node-nlp
Version:
Library for NLU (Natural Language Understanding) done in Node.js
196 lines (193 loc) • 9.37 kB
JavaScript
/*
* Copyright (c) AXA Shared Services Spain S.A.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
const { EnumNamedEntity, SimilarSearch } = require('../../lib');
describe('Enum Named Entity', () => {
describe('Constructor', () => {
test('It should create one instance', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
expect(entity).toBeDefined();
});
});
describe('Get option', () => {
test('It should create an option for a given language', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
const option = entity.getOption('en', 'option1');
expect(option).toEqual([]);
const locale = entity.getLocale('en');
expect(locale).toEqual({ option1: [] });
});
test('If the same option is asked twice return the same one', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
const optionA = entity.getOption('en', 'option1');
const optionB = entity.getOption('en', 'option1');
expect(optionA).toBe(optionB);
});
test('If create is false, should not create the locale', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
const optionA = entity.getOption('en', 'option1', false);
expect(optionA).toBeUndefined();
const locale = entity.getLocale('en', false);
expect(locale).toBeUndefined();
});
test('If create is false and the locale exists, should not create the option', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.getLocale('en');
const optionA = entity.getOption('en', 'option1', false);
expect(optionA).toBeUndefined();
const locale = entity.getLocale('en', false);
expect(locale).toBeDefined();
});
});
describe('Add Text', () => {
test('It should add a text to a language', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', 'en', 'option1_1');
const locale = entity.getLocale('en');
expect(locale).toEqual({ option1: ['option1_1'] });
});
test('It should be able to add a text to several languages', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', ['en', 'es'], 'option1_1');
const localeEn = entity.getLocale('en');
const localeEs = entity.getLocale('es');
expect(localeEn).toEqual({ option1: ['option1_1'] });
expect(localeEs).toEqual({ option1: ['option1_1'] });
expect(localeEn).not.toBe(localeEs);
});
test('It should be able to add several texts to a language', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', 'en', ['option1_1', 'option1_2']);
const localeEn = entity.getLocale('en');
expect(localeEn).toEqual({ option1: ['option1_1', 'option1_2'] });
});
test('Several texts can be added to several languages', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', ['en', 'es'], ['option1_1', 'option1_2']);
const localeEn = entity.getLocale('en');
const localeEs = entity.getLocale('es');
expect(localeEn).toEqual({ option1: ['option1_1', 'option1_2'] });
expect(localeEs).toEqual({ option1: ['option1_1', 'option1_2'] });
});
test('Several texts can be added to the option', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', 'en', 'option1_1');
entity.addText('option1', 'en', 'option1_2');
const localeEn = entity.getLocale('en');
expect(localeEn).toEqual({ option1: ['option1_1', 'option1_2'] });
});
});
describe('Remove text', () => {
test('It should remove an existing text', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', 'en', 'option1_1');
entity.addText('option1', 'en', 'option1_2');
entity.removeText('option1', 'en', 'option1_2');
const option = entity.getOption('en', 'option1');
expect(option).toEqual(['option1_1']);
});
test('It should remove an existing text from several languages', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', ['en', 'es'], ['option1_1', 'option1_2']);
entity.removeText('option1', ['en', 'es'], 'option1_2');
const optionEn = entity.getOption('en', 'option1');
const optionEs = entity.getOption('es', 'option1');
expect(optionEn).toEqual(['option1_1']);
expect(optionEs).toEqual(['option1_1']);
});
test('It should remove several texts from several languages', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText(
'option1',
['en', 'es'],
['option1_1', 'option1_2', 'option1_3']
);
entity.removeText('option1', ['en', 'es'], ['option1_2', 'option1_3']);
const optionEn = entity.getOption('en', 'option1');
const optionEs = entity.getOption('es', 'option1');
expect(optionEn).toEqual(['option1_1']);
expect(optionEs).toEqual(['option1_1']);
});
test('It should do nothing if the text does not exists', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', 'en', 'option1_1');
entity.addText('option1', 'en', 'option1_2');
entity.removeText('option1', 'en', 'option1_3');
const option = entity.getOption('en', 'option1');
expect(option).toEqual(['option1_1', 'option1_2']);
});
test('It should do nothing if the language does not exists', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', 'en', 'option1_1');
entity.addText('option1', 'en', 'option1_2');
entity.removeText('option1', 'es', 'option1_2');
const option = entity.getOption('en', 'option1');
expect(option).toEqual(['option1_1', 'option1_2']);
});
test('It should do nothing if the option does not exists', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
entity.addText('option1', 'en', 'option1_1');
entity.addText('option1', 'en', 'option1_2');
entity.removeText('option2', 'en', 'option1_2');
const option = entity.getOption('en', 'option1');
expect(option).toEqual(['option1_1', 'option1_2']);
});
});
describe('Extract', () => {
test('It should extract edges from an utterance', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
const similar = new SimilarSearch({ normalize: true });
const text1 = 'I saw spederman eating spaghetti in the city';
entity.addText('spiderman', 'en', ['Spiderman', 'Spider-man']);
entity.addText('iron man', 'en', ['iron man', 'iron-man']);
entity.addText('thor', 'en', ['Thor']);
const edges = entity.extract(text1, 'en', similar, undefined, 0.8);
expect(edges).toBeDefined();
expect(edges).toHaveLength(1);
expect(edges[0].start).toEqual(6);
expect(edges[0].end).toEqual(14);
expect(edges[0].levenshtein).toEqual(1);
expect(edges[0].accuracy).toEqual(0.8888888888888888);
expect(edges[0].option).toEqual('spiderman');
expect(edges[0].sourceText).toEqual('Spiderman');
expect(edges[0].utteranceText).toEqual('spederman');
});
test('If locale does not exists should do fallback', () => {
const entity = new EnumNamedEntity({ name: 'entity' });
const similar = new SimilarSearch({ normalize: true });
const text1 = 'I saw spederman eating spaghetti in the city';
entity.addText('spiderman', 'en', ['Spiderman', 'Spider-man']);
entity.addText('iron man', 'en', ['iron man', 'iron-man']);
entity.addText('thor', 'en', ['Thor']);
const edges = entity.extract(text1, 'es', similar, undefined, 0.8);
expect(edges).toBeDefined();
expect(edges).toHaveLength(1);
expect(edges[0].start).toEqual(6);
expect(edges[0].end).toEqual(14);
expect(edges[0].levenshtein).toEqual(1);
expect(edges[0].accuracy).toEqual(0.8888888888888888);
expect(edges[0].option).toEqual('spiderman');
expect(edges[0].sourceText).toEqual('Spiderman');
expect(edges[0].utteranceText).toEqual('spederman');
});
});
});