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Topics in intermediate/early-advaned Jasmine testing for client-side JavaScript web applications. Source code, test specs, and harnesses available here: https://github.com/jbellsey/dbc-jasmine
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Advanced Testing With Jasmine
Jeff Bellsey
jbellsey@gmail.com
http://futureground.net
https://github.com/ jbellsey/dbc-jasmine
SPIES1
SPIES
Control
Objectives
Prevent method under observation from invoking helpers (expensive, side-effect-prone)
Ensure those helpers are actually being called properly
Tracking
Isolation
Replace operations with simulations to test how our method responds
SPIES
SPIES
Useful spy methods
SPIES
TIMERS2
TIMERS
TIMERS
What about requestAnimationFrame?
Some testing support is best provided outside of Jasmine
$.Velocity.mock = true; Velocity.js
TimelineLite.timeScale()Greensock
TIMERS
AJAX2Bonus!
Most of the time…
YOU DON’T.
Angular.js => angular-mocks jQuery => mockJax Backbone => backbone-faux-server
Use library mocks
Integration tests Karma Selenium PhantomJS
But once in a while…
AJAX
AJAX
AJAX
DOM3
Jasmine-jQuery plugin
DOM
Jasmine-jQuery plugin
DOM
Has tons of great matchers
CUSTOM MATCHERS4
CUSTOM MATCHERS
CUSTOM MATCHERS
Jeff Bellsey
jbellsey@gmail.com
http://futureground.net
https://github.com/jbellsey/dbc-jasmine
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