145 return146 }147 html, err := el.HTML()148 if err != nil {149 check(err)150 return151 }152 fmt.Println(html)153 }154}155// Example_search shows how to use Search to get element inside nested iframes or shadow DOMs.156// It works the same as https://developers.google.com/web/tools/chrome-devtools/dom#search157func Example_search() {158 browser := rod.New().MustConnect()159 defer browser.MustClose()160 page := browser.MustPage("https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe")161 // Click the zoom-in button of the OpenStreetMap162 page.MustSearch(".leaflet-control-zoom-in").MustClick()163 fmt.Println("done")164 // Output: done165}166func Example_page_screenshot() {167 page := rod.New().MustConnect().MustPage("https://github.com").MustWaitLoad()168 // simple version169 page.MustScreenshot("my.png")170 // customization version171 img, _ := page.Screenshot(true, &proto.PageCaptureScreenshot{172 Format: proto.PageCaptureScreenshotFormatJpeg,173 Quality: gson.Int(90),174 Clip: &proto.PageViewport{175 X: 0,176 Y: 0,177 Width: 300,178 Height: 200,179 Scale: 1,180 },181 FromSurface: true,182 })183 _ = utils.OutputFile("my.jpg", img)184}185func Example_page_pdf() {186 page := rod.New().MustConnect().MustPage("https://github.com").MustWaitLoad()187 // simple version188 page.MustPDF("my.pdf")189 // customized version190 pdf, _ := page.PDF(&proto.PagePrintToPDF{191 PaperWidth: gson.Num(8.5),192 PaperHeight: gson.Num(11),193 PageRanges: "1-3",194 })195 _ = utils.OutputFile("my.pdf", pdf)196}197// Show how to handle multiple results of an action.198// Such as when you login a page, the result can be success or wrong password.199func Example_race_selectors() {200 const username = ""201 const password = ""202 browser := rod.New().MustConnect()203 page := browser.MustPage("https://leetcode.com/accounts/login/")204 page.MustElement("#id_login").MustInput(username)205 page.MustElement("#id_password").MustInput(password).MustType(input.Enter)206 // It will keep retrying until one selector has found a match207 elm := page.Race().Element(".nav-user-icon-base").MustHandle(func(e *rod.Element) {208 // print the username after successful login209 fmt.Println(*e.MustAttribute("title"))210 }).Element("[data-cy=sign-in-error]").MustDo()211 if elm.MustMatches("[data-cy=sign-in-error]") {212 // when wrong username or password213 panic(elm.MustText())214 }215}216// Rod uses mouse cursor to simulate clicks, so if a button is moving because of animation, the click may not work as expected.217// We usually use WaitStable to make sure the target isn't changing anymore.218func Example_wait_for_animation() {219 browser := rod.New().MustConnect()220 defer browser.MustClose()221 page := browser.MustPage("https://getbootstrap.com/docs/4.0/components/modal/")222 page.MustWaitLoad().MustElement("[data-target='#exampleModalLive']").MustClick()223 saveBtn := page.MustElementR("#exampleModalLive button", "Close")224 // Here, WaitStable will wait until the button's position and size become stable.225 saveBtn.MustWaitStable().MustClick().MustWaitInvisible()226 fmt.Println("done")227 // Output: done228}229// When you want to wait for an ajax request to complete, this example will be useful.230func Example_wait_for_request() {231 browser := rod.New().MustConnect()232 defer browser.MustClose()233 page := browser.MustPage("https://www.wikipedia.org/").MustWaitLoad()234 // Start to analyze request events235 wait := page.MustWaitRequestIdle()236 // This will trigger the search ajax request237 page.MustElement("#searchInput").MustClick().MustInput("lisp")238 // Wait until there's no active requests239 wait()240 // We want to make sure that after waiting, there are some autocomplete241 // suggestions available.242 fmt.Println(len(page.MustElements(".suggestion-link")) > 0)243 // Output: true244}245// Shows how to change the retry/polling options that is used to query elements.246// This is useful when you want to customize the element query retry logic.247func Example_customize_retry_strategy() {248 browser := rod.New().MustConnect()249 defer browser.MustClose()250 page := browser.MustPage("https://github.com")251 // sleep for 0.5 seconds before every retry252 sleeper := func() utils.Sleeper {253 return func(context.Context) error {254 time.Sleep(time.Second / 2)255 return nil256 }257 }258 el, _ := page.Sleeper(sleeper).Element("input")259 fmt.Println(el.MustProperty("name"))260 // If sleeper is nil page.ElementE will query without retrying.261 // If nothing found it will return an error.262 el, err := page.Sleeper(rod.NotFoundSleeper).Element("input")263 if errors.Is(err, &rod.ErrElementNotFound{}) {264 fmt.Println("element not found")265 } else if err != nil {266 panic(err)267 }268 fmt.Println(el.MustProperty("name"))269 // Output:270 // q271 // q272}273// Shows how we can further customize the browser with the launcher library.274// Usually you use launcher lib to set the browser's command line flags (switches).275// Doc for flags: https://peter.sh/experiments/chromium-command-line-switches276func Example_customize_browser_launch() {277 url := launcher.New().278 Proxy("127.0.0.1:8080"). // set flag "--proxy-server=127.0.0.1:8080"279 Delete("use-mock-keychain"). // delete flag "--use-mock-keychain"280 MustLaunch()281 browser := rod.New().ControlURL(url).MustConnect()282 defer browser.MustClose()283 // So that we don't have to self issue certs for MITM284 browser.MustIgnoreCertErrors(true)285 // Adding authentication to the proxy, for the next auth request.286 // We use CLI tool "mitmproxy --proxyauth user:pass" as an example.287 go browser.MustHandleAuth("user", "pass")()288 // mitmproxy needs a cert config to support https. We use http here instead,289 // for example290 fmt.Println(browser.MustPage("https://mdn.dev/").MustElement("title").MustText())291}292// When rod doesn't have a feature that you need. You can easily call the cdp to achieve it.293// List of cdp API: https://github.com/go-rod/rod/tree/master/lib/proto294func Example_direct_cdp() {295 page := rod.New().MustConnect().MustPage()296 // Rod doesn't have a method to enable AD blocking,297 // but you can call cdp interface directly to achieve it.298 // The two code blocks below are equal to enable AD blocking299 {300 _ = proto.PageSetAdBlockingEnabled{301 Enabled: true,302 }.Call(page)303 }304 {305 // Interact with the cdp JSON API directly306 _, _ = page.Call(context.TODO(), "", "Page.setAdBlockingEnabled", map[string]bool{307 "enabled": true,308 })309 }310}311// Shows how to listen for events.312func Example_handle_events() {313 browser := rod.New().MustConnect()314 defer browser.MustClose()315 page := browser.MustPage()316 done := make(chan struct{})317 // Listen for all events of console output.318 go page.EachEvent(func(e *proto.RuntimeConsoleAPICalled) {319 fmt.Println(page.MustObjectsToJSON(e.Args))320 close(done)321 })()322 wait := page.WaitEvent(&proto.PageLoadEventFired{})323 page.MustNavigate("https://mdn.dev")324 wait()325 // EachEvent allows us to achieve the same functionality as above.326 if false {327 // Subscribe events before they happen, run the "wait()" to start consuming328 // the events. We can return an optional stop signal to unsubscribe events.329 wait := page.EachEvent(func(e *proto.PageLoadEventFired) (stop bool) {330 return true331 })332 page.MustNavigate("https://mdn.dev")333 wait()334 }335 // Or the for-loop style to handle events to do the same thing above.336 if false {337 page.MustNavigate("https://mdn.dev")338 for msg := range page.Event() {339 e := proto.PageLoadEventFired{}340 if msg.Load(&e) {341 break342 }343 }344 }345 page.MustEval(`() => console.log("hello", "world")`)346 <-done347 // Output:348 // [hello world]349}350func Example_download_file() {351 browser := rod.New().MustConnect()352 page := browser.MustPage("https://file-examples.com/index.php/sample-documents-download/sample-pdf-download/")353 wait := browser.MustWaitDownload()354 page.MustElementR("a", "DOWNLOAD SAMPLE PDF FILE").MustClick()355 _ = utils.OutputFile("t.pdf", wait())356}357// Shows how to intercept requests and modify358// both the request and the response.359// The entire process of hijacking one request:360//361// browser --req-> rod ---> server ---> rod --res-> browser362//363// The --req-> and --res-> are the parts that can be modified.364func Example_hijack_requests() {365 browser := rod.New().MustConnect()366 defer browser.MustClose()367 router := browser.HijackRequests()368 defer router.MustStop()...
query_test.go
Source:query_test.go
...10 "github.com/go-rod/rod/lib/proto"11 "github.com/go-rod/rod/lib/utils"12 "github.com/ysmood/gson"13)14func TestPageElements(t *testing.T) {15 g := setup(t)16 g.page.MustNavigate(g.srcFile("fixtures/input.html"))17 g.page.MustElement("input")18 list := g.page.MustElements("input")19 g.Eq("input", list.First().MustDescribe().LocalName)20 g.Eq("submit", list.Last().MustText())21}22func TestPagesQuery(t *testing.T) {23 g := setup(t)24 b := g.browser25 b.MustPage(g.srcFile("fixtures/click.html")).MustWaitLoad()26 pages := b.MustPages()27 g.True(pages.MustFind("button").MustHas("button"))28 g.Panic(func() { rod.Pages{}.MustFind("____") })29 g.True(pages.MustFindByURL("click.html").MustHas("button"))30 g.Panic(func() { rod.Pages{}.MustFindByURL("____") })31 _, err := pages.Find("____")32 g.Err(err)33 g.Eq(err.Error(), "cannot find page")34 g.Panic(func() {35 pages.MustFindByURL("____")36 })37 g.Panic(func() {38 g.mc.stubErr(1, proto.RuntimeCallFunctionOn{})39 pages.MustFind("button")40 })41 g.Panic(func() {42 g.mc.stubErr(1, proto.RuntimeCallFunctionOn{})43 pages.MustFindByURL("____")44 })45}46func TestPagesOthers(t *testing.T) {47 g := setup(t)48 list := rod.Pages{}49 g.Nil(list.First())50 g.Nil(list.Last())51 list = append(list, &rod.Page{})52 g.NotNil(list.First())53 g.NotNil(list.Last())54}55func TestPageHas(t *testing.T) {56 g := setup(t)57 g.page.MustNavigate(g.srcFile("fixtures/selector.html"))58 g.page.MustElement("body")59 g.True(g.page.MustHas("span"))60 g.False(g.page.MustHas("a"))61 g.True(g.page.MustHasX("//span"))62 g.False(g.page.MustHasX("//a"))63 g.True(g.page.MustHasR("button", "03"))64 g.False(g.page.MustHasR("button", "11"))65 g.mc.stubErr(1, proto.RuntimeCallFunctionOn{})66 g.Err(g.page.HasX("//a"))67 g.mc.stubErr(1, proto.RuntimeCallFunctionOn{})68 g.Err(g.page.HasR("button", "03"))69}70func TestElementHas(t *testing.T) {71 g := setup(t)72 g.page.MustNavigate(g.srcFile("fixtures/selector.html"))73 b := g.page.MustElement("body")74 g.True(b.MustHas("span"))75 g.False(b.MustHas("a"))76 g.True(b.MustHasX("//span"))77 g.False(b.MustHasX("//a"))78 g.True(b.MustHasR("button", "03"))79 g.False(b.MustHasR("button", "11"))80}81func TestSearch(t *testing.T) {82 g := setup(t)83 p := g.page.MustNavigate(g.srcFile("fixtures/click.html"))84 el := p.MustSearch("click me")85 g.Eq("click me", el.MustText())86 g.True(el.MustClick().MustMatches("[a=ok]"))87 _, err := p.Sleeper(rod.NotFoundSleeper).Search("not-exists")88 g.True(errors.Is(err, &rod.ErrElementNotFound{}))89 g.Eq(err.Error(), "cannot find element")90 // when search result is not ready91 {92 g.mc.stub(1, proto.DOMGetSearchResults{}, func(send StubSend) (gson.JSON, error) {93 return gson.New(nil), cdp.ErrCtxNotFound94 })95 p.MustSearch("click me")96 }97 // when node id is zero98 {99 g.mc.stub(1, proto.DOMGetSearchResults{}, func(send StubSend) (gson.JSON, error) {100 return gson.New(proto.DOMGetSearchResultsResult{101 NodeIds: []proto.DOMNodeID{0},102 }), nil103 })104 p.MustSearch("click me")105 }106 g.Panic(func() {107 g.mc.stubErr(1, proto.DOMPerformSearch{})108 p.MustSearch("click me")109 })110 g.Panic(func() {111 g.mc.stubErr(1, proto.DOMGetSearchResults{})112 p.MustSearch("click me")113 })114 g.Panic(func() {115 g.mc.stubErr(1, proto.RuntimeCallFunctionOn{})116 p.MustSearch("click me")117 })118}119func TestSearchElements(t *testing.T) {120 g := setup(t)121 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html"))122 {123 res, err := p.Search("button")124 g.E(err)125 c, err := res.All()126 g.E(err)127 g.Len(c, 4)128 g.mc.stubErr(1, proto.DOMGetSearchResults{})129 g.Err(res.All())130 g.mc.stubErr(1, proto.DOMResolveNode{})131 g.Err(res.All())132 }133 { // disable retry134 sleeper := func() utils.Sleeper { return utils.CountSleeper(1) }135 _, err := p.Sleeper(sleeper).Search("not-exists")136 g.Err(err)137 }138}139func TestSearchIframes(t *testing.T) {140 g := setup(t)141 p := g.page.MustNavigate(g.srcFile("fixtures/click-iframes.html"))142 el := p.MustSearch("button[onclick]")143 g.Eq("click me", el.MustText())144 g.True(el.MustClick().MustMatches("[a=ok]"))145}146func TestSearchIframesAfterReload(t *testing.T) {147 g := setup(t)148 p := g.page.MustNavigate(g.srcFile("fixtures/click-iframes.html"))149 frame := p.MustElement("iframe").MustFrame().MustElement("iframe").MustFrame()150 frame.MustReload()151 el := p.MustSearch("button[onclick]")152 g.Eq("click me", el.MustText())153 g.True(el.MustClick().MustMatches("[a=ok]"))154}155func TestPageRace(t *testing.T) {156 g := setup(t)157 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html"))158 p.Race().Element("button").MustHandle(func(e *rod.Element) { g.Eq("01", e.MustText()) }).MustDo()159 g.Eq("01", p.Race().Element("button").MustDo().MustText())160 p.Race().ElementX("//button").MustHandle(func(e *rod.Element) { g.Eq("01", e.MustText()) }).MustDo()161 g.Eq("01", p.Race().ElementX("//button").MustDo().MustText())162 p.Race().ElementR("button", "02").MustHandle(func(e *rod.Element) { g.Eq("02", e.MustText()) }).MustDo()163 g.Eq("02", p.Race().ElementR("button", "02").MustDo().MustText())164 p.Race().MustElementByJS("() => document.querySelector('button')", nil).165 MustHandle(func(e *rod.Element) { g.Eq("01", e.MustText()) }).MustDo()166 g.Eq("01", p.Race().MustElementByJS("() => document.querySelector('button')", nil).MustDo().MustText())167 raceFunc := func(p *rod.Page) (*rod.Element, error) {168 el := p.MustElement("button")169 g.Eq("01", el.MustText())170 return el, nil171 }172 p.Race().ElementFunc(raceFunc).MustHandle(func(e *rod.Element) { g.Eq("01", e.MustText()) }).MustDo()173 g.Eq("01", p.Race().ElementFunc(raceFunc).MustDo().MustText())174 el, err := p.Sleeper(func() utils.Sleeper { return utils.CountSleeper(2) }).Race().175 Element("not-exists").MustHandle(func(e *rod.Element) {}).176 ElementX("//not-exists").177 ElementR("not-exists", "test").MustHandle(func(e *rod.Element) {}).178 Do()179 g.Err(err)180 g.Nil(el)181 el, err = p.Race().MustElementByJS(`() => notExists()`, nil).Do()182 g.Err(err)183 g.Nil(el)184}185func TestPageRaceRetryInHandle(t *testing.T) {186 g := setup(t)187 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html"))188 p.Race().Element("div").MustHandle(func(e *rod.Element) {189 go func() {190 utils.Sleep(0.5)191 e.MustElement("button").MustEval(`() => this.innerText = '04'`)192 }()193 e.MustElement("button").MustWait("() => this.innerText === '04'")194 }).MustDo()195}196func TestPageElementX(t *testing.T) {197 g := setup(t)198 g.page.MustNavigate(g.srcFile("fixtures/selector.html"))199 g.page.MustElement("body")200 txt := g.page.MustElementX("//div").MustElementX("./button").MustText()201 g.Eq(txt, "02")202}203func TestPageElementsX(t *testing.T) {204 g := setup(t)205 g.page.MustNavigate(g.srcFile("fixtures/selector.html"))206 g.page.MustElement("body")207 list := g.page.MustElementsX("//button")208 g.Len(list, 4)209}210func TestElementR(t *testing.T) {211 g := setup(t)212 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html"))213 el := p.MustElementR("button", `\d1`)214 g.Eq("01", el.MustText())215 el = p.MustElement("div").MustElementR("button", `03`)216 g.Eq("03", el.MustText())217 p = g.page.MustNavigate(g.srcFile("fixtures/input.html"))218 el = p.MustElementR("input", `submit`)219 g.Eq("submit", el.MustText())220 el = p.MustElementR("input", `placeholder`)221 g.Eq("blur", *el.MustAttribute("id"))222 el = p.MustElementR("option", `/cc/i`)223 g.Eq("CC", el.MustText())224}225func TestElementFromElement(t *testing.T) {226 g := setup(t)227 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html"))228 el := p.MustElement("div").MustElement("button")229 g.Eq("02", el.MustText())230}231func TestElementsFromElement(t *testing.T) {232 g := setup(t)233 p := g.page.MustNavigate(g.srcFile("fixtures/input.html"))234 el := p.MustElement("form")235 list := p.MustElement("form").MustElements("option")236 g.Len(list, 4)237 g.Eq("B", list[1].MustText())238 g.mc.stubErr(1, proto.RuntimeCallFunctionOn{})239 g.Err(el.Elements("input"))240}241func TestElementParent(t *testing.T) {242 g := setup(t)243 p := g.page.MustNavigate(g.srcFile("fixtures/input.html"))244 el := p.MustElement("input").MustParent()245 g.Eq("FORM", el.MustEval(`() => this.tagName`).String())246}247func TestElementParents(t *testing.T) {248 g := setup(t)249 p := g.page.MustNavigate(g.srcFile("fixtures/input.html"))250 g.Len(p.MustElement("option").MustParents("*"), 4)251 g.Len(p.MustElement("option").MustParents("form"), 1)252}253func TestElementSiblings(t *testing.T) {254 g := setup(t)255 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html"))256 el := p.MustElement("div")257 a := el.MustPrevious()258 b := el.MustNext()259 g.Eq(a.MustText(), "01")260 g.Eq(b.MustText(), "04")261}262func TestElementFromElementX(t *testing.T) {263 g := setup(t)264 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html"))265 el := p.MustElement("div").MustElementX("./button")266 g.Eq("02", el.MustText())267}268func TestElementsFromElementsX(t *testing.T) {269 g := setup(t)270 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html"))271 list := p.MustElement("div").MustElementsX("./button")272 g.Len(list, 2)273}274func TestElementTracing(t *testing.T) {275 g := setup(t)276 g.browser.Trace(true)277 g.browser.Logger(utils.LoggerQuiet)278 defer func() {279 g.browser.Trace(defaults.Trace)280 g.browser.Logger(rod.DefaultLogger)281 }()282 p := g.page.MustNavigate(g.srcFile("fixtures/click.html"))283 g.Eq(`rod.element("code") html`, p.MustElement("html").MustElement("code").MustText())284}285func TestPageElementByJS(t *testing.T) {286 g := setup(t)287 p := g.page.MustNavigate(g.srcFile("fixtures/click.html"))288 g.Eq(p.MustElementByJS(`() => document.querySelector('button')`).MustText(), "click me")289 _, err := p.ElementByJS(rod.Eval(`() => 1`))290 g.Is(err, &rod.ErrExpectElement{})291 g.Eq(err.Error(), "expect js to return an element, but got: {\"type\":\"number\",\"value\":1,\"description\":\"1\"}")292}293func TestPageElementsByJS(t *testing.T) {294 g := setup(t)295 p := g.page.MustNavigate(g.srcFile("fixtures/selector.html")).MustWaitLoad()296 g.Len(p.MustElementsByJS("() => document.querySelectorAll('button')"), 4)297 _, err := p.ElementsByJS(rod.Eval(`() => [1]`))298 g.Is(err, &rod.ErrExpectElements{})299 g.Eq(err.Error(), "expect js to return an array of elements, but got: {\"type\":\"number\",\"value\":1,\"description\":\"1\"}")300 _, err = p.ElementsByJS(rod.Eval(`() => 1`))301 g.Eq(err.Error(), "expect js to return an array of elements, but got: {\"type\":\"number\",\"value\":1,\"description\":\"1\"}")302 _, err = p.ElementsByJS(rod.Eval(`() => foo()`))303 g.Err(err)304 g.mc.stubErr(1, proto.RuntimeGetProperties{})305 _, err = p.ElementsByJS(rod.Eval(`() => [document.body]`))306 g.Err(err)307 g.mc.stubErr(4, proto.RuntimeCallFunctionOn{})308 g.Err(p.Elements("button"))309}310func TestPageElementTimeout(t *testing.T) {311 g := setup(t)312 page := g.page.MustNavigate(g.blank())313 start := time.Now()314 _, err := page.Timeout(300 * time.Millisecond).Element("not-exists")315 g.Is(err, context.DeadlineExceeded)316 g.Gte(time.Since(start), 300*time.Millisecond)317}318func TestPageElementMaxRetry(t *testing.T) {319 g := setup(t)320 page := g.page.MustNavigate(g.blank())321 s := func() utils.Sleeper { return utils.CountSleeper(5) }322 _, err := page.Sleeper(s).Element("not-exists")323 g.Is(err, &utils.ErrMaxSleepCount{})324}325func TestElementsOthers(t *testing.T) {326 g := setup(t)327 list := rod.Elements{}328 g.Nil(list.First())329 g.Nil(list.Last())330}...
use_gorod.go
Source:use_gorod.go
...91 // Custom function to add script tag with its content to body92 addScriptTagToBody := func(p *rod.Page, value string) error {93 var addScriptHelper = &js.Function{94 Name: "addScriptTagToBody",95 Definition: `function(e,t,n){if(!document.getElementById(e))return new Promise((i,o)=>{var s=document.createElement("script");t?(s.src=t,s.onload=i):(s.type="text/javascript",s.text=n,i()),s.id=e,s.onerror=o,document.body.appendChild(s)})}`,96 Dependencies: []*js.Function{},97 }98 hash := md5.Sum([]byte(value))99 id := hex.EncodeToString(hash[:])100 script := rod.EvalHelper(addScriptHelper, id, "", value)101 _, err := p.Evaluate(script.ByPromise())102 return err103 }104 headElement := page.MustElement("head")105 // prevent execution of tracking such as google analytics, gtm, or facebook106 // let's start by scanning the head section107 for _, s := range headElement.MustElements("script") {108 if strings.Contains(s.MustHTML(), "googletagmanager.com") {109 s.MustRemove()110 }111 }112 bodyElement := page.MustElement("body")113 bodyElement.MustElement("noscript").MustRemove()114 err = addScriptTagToBody(page, jsInjection)115 //err = page.AddScriptTag("", jsInjection) // this one adding script tag on head section116 if err != nil {117 _, _ = fmt.Fprint(w, "")118 return119 }120 wait()121 page.MustWaitIdle().MustElement("body.page-completed")122 htmlRootElement, err2 := bodyElement.Parent()123 if err2 != nil {124 _, _ = fmt.Fprint(w, "")125 return126 }127 htmlResult := htmlRootElement.MustHTML()128 //_ = ioutil.WriteFile("rendered.html", []byte(htmlResult), os.ModePerm)129 _, _ = fmt.Fprintln(w, htmlResult)130}
Element
Using AI Code Generation
1import (2func main() {3 browser := rod.New().Connect()4 page.Element("input[name=q]").Input("rod").Press(input.Enter)5 page.Screenshot("screenshot.png")6 fmt.Println("Screenshot saved to screenshot.png")7 browser.Close()8}
Element
Using AI Code Generation
1import (2func main() {3 l := launcher.New().Bin("/usr/bin/chromium").Headless(false).MustLaunch()4 defer l.Close()5 browser := rod.New().ControlURL(l).MustConnect()6 defer browser.MustClose()7 page.MustElement("input[name=q]").MustInput("rod")8 page.MustElement("input[name=btnK]").MustClick()9 fmt.Println(page.MustElement("h3").MustText())10}11import (12func main() {13 l := launcher.New().Bin("/usr/bin/chromium").Headless(false).MustLaunch()14 defer l.Close()15 browser := rod.New().ControlURL(l).MustConnect()16 defer browser.MustClose()17 page.MustElement("input[name=q]").MustInput("rod")18 page.MustElement("input[name=btnK]").MustClick()19 page.MustElement("h3").MustElement("a").MustClick()20 fmt.Println(page.MustElement("h1").MustText())21}22import (23func main() {24 l := launcher.New().Bin("/usr/bin/chromium").Headless(false).MustLaunch()25 defer l.Close()26 browser := rod.New().ControlURL(l).MustConnect()27 defer browser.MustClose()28 page.MustElement("input[name=q]").MustInput("rod")29 page.MustElement("input[name=btnK]").MustClick()30 page.MustElement("h3").MustElement("a").MustClick()31 fmt.Println(page.MustElement("h1").MustText())32}33import (34func main() {35 l := launcher.New().Bin("/usr
Element
Using AI Code Generation
1import (2func main() {3 browser := rod.New().Connect()4 title := page.Element("title").Text()5 fmt.Println(title)6}7import (8func main() {9 browser := rod.New().Connect()10 title := page.Element("title").Text()11 fmt.Println(title)12}13import (14func main() {15 browser := rod.New().Connect()16 links := page.Elements("a")17 for _, link := range links {18 fmt.Println(link.Text())19 }20}21import (22func main() {23 browser := rod.New().Connect()24 fmt.Println(title)25}26import (27func main() {28 browser := rod.New().Connect()
Element
Using AI Code Generation
1import (2func main() {3 browser := rod.New().Connect()4 element := page.Element("input[name=q]")5 fmt.Println(element)6}7import (8func main() {9 browser := rod.New().Connect()10 element := page.ElementX("/html/body/div[1]/div[3]/form/div[1]/div[1]/div[1]/div/div[2]/input")11 fmt.Println(element)12}13import (14func main() {15 browser := rod.New().Connect()16 elements := page.Elements("input[name=q]")17 fmt.Println(elements)18}19import (20func main() {21 browser := rod.New().Connect()22 elements := page.ElementsX("/html/body/div[1]/div[3]/form/div[1]/div[1]/div[1]/div/div[2]/input")23 fmt.Println(elements)24}25import (26func main() {27 browser := rod.New().Connect()
Element
Using AI Code Generation
1import (2func main() {3 browser := rod.New().MustConnect()4 defer browser.MustClose()5 page := browser.MustPage("")6 defer page.MustClose()7 title := page.MustNavigate("
Element
Using AI Code Generation
1import (2func main() {3 el := page.Element("input[name=q]")4 fmt.Println(el)5}6import (7func main() {8 el := page.Elements("input[name=q]")9 fmt.Println(el)10}11import (12func main() {13 el := page.ElementR("input[name=q]")14 fmt.Println(el)15}16import (17func main() {18 el := page.ElementsR("input[name=q]")19 fmt.Println(el)20}21import (22func main() {23 el := page.ElementX("input[name=q]")24 fmt.Println(el)25}26import (27func main() {28 el := page.ElementsX("input[name=q]")29 fmt.Println(el)30}31import (32func main() {33 el := page.ElementXFrom("input[name=q]", page)34 fmt.Println(el)35}36import (
Element
Using AI Code Generation
1import (2func main() {3 browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()4 input := page.MustElement("input[name=q]")5 input.MustInput("rod").MustPress(input.Enter)6 page.MustWaitLoad()7 stats := page.MustElement(".g").MustText()8 fmt.Println(stats)9}10import (11func main() {12 browser := rod.New().ControlURL(launcher.New().MustLaunch()).MustConnect()13 input.MustInput("rod").MustPress(input.Enter)14 page.MustWaitLoad()15 stats := page.MustElement(".g").MustText()16 fmt.Println(stats)17}18import (19func main() {
Element
Using AI Code Generation
1import (2func main() {3 browser := rod.New().MustConnect()4 element := page.MustElement("input[name=q]")5 fmt.Println(element.MustText())6}
Element
Using AI Code Generation
1func main() {2 r.Element()3}4func main() {5 r.Element()6}7func main() {8 r.Element()9}10func main() {11 r.Element()12}13func main() {14 r.Element()15}16func main() {17 r.Element()18}19func main() {20 r.Element()21}22func main() {23 r.Element()24}
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