mail/test/unit/lawnchair-dao-test.js

define(function(require) {
    'use strict';

    var LawnchairDAO = require('js/dao/lawnchair-dao'),
        expect = chai.expect;


    var dbName = 'lawnchair@test.com';

    var key = 'type_1';
    var data = {
        name: 'testName1',
        type: 'testType1'
    };

    var key2 = 'type_2';
    var data2 = {
        name: 'testName2',
        type: 'testType2'
    };

    describe('Lawnchair DAO unit tests', function() {
        var lawnchairDao;

        beforeEach(function(done) {
            lawnchairDao = new LawnchairDAO();
            lawnchairDao.init(dbName, function(err) {
                expect(err).to.not.exist;
                expect(lawnchairDao._db).to.exist;
                done();
            });
        });

        afterEach(function(done) {
            lawnchairDao.clear(function(err) {
                expect(err).to.not.exist;
                done();
            });
        });

        describe('read', function() {
            it('should fail', function(done) {
                lawnchairDao.read(undefined, function(err) {
                    expect(err).to.exist;
                    done();
                });
            });
        });

        describe('list', function() {
            it('should fail', function(done) {
                lawnchairDao.list(undefined, 0, null, function(err) {
                    expect(err).to.exist;
                    done();
                });
            });
        });

        describe('remove list', function() {
            it('should fail', function(done) {
                lawnchairDao.removeList(undefined, function(err) {
                    expect(err).to.exist;
                    done();
                });
            });
        });

        describe('persist/read/remove', function() {
            it('should fail', function(done) {
                lawnchairDao.persist(undefined, data, function(err) {
                    expect(err).to.exist;
                    done();
                });
            });
            it('should fail', function(done) {
                lawnchairDao.persist('1234', undefined, function(err) {
                    expect(err).to.exist;
                    done();
                });
            });

            it('should work', function(done) {
                lawnchairDao.persist(key, data, function(err) {
                    expect(err).to.not.exist;
                    lawnchairDao.read(key, onRead);
                });

                function onRead(err, fetched) {
                    expect(err).to.not.exist;
                    expect(fetched).to.deep.equal(data);
                    lawnchairDao.remove(key, onRemove);
                }

                function onRemove(err) {
                    expect(err).to.not.exist;
                    lawnchairDao.read(key, onReadAgain);
                }

                function onReadAgain(err, fetched) {
                    expect(err).to.not.exist;
                    expect(fetched).to.not.exist;
                    done();
                }
            });
        });

        describe('batch/list/removeList', function() {
            it('should fails', function(done) {
                lawnchairDao.batch({}, function(err) {
                    expect(err).to.exist;
                    done();
                });
            });

            it('should work', function(done) {
                var list = [{
                    key: key,
                    object: data
                }, {
                    key: key2,
                    object: data2
                }];

                lawnchairDao.batch(list, function(err) {
                    expect(err).to.not.exist;
                    lawnchairDao.list('type', 0, null, onList);
                });

                function onList(err, fetched) {
                    expect(err).to.not.exist;
                    expect(fetched.length).to.equal(2);
                    expect(fetched[0]).to.deep.equal(list[0].object);
                    lawnchairDao.removeList('type', onRemoveList);
                }

                function onRemoveList(err) {
                    expect(err).to.not.exist;
                    lawnchairDao.list('type', 0, null, onListAgain);
                }

                function onListAgain(err, fetched) {
                    expect(err).to.not.exist;
                    expect(fetched).to.exist;
                    expect(fetched.length).to.equal(0);
                    done();
                }
            });
        });

    });

});