test.js

'use strict'

var test = require('tape')
var shuffle = require('array-shuffle')
var parseTags = require('.').parseTags
var matchTags = require('.').matchTags
var compareTags = require('.').compareTags
var parseTuple = require('.').parseTuple
var matchTuple = require('.').matchTuple
var compareTuples = require('.').compareTuples

test('parse tags', function (t) {
  t.is(parseTags('ignored'), undefined)
  t.is(parseTags('node.ignored'), undefined)

  t.is(parseTags('node.node').runtime, 'node')
  t.is(parseTags('electron.node').runtime, 'electron')
  t.is(parseTags('node-webkit.node').runtime, 'node-webkit')

  t.same(parseTags('node.napi.node'), {
    file: 'node.napi.node',
    runtime: 'node',
    napi: true,
    specificity: 2
  })

  t.same(parseTags('node.abi64.uv1.armv7.musl.node'), {
    file: 'node.abi64.uv1.armv7.musl.node',
    runtime: 'node',
    abi: '64',
    uv: '1',
    armv: '7',
    libc: 'musl',
    specificity: 5
  })

  t.end()
})

test('sort tags', function (t) {
  check('electron', [
    'electron.abi64.uv1.node',
    'electron.napi.uv1.armv7.musl.node',
    'electron.napi.uv1.musl.node',
    'node.abi64.uv1.node',
    'node.abi64.node',
    'node.napi.uv1.armv7.musl.node',
    'node.napi.uv1.node'
  ], 'sort order ok')

  check('node', [
    'node.abi64.uv1.node',
    'node.abi64.node',
    'node.napi.uv1.armv7.musl.node',
    'node.napi.uv1.node',
    'electron.abi64.uv1.node',
    'electron.napi.uv1.armv7.musl.node',
    'electron.napi.uv1.musl.node'
  ], 'same files, different runtime')

  function check (runtime, sorted, message) {
    t.same(
      shuffle(sorted)
        .map(parseTags)
        .sort(compareTags(runtime))
        .map(getFile),
      sorted,
      message
    )
  }

  t.end()
})

test('match and sort tags', function (t) {
  check('electron', '64', [
    'node.abi64.node',
    'electron.napi.node'
  ], [
    'electron.napi.node'
  ], 'dont use a node abi for electron')

  check('electron', '64', [
    'node.abi64.node',
    'node.napi.node'
  ], [
    'node.napi.node'
  ], 'but do use a node napi for electron')

  check('electron', '64', [
    'node.abi64.node',
    'node.napi.node',
    'electron.abi64.node',
    'electron.abi99.node',
    'electron.napi.node'
  ], [
    'electron.abi64.node',
    'electron.napi.node',
    'node.napi.node'
  ], 'except if an electron abi is available')

  check('node', '64', [
    'electron.napi.node',
    'electron.abi64.node',
    'node.abi64.node'
  ], [
    'node.abi64.node'
  ], 'never use electron for node')

  function check (runtime, abi, files, expected, message) {
    t.same(
      files
        .map(parseTags)
        .filter(matchTags(runtime, abi))
        .sort(compareTags(runtime))
        .map(getFile),
      expected,
      message
    )
  }

  t.end()
})

test('parse tuples', function (t) {
  t.same(parseTuple('linux-arm64'), {
    name: 'linux-arm64',
    platform: 'linux',
    architectures: ['arm64']
  })

  t.same(parseTuple('darwin-x64+arm64'), {
    name: 'darwin-x64+arm64',
    platform: 'darwin',
    architectures: ['x64', 'arm64']
  })

  // Should skip invalid tuples
  t.is(parseTuple(''), undefined)
  t.is(parseTuple('linux-'), undefined)
  t.is(parseTuple('-arm64'), undefined)
  t.is(parseTuple('linux-arm64+'), undefined)
  t.is(parseTuple('linux-arm64++x64'), undefined)
  t.is(parseTuple('linux-+arm64'), undefined)

  t.end()
})

test('sort tuples', function (t) {
  var tuples = ['darwin-arm64+x64+ia32', 'darwin-x64', 'darwin-x64+arm64']
  var sorted = tuples.map(parseTuple).sort(compareTuples).map(getTupleName)

  t.same(sorted, ['darwin-x64', 'darwin-x64+arm64', 'darwin-arm64+x64+ia32'])
  t.end()
})

test('match tuples', function (t) {
  var tuples = ['linux-arm64', 'darwin-x64+arm64', 'darwin-x64'].map(parseTuple)

  t.is(tuples.filter(matchTuple('darwin', 'x64')).sort(compareTuples)[0].name, 'darwin-x64')
  t.is(tuples.filter(matchTuple('darwin', 'arm64')).sort(compareTuples)[0].name, 'darwin-x64+arm64')
  t.is(tuples.filter(matchTuple('linux', 'arm64')).sort(compareTuples)[0].name, 'linux-arm64')
  t.is(tuples.some(matchTuple('linux', 'other')), false)
  t.is(tuples.some(matchTuple('other', 'arm64')), false)
  t.end()
})

function getTupleName (tuple) {
  return tuple.name
}

function getFile (tags) {
  return tags.file
}