kentcdodds/jest-glamor-react

Is there any ways to get style for pseudo-class?

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#35 opened on Apr 11, 2018

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help wanted

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Description

  • jest-glamor-react version: v4.2.1
  • node version: v8.9.4
  • npm (or yarn) version: v5.6.0

Relevant code or config

const TestComp = glamorous.div({
  '::after': {
    backgroundColor: 'white',
  },
});

it('should have white background', () => {
  const component = enzyme.shallow(<TestComp />);
  expect(component).toHaveStyleRule(/* What should I do ??? */);
});

What you did: Try to test pseudo-class style

What happened: No way to test it

Problem description:

Suggested solution: Add some matchers? or add functions to the matcher?

Contributor guide

Research direction
Look into the existing toHaveStyleRule matcher and extend it to support pseudo class selectors like ::after. Check the glamor library for pseudo class style generation.
Tech stack
javascriptreactjest
Domain
testing
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Jest
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70