multilang-sentiment/test/integration/async_plurals.js

Multi language AFINN-based sentiment analysis for Node.js

var test = require('tap').test;
var sentiment = require('../../lib/index');

var datasetEn = 'Cats are cool!';
var datasetIt = 'I gatti sono meravigliosi!';
var datasetItAlt = 'I gatti sono stupidi';

sentiment(datasetEn, 'en', function (err, result) {
  test('[EN] asynchronous negators', function (t) {
    t.type(result, 'object');
    t.equal(result.score, 1);
    t.equal(result.comparative, 1.33);
    t.equal(result.tokens.length, 3);
    t.equal(result.words.length, 1);
    t.end();
  });
});

sentiment(datasetIt, 'it', function (err, result) {
  test('[IT] asynchronous negators', function (t) {
    t.type(result, 'object');
    t.equal(result.score, 3);
    t.equal(result.comparative, 3.75);
    t.equal(result.tokens.length, 4);
    t.equal(result.words.length, 1);
    t.end();
  });
});

sentiment(datasetItAlt, 'it', function (err, result) {
  test('[IT] asynchronous negators', function (t) {
    t.type(result, 'object');
    t.equal(result.score, -2);
    t.equal(result.comparative, -2.5);
    t.equal(result.tokens.length, 4);
    t.equal(result.words.length, 1);
    t.end();
  });
});