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WebDriver Protocol

newSession​

The New Session command creates a new WebDriver session with the endpoint node. If the creation fails, a session not created error is returned.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.newSession(capabilities)
Parameters​
NameTypeDetails
capabilities
objecta JSON object, the set of capabilities that was ultimately merged and matched in the capability processing algorithm
Returns​
  • <Object>
    session
    :
    Object containing sessionId and capabilities of created WebDriver session.

deleteSession​

The Delete Session command closes any top-level browsing contexts associated with the current session, terminates the connection, and finally closes the current session.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.deleteSession()

status​

The Status command returns information about whether a remote end is in a state in which it can create new sessions and can additionally include arbitrary meta information that is specific to the implementation.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.status()
Returns​
  • <Object>
    status
    :
    Object containing status of the driver status.

getTimeouts​

The Get Timeouts command gets timeout durations associated with the current session.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getTimeouts()
Returns​
  • <Object>
    timeouts
    :
    Object containing timeout durations for script, pageLoad and implicit timeouts.

setTimeouts​

The Set Timeouts command sets timeout durations associated with the current session. The timeouts that can be controlled are listed in the table of session timeouts below.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.setTimeouts(implicit, pageLoad, script)
Parameters​
NameTypeDetails
implicit

optional
numberinteger in ms for session implicit wait timeout
pageLoad

optional
numberinteger in ms for session page load timeout
script

optional
numberinteger in ms for session script timeout

getUrl​

The Get Current URL command returns the URL of the current top-level browsing context.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getUrl()
Returns​
  • <string>
    url
    :
    current top-level browsing context’s active document’s document URL

The navigateTo (go) command is used to cause the user agent to navigate the current top-level browsing context a new location.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.navigateTo(url)
Parameters​
NameTypeDetails
url
stringstring representing an absolute URL (beginning with http(s)), possibly including a fragment (#...), could also be a local scheme (about: etc)
Returns​
  • <string>
    url
    :
    current document URL of the top-level browsing context.

back​

The Back command causes the browser to traverse one step backward in the joint session history of the current top-level browsing context. This is equivalent to pressing the back button in the browser chrome or calling window.history.back.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.back()

forward​

The Forward command causes the browser to traverse one step forwards in the joint session history of the current top-level browsing context.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.forward()

refresh​

The Refresh command causes the browser to reload the page in current top-level browsing context.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.refresh()

getTitle​

The Get Title command returns the document title of the current top-level browsing context, equivalent to calling document.title.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getTitle()
Returns​
  • <string>
    title
    :
    Returns a string which is the same as document.title of the current top-level browsing context.

getWindowHandle​

The Get Window Handle command returns the window handle for the current top-level browsing context. It can be used as an argument to Switch To Window.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getWindowHandle()
Returns​
  • <string>
    handle
    :
    Returns a string which is the window handle for the current top-level browsing context.

closeWindow​

The Close Window command closes the current top-level browsing context. Once done, if there are no more top-level browsing contexts open, the WebDriver session itself is closed.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.closeWindow()

switchToWindow​

The Switch To Window command is used to select the current top-level browsing context for the current session, i.e. the one that will be used for processing commands.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.switchToWindow(handle)
Parameters​
NameTypeDetails
handle
stringa string representing a window handle, should be one of the strings that was returned in a call to getWindowHandles

createWindow​

Create a new top-level browsing context.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.createWindow(type)
Parameters​
NameTypeDetails
type
stringSet to 'tab' if the newly created window shares an OS-level window with the current browsing context, or 'window' otherwise.
Returns​
  • <Object>
    window
    :
    New window object containing 'handle' with the value of the handle and 'type' with the value of the created window type

getWindowHandles​

The Get Window Handles command returns a list of window handles for every open top-level browsing context. The order in which the window handles are returned is arbitrary.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getWindowHandles()
Returns​
  • <String[]>
    handles
    :
    An array which is a list of window handles.

printPage​

The Print Page command renders the document to a paginated PDF document.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.printPage(orientation, scale, background, width, height, top, bottom, left, right, shrinkToFit, pageRanges)
Parameters​
NameTypeDetails
orientation

optional
stringpage orientation. Default: portrait
scale

optional
numberpage scale. Default: 1
background

optional
booleanpage background. Default: false
width

optional
numberpage width in cm. Default: 21.59 from page
height

optional
numberpage height in cm. Default: 27.94 from page
top

optional
numberpage margin in cm from top margin. Default: 1
bottom

optional
numberpage margin in cm from bottom margin. Default: 1
left

optional
numberpage margin in cm from left margin. Default: 1
right

optional
numberpage margin in cm from right margin. Default: 1
shrinkToFit

optional
booleanshrink pdf to fit in page. Default: true
pageRanges

optional
object[]page ranges. Default []
Returns​
  • <string>
    pdf
    :
    The base64-encoded PDF representation of the paginated document.

switchToFrame​

The Switch To Frame command is used to select the current top-level browsing context or a child browsing context of the current browsing context to use as the current browsing context for subsequent commands.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.switchToFrame(id)
Parameters​
NameTypeDetails
id
number, object, nullone of three possible types: null: this represents the top-level browsing context (i.e., not an iframe), a Number, representing the index of the window object corresponding to a frame, an Element object received using findElement.

switchToParentFrame​

The Switch to Parent Frame command sets the current browsing context for future commands to the parent of the current browsing context.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.switchToParentFrame()

getWindowRect​

The Get Window Rect command returns the size and position on the screen of the operating system window corresponding to the current top-level browsing context.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getWindowRect()
Returns​
  • <Object>
    windowRect
    :
    A JSON representation of a "window rect" object. This has 4 properties: x, y, width and height.

setWindowRect​

The Set Window Rect command alters the size and the position of the operating system window corresponding to the current top-level browsing context.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.setWindowRect(x, y, width, height)
Parameters​
NameTypeDetails
x
number, nullthe screenX attribute of the window object
y
number, nullthe screenY attribute of the window object
width
number, nullthe width of the outer dimensions of the top-level browsing context, including browser chrome etc...
height
number, nullthe height of the outer dimensions of the top-level browsing context, including browser chrome etc...
Returns​
  • <Object>
    windowRect
    :
    A JSON representation of a "window rect" object based on the new window state.

maximizeWindow​

The Maximize Window command invokes the window manager-specific "maximize" operation, if any, on the window containing the current top-level browsing context. This typically increases the window to the maximum available size without going full-screen.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.maximizeWindow()
Returns​
  • <Object>
    windowRect
    :
    A JSON representation of a "window rect" object based on the new window state.

minimizeWindow​

The Minimize Window command invokes the window manager-specific "minimize" operation, if any, on the window containing the current top-level browsing context. This typically hides the window in the system tray.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.minimizeWindow()
Returns​
  • <Object>
    windowRect
    :
    A JSON representation of a "window rect" object of the (new) current top-level browsing context.

fullscreenWindow​

The Fullscreen Window command invokes the window manager-specific β€œfull screen” operation, if any, on the window containing the current top-level browsing context. This typically increases the window to the size of the physical display and can hide browser chrome elements such as toolbars.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.fullscreenWindow()
Returns​
  • <Object>
    windowRect
    :
    A JSON representation of a "window rect" object of the (new) current top-level browsing context.

findElement​

The Find Element command is used to find an element in the current browsing context that can be used for future commands. This command returns JSON representation of the element that can be passed to $ command to transform the reference to an extended WebdriverIO element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.findElement(using, value)
Parameters​
NameTypeDetails
using
stringa valid element location strategy
value
stringthe actual selector that will be used to find an element
Example​
// get element
const elementRef = await browser.findElement('xpath', '//div')
const element = await $(elementRef)
await element.click()
Returns​
  • <object>
    element
    :
    A JSON representation of an element object, e.g. { &#39;element-6066-11e4-a52e-4f735466cecf&#39;: &#39;ELEMENT_1&#39; }.

findElementFromShadowRoot​

The Find Element From Shadow Root command is used to find an element within the shadow root of an element that can be used for future commands. This command returns JSON representation of the element that can be passed to $ command to transform the reference to an extended WebdriverIO element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.findElementFromShadowRoot(shadowId, using, value)
Parameters​
NameTypeDetails
shadowId
Stringelement id of a shadow root element
using
stringa valid element location strategy
value
stringthe actual selector that will be used to find an element
Example​
// get shadow root
const element = await browser.findElement('xpath', '//div')
const shadowRoot = await browser.getElementShadowRoot(
element['element-6066-11e4-a52e-4f735466cecf']
)
// fetch element within that shadow root
const elementRef = await browser.findElementFromShadowRoot(
shadowRoot['shadow-6066-11e4-a52e-4f735466cecf'],
'xpath',
'//div'
)
Returns​
  • <object>
    element
    :
    A JSON representation of an element shadow object, e.g. { &#39;element-6066-11e4-a52e-4f735466cecf&#39;: &#39;ELEMENT_1&#39; }.

findElements​

The Find Elements command is used to find elements in the current browsing context that can be used for future commands. This command returns array of JSON representation of the elements that can be passed to $ command to transform the reference to an extended WebdriverIO element (See findElement).

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.findElements(using, value)
Parameters​
NameTypeDetails
using
stringa valid element location strategy
value
stringthe actual selector that will be used to find an element
Returns​
  • <object[]>
    elements
    :
    A (possibly empty) JSON list of representations of an element object, e.g. [{ &#39;element-6066-11e4-a52e-4f735466cecf&#39;: &#39;ELEMENT_1&#39; }].

findElementsFromShadowRoot​

The Find Elements command is used to find elements within the shadow root of an element that can be used for future commands. This command returns array of JSON representation of the elements that can be passed to $ command to transform the reference to an extended WebdriverIO element (See findElement).

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.findElementsFromShadowRoot(shadowId, using, value)
Parameters​
NameTypeDetails
shadowId
Stringelement id of a shadow root element
using
stringa valid element location strategy
value
stringthe actual selector that will be used to find an element
Example​
// get shadow root
const element = await browser.findElement('xpath', '//div')
const shadowRoot = await browser.getElementShadowRoot(
element['element-6066-11e4-a52e-4f735466cecf']
)
// fetch elements within that shadow root
const elementRef = await browser.findElementsFromShadowRoot(
shadowRoot['shadow-6066-11e4-a52e-4f735466cecf'],
'xpath',
'//div'
)
Returns​
  • <object[]>
    elements
    :
    A (possibly empty) JSON list of representations of an element object, e.g. { &#39;element-6066-11e4-a52e-4f735466cecf&#39;: &#39;ELEMENT_1&#39; }.

findElementFromElement​

The Find Element From Element command is used to find an element from a web element in the current browsing context that can be used for future commands. This command returns JSON representation of the element that can be passed to $ command to transform the reference to an extended WebdriverIO element (See findElement).

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.findElementFromElement(elementId, using, value)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
using
stringa valid element location strategy
value
stringthe actual selector that will be used to find an element
Returns​
  • <object>
    element
    :
    A JSON representation of an element object, e.g. { &#39;element-6066-11e4-a52e-4f735466cecf&#39;: &#39;ELEMENT_1&#39; }.

findElementsFromElement​

The Find Elements From Element command is used to find elements from a web element in the current browsing context that can be used for future commands. This command returns array of JSON representation of the elements that can be passed to $ command to transform the reference to an extended WebdriverIO element (See findElement).

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.findElementsFromElement(elementId, using, value)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
using
stringa valid element location strategy
value
stringthe actual selector that will be used to find an element
Returns​
  • <object[]>
    elements
    :
    A (possibly empty) JSON list of representations of an element object, e.g. [{ &#39;element-6066-11e4-a52e-4f735466cecf&#39;: &#39;ELEMENT_1&#39; }].

getElementShadowRoot​

Get the shadow root object of an element. The result object can be used to fetch elements within this shadow root using e.g. findElementFromShadowRoots or findElementsFromShadowRoots.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementShadowRoot(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <string>
    element
    :
    A JSON representation of an element shadow root, e.g. { &#39;shadow-6066-11e4-a52e-4f735466cecf&#39;: &#39;ELEMENT_1&#39; }.

getActiveElement​

Get Active Element returns the active element of the current browsing context’s document element. This command returns JSON representation of the element that can be passed to $ command to transform the reference to an extended WebdriverIO element (See findElement).

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getActiveElement()
Returns​
  • <string>
    element
    :
    A JSON representation of an element object, e.g. { &#39;element-6066-11e4-a52e-4f735466cecf&#39;: &#39;ELEMENT_1&#39; }.

isElementSelected​

Is Element Selected determines if the referenced element is selected or not. This operation only makes sense on input elements of the Checkbox- and Radio Button states, or option elements.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.isElementSelected(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <Boolean>
    isSelected
    :
    true or false based on the selected state.

isElementDisplayed​

Is Element Displayed determines the visibility of an element which is guided by what is perceptually visible to the human eye. In this context, an element's displayedness does not relate to the visibility or display style properties.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.isElementDisplayed(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <Boolean>
    isDisplayed
    :
    true or false based on the visible state.

getElementAttribute​

The Get Element Attribute command will return the attribute of a web element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementAttribute(elementId, name)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
name
Stringname of the attribute value to retrieve
Returns​
  • <string>
    attribute
    :
    The named attribute of the element.

getElementProperty​

The Get Element Property command will return the result of getting a property of an element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementProperty(elementId, name)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
name
Stringname of the attribute property to retrieve
Returns​
  • <string>
    property
    :
    The named property of the element, accessed by calling GetOwnProperty on the element object.

getElementCSSValue​

The Get Element CSS Value command retrieves the computed value of the given CSS property of the given web element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementCSSValue(elementId, propertyName)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
propertyName
Stringname of the CSS property to retrieve
Returns​
  • <string>
    cssValue
    :
    The computed value of the parameter corresponding to property name from the element's style declarations (unless the document type is xml, in which case the return value is simply the empty string).

getElementText​

The Get Element Text command intends to return an element’s text "as rendered". An element's rendered text is also used for locating a elements by their link text and partial link text.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementText(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <string>
    text
    :
    The visible text of the element (including child elements), following the algorithm defined in the Selenium Atoms for bot.dom.getVisibleText.

getElementTagName​

The Get Element Tag Name command returns the qualified element name of the given web element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementTagName(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <string>
    text
    :
    The tagName attribute of the element.

getElementRect​

The Get Element Rect command returns the dimensions and coordinates of the given web element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementRect(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <Object>
    elementRect
    :
    A JSON object representing the position and bounding rect of the element.

isElementEnabled​

Is Element Enabled determines if the referenced element is enabled or not. This operation only makes sense on form controls.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.isElementEnabled(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <Boolean>
    isEnabled
    :
    If the element is in an xml document, or is a disabled form control: false, otherwise, true.

elementClick​

The Element Click command scrolls into view the element if it is not already pointer-interactable, and clicks its in-view center point. If the element's center point is obscured by another element, an element click intercepted error is returned. If the element is outside the viewport, an element not interactable error is returned.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.elementClick(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)

elementClear​

The Element Clear command scrolls into view an editable or resettable element and then attempts to clear its selected files or text content.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.elementClear(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)

elementSendKeys​

The Element Send Keys command scrolls into view the form control element and then sends the provided keys to the element. In case the element is not keyboard-interactable, an element not interactable error is returned.

The key input state used for input may be cleared mid-way through "typing" by sending the null key, which is U+E000 (NULL).

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.elementSendKeys(elementId, text)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
text
stringstring to send as keystrokes to the element

getPageSource​

The Get Page Source command returns a string serialization of the DOM of the current browsing context active document.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getPageSource()
Returns​
  • <string>
    pageSource
    :
    the DOM of the current browsing context active document

executeScript​

The Execute Script command executes a JavaScript function in the context of the current browsing context and returns the return value of the function.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.executeScript(script, args)
Parameters​
NameTypeDetails
script
stringa string, the Javascript function body you want executed
args
string, object, number, boolean, undefined[]an array of JSON values which will be deserialized and passed as arguments to your function
Returns​
  • <*>
    result
    :
    Either the return value of your script, the fulfillment of the Promise returned by your script, or the error which was the reason for your script's returned Promise's rejection.

executeAsyncScript​

The Execute Async Script command causes JavaScript to execute as an anonymous function. Unlike the Execute Script command, the result of the function is ignored. Instead an additional argument is provided as the final argument to the function. This is a function that, when called, returns its first argument as the response.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.executeAsyncScript(script, args)
Parameters​
NameTypeDetails
script
stringa string, the Javascript function body you want executed
args
string, object, number, boolean, undefined[]an array of JSON values which will be deserialized and passed as arguments to your function
Returns​
  • <*>
    result
    :
    Either the return value of your script, the fulfillment of the Promise returned by your script, or the error which was the reason for your script's returned Promise's rejection.

getAllCookies​

The Get All Cookies command returns all cookies associated with the address of the current browsing context’s active document.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getAllCookies()
Returns​
  • <Object[]>
    cookies
    :
    A list of serialized cookies. Each serialized cookie has a number of optional fields which may or may not be returned in addition to name and value.

addCookie​

The Add Cookie command adds a single cookie to the cookie store associated with the active document's address.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.addCookie(cookie)
Parameters​
NameTypeDetails
cookie
objectA JSON object representing a cookie. It must have at least the name and value fields and could have more, including expiry-time and so on

deleteAllCookies​

The Delete All Cookies command allows deletion of all cookies associated with the active document's address.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.deleteAllCookies()

getNamedCookie​

The Get Named Cookie command returns the cookie with the requested name from the associated cookies in the cookie store of the current browsing context's active document. If no cookie is found, a no such cookie error is returned.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getNamedCookie(name)
Parameters​
NameTypeDetails
name
Stringname of the cookie to retrieve
Returns​
  • <Object>
    cookie
    :
    A serialized cookie, with name and value fields. There are a number of optional fields like path, domain, and expiry-time which may also be present.

deleteCookie​

The Delete Cookie command allows you to delete either a single cookie by parameter name, or all the cookies associated with the active document's address if name is undefined.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.deleteCookie(name)
Parameters​
NameTypeDetails
name
Stringname of the cookie to delete

performActions​

The Perform Actions command is used to execute complex user actions. See spec for more details.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.performActions(actions)
Parameters​
NameTypeDetails
actions
object[]a list of objects, each of which represents an input source and its associated actions

releaseActions​

The Release Actions command is used to release all the keys and pointer buttons that are currently depressed. This causes events to be fired as if the state was released by an explicit series of actions. It also clears all the internal state of the virtual devices.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.releaseActions()

dismissAlert​

The Dismiss Alert command dismisses a simple dialog if present, otherwise error. A request to dismiss an alert user prompt, which may not necessarily have a dismiss button, has the same effect as accepting it.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.dismissAlert()

acceptAlert​

The Accept Alert command accepts a simple dialog if present, otherwise error.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.acceptAlert()

getAlertText​

The Get Alert Text command returns the message of the current user prompt. If there is no current user prompt, it returns an error.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getAlertText()
Returns​
  • <string>
    alertText
    :
    The message of the user prompt.

sendAlertText​

The Send Alert Text command sets the text field of a window.prompt user prompt to the given value.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.sendAlertText(text)
Parameters​
NameTypeDetails
text
stringstring to set the prompt to

takeScreenshot​

The Take Screenshot command takes a screenshot of the top-level browsing context's viewport.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.takeScreenshot()
Returns​
  • <string>
    screenshot
    :
    The base64-encoded PNG image data comprising the screenshot of the initial viewport.

takeElementScreenshot​

The Take Element Screenshot command takes a screenshot of the visible region encompassed by the bounding rectangle of an element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.takeElementScreenshot(elementId, scroll)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
scroll

optional
booleanscroll into view the element. Default: true
Returns​
  • <string>
    screenshot
    :
    The base64-encoded PNG image data comprising the screenshot of the visible region of an element’s bounding rectangle after it has been scrolled into view.

getElementComputedRole​

Get the computed WAI-ARIA role of an element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementComputedRole(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <string>
    role
    :
    The result of computing the WAI-ARIA role of element.

getElementComputedLabel​

Get the accessible name of the element.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getElementComputedLabel(elementId)
Parameters​
NameTypeDetails
elementId
Stringthe id of an element returned in a previous call to Find Element(s)
Returns​
  • <string>
    label
    :
    The result of a Accessible Name and Description Computation for the Accessible Name of the element.

setPermissions​

Simulates user modification of a PermissionDescriptor's permission state. Note: this feature has not landed in all browsers yet.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.setPermissions(descriptor, state, oneRealm)
Parameters​
NameTypeDetails
descriptor
objectEach powerful feature has one or more aspects that websites can request permission to access. To describe these aspects, each feature defines a subtype of PermissionDescriptor to be its permission descriptor type. Note: this feature has not landed in all browsers yet.
state
stringDetermines whether permission is granted, denied or prompted.
oneRealm

optional
booleanWhether or not to apply permissions to all execution contexts.
Example​
// set midi permissions
browser.setPermissions({
name: 'midi',
sysex; true
, 'granted'); // can be also 'denied' or 'prompt'

generateTestReport​

Generates a report for testing. Extension for Reporting API. Note: this feature has not landed in all browsers yet.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.generateTestReport(message, group)
Parameters​
NameTypeDetails
message
stringMessage to be displayed in the report.
group

optional
stringSpecifies the endpoint group to deliver the report to.

createMockSensor​

Creates a mock sensor to emulate sensors like Ambient Light Sensor. Note: this feature has not landed in all browsers yet.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.createMockSensor(mockSensorType, maxSamplingFrequency, minSamplingFrequency)
Parameters​
NameTypeDetails
mockSensorType
stringType of sensor API to mock, e.g. 'ambient-light'
maxSamplingFrequency

optional
numberA double representing frequency in Hz that is used to set maximum supported sampling frequency for the associated mock sensor.
minSamplingFrequency

optional
numberA double representing frequency in Hz that is used to set minimum supported sampling frequency for the associated mock sensor.

getMockSensor​

Retrieves information about a given type of mock sensor. Note: this feature has not landed in all browsers yet.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getMockSensor(type)
Parameters​
NameTypeDetails
type
StringMock sensor type to retrieve information from.
Returns​
  • <object>
    sensorReading
    :
    Values of the mock sensor reading.

updateMockSensor​

Updates the mock sensor type. Note: this feature has not landed in all browsers yet.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.updateMockSensor(type, mockSensorType, maxSamplingFrequency, minSamplingFrequency)
Parameters​
NameTypeDetails
type
StringMock sensor type to update information for.
mockSensorType
stringType of sensor API to mock, e.g. 'ambient-light'
maxSamplingFrequency

optional
numberA double representing frequency in Hz that is used to set maximum supported sampling frequency for the associated mock sensor.
minSamplingFrequency

optional
numberA double representing frequency in Hz that is used to set minimum supported sampling frequency for the associated mock sensor.

deleteMockSensor​

The Delete Session command closes any top-level browsing contexts associated with the current session, terminates the connection, and finally closes the current session. Note: this feature has not landed in all browsers yet.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.deleteMockSensor(type)
Parameters​
NameTypeDetails
type
StringMock sensor type to delete.

setTimeZone​

Simulates the changing of a time zone for the purposes of testing. Note: this feature has not landed in all browsers yet.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.setTimeZone(time_zone)
Parameters​
NameTypeDetails
time_zone
stringName of the timezone, e.g. Asia/Tokyo

addVirtualAuthenticator​

Creates a software Virtual Authenticator.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.addVirtualAuthenticator(protocol, transport, hasResidentKey, hasUserVerification, isUserConsenting, isUserVerified, extensions, uvm)
Parameters​
NameTypeDetails
protocol

optional
stringValid values: 'ctap1/u2f', 'ctap2', 'ctap2_1'
transport

optional
stringValid values: 'usb', 'nfc', 'ble' or 'internal'
hasResidentKey

optional
boolean
hasUserVerification

optional
boolean
isUserConsenting

optional
boolean
isUserVerified

optional
boolean
extensions

optional
string[]
uvm

optional
object[]

removeVirtualAuthenticator​

Removes a previously created Virtual Authenticator.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.removeVirtualAuthenticator(authenticatorId)
Parameters​
NameTypeDetails
authenticatorId
Stringid of authenticator

addCredential​

Injects a Public Key Credential Source into an existing Virtual Authenticator.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.addCredential(credentialId, isResidentCredential, rpId, privateKey, userHandle, signCount, largeBlob)
Parameters​
NameTypeDetails
credentialId
stringThe Credential ID encoded using Base64url Encoding.
isResidentCredential
booleanIf set to true, a client-side discoverable credential is created. If set to false, a server-side credential is created instead.
rpId
stringThe Relying Party ID the credential is scoped to.
privateKey
stringAn asymmetric key package containing a single private key per [RFC5958], encoded using Base64url Encoding.
userHandle
stringThe userHandle associated to the credential encoded using Base64url Encoding. This property may not be defined.
signCount
numberThe initial value for a signature counter associated to the public key credential source.
largeBlob
stringThe large, per-credential blob associated to the public key credential source, encoded using Base64url Encoding. This property may not be defined.

getCredentials​

Returns one Credential Parameters object for every Public Key Credential Source stored in a Virtual Authenticator, regardless of whether they were stored using Add Credential or navigator.credentials.create().

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.getCredentials(authenticatorId)
Parameters​
NameTypeDetails
authenticatorId
Stringid of authenticator

removeAllCredentials​

Removes all Public Key Credential Sources stored on a Virtual Authenticator.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.removeAllCredentials(authenticatorId)
Parameters​
NameTypeDetails
authenticatorId
Stringid of authenticator

removeCredential​

Removes a Public Key Credential Source stored on a Virtual Authenticator.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.removeCredential(authenticatorId, credentialId)
Parameters​
NameTypeDetails
authenticatorId
Stringid of authenticator
credentialId
Stringid of credential

setUserVerified​

The Set User Verified extension command sets the isUserVerified property on the Virtual Authenticator.

WebDriver Protocol command. More details can be found in the official protocol docs.

Usage​
browser.setUserVerified(authenticatorId, credentialId)
Parameters​
NameTypeDetails
authenticatorId
Stringid of authenticator
credentialId
Stringid of credential