itemsjs/tests/facetSpec.js

Created to perform fast search on small json dataset (up to 1000 elements).

'use strict';

const assert = require('assert');
const items = require('./fixtures/movies.json');

const configuration = {
  aggregations: {
    actors: {
      conjunction: true,
    },
    genres: {
      conjunction: true,
    },
    year: {
      conjunction: true,
    },
    director: {
      conjunction: true,
    }
  }
};

describe('aggregation / facet', function() {

  const itemsjs = require('./../index')(items, configuration);

  it('makes error if name does not exist', function test(done) {

    try {
      itemsjs.aggregation({
        name: 'category2'
      });
    } catch (err) {
      assert.equal(err.message, 'Please define aggregation "category2" in config');
    }

    done();
  });

  it('makes single facet', function test(done) {

    const result = itemsjs.aggregation({
      name: 'genres'
    });

    assert.equal(result.data.buckets.length, 10);

    done();
  });

  it('makes single facet with pagination', function test(done) {

    const result = itemsjs.aggregation({
      name: 'genres',
      page: 1,
      per_page: 1
    });

    assert.equal(result.data.buckets.length, 1);
    done();
  });

  it('makes single facet pagination', function test(done) {

    const result = itemsjs.aggregation({
      name: 'genres',
      page: 1,
      per_page: 12
    });

    assert.equal(result.data.buckets.length, 12);

    done();
  });
});