testing – Page 26 – Türker Yıldırım

Asserting a query count with a loose bound

NoteJanuary 7, 20212 min read

A test asserting an exact query count fails on every unrelated change and is deleted within a month; a bound survives. The fixture size is the part that…

Named arguments and attributes change how a framework is written

Deep diveDecember 29, 202010 min read

Two 8.0 features that look like syntax and are not. One makes optional parameters part of the API; the other makes docblocks executable.

Union types, promotion, and match

Deep diveDecember 18, 202015 min read

8.0 shipped in November with three changes that alter how a class is written, and a fourth that quietly breaks string-to-number comparison.

Application passwords, and the integration that stopped needing a plugin

Deep diveDecember 16, 202010 min read

The stock sync used the marketing manager’s account. 5.6 shipped application passwords, which is the mechanism that had been missing since the REST API.

React 17 is a release with no features

Deep diveDecember 3, 20209 min read

A major version whose entire purpose is to let two versions run on one page. And an event delegation change that breaks anything mixing React with jQuery.

An escaped mutant is a finding; a killed one is noise

NoteNovember 26, 20202 min read

The score is a summary and the value is in the list of mutants that survived, each of which is a change to the code that no test…

Http::fake, and a test that never touches the network

NoteNovember 17, 20202 min read

Testing code that makes an HTTP call meant injecting a mock client, which means the code had to accept one — so the test shaped the design rather…

The migration that squashed two hundred files

Deep diveNovember 5, 20209 min read

A test suite spending ninety seconds replaying six years of schema history. Squashing is a good idea with two failure modes worth knowing first.

Composer 2 is not a minor upgrade

Deep diveOctober 28, 202010 min read

A dependency resolver rewritten and parallel downloads, so install went from ninety seconds to eleven. And a plugin API that broke three packages.

A golden master, for the report nobody can specify

NoteOctober 24, 20202 min read

A legacy report with no specification and forty branches cannot be unit tested, and it can be pinned: record what it produces today and fail when that changes.…