nounfinder/tests/get-nouns-from-words-tests.js

Extracts nouns from chunks of text, using the [Wordnik API](http://developer.wordnik.com/docs.html).

var test = require('tape');
var createNounfinder = require('../nounfinder');
var config = require('../config');
var assertNoError = require('assert-no-error');

var testCases = [
  {
    // Words that godtributes shouldn't have used as nouns.
    words: [
      'dossed',
      'unbreated',
      'limitedly',
      'mouthed',
      'wouldn\'t',
      'pied',
      'unpampered',
      'tallish'
    ],
    expected: []
  },
  {
    words: [
      'Facebook',
      'running',
      'studies',
      'to',
      'see',
      'if',
      'it',
      'can',
      'manipulate',
      'users\'',
      'emotional',
      'states',
      'by',
      'skewing',
      'their',
      'feeds'
    ],
    expected: ['facebook', 'running', 'it', 'state', 'feed']
  },
  {
    words: [
      'Hello',
      'dystopia',
      'You\'re',
      'a',
      'little',
      'early',
      'but',
      'I\'ve',
      'been',
      'expecting',
      'you'
    ],
    expected: ['dystopium', 'you']
  },
  {
    words: [
      'w/e',
      'tl;dr',
      'capitalism',
      'ruins',
      'everything',
      'i’m',
      'going',
      'to',
      'bed'
    ],
    expected: ['capitalism', 'ruin', 'everything', 'going', 'bed']
  }
];

var nounfinder = createNounfinder({
  wordnikAPIKey: config.wordnikAPIKey
});

testCases.forEach(runTest);

function runTest(testCase) {
  test(testCase.words.join(' '), getNounsTest);

  function getNounsTest(t) {
    nounfinder.getNounsFromWords(testCase.words, checkNouns);

    function checkNouns(error, nouns) {
      assertNoError(t.ok, error, 'No error while getting nouns.');
      t.deepEqual(nouns, testCase.expected, 'Correct nouns found.');
      t.end();
    }
  }
}