Mike Pack

Howdy! I’m a principal engineer and senior startup leader with a passion for building, innovating, and solving tough problems. This is a glimpse into my brain.

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Component-Based Acceptance Testing

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Have you heard of page objects? They’re awesome. I’ll refer to them as POs. They were conceived as a set of guidelines for organizing the actions a user take...

High-Low Testing

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High-low testing has changed the way I build software. When I first started using Rails five years ago, the paradigm of choice was fat model, skinny controll...

Stubbing CONSTANTS with RSpec

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There’s not any great info out there about stubbing constants. In fact, you can’t stub constants. What you can do is reinitialize them.

The Right Way to Code DCI in Ruby

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Many articles found in the Ruby community largely oversimplify the use of DCI. These articles, including my own, highlight how DCI injects Roles into objects...

Testing subdomains with RSpec and Capybara

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There’s a lot of ugly solutions out there regarding this problem and rightfully so, it’s a pain in the ass. I’ve gone through a good number of options and fo...

Testing Mobile Rails Apps with Capybara

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Every web app should have a mobile version and every mobile version should be tested. Testing mobile web apps shouldn’t be any more painful than testing desk...