u-semver/test/u-semver.spec.js

A micro parser and version resolver for Semantic Version

import { expect } from 'chai'
import { resolve, sort } from '../src/u-semver'

const VERSIONS = [
  '1.0.1',
  '1.1.9',
  '1.0.0',
  '0.1.1-alpha',
  '1.3.2',
  '0.2.3-beta',
  '0.2.4-beta',
  '0.2.4-beta.0',
  '0.2.0',
  '1.3.11',
  '0.0.12',
  '0.0.13-beta',
  '1.3.10',
  '1.3.9',
  '1.3.7',
  '1.3.12-beta.12',
  '1.3.12-beta.4',
  '2.0.0-beta',
  '2.0.0-beta.4',
  '2.0.0-beta.10',
  '2.0.0',
  '2.1.0-beta.13',
  '2.1.0-beta.2',
  '2.1.0-beta'
]

const runAssertion = ([input, expected, pre]) => {
  const value = resolve(input, VERSIONS, pre)
  it(`should resolve ${input}${pre ? ' (pre) ' : ' '} to ${expected}`, () => {
    expect(value).to.equal(expected)
  })
}

const cases = [
//[input, expected, pre]
  ['1.0.2', undefined],
  ['1.0.0', '1.0.0'],
  ['1.0.1', '1.0.1'],
  ['1.3.2', '1.3.2'],
  ['^1.3.12', undefined],
  ['^1.3.12', '1.3.12-beta.12', true],
  ['^0.1.0', '0.2.0'],
  ['~1.0.0', '1.0.1'],
  ['~0.1.0', '0.1.1-alpha', true],
  ['^0.1.0', '0.2.4-beta.0', true],
  ['^0.0.1', '0.2.4-beta.0', true],
  ['~0.0.1', '0.0.12'],
  ['~0.0.1', '0.0.13-beta', true],
  ['^1.0.0', '1.3.11'],
  ['~1.3.0', '1.3.11'],
  ['^1.3.0', '1.3.12-beta.12', true],
  ['~2.0.0', '2.0.0', true],
  ['~2.1.0', '2.1.0-beta.13', true],
  ['latest', '2.1.0-beta.13']
]

describe('package: u-semver', () => {
  describe('SemVer.resolve', () => {
    describe('Given a set of versions', () => {
      cases.map(runAssertion)
    })
  })
})