Скачать или смотреть How to Accurately Calculate the Position of a Button on a Login Page Using Selenium

Learn how to determine the precise pixel position of a login button on a webpage using Selenium WebDriver, ensuring your UI tests are accurate and reliable.
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This video is based on the question https://stackoverflow.com/q/65189655/ asked by the user 'Peter Penzov' ( https://stackoverflow.com/u/1103606/ ) and on the answer https://stackoverflow.com/a/65189697/ provided by the user 'dreamcrash' ( https://stackoverflow.com/u/1366871/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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How to Accurately Calculate the Position of a Button on a Login Page Using Selenium

When working on automated UI tests, particularly with Selenium, one common challenge developers face is determining the exact position of elements on a webpage. This article specifically addresses how to calculate the position of a login button in relation to the browser's edges. By mastering this technique, you can enhance your testing process and ensure that UI elements are where they should be.

Understanding the Problem

In the realm of web development and testing, it's essential to know where a button is positioned on the screen, especially for elements like a Login button. Often, we need to verify that it is placed correctly, whether that be at the center, towards the right, or aligned with other elements. In this example, the aim is to ascertain the position of the login button and ensure it adheres to certain spatial criteria.

Initial Code Review

A starting code snippet reveals the approach used to get the button's position in pixels from the browser's borders:

[[See Video to Reveal this Text or Code Snippet]]

This code correctly sets the window size and retrieves the X, Y coordinates along with the dimensions of the login button.

Current Issues

The current conditions used to verify the button's position may not work as expected:

[[See Video to Reveal this Text or Code Snippet]]

In this snippet, the logic can lead to confusion, making it unclear if the login button indeed sits in the expected location.

The Solution: Adapted Conditions for Position Verification

To remedy the issues above, it's crucial to adapt the conditions for accurately determining the button's position. Here are the refined expressions for evaluating the button’s alignment with the screen edges.

Checking for Right Side

To check whether the login button is positioned on the right side of the screen, use the following condition:

[[See Video to Reveal this Text or Code Snippet]]

Checking for Left Side

Similarly, to ascertain if the button is located on the left side, utilize this code:

[[See Video to Reveal this Text or Code Snippet]]

Conclusion

By implementing the modified conditions for position checking, you can accurately determine whether the login button is placed appropriately on the page. Understanding how to work with element coordinates ensures that your UI automation tests are thorough and precise. Employing these techniques will help you avoid potential issues down the road, leading to robust and reliable test suites.

By continuously improving on methods to analyze web elements' positions, you enhance the quality of your products, ensuring that users enjoy a seamless interface that meets their expectations. Happy coding!