/* jslint node:true */
/* global it:false */
/* global describe:false */
/* global before:false */
/* global after:false */

'use strict';

var appdb = require('../appdb.js'),
    apps = require('../apps.js'),
    async = require('async'),
    constants = require('../constants.js'),
    database = require('../database.js'),
    domains = require('../domains.js'),
    EventEmitter = require('events').EventEmitter,
    expect = require('expect.js'),
    groups = require('../groups.js'),
    ldapServer = require('../ldap.js'),
    maildb = require('../maildb.js'),
    mailboxdb = require('../mailboxdb.js'),
    ldap = require('ldapjs'),
    users = require('../users.js');

const DOMAIN_0 = {
    domain: 'example.com',
    zoneName: 'example.com',
    config: {},
    provider: 'manual',
    fallbackCertificate: null,
    tlsConfig: { provider: 'fallback' }
};

// owner
var USER_0 = {
    username: 'userName0',
    password: 'Username0pass?1234',
    email: 'user0@' + DOMAIN_0.domain.toUpperCase(),
    displayName: 'User 0'
};

var USER_0_ALIAS = 'Asterix';

// normal user
var USER_1 = {
    username: 'Username1',
    password: 'Username1pass?12345',
    email: 'USER1@' + DOMAIN_0.domain,
    displayName: 'User 1'
};
var USER_2 = {
    username: 'Username2',
    password: 'Username2pass?12345',
    email: 'USER2@' + DOMAIN_0.domain,
    displayName: 'User 2'
};

var GROUP_ID, GROUP_NAME = 'developers';

var AUDIT_SOURCE = {
    ip: '1.2.3.4'
};

var APP_0 = {
    id: 'appid-0',
    appStoreId: 'appStoreId-0',
    installationState: appdb.ISTATE_INSTALLED,
    errorMessage: null,
    runState: appdb.RSTATE_RUNNING,
    location: 'some-location-0',
    domain: DOMAIN_0.domain,
    manifest: { version: '0.1', dockerImage: 'docker/app0', healthCheckPath: '/', httpPort: 80, title: 'app0' },
    httpPort: null,
    containerId: 'someContainerId',
    portBindings: { port: 5678 },
    health: null,
    accessRestriction: null,
    memoryLimit: 4294967296,
    mailboxName: 'some-location-0.app'
};

function setup(done) {
    async.series([
        database.initialize.bind(null),
        database._clear.bind(null),
        ldapServer.start.bind(null),
        domains.add.bind(null, DOMAIN_0.domain, DOMAIN_0, AUDIT_SOURCE),
        maildb.add.bind(null, DOMAIN_0.domain, {}),
        function (callback) {
            users.createOwner(USER_0.username, USER_0.password, USER_0.email, USER_0.displayName, AUDIT_SOURCE, function (error, result) {
                if (error) return callback(error);

                USER_0.id = result.id;

                callback();
            });
        },
        function (callback) {
            appdb.add(APP_0.id, APP_0.appStoreId, APP_0.manifest, APP_0.location, APP_0.domain, apps._translatePortBindings(APP_0.portBindings, APP_0.manifest), APP_0, function (error) {
                if (error) return callback(error);

                apps._MOCK_GET_BY_IP_APP_ID = APP_0.id;
                callback();
            });
        },
        (done) => mailboxdb.addMailbox(USER_0.username.toLowerCase(), DOMAIN_0.domain, USER_0.id, done),
        (done) => mailboxdb.setAliasesForName(USER_0.username.toLowerCase(), DOMAIN_0.domain, [ USER_0_ALIAS.toLocaleLowerCase() ], done),
        appdb.update.bind(null, APP_0.id, { containerId: APP_0.containerId }),
        appdb.setAddonConfig.bind(null, APP_0.id, 'sendmail', [{ name: 'MAIL_SMTP_PASSWORD', value : 'sendmailpassword' }]),
        appdb.setAddonConfig.bind(null, APP_0.id, 'recvmail', [{ name: 'MAIL_IMAP_PASSWORD', value : 'recvmailpassword' }]),
        mailboxdb.addMailbox.bind(null, APP_0.location + '.app', APP_0.domain, APP_0.id),

        function (callback) {
            users.create(USER_1.username, USER_1.password, USER_1.email, USER_0.displayName, { invitor: USER_0 }, AUDIT_SOURCE, function (error, result) {
                if (error) return callback(error);

                USER_1.id = result.id;

                callback(null);
            });
        },
        function (callback) {
            users.create(USER_2.username, USER_2.password, USER_2.email, USER_0.displayName, { invitor: USER_0 }, AUDIT_SOURCE, function (error, result) {
                if (error) return callback(error);

                USER_2.id = result.id;

                callback(null);
            });
        },
        function (callback) {
            groups.create(GROUP_NAME, function (error, result) {
                if (error) return callback(error);

                GROUP_ID = result.id;

                callback();
            });
        },
        function (callback) {
            async.series([
                groups.addMember.bind(null, GROUP_ID, USER_0.id),
                groups.addMember.bind(null, GROUP_ID, USER_1.id)
            ], callback);
        }
    ], done);
}

function cleanup(done) {
    apps._MOCK_GET_BY_IP_APP_ID = '';

    async.series([
        ldapServer.stop,
        database._clear,
        database.uninitialize
    ], done);
}

describe('Ldap', function () {
    before(setup);
    after(cleanup);

    describe('bind', function () {
        it('fails for nonexisting user', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=doesnotexist,ou=users,dc=cloudron', 'password', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('fails with wrong password', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.id + ',ou=users,dc=cloudron', 'wrongpassword', function (error) {
                expect(error).to.be.a(ldap.InvalidCredentialsError);
                client.unbind();
                done();
            });
        });

        it('succeeds without accessRestriction', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.id + ',ou=users,dc=cloudron', USER_0.password, function (error) {
                expect(error).to.be(null);
                client.unbind();
                done();
            });
        });

        it('succeeds with username and without accessRestriction', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.username + ',ou=users,dc=cloudron', USER_0.password, function (error) {
                expect(error).to.be(null);
                client.unbind();
                done();
            });
        });

        it('succeeds with email and without accessRestriction', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.email + ',ou=users,dc=cloudron', USER_0.password, function (error) {
                expect(error).to.be(null);
                client.unbind();
                done();
            });
        });

        it('succeeds without accessRestriction when email is enabled', function (done) {
            // use maildb to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                client.bind('cn=' + USER_0.email.toLowerCase() + ',ou=users,dc=cloudron', USER_0.password, function (error) {
                    expect(error).to.be(null);

                    client.unbind();

                    maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                });
            });
        });

        it('fails with username for mail attribute and without accessRestriction', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('mail=' + USER_0.username + ',ou=users,dc=cloudron', USER_0.password, function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('fails with accessRestriction denied', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            appdb.update(APP_0.id, { accessRestriction: { users: [ USER_0.id ], groups: [] }}, function (error) {
                expect(error).to.eql(null);

                client.bind('cn=' + USER_1.id + ',ou=users,dc=cloudron', USER_1.password, function (error) {
                    expect(error).to.be.a(ldap.NoSuchObjectError);
                    client.unbind();
                    done();
                });
            });
        });

        it('succeeds with accessRestriction allowed', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            appdb.update(APP_0.id, { accessRestriction: { users: [ USER_1.id, USER_0.id ], groups: [] }}, function (error) {
                expect(error).to.eql(null);

                client.bind('cn=' + USER_0.id + ',ou=users,dc=cloudron', USER_0.password, function (error) {
                    expect(error).to.be(null);
                    client.unbind();
                    done();
                });
            });
        });
    });

    describe('search users', function () {
        it ('fails for non existing tree', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: '(&(l=Seattle)(email=*@' + DOMAIN_0.domain + '))'
            };

            client.search('o=example', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                result.on('error', function (error) {
                    expect(error).to.be.a(ldap.NoSuchObjectError);
                    client.unbind();
                    done();
                });
                result.on('end', function (result) {
                    done(new Error('Should not succeed. Status ' + result.status));
                });
            });
        });

        it ('succeeds with basic filter', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: 'objectcategory=person'
            };

            client.search('ou=users,dc=cloudron', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                var entries = [];

                result.on('searchEntry', function (entry) { entries.push(entry.object); });
                result.on('error', done);
                result.on('end', function (result) {
                    expect(result.status).to.equal(0);
                    expect(entries.length).to.equal(2);
                    entries.sort(function (a, b) { return a.username > b.username; });
                    expect(entries[0].username).to.equal(USER_0.username.toLowerCase());
                    expect(entries[0].mail).to.equal(USER_0.email.toLowerCase());
                    expect(entries[1].username).to.equal(USER_1.username.toLowerCase());
                    expect(entries[1].mail).to.equal(USER_1.email.toLowerCase());
                    client.unbind();
                    done();
                });
            });
        });

        it ('succeeds with pagination', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: 'objectcategory=person',
                paged: true
            };

            client.search('ou=users,dc=cloudron', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                var entries = [];

                result.on('searchEntry', function (entry) { entries.push(entry.object); });
                result.on('error', done);
                result.on('end', function (result) {
                    expect(result.status).to.equal(0);
                    expect(entries.length).to.equal(2);
                    entries.sort(function (a, b) { return a.username > b.username; });
                    expect(entries[0].username).to.equal(USER_0.username.toLowerCase());
                    expect(entries[0].mail).to.equal(USER_0.email.toLowerCase());
                    expect(entries[1].username).to.equal(USER_1.username.toLowerCase());
                    expect(entries[1].mail).to.equal(USER_1.email.toLowerCase());
                    client.unbind();
                    done();
                });
            });
        });

        it ('succeeds with basic filter and email enabled', function (done) {
            // user settingsdb instead of settings, to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                var opts = {
                    filter: 'objectcategory=person'
                };

                client.search('ou=users,dc=cloudron', opts, function (error, result) {
                    expect(error).to.be(null);
                    expect(result).to.be.an(EventEmitter);

                    var entries = [];

                    result.on('searchEntry', function (entry) { entries.push(entry.object); });
                    result.on('error', done);
                    result.on('end', function (result) {
                        expect(result.status).to.equal(0);
                        expect(entries.length).to.equal(2);
                        entries.sort(function (a, b) { return a.username > b.username; });

                        expect(entries[0].username).to.equal(USER_0.username.toLowerCase());
                        expect(entries[0].mailAlternateAddress).to.equal(USER_0.email.toLowerCase());
                        expect(entries[0].mail).to.equal(USER_0.email.toLowerCase());
                        expect(entries[1].username).to.equal(USER_1.username.toLowerCase());
                        expect(entries[1].mailAlternateAddress).to.equal(USER_1.email.toLowerCase());
                        expect(entries[1].mail).to.equal(USER_1.email.toLowerCase());

                        client.unbind();

                        maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                    });
                });
            });
        });

        it ('succeeds with username wildcard filter', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: '&(objectcategory=person)(username=username*)'
            };

            client.search('ou=users,dc=cloudron', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                var entries = [];

                result.on('searchEntry', function (entry) { entries.push(entry.object); });
                result.on('error', done);
                result.on('end', function (result) {
                    expect(result.status).to.equal(0);
                    expect(entries.length).to.equal(2);
                    entries.sort(function (a, b) { return a.username > b.username; });
                    expect(entries[0].username).to.equal(USER_0.username.toLowerCase());
                    expect(entries[1].username).to.equal(USER_1.username.toLowerCase());
                    client.unbind();
                    done();
                });
            });
        });

        it ('succeeds with username filter', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: '&(objectcategory=person)(username=' + USER_0.username + ')'
            };

            client.search('ou=users,dc=cloudron', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                var entries = [];

                result.on('searchEntry', function (entry) { entries.push(entry.object); });
                result.on('error', done);
                result.on('end', function (result) {
                    expect(result.status).to.equal(0);
                    expect(entries.length).to.equal(1);
                    expect(entries[0].username).to.equal(USER_0.username.toLowerCase());
                    expect(entries[0].memberof.length).to.equal(2);
                    client.unbind();
                    done();
                });
            });
        });

        it ('always lists admins', function (done) {
            appdb.update(APP_0.id, { accessRestriction: { users: [], groups: [] } }, function (error) {
                expect(error).to.be(null);

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                var opts = {
                    filter: 'objectcategory=person'
                };

                client.search('ou=users,dc=cloudron', opts, function (error, result) {
                    expect(error).to.be(null);
                    expect(result).to.be.an(EventEmitter);

                    var entries = [];

                    result.on('searchEntry', function (entry) { entries.push(entry.object); });
                    result.on('error', done);
                    result.on('end', function (result) {
                        expect(result.status).to.equal(0);
                        expect(entries.length).to.equal(1);
                        expect(entries[0].username).to.equal(USER_0.username.toLowerCase());
                        expect(entries[0].memberof.length).to.equal(2);

                        client.unbind();

                        appdb.update(APP_0.id, { accessRestriction: null }, done);
                    });
                });
            });
        });

        it ('does only list users who have access', function (done) {
            appdb.update(APP_0.id, { accessRestriction: { users: [], groups: [ GROUP_ID ] } }, function (error) {
                expect(error).to.be(null);

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                var opts = {
                    filter: 'objectcategory=person'
                };

                client.search('ou=users,dc=cloudron', opts, function (error, result) {
                    expect(error).to.be(null);
                    expect(result).to.be.an(EventEmitter);

                    var entries = [];

                    result.on('searchEntry', function (entry) { entries.push(entry.object); });
                    result.on('error', done);
                    result.on('end', function (result) {
                        expect(result.status).to.equal(0);
                        expect(entries.length).to.equal(2);
                        entries.sort(function (a, b) { return a.username > b.username; });

                        expect(entries[0].username).to.equal(USER_0.username.toLowerCase());
                        expect(entries[1].username).to.equal(USER_1.username.toLowerCase());

                        client.unbind();

                        appdb.update(APP_0.id, { accessRestriction: null }, done);
                    });
                });
            });
        });
    });

    describe('search groups', function () {
        it ('succeeds with basic filter', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: 'objectclass=group'
            };

            client.search('ou=groups,dc=cloudron', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                var entries = [];

                result.on('searchEntry', function (entry) { entries.push(entry.object); });
                result.on('error', done);
                result.on('end', function (result) {
                    expect(result.status).to.equal(0);
                    expect(entries.length).to.equal(2);

                    // ensure order for testability
                    entries.sort(function (a, b) { return a.username < b.username; });

                    expect(entries[0].cn).to.equal('users');
                    expect(entries[0].memberuid.length).to.equal(3);
                    expect(entries[0].memberuid[0]).to.equal(USER_0.id);
                    expect(entries[0].memberuid[1]).to.equal(USER_1.id);
                    expect(entries[0].memberuid[2]).to.equal(USER_2.id);
                    expect(entries[1].cn).to.equal('admins');
                    // if only one entry, the array becomes a string :-/
                    expect(entries[1].memberuid).to.equal(USER_0.id);
                    client.unbind();
                    done();
                });
            });
        });

        it ('succeeds with cn wildcard filter', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: '&(objectclass=group)(cn=*)'
            };

            client.search('ou=groups,dc=cloudron', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                var entries = [];

                result.on('searchEntry', function (entry) { entries.push(entry.object); });
                result.on('error', done);
                result.on('end', function (result) {
                    expect(result.status).to.equal(0);
                    expect(entries.length).to.equal(2);
                    expect(entries[0].cn).to.equal('users');
                    expect(entries[0].memberuid.length).to.equal(3);
                    expect(entries[0].memberuid[0]).to.equal(USER_0.id);
                    expect(entries[0].memberuid[1]).to.equal(USER_1.id);
                    expect(entries[0].memberuid[2]).to.equal(USER_2.id);
                    expect(entries[1].cn).to.equal('admins');
                    // if only one entry, the array becomes a string :-/
                    expect(entries[1].memberuid).to.equal(USER_0.id);
                    client.unbind();
                    done();
                });
            });
        });

        it('succeeds with memberuid filter', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: '&(objectclass=group)(memberuid=' + USER_1.id + ')'
            };

            client.search('ou=groups,dc=cloudron', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                var entries = [];

                result.on('searchEntry', function (entry) { entries.push(entry.object); });
                result.on('error', done);
                result.on('end', function (result) {
                    expect(result.status).to.equal(0);
                    expect(entries.length).to.equal(1);
                    expect(entries[0].cn).to.equal('users');
                    expect(entries[0].memberuid.length).to.equal(3);
                    client.unbind();
                    done();
                });
            });
        });

        it ('does only list users who have access', function (done) {
            appdb.update(APP_0.id, { accessRestriction: { users: [], groups: [ GROUP_ID ] } }, function (error) {
                expect(error).to.be(null);

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                var opts = {
                    filter: '&(objectclass=group)(cn=*)'
                };

                client.search('ou=groups,dc=cloudron', opts, function (error, result) {
                    expect(error).to.be(null);
                    expect(result).to.be.an(EventEmitter);

                    var entries = [];

                    result.on('searchEntry', function (entry) { entries.push(entry.object); });
                    result.on('error', done);
                    result.on('end', function (result) {
                        expect(result.status).to.equal(0);
                        expect(entries.length).to.equal(2);
                        expect(entries[0].cn).to.equal('users');
                        expect(entries[0].memberuid.length).to.equal(2);
                        expect(entries[0].memberuid[0]).to.equal(USER_0.id);
                        expect(entries[0].memberuid[1]).to.equal(USER_1.id);
                        expect(entries[1].cn).to.equal('admins');
                        // if only one entry, the array becomes a string :-/
                        expect(entries[1].memberuid).to.equal(USER_0.id);

                        client.unbind();

                        appdb.update(APP_0.id, { accessRestriction: null }, done);
                    });
                });
            });
        });

        it ('succeeds with pagination', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            var opts = {
                filter: 'objectclass=group',
                paged: true
            };

            client.search('ou=groups,dc=cloudron', opts, function (error, result) {
                expect(error).to.be(null);
                expect(result).to.be.an(EventEmitter);

                var entries = [];

                result.on('searchEntry', function (entry) { entries.push(entry.object); });
                result.on('error', done);
                result.on('end', function (result) {
                    expect(result.status).to.equal(0);
                    expect(entries.length).to.equal(2);

                    // ensure order for testability
                    entries.sort(function (a, b) { return a.username < b.username; });

                    expect(entries[0].cn).to.equal('users');
                    expect(entries[0].memberuid.length).to.equal(3);
                    expect(entries[0].memberuid[0]).to.equal(USER_0.id);
                    expect(entries[0].memberuid[1]).to.equal(USER_1.id);
                    expect(entries[0].memberuid[2]).to.equal(USER_2.id);
                    expect(entries[1].cn).to.equal('admins');
                    // if only one entry, the array becomes a string :-/
                    expect(entries[1].memberuid).to.equal(USER_0.id);
                    client.unbind();
                    done();
                });
            });
        });
    });

    // ldapsearch -LLL -E pr=10/noprompt -x -h localhost -p 3002 -b cn=userName0@example.com,ou=mailboxes,dc=cloudron objectclass=mailbox
    function ldapSearch(dn, filter, callback) {
        var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

        var opts = {
            filter: filter,
            paged: true
        };

        function done(error, entries) {
            client.unbind();
            callback(error, entries);
        }

        client.search(dn, opts, function (error, result) {
            expect(error).to.be(null);
            expect(result).to.be.an(EventEmitter);

            var entries = [];

            result.on('searchEntry', function (entry) { entries.push(entry.object); });
            result.on('error', done);
            result.on('end', function (result) {
                expect(result.status).to.equal(0);
                done(null, entries);
            });
        });
    }

    describe('search mailbox', function () {
        it('get specific mailbox by email', function (done) {
            ldapSearch('cn=' + USER_0.username + '@example.com,ou=mailboxes,dc=cloudron', 'objectclass=mailbox', function (error, entries) {
                if (error) return done(error);
                expect(entries.length).to.equal(1);
                expect(entries[0].cn).to.equal(USER_0.username.toLowerCase() + '@example.com');
                done();
            });
        });

        it('cannot get mailbox with just name', function (done) {
            ldapSearch('cn=' + USER_0.username + ',ou=mailboxes,dc=cloudron', 'objectclass=mailbox', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                done();
            });
        });

        it('cannot get alias as a mailbox', function (done) {
            ldapSearch('cn=' + USER_0_ALIAS + '@example.com,ou=mailboxes,dc=cloudron', 'objectclass=mailbox', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                done();
            });
        });

        it('non-existent mailbox', function (done) {
            ldapSearch('cn=random@example.com,ou=mailboxes,dc=cloudron', 'objectclass=mailbox', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                done();
            });
        });
    });

    describe('search aliases', function () {
        it('get specific alias', function (done) {
            ldapSearch('cn=' + USER_0_ALIAS + '@example.com,ou=mailaliases,dc=cloudron', 'objectclass=nismailalias', function (error, entries) {
                if (error) return done(error);
                expect(entries.length).to.equal(1);
                expect(entries[0].cn).to.equal('asterix@example.com');
                expect(entries[0].rfc822MailMember).to.equal(USER_0.username.toLowerCase() + '@example.com');
                done();
            });
        });

        it('cannot get mailbox as alias', function (done) {
            ldapSearch('cn=' + USER_0.username + '@example.com,ou=mailaliases,dc=cloudron', 'objectclass=nismailalias', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                done();
            });
        });

        it('non-existent alias', function (done) {
            ldapSearch('cn=random@example.com,ou=mailaliases,dc=cloudron', 'objectclass=mailbox', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                done();
            });
        });
    });

    describe('search groups', function () {
        it('get specific alias', function (done) {
            ldapSearch('cn=' + USER_0_ALIAS + '@example.com,ou=mailaliases,dc=cloudron', 'objectclass=nismailalias', function (error, entries) {
                if (error) return done(error);
                expect(entries.length).to.equal(1);
                expect(entries[0].cn).to.equal('asterix@example.com');
                expect(entries[0].rfc822MailMember).to.equal(USER_0.username.toLowerCase() + '@example.com');
                done();
            });
        });

        it('non-existent alias', function (done) {
            ldapSearch('cn=random@example.com,ou=mailaliases,dc=cloudron', 'objectclass=mailbox', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                done();
            });
        });
    });

    describe('search mailing list', function () {
        before(function (done) {
            mailboxdb.addList('devs', DOMAIN_0.domain, [ USER_0.username.toLowerCase(), USER_1.username.toLowerCase() ], done);
        });

        it('get specific list', function (done) {
            ldapSearch('cn=devs@example.com,ou=mailinglists,dc=cloudron', 'objectclass=mailGroup', function (error, entries) {
                if (error) return done(error);
                expect(entries.length).to.equal(1);
                expect(entries[0].cn).to.equal('devs@example.com');
                expect(entries[0].mgrpRFC822MailMember).to.eql([ USER_0.username.toLowerCase() + '@example.com', USER_1.username.toLowerCase() + '@example.com' ]);
                done();
            });
        });

        it('non-existent list', function (done) {
            ldapSearch('cn=random@example.com,ou=mailinglists,dc=cloudron', 'objectclass=mailGroup', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                done();
            });
        });
    });

    describe('user mailbox bind', function () {
        it('email disabled - cannot find domain email', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.username + '@example.com,domain=example.com,ou=mailboxes,dc=cloudron', USER_0.password + 'nope', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('email enabled - does not allow with invalid password', function (done) {
            // use maildb to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                client.bind('cn=' + USER_0.username + '@example.com,domain=example.com,ou=mailboxes,dc=cloudron', USER_0.password + 'nope', function (error) {
                    expect(error).to.be.a(ldap.InvalidCredentialsError);

                    client.unbind();

                    maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                });
            });
        });

        it('email enabled - allows with valid password', function (done) {
            // use maildb to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                client.bind('cn=' + USER_0.username + '@example.com,domain=example.com,ou=mailboxes,dc=cloudron', USER_0.password, function (error) {
                    expect(error).not.to.be.ok();

                    client.unbind();

                    maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                });
            });
        });

        it('email enabled - cannot auth with alias', function (done) {
            // use maildb to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                client.bind('cn=' + USER_0_ALIAS + '@example.com,domain=example.com,ou=mailboxes,dc=cloudron', USER_0.password, function (error) {
                    expect(error).to.be.a(ldap.NoSuchObjectError);

                    client.unbind();

                    maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                });
            });
        });
    });

    describe('user sendmail bind', function () {
        it('email disabled - cannot find domain email', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.username + '@example.com,ou=sendmail,dc=cloudron', USER_0.password + 'nope', function (error) {
                expect(error).to.be.a(ldap.InvalidCredentialsError);
                client.unbind();
                done();
            });
        });

        it('email disabled - cannot find reset email', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.email + ',ou=sendmail,dc=cloudron', USER_0.password + 'nope', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('email enabled - allows with valid email', function (done) {
            // use maildb to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                client.bind('cn=' + USER_0.username.toLocaleLowerCase() + '@' + DOMAIN_0.domain + ',ou=sendmail,dc=cloudron', USER_0.password, function (error) {
                    expect(error).not.to.be.ok();

                    client.unbind();

                    maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                });
            });
        });

        it('email enabled - does not allow with invalid password', function (done) {
            // use maildb to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                client.bind('cn=' + USER_0.username + '@example.com,ou=sendmail,dc=cloudron', USER_0.password + 'nope', function (error) {
                    expect(error).to.be.a(ldap.InvalidCredentialsError);

                    client.unbind();

                    maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                });
            });
        });
    });

    describe('app sendmail bind', function () {
        // these tests should work even when email is disabled
        before(function (done) {
            maildb.update(DOMAIN_0.domain, { enabled: false }, done);
        });

        it('does not allow with invalid app', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=hacker.app@example.com,ou=sendmail,dc=cloudron', 'nope', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('does not allow with invalid password', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + APP_0.location + '.app@example.com,ou=sendmail,dc=cloudron', 'nope', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('allows with valid password', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + APP_0.location + '.app@example.com,ou=sendmail,dc=cloudron', 'sendmailpassword', function (error) {
                client.unbind();
                done(error);
            });
        });
    });

    describe('user recvmail bind', function () {
        before(function (done) {
            maildb.update(DOMAIN_0.domain, { enabled: false }, done);
        });

        it('email disabled - cannot find domain email', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.username + '@example.com,ou=recvmail,dc=cloudron', USER_0.password + 'nope', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('email disabled - cannot find reset email', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + USER_0.email + ',ou=recvmail,dc=cloudron', USER_0.password + 'nope', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('email enabled - allows with valid email', function (done) {
            // use maildb to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                client.bind('cn=' + USER_0.username + '@example.com,ou=recvmail,dc=cloudron', USER_0.password, function (error) {
                    expect(error).not.to.be.ok();

                    client.unbind();

                    maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                });
            });
        });

        it('email enabled - does not allow with invalid password', function (done) {
            // use maildb to not trigger further events
            maildb.update(DOMAIN_0.domain, { enabled: true }, function (error) {
                expect(error).not.to.be.ok();

                var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

                client.bind('cn=' + USER_0.username + '@example.com,ou=recvmail,dc=cloudron', USER_0.password + 'nope', function (error) {
                    expect(error).to.be.a(ldap.InvalidCredentialsError);

                    client.unbind();

                    maildb.update(DOMAIN_0.domain, { enabled: false }, done);
                });
            });
        });
    });

    describe('app recvmail bind', function () {
        before(function (done) {
            maildb.update(DOMAIN_0.domain, { enabled: true }, done);
        });

        it('does not allow with invalid app', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=hacker.app@example.com,ou=recvmail,dc=cloudron', 'nope', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('does not allow with invalid password', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + APP_0.location + '.app@example.com,ou=recvmail,dc=cloudron', 'nope', function (error) {
                expect(error).to.be.a(ldap.NoSuchObjectError);
                client.unbind();
                done();
            });
        });

        it('allows with valid password', function (done) {
            var client = ldap.createClient({ url: 'ldap://127.0.0.1:' + constants.LDAP_PORT });

            client.bind('cn=' + APP_0.location + '.app@example.com,ou=recvmail,dc=cloudron', 'recvmailpassword', function (error) {
                client.unbind();

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