yapm/test/tap/yapm-read.js

package manager for io.js (npm fork)

var test = require('tap').test

var yaml = require('js-yaml')
var fs = require('fs')
var pkgyaml = require('package-yaml')

var read = fs.readFileSync
  , write = fs.writeFileSync
  , unlink = fs.unlinkSync
  , exists = fs.existsSync
  , tests = []

process.chdir(__dirname)
test('starting-cleanup', function (t) {
  try {
    unlink('package.json')
  } catch(e) {}
  try {
    unlink('package.yaml')
  } catch(e) {}
  try {
    unlink('package.json5')
  } catch(e) {}
  t.end()
})

var Y = yaml.safeLoad(require('fs').readFileSync(__dirname + '/yapm-fixtures/package.yaml', 'utf8'))
Y.test_nonascii = '\u0442\u0435\u0441\u0442'
var J5 = {test:123,something:456}
var J5str = '{test:123,something:456}'
require('../..')

// no config file exists just yet
test('nothing#async', function(t) {
  pkgyaml.read('.', function(err) {
    t.ok(err)
    t.end()
  })
})

// testing package.json without yaml
test('json#prepare', function(t) {
  write('package.json', JSON.stringify(Y))
  t.end()
})

test('json#async', function(t) {
  pkgyaml.read('.', function(err, data) {
    t.ok(!err)
    t.deepEqual(data, Y)
    t.end()
  })
})

// testing both - should read yaml!
test('both#prepare', function(t) {
  write('package.json', '{"garbage":"garbage"}')
  write('package.yaml', yaml.safeDump(Y))
  t.end()
})

test('both#async', function(t) {
  pkgyaml.read('.', function(err, data) {
    t.ok(!err)
    t.deepEqual(data, Y)
    t.end()
  })
})

// testing package.yaml without json
test('yaml#prepare', function(t) {
  unlink('package.json')
  t.end()
})

test('yaml#async', function(t) {
  pkgyaml.read('.', function(err, data) {
    t.ok(!err)
    t.deepEqual(data, Y)
    t.end()
  })
})

test('yaml#doubleerr', function(t) {
  var count = 0
  fs.readFile('package.yaml/', function(err) {
    t.equal(err.code, 'ENOTDIR')
    if (count++) {
      throw new Error('doubleerr callback invocation')
    }
    t.end()
  })
})

test('json5#prepare', function(t) {
  unlink('package.yaml')
  write('package.json5', J5str)
  t.end()
})

test('json5#async', function(t) {
  pkgyaml.read('.', function(err, data) {
    t.ok(!err)
    t.deepEqual(data, J5)
    t.end()
  })
})

test('cleanup', function(t) {
  unlink('package.json5')
  t.end()
})

test('ending-cleanup', function (t) {
  try {
    unlink('package.json')
  } catch(e) {}
  try {
    unlink('package.yaml')
  } catch(e) {}
  t.end()
})