epub-full-text-search/test/specs/test_search.js

// ext libs
var should = require('should');
var fs = require('fs');


var SearchEngine = require('../../');

var hitsAsJson = 'test/specs/hits.json';
var testDB = 'test_DB'; // TODO: process.env.testDB

describe('search', function () {

    it('count hits of keyword', function (done) {

        var se = new SearchEngine({'indexPath': testDB, logLevel: 'warn'});

        se.search(["epub"], "Accessible EPUB 3", function (hits) {

            se.close(function () {
                (hits.length).should.be.exactly(15);
                done();
            })
        });
    });

    it('should find no hits if keyword is not included', function (done) {

        var se = new SearchEngine({'indexPath': testDB, logLevel: 'warn'});

        se.search(["Accessi"], "Accessible EPUB 3", function (hits) {

            se.close(function () {
                (hits.length).should.be.exactly(0);

                done();
            });
        });
    });

    it('should return the right hits', function (done) {

        var se = new SearchEngine({'indexPath': testDB, logLevel: 'warn'});

        se.search(["epub"], "Accessible EPUB 3", function (hits) {
            
            se.close(function () {
                var data = JSON.parse(fs.readFileSync(hitsAsJson));
                (hits).should.eql(data);

                done();
            });
        });
    });

    it('should return always the same hits', function (done) {

        var se = new SearchEngine({'indexPath': testDB, logLevel: 'warn'});

        se.search(["epub"], "Accessible EPUB 3", function (hits) {

            var first = hits;

            se.search(["epub"], "Accessible EPUB 3", function (hits) {

                se.close(function () {

                    (first).should.eql(hits);
                    done();
                });
            });
        });
    });

    it('check hit properties are set', function (done) {

        var se = new SearchEngine({'indexPath': testDB, logLevel: 'warn'});

        se.search(["epub"], "Accessible EPUB 3", function (hits) {
            
            se.close(function () {

                for (i in hits) {

                    Object.keys(hits[i]).should.have.length(5);
                    hits[i].should.have.property('baseCfi');
                    hits[i].should.have.property('cfis');
                    hits[i].should.have.property('epubTitle');
                    hits[i].should.have.property('id');
                    hits[i].should.have.property('href');

                    hits[i].should.not.have.enumerable('cfis', 0);
                    hits[i].href.should.not.be.empty;
                    hits[i].baseCfi.should.not.be.empty;
                    hits[i].epubTitle.should.not.be.empty;
                    hits[i].id.should.not.be.empty;
                }

                done();
            });
        });
    });
});