> For the complete documentation index, see [llms.txt](https://docs.qatts.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.qatts.com/automation/functionality.md).

# Test Case

## What is Test Case?

A **Functionality** is a particular web page, with different web elements. Here we connect the test data (excel File) in the functionality which is related to the web page.

## Step by step walkthrough

To add a Functionality kindly follow the below steps:

**STEP 1**: Click **Studio** on the Left Navigation Panel, it directs to new window. On the left corner Click on "**+**" icon and select **Add Functionality**, screen should appear as below.

![](/files/-Mgt2RxV1eOS-9pMdZyJ)

**STEP 2**: Fill the required details as shown in the below screenshot.

![](/files/-Mgt2bzQc71kBSDBAWel)

* **Functionality Name:** The functionality name could be any of the user choice.
* **Functionality Type:** Select the type from the drop down as Web, API or Function depending on the requirement.
* **Testcase Excel File Name:** The Name given to the file should be same as the test data.
* **Testcase Excel Sheet Name:** Give the sheet name of the test data.
* **Description:** Write the description what this functionality is for.

**STEP 3**: After adding required details and then click on **Save**, the given **Functionality Name** would be saved in the Feature you have chosen in.

## Short Video

![](/files/-MkH8-bKunKuU5u9EdGR)

{% hint style="danger" %}
 Here the Excel file name and sheet name should be exactly same as the it is used in the test data**.**
{% endhint %}