Sharing Tests across Implementations by Externalizing Test Data

Posted on Mon 31 August 2020 in TDDA • Tagged with tests, reference tests, data

I've been dabbling in Swift—Apple's new-ish programming language—recently. One of the things I often do when learning a new language is either to take an existing project in a language I know (usually, Python) and translate it to the new one, or (better) to try a new project …

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Infinite Gain: The First Test

Posted on Mon 16 November 2015 in TDDA • Tagged with regression tests, reference tests

The first idea we want to appropriate from test-driven development is that of regression testing, and our specific analytical variant of this, the idea of a reference test.

We propose a "zeroth level" of test-driven data analysis as recording one or more specific sets of inputs to an analytical process …

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