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Boris
Boris

307 Followers

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Nov 15, 2018

Peeking under the hood of redesigned Gmail

Half a year ago Google announced an updated version of Gmail interface. Despite multiple complaints from people, this is the default interface now. Among the other issues, people noted performance problems with the new interface, especially on low-end machines. Let’s see how could this happen and what can be that…

JavaScript

7 min read

Peeking under the hood of redesigned Gmail
Peeking under the hood of redesigned Gmail
JavaScript

7 min read


Jan 9, 2017

The hidden power of Jest matchers

Not very many people know, that Jasmine provides you an ability to customize the result of equality check, which is internally used in toEqual, toHaveBeenCalledWith, and other matchers. Basically, it means that if the right-side object has an asymmetricMatch method, the result if its call will be used instead of…

JavaScript

4 min read

JavaScript

4 min read


Oct 24, 2016

Page object for testing React.js components

Today I will tell you a little trick how to make your test code a bit fancier and easier to maintain. The PageObject pattern is quite common in Selenium testing world, but it can be also useful when you are writing unit tests on every single UI-Component. Disclaimer: there will…

JavaScript

3 min read

JavaScript

3 min read


Mar 15, 2016

Setting up Selenium tests with Webdriver.io

Sometimes you need to check that your web application is working well. How can we test it? Unit testing is fine, it doesn't test your entire code as-is, every module is tested isolated from others. Sometimes you need some tool, that runs a real browser, simulates some actions like a…

JavaScript

8 min read

Setting up Selenium tests with Webdriver.io
Setting up Selenium tests with Webdriver.io
JavaScript

8 min read


Aug 17, 2015

Catching errors on Gulp.js

Watch mode is important thing of modern build systems, especially for front-end. Gulp also has this feature but with a few caveats, which makes work more difficult. …

Gulp

3 min read

Gulp

3 min read

Boris

Boris

307 Followers

Front-end developer.

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