codeceptjs-datalayer-helper

CodeceptJS DataLayer helper helps you to get the datalayer JavaScript array that is used to store information and send this data to the tag manager.

NPM package:

Installation

npm i codeceptjs-datalayer-helper --save-dev

Configuration

This helper should be added in your codeceptjs config file: codecept.conf.*

Example:

``
{
...
helpers: {
DatalayerHelper: {
require: 'codeceptjs-datalayer-helper',
}
}
...
}
`

Usage

- To use this helper, you must enable Playwright helper.
- After install the helper, you can use it by calling I.getDataLayerObject()
- To check if a certain event name exists in data layer I.checkIfEventExistsInDataLayer('gtm.dom')
- If there is no auto complete for I actor, try running npx codeceptjs def

`
Feature('DataLayer Check');

Before(({ I }) => {
I.amOnPage('https://js.devexpress.com/Demos/WidgetsGallery/Demo/Slider/Overview/jQuery/Light/')
})

Scenario('Get DataLayer object', async ({ I }) => {
const dl = await I.getDataLayerObject()
I.expectGreaterThan(dl.length, 0)
});

Scenario('DataLayer object contains a specific key', async ({ I }) => {
await I.checkIfEventExistsInDataLayer('gtm.dom')
});
`

Output

`
Running tests in 2 workers...

[01] ✔ Get DataLayer object in 12ms
[02] ✔ DataLayer object contains a specific key in 9ms

OK | 2 passed // 6s

``