Unit Testing Achievements
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Related cards:
Do not use unitless zeros in CSS calc functions
While in CSS zero is usually referenced without specifying a unit (e.g. padding: 0), you must not use a unitless zero in calc functions.
You would probably not write something like calc(1rem + 0) yourself, but it might be the result of a CS...
Async control flow in JavaScript: Promises, Microtasks, async/await
Slides for Henning's talk on Sep 21st 2017.
Understanding sync vs. async control flow
Talking to synchronous (or "blocking") API
print('script start')
html = get('/foo')
print(html)
print('s...
Like, Python
It's about time programming languages understood what the kids are typing these days. So let's start with a baby step in that direction: Like, Python.
Alex Miller - Unit tests are a drop cloth
Unit tests are to refactoring like a drop cloth is to painting. Both feel like more work at first but ultimately save you time by allowing you to move faster.
Celerity | Easy and fast functional test automation for web applications
Celerity is a JRuby wrapper around HtmlUnit – a headless Java browser with JavaScript support. It provides a simple API for programmatic navigation through web applications. Celerity aims at being API compatible with Watir.
JavaScript: Testing the type of a value
Checking if a JavaScript value is of a given type can be very confusing:
- There are two operators
typeofandinstanceofwhich work very differently. - JavaScript has some primitive types, like string literals, that are not objects (as oppose...
Jasmine: Testing AJAX calls that manipulate the DOM
Here is a Javascript function reloadUsers() that fetches a HTML snippet from the server using AJAX and replaces the current .users container in the DOM:
window.reloadUsers = ->
$.get('/users').then (html) ->
$('.users').html(h...
The Bark Blog » Testing Rails Model Plugins
Unfortunately, by default plugin tests are pretty bland. They use the plain unit test suite supplied by Ruby, and not any of the extended Rails test framework. This will leave our plugin’s test classes with no access to fixtures, database.yml conf...
Standalone Cucumber Test Suite
Sometimes you inherit a non Rails or non Rack based web app such as PHP, Perl, Java / JEE, etc. I like using cucumber for functional testing so I put together this project structure to use as a starting point for testing non Ruby web based applica...
Run a single test in Test::Unit
To run a single test file:
rake test:units TEST=test/unit/post_test.rb
rake test:functionals TEST=test/functional/posts_controller_test.rb
rake test:integration TEST=test/integration/admin_news_posts_test.rb
You may even run a single...