typelevel / typelevel/cats

Consistency tests for override instances

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Dominant language
Scala
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Description

Currently we have overrides for specific methods for instances which are more efficient.

It's important that the output of the overriden method should be consistent with the output of the derived method and should be tested.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No files, tests, or entry points are named in the issue. Start by locating the instance-specific method overrides and their derived implementations, then identify the relevant test area. Done means tests compare each override's output with the derived method and pass consistently.

Written by the indexing model from the issue text.

Assessment

Tech stack
scala
Domain
testing
Issue type
Refactor
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
35/100

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