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TestCafe

TestCafe

Extends Helper

Uses TestCafe library to run cross-browser tests. The browser version you want to use in tests must be installed on your system.

Requires testcafe package to be installed.

npm i testcafe --save-dev

Configuration

This helper should be configured in codecept.json or codecept.conf.js

Example #1: Show chrome browser window

{
   helpers: {
     TestCafe : {
       url: "http://localhost",
       waitForTimeout: 15000,
       show: true,
       browser: "chrome"
     }
   }
}

To use remote device you can provide 'remote' as browser parameter this will display a link with QR Code See https://devexpress.github.io/testcafe/documentation/recipes/test-on-remote-computers-and-mobile-devices.html

Example #2: Remote browser connection

{
   helpers: {
     TestCafe : {
       url: "http://localhost",
       waitForTimeout: 15000,
       browser: "remote"
     }
   }
}

Access From Helpers

Call Testcafe methods directly using the testcafe controller.

const testcafeTestController = this.helpers['TestCafe'].t;
const comboBox = Selector('.combo-box');
await testcafeTestController
  .hover(comboBox) // hover over combo box
  .click('#i-prefer-both') // click some other element

Methods

Parameters

  • config

_locate

Get elements by different locator types, including strict locator Should be used in custom helpers:

const elements = await this.helpers['TestCafe']._locate('.item');

Parameters

  • locator

amOnPage

Opens a web page in a browser. Requires relative or absolute url. If url starts with /, opens a web page of a site defined in url config parameter.

I.amOnPage('/'); // opens main page of website
I.amOnPage('https://github.com'); // opens github
I.amOnPage('/login'); // opens a login page

Parameters

  • url string url path or global url.

appendField

Appends text to a input field or textarea. Field is located by name, label, CSS or XPath

I.appendField('#myTextField', 'appended');

Parameters

  • field (string | object) located by label|name|CSS|XPath|strict locator
  • value string text value to append.

attachFile

Attaches a file to element located by label, name, CSS or XPath Path to file is relative current codecept directory (where codecept.json or codecept.conf.js is located). File will be uploaded to remote system (if tests are running remotely).

I.attachFile('Avatar', 'data/avatar.jpg');
I.attachFile('form input[name=avatar]', 'data/avatar.jpg');

Parameters

  • field
  • pathToFile string local file path relative to codecept.json config file.
  • locator (string | object) field located by label|name|CSS|XPath|strict locator.

checkOption

Selects a checkbox or radio button. Element is located by label or name or CSS or XPath.

The second parameter is a context (CSS or XPath locator) to narrow the search.

I.checkOption('#agree');
I.checkOption('I Agree to Terms and Conditions');
I.checkOption('agree', '//form');

Parameters

  • field (string | object) checkbox located by label | name | CSS | XPath | strict locator.
  • context (string? | object) (optional, null by default) element located by CSS | XPath | strict locator.

clearCookie

Clears a cookie by name, if none provided clears all cookies.

I.clearCookie();
I.clearCookie('test');

Parameters

  • cookieName
  • cookie string? (optional, null by default) cookie name

clearField

Clears a <textarea> or text <input> element's value.

I.clearField('Email');
I.clearField('user[email]');
I.clearField('#email');

Parameters

  • field
  • editable (string | object) field located by label|name|CSS|XPath|strict locator.

click

Perform a click on a link or a button, given by a locator. If a fuzzy locator is given, the page will be searched for a button, link, or image matching the locator string. For buttons, the "value" attribute, "name" attribute, and inner text are searched. For links, the link text is searched. For images, the "alt" attribute and inner text of any parent links are searched.

The second parameter is a context (CSS or XPath locator) to narrow the search.

// simple link
I.click('Logout');
// button of form
I.click('Submit');
// CSS button
I.click('#form input[type=submit]');
// XPath
I.click('//form/*[@type=submit]');
// link in context
I.click('Logout', '#nav');
// using strict locator
I.click({css: 'nav a.login'});

Parameters

  • locator (string | object) clickable link or button located by text, or any element located by CSS|XPath|strict locator.
  • context (string? | object) (optional, null by default) element to search in CSS|XPath|Strict locator.

dontSee

Opposite to see. Checks that a text is not present on a page. Use context parameter to narrow down the search.

I.dontSee('Login'); // assume we are already logged in.
I.dontSee('Login', '.nav'); // no login inside .nav element

Parameters

  • text string which is not present.
  • context (string | object)? (optional) element located by CSS|XPath|strict locator in which to perfrom search.

dontSeeCheckboxIsChecked

Verifies that the specified checkbox is not checked.

I.dontSeeCheckboxIsChecked('#agree'); // located by ID
I.dontSeeCheckboxIsChecked('I agree to terms'); // located by label
I.dontSeeCheckboxIsChecked('agree'); // located by name

Parameters

  • field (string | object) located by label|name|CSS|XPath|strict locator.

dontSeeCookie

Checks that cookie with given name does not exist.

I.dontSeeCookie('auth'); // no auth cookie

Parameters

dontSeeCurrentUrlEquals

Checks that current url is not equal to provided one. If a relative url provided, a configured url will be prepended to it.

I.dontSeeCurrentUrlEquals('/login'); // relative url are ok
I.dontSeeCurrentUrlEquals('http://mysite.com/login'); // absolute urls are also ok

Parameters

dontSeeElement

Opposite to seeElement. Checks that element is not visible (or in DOM)

I.dontSeeElement('.modal'); // modal is not shown

Parameters

  • locator (string | object) located by CSS|XPath|Strict locator.

dontSeeElementInDOM

Opposite to seeElementInDOM. Checks that element is not on page.

I.dontSeeElementInDOM('.nav'); // checks that element is not on page visible or not

Parameters

  • locator (string | object) located by CSS|XPath|Strict locator.

dontSeeInCurrentUrl

Checks that current url does not contain a provided fragment.

Parameters

dontSeeInField

Checks that value of input field or textarea doesn't equal to given value Opposite to seeInField.

I.dontSeeInField('email', '[email protected]'); // field by name
I.dontSeeInField({ css: 'form input.email' }, '[email protected]'); // field by CSS

Parameters

  • field (string | object) located by label|name|CSS|XPath|strict locator.
  • value string value to check.

dontSeeInSource

Checks that the current page does not contains the given string in its raw source code.

I.dontSeeInSource('<!--'); // no comments in source

Parameters

doubleClick

Performs a double-click on an element matched by link|button|label|CSS or XPath. Context can be specified as second parameter to narrow search.

I.doubleClick('Edit');
I.doubleClick('Edit', '.actions');
I.doubleClick({css: 'button.accept'});
I.doubleClick('.btn.edit');

Parameters

  • locator (string | object) clickable link or button located by text, or any element located by CSS|XPath|strict locator.
  • context (string? | object) (optional, null by default) element to search in CSS|XPath|Strict locator.

executeScript

Executes sync script on a page. Pass arguments to function as additional parameters. Will return execution result to a test. In this case you should use async function and await to receive results.

Example with jQuery DatePicker:

// change date of jQuery DatePicker
I.executeScript(function() {
  // now we are inside browser context
  $('date').datetimepicker('setDate', new Date());
});

Can return values. Don't forget to use await to get them.

let date = await I.executeScript(function(el) {
  // only basic types can be returned
  return $(el).datetimepicker('getDate').toString();
}, '#date'); // passing jquery selector

Parameters

  • fn (string | function) function to be executed in browser context.
  • args ...any to be passed to function.

Returns Promise<any> If a function returns a Promise It will wait for it resolution.

fillField

Fills a text field or textarea, after clearing its value, with the given string. Field is located by name, label, CSS, or XPath.

// by label
I.fillField('Email', '[email protected]');
// by name
I.fillField('password', secret('123456'));
// by CSS
I.fillField('form#login input[name=username]', 'John');
// or by strict locator
I.fillField({css: 'form#login input[name=username]'}, 'John');

Parameters

  • field (string | object) located by label|name|CSS|XPath|strict locator.
  • value string text value to fill.

grabAttributeFrom

Retrieves an attribute from an element located by CSS or XPath and returns it to test. An array as a result will be returned if there are more than one matched element. Resumes test execution, so should be used inside async function with await operator.

let hint = await I.grabAttributeFrom('#tooltip', 'title');

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.
  • attr string attribute name.

Returns Promise<string> attribute value

grabBrowserLogs

Get JS log from browser.

let logs = await I.grabBrowserLogs();
console.log(JSON.stringify(logs))

grabCookie

Gets a cookie object by name. If none provided gets all cookies. Resumes test execution, so should be used inside async function with await operator.

let cookie = await I.grabCookie('auth');
assert(cookie.value, '123456');

Parameters

Returns Promise<string> attribute valueReturns cookie in JSON format. If name not passed returns all cookies for this domain.

grabCurrentUrl

Get current URL from browser. Resumes test execution, so should be used inside an async function.

let url = await I.grabCurrentUrl();
console.log(`Current URL is [${url}]`);

Returns Promise<string> current URL

grabNumberOfVisibleElements

Grab number of visible elements by locator. Resumes test execution, so should be used inside async function with await operator.

let numOfElements = await I.grabNumberOfVisibleElements('p');

Parameters

  • locator (string | object) located by CSS|XPath|strict locator.

Returns Promise<number> number of visible elements

grabPageScrollPosition

Retrieves a page scroll position and returns it to test. Resumes test execution, so should be used inside an async function with await operator.

let { x, y } = await I.grabPageScrollPosition();

Returns Promise<Object<string, any>> scroll position

grabSource

Retrieves page source and returns it to test. Resumes test execution, so should be used inside async function with await operator.

let pageSource = await I.grabSource();

Returns Promise<string> source code

grabTextFrom

Retrieves a text from an element located by CSS or XPath and returns it to test. Resumes test execution, so should be used inside async with await operator.

let pin = await I.grabTextFrom('#pin');

If multiple elements found returns an array of texts.

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.

Returns Promise<(string | Array<string>)> attribute value

grabValueFrom

Retrieves a value from a form element located by CSS or XPath and returns it to test. Resumes test execution, so should be used inside async function with await operator.

let email = await I.grabValueFrom('input[name=email]');

Parameters

  • locator (string | object) field located by label|name|CSS|XPath|strict locator.

Returns Promise<string> attribute value

moveCursorTo

Moves cursor to element matched by locator. Extra shift can be set with offsetX and offsetY options.

I.moveCursorTo('.tooltip');
I.moveCursorTo('#submit', 5,5);

Parameters

  • locator (string | object) located by CSS|XPath|strict locator.
  • offsetX number (optional, 0 by default) X-axis offset.
  • offsetY number (optional, 0 by default) Y-axis offset.

pressKey

Presses a key on a focused element. Special keys like 'Enter', 'Control', etc will be replaced with corresponding unicode. If modifier key is used (Control, Command, Alt, Shift) in array, it will be released afterwards.

I.pressKey('Enter');
I.pressKey(['Control','a']);

Parameters

Valid key names are:

  • 'Add',
  • 'Alt',
  • 'ArrowDown' or 'Down arrow',
  • 'ArrowLeft' or 'Left arrow',
  • 'ArrowRight' or 'Right arrow',
  • 'ArrowUp' or 'Up arrow',
  • 'Backspace',
  • 'Command',
  • 'Control',
  • 'Del',
  • 'Divide',
  • 'End',
  • 'Enter',
  • 'Equals',
  • 'Escape',
  • 'F1 to F12',
  • 'Home',
  • 'Insert',
  • 'Meta',
  • 'Multiply',
  • 'Numpad 0' to 'Numpad 9',
  • 'Pagedown' or 'PageDown',
  • 'Pageup' or 'PageUp',
  • 'Pause',
  • 'Semicolon',
  • 'Shift',
  • 'Space',
  • 'Subtract',
  • 'Tab'.

refreshPage

Reload the current page.

I.refreshPage();

resizeWindow

Resize the current window to provided width and height. First parameter can be set to maximize.

Parameters

  • width number width in pixels or maximize.
  • height number height in pixels.

rightClick

Performs right click on a clickable element matched by semantic locator, CSS or XPath.

// right click element with id el
I.rightClick('#el');
// right click link or button with text "Click me"
I.rightClick('Click me');
// right click button with text "Click me" inside .context
I.rightClick('Click me', '.context');

Parameters

  • locator (string | object) clickable element located by CSS|XPath|strict locator.
  • context (string? | object) (optional, null by default) element located by CSS|XPath|strict locator.

saveElementScreenshot

Saves screenshot of the specified locator to ouput folder (set in codecept.json or codecept.conf.js). Filename is relative to output folder.

I.saveElementScreenshot(`#submit`,'debug.png');

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.
  • fileName string file name to save.

saveScreenshot

Saves a screenshot to ouput folder (set in codecept.json or codecept.conf.js). Filename is relative to output folder. Optionally resize the window to the full available page scrollHeight and scrollWidth to capture the entire page by passing true in as the second argument.

I.saveScreenshot('debug.png');
I.saveScreenshot('debug.png', true) //resizes to available scrollHeight and scrollWidth before taking screenshot

Parameters

  • fileName string file name to save.
  • fullPage boolean (optional, false by default) flag to enable fullscreen screenshot mode.

scrollPageToBottom

Scroll page to the bottom.

I.scrollPageToBottom();

scrollPageToTop

Scroll page to the top.

I.scrollPageToTop();

scrollTo

Scrolls to element matched by locator. Extra shift can be set with offsetX and offsetY options.

I.scrollTo('footer');
I.scrollTo('#submit', 5, 5);

Parameters

  • locator (string | object) located by CSS|XPath|strict locator.
  • offsetX number (optional, 0 by default) X-axis offset.
  • offsetY number (optional, 0 by default) Y-axis offset.

see

Checks that a page contains a visible text. Use context parameter to narrow down the search.

I.see('Welcome'); // text welcome on a page
I.see('Welcome', '.content'); // text inside .content div
I.see('Register', {css: 'form.register'}); // use strict locator

Parameters

  • text string expected on page.
  • context (string? | object) (optional, null by default) element located by CSS|Xpath|strict locator in which to search for text.

seeCheckboxIsChecked

Verifies that the specified checkbox is checked.

I.seeCheckboxIsChecked('Agree');
I.seeCheckboxIsChecked('#agree'); // I suppose user agreed to terms
I.seeCheckboxIsChecked({css: '#signup_form input[type=checkbox]'});

Parameters

  • field (string | object) located by label|name|CSS|XPath|strict locator.

seeCookie

Checks that cookie with given name exists.

I.seeCookie('Auth');

Parameters

seeCurrentUrlEquals

Checks that current url is equal to provided one. If a relative url provided, a configured url will be prepended to it. So both examples will work:

I.seeCurrentUrlEquals('/register');
I.seeCurrentUrlEquals('http://my.site.com/register');

Parameters

seeElement

Checks that a given Element is visible Element is located by CSS or XPath.

I.seeElement('#modal');

Parameters

  • locator (string | object) located by CSS|XPath|strict locator.

seeElementInDOM

Checks that a given Element is present in the DOM Element is located by CSS or XPath.

I.seeElementInDOM('#modal');

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.

seeInCurrentUrl

Checks that current url contains a provided fragment.

I.seeInCurrentUrl('/register'); // we are on registration page

Parameters

  • url string a fragment to check

seeInField

Checks that the given input field or textarea equals to given value. For fuzzy locators, fields are matched by label text, the "name" attribute, CSS, and XPath.

I.seeInField('Username', 'davert');
I.seeInField({css: 'form textarea'},'Type your comment here');
I.seeInField('form input[type=hidden]','hidden_value');
I.seeInField('#searchform input','Search');

Parameters

  • field (string | object) located by label|name|CSS|XPath|strict locator.
  • value string value to check.

seeInSource

Checks that the current page contains the given string in its raw source code.

I.seeInSource('<h1>Green eggs &amp; ham</h1>');

Parameters

seeNumberOfVisibleElements

Asserts that an element is visible a given number of times. Element is located by CSS or XPath.

I.seeNumberOfVisibleElements('.buttons', 3);

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.
  • num number number of elements.

seeTextEquals

Checks that text is equal to provided one.

I.seeTextEquals('text', 'h1');

Parameters

  • text
  • context

selectOption

Selects an option in a drop-down select. Field is searched by label | name | CSS | XPath. Option is selected by visible text or by value.

I.selectOption('Choose Plan', 'Monthly'); // select by label
I.selectOption('subscription', 'Monthly'); // match option by text
I.selectOption('subscription', '0'); // or by value
I.selectOption('//form/select[@name=account]','Premium');
I.selectOption('form select[name=account]', 'Premium');
I.selectOption({css: 'form select[name=account]'}, 'Premium');

Provide an array for the second argument to select multiple options.

I.selectOption('Which OS do you use?', ['Android', 'iOS']);

Parameters

  • select (string | object) field located by label|name|CSS|XPath|strict locator.
  • option (string | Array<any>) visible text or value of option.

setCookie

Sets cookie(s).

Can be a single cookie object or an array of cookies:

I.setCookie({name: 'auth', value: true});

// as array
I.setCookie([
  {name: 'auth', value: true},
  {name: 'agree', value: true}
]);

Parameters

  • cookie (object | array) a cookie object or array of cookie objects.

switchTo

Switches frame or in case of null locator reverts to parent.

I.switchTo('iframe'); // switch to first iframe
I.switchTo(); // switch back to main page

Parameters

  • locator (string? | object) (optional, null by default) element located by CSS|XPath|strict locator.

uncheckOption

Unselects a checkbox or radio button. Element is located by label or name or CSS or XPath.

The second parameter is a context (CSS or XPath locator) to narrow the search.

I.uncheckOption('#agree');
I.uncheckOption('I Agree to Terms and Conditions');
I.uncheckOption('agree', '//form');

Parameters

  • field (string | object) checkbox located by label | name | CSS | XPath | strict locator.
  • context (string? | object) (optional, null by default) element located by CSS | XPath | strict locator.

wait

Pauses execution for a number of seconds.

I.wait(2); // wait 2 secs

Parameters

  • sec number number of second to wait.

waitForElement

Waits for element to be present on page (by default waits for 1sec). Element can be located by CSS or XPath.

I.waitForElement('.btn.continue');
I.waitForElement('.btn.continue', 5); // wait for 5 secs

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.
  • sec number? (optional, 1 by default) time in seconds to wait

waitForFunction

Waits for a function to return true (waits for 1 sec by default). Running in browser context.

I.waitForFunction(fn[, [args[, timeout]])
I.waitForFunction(() => window.requests == 0);
I.waitForFunction(() => window.requests == 0, 5); // waits for 5 sec
I.waitForFunction((count) => window.requests == count, [3], 5) // pass args and wait for 5 sec

Parameters

  • fn (string | function) to be executed in browser context.
  • argsOrSec (Array<any> | number)? (optional, 1 by default) arguments for function or seconds.
  • sec number? (optional, 1 by default) time in seconds to wait

waitForInvisible

Waits for an element to be removed or become invisible on a page (by default waits for 1sec). Element can be located by CSS or XPath.

I.waitForInvisible('#popup');

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.
  • sec number (optional, 1 by default) time in seconds to wait

waitForText

Waits for a text to appear (by default waits for 1sec). Element can be located by CSS or XPath. Narrow down search results by providing context.

I.waitForText('Thank you, form has been submitted');
I.waitForText('Thank you, form has been submitted', 5, '#modal');

Parameters

  • text string to wait for.
  • sec number (optional, 1 by default) time in seconds to wait
  • context (string | object)? (optional) element located by CSS|XPath|strict locator.

waitForVisible

Waits for an element to become visible on a page (by default waits for 1sec). Element can be located by CSS or XPath.

I.waitForVisible('#popup');

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.
  • sec number (optional, 1 by default) time in seconds to wait

waitInUrl

Waiting for the part of the URL to match the expected. Useful for SPA to understand that page was changed.

I.waitInUrl('/info', 2);

Parameters

  • urlPart string value to check.
  • sec number (optional, 1 by default) time in seconds to wait

waitNumberOfVisibleElements

Waits for a specified number of elements on the page.

I.waitNumberOfVisibleElements('a', 3);

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.
  • num number number of elements.
  • sec number (optional, 1 by default) time in seconds to wait

waitToHide

Waits for an element to hide (by default waits for 1sec). Element can be located by CSS or XPath.

I.waitToHide('#popup');

Parameters

  • locator (string | object) element located by CSS|XPath|strict locator.
  • sec number (optional, 1 by default) time in seconds to wait

waitUrlEquals

Waits for the entire URL to match the expected

I.waitUrlEquals('/info', 2);
I.waitUrlEquals('http://127.0.0.1:8000/info');

Parameters

  • urlPart string value to check.
  • sec number (optional, 1 by default) time in seconds to wait

getPageUrl

Client Functions

Parameters

  • t