configuration.test.js
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'use strict';
const chai = require('chai'),
expect = chai.expect,
config = require('../config/config'),
Support = require('./support'),
dialect = Support.getTestDialect(),
Sequelize = Support.Sequelize,
fs = require('fs'),
path = require('path');
if (dialect === 'sqlite') {
var sqlite3 = require('sqlite3'); // eslint-disable-line
}
describe(Support.getTestDialectTeaser('Configuration'), () => {
describe('Connections problems should fail with a nice message', () => {
it('when we don\'t have the correct server details', () => {
const seq = new Sequelize(config[dialect].database, config[dialect].username, config[dialect].password, {storage: '/path/to/no/where/land', logging: false, host: '0.0.0.1', port: config[dialect].port, dialect});
if (dialect === 'sqlite') {
// SQLite doesn't have a breakdown of error codes, so we are unable to discern between the different types of errors.
return expect(seq.query('select 1 as hello')).to.eventually.be.rejectedWith(Sequelize.ConnectionError, 'SQLITE_CANTOPEN: unable to open database file');
} else {
return expect(seq.query('select 1 as hello')).to.eventually.be.rejectedWith([Sequelize.HostNotReachableError, Sequelize.InvalidConnectionError]);
}
});
it('when we don\'t have the correct login information', () => {
if (dialect === 'mssql') {
// NOTE: Travis seems to be having trouble with this test against the
// AWS instance. Works perfectly fine on a local setup.
expect(true).to.be.true;
return;
}
const seq = new Sequelize(config[dialect].database, config[dialect].username, 'fakepass123', {logging: false, host: config[dialect].host, port: 1, dialect});
if (dialect === 'sqlite') {
// SQLite doesn't require authentication and `select 1 as hello` is a valid query, so this should be fulfilled not rejected for it.
return expect(seq.query('select 1 as hello')).to.eventually.be.fulfilled;
} else {
return expect(seq.query('select 1 as hello')).to.eventually.be.rejectedWith(Sequelize.ConnectionRefusedError, 'connect ECONNREFUSED');
}
});
it('when we don\'t have a valid dialect.', () => {
expect(() => {
new Sequelize(config[dialect].database, config[dialect].username, config[dialect].password, {host: '0.0.0.1', port: config[dialect].port, dialect: 'some-fancy-dialect'});
}).to.throw(Error, 'The dialect some-fancy-dialect is not supported. Supported dialects: mssql, mysql, postgres, and sqlite.');
});
});
describe('Instantiation with arguments', () => {
if (dialect === 'sqlite') {
it('should respect READONLY / READWRITE connection modes', () => {
const p = path.join(__dirname, '../tmp', 'foo.sqlite');
const createTableFoo = 'CREATE TABLE foo (faz TEXT);';
const createTableBar = 'CREATE TABLE bar (baz TEXT);';
const testAccess = Sequelize.Promise.method(() => {
if (fs.access) {
return Sequelize.Promise.promisify(fs.access)(p, fs.R_OK | fs.W_OK);
} else { // Node v0.10 and older don't have fs.access
return Sequelize.Promise.promisify(fs.open)(p, 'r+')
.then(fd => {
return Sequelize.Promise.promisify(fs.close)(fd);
});
}
});
return Sequelize.Promise.promisify(fs.unlink)(p)
.catch(err => {
expect(err.code).to.equal('ENOENT');
})
.then(() => {
const sequelizeReadOnly = new Sequelize('sqlite://foo', {
storage: p,
dialectOptions: {
mode: sqlite3.OPEN_READONLY
}
});
const sequelizeReadWrite = new Sequelize('sqlite://foo', {
storage: p,
dialectOptions: {
mode: sqlite3.OPEN_READWRITE
}
});
expect(sequelizeReadOnly.config.dialectOptions.mode).to.equal(sqlite3.OPEN_READONLY);
expect(sequelizeReadWrite.config.dialectOptions.mode).to.equal(sqlite3.OPEN_READWRITE);
return Sequelize.Promise.join(
sequelizeReadOnly.query(createTableFoo)
.should.be.rejectedWith(Error, 'SQLITE_CANTOPEN: unable to open database file'),
sequelizeReadWrite.query(createTableFoo)
.should.be.rejectedWith(Error, 'SQLITE_CANTOPEN: unable to open database file')
);
})
.then(() => {
// By default, sqlite creates a connection that's READWRITE | CREATE
const sequelize = new Sequelize('sqlite://foo', {
storage: p
});
return sequelize.query(createTableFoo);
})
.then(testAccess)
.then(() => {
const sequelizeReadOnly = new Sequelize('sqlite://foo', {
storage: p,
dialectOptions: {
mode: sqlite3.OPEN_READONLY
}
});
const sequelizeReadWrite = new Sequelize('sqlite://foo', {
storage: p,
dialectOptions: {
mode: sqlite3.OPEN_READWRITE
}
});
return Sequelize.Promise.join(
sequelizeReadOnly.query(createTableBar)
.should.be.rejectedWith(Error, 'SQLITE_READONLY: attempt to write a readonly database'),
sequelizeReadWrite.query(createTableBar)
);
})
.finally(() => {
return Sequelize.Promise.promisify(fs.unlink)(p);
});
});
}
});
});