Blog

Explore the Mailosaur blog for expert insights on email & SMS testing, automation, and quality assurance

"Automating two-factor authentication testing with Selenium" with an email showing an OTP, the OTP being put into the required login, and a terminal window besides
Selenium

Reliably automating two-factor authentication testing with Selenium

Ensure one-time passwords work as intended.

William ParkerSeptember 10, 2025|
4 minutes
Generic AI Artwork
Software development

Nightwatch.js - Get started with automation

It sometimes feels like the robots are coming to the QA world, with automation and automated testing being such a hot topic at the moment.

Emily HarrisonJuly 8, 2025|
4 minutes
Illustration of testing framework logos. 2024: year in review in text
Best practices

Major updates, changing habits – The automated testing year in review

How Selenium, Playwright, WebDriverIO, and more changed in 2024 – and how users changed their relationship with their testing frameworks.

Charlotte DaviesJanuary 3, 2025|
4 minutes
Illustration of envelopes and mobile phone notifications
Best practices

Black Friday 2024 – Why effective SMS and email messaging has a significant role to play

Stand out amongst the Black Friday chaos. Provide relevant, reliable, personalized content to customers via email and sms and see the benefits.

Lucy CollinsNovember 21, 2024|
4 minutes
Illustration of email and envelop with red error cross and Playwright logo
Playwright

How to use Playwright for testing email edge cases

Test invalid email addresses, navigate junk handlers, and optimize your communication flow using Playwright.

Lucy CollinsNovember 21, 2024|
3 minutes
"How to test login functionality using OTP codes with Playwright" with an email shown, displaying an OTP, and the Playwright logo besides
Playwright

How to test login functionality using OTP codes with Playwright 

Broken or unreliable login systems can lead to frustrating user experiences, potential security vulnerabilities, and lost trust.

James TurnerNovember 14, 2024|
5 minutes
Party blower for Selenium's 20th Birthday 4.26 release
Selenium

Selenium’s 20th birthday present to itself

Version 4.26.0 arrives to celebrate 20 years of the ground-breaking automation platform.

Oliver BennettNovember 6, 2024|
2 minutes
illustration of promotion notification on mobile phone for Black Friday with Selenium logo
Selenium

How to test links and codes for Black Friday deals with Selenium

Practical steps for QA testers to test promotions and discounts via email and SMS.

William ParkerOctober 22, 2024|
6 minutes
Generic AI Artwork
Selenium

How to test order confirmation notifications with Selenium

Catch mistakes early by automating the testing of order-to-delivery notification process using Selenium .

Amelia ClarkeOctober 18, 2024|
6 minutes
Generic AI Artwork
Software development

Should have tested more – Five times bugs and errors had massive consequences

When oversights lead to catastrophic failures

Sophie WatsonSeptember 13, 2024|
5 minutes
Generic AI Artwork
Cypress

Cypress vs Selenium: Which testing framework is better?

Cypress and Selenium are popular open-source testing frameworks. Here is a comparison of Cypress vs. Selenium to help you determine which one is right for you.

Oliver BennettAugust 21, 2024|
6 minutes
Generic AI Artwork
Cypress

Top Email Testing Scenarios with Cypress

Cypress is a powerful tool for email testing scenarios. Its versatility and flexibility make it easy to create custom tests for many different types of emails, including account verification emails, password reset systems, and more.

Charlotte DaviesAugust 12, 2024|
6 minutes