1356 lines
39 KiB
JavaScript
1356 lines
39 KiB
JavaScript
// Copyright IBM Corp. 2014,2016. All Rights Reserved.
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// Node module: loopback-boot
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// This file is licensed under the MIT License.
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// License text available at https://opensource.org/licenses/MIT
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'use strict';
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var async = require('async');
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var boot = require('../');
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var path = require('path');
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var loopback = require('loopback');
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var assert = require('assert');
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var chai = require('chai');
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var dirtyChai = require('dirty-chai');
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var expect = chai.expect;
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chai.use(dirtyChai);
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var fs = require('fs-extra');
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var sandbox = require('./helpers/sandbox');
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var appdir = require('./helpers/appdir');
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var supertest = require('supertest');
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var os = require('os');
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var SIMPLE_APP = path.join(__dirname, 'fixtures', 'simple-app');
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var ENV_APP = path.join(__dirname, 'fixtures', 'env-app');
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var app;
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describe('executor', function() {
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beforeEach(sandbox.reset);
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beforeEach(appdir.init);
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beforeEach(function() {
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app = loopback();
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// process.bootFlags is used by simple-app/boot/*.js scripts
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process.bootFlags = [];
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});
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afterEach(function() {
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delete process.bootFlags;
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});
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var dummyInstructions = someInstructions({
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application: {
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port: 0,
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host: '127.0.0.1',
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restApiRoot: '/rest-api',
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foo: {bar: 'bat'},
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baz: true,
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},
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models: [
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{
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name: 'User',
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config: {
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dataSource: 'the-db',
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},
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},
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],
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dataSources: {
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'the-db': {
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connector: 'memory',
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},
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},
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});
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describe('when booting', function() {
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it('should set the `booting` flag during execution', function(done) {
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expect(app.booting).to.be.undefined();
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simpleAppInstructions(function(err, context) {
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if (err) return done(err);
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boot.execute(app, context.instructions, function(err) {
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expect(err).to.not.exist();
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expect(process.bootingFlagSet).to.be.true();
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expect(app.booting).to.be.false();
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done();
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});
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});
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});
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it('should emit the `booted` event in the next tick', function(done) {
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boot.execute(app, dummyInstructions, function(err) {
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expect(err).to.not.exist();
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});
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app.on('booted', function() {
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// This test fails with a timeout when the `booted` event has not been
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// emitted correctly
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done();
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});
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});
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it('should work when called synchronously', function() {
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boot.execute(app, dummyInstructions);
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});
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});
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it('configures models', function(done) {
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boot.execute(app, dummyInstructions, function(err, context) {
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if (err) return done(err);
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assert(app.models);
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assert(app.models.User);
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assert.equal(app.models.User, app.registry.getModel('User'),
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'Boot should not have extended built-in User model');
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assertValidDataSource(app.models.User.dataSource);
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assert.isFunc(app.models.User, 'find');
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assert.isFunc(app.models.User, 'create');
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done();
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});
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});
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it('defines and customizes models', function(done) {
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appdir.writeFileSync('models/Customer.js', 'module.exports = ' +
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function(Customer) {
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Customer.settings._customized = 'Customer';
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Customer.base.settings._customized = 'Base';
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}.toString());
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boot.execute(app, someInstructions({
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models: [
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{
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name: 'Customer',
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config: {dataSource: 'db'},
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definition: {
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name: 'Customer',
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base: 'User',
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},
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sourceFile: path.resolve(appdir.PATH, 'models', 'Customer.js'),
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},
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],
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}), function(err, context) {
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if (err) return done(err);
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expect(app.models.Customer).to.exist();
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expect(app.models.Customer.settings._customized).to.be.equal('Customer');
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var UserModel = app.registry.getModel('User');
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expect(UserModel.settings._customized).to.equal('Base');
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done();
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});
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});
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it('defines model without attaching it', function(done) {
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boot.execute(app, someInstructions({
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models: [
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{
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name: 'Vehicle',
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config: undefined,
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definition: {
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name: 'Vehicle',
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},
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sourceFile: undefined,
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},
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{
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name: 'Car',
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config: {dataSource: 'db'},
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definition: {
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name: 'Car',
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base: 'Vehicle',
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},
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sourceFile: undefined,
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},
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],
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}), function(err, context) {
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if (err) return done(err);
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expect(Object.keys(app.models)).to.eql(['Car']);
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done();
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});
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});
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it('attaches models to data sources', function(done) {
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boot.execute(app, dummyInstructions, function(err, context) {
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if (err) return done(err);
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assert.equal(app.models.User.dataSource, app.dataSources.theDb);
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done();
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});
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});
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it('defines all models first before running the config phase',
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function(done) {
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appdir.writeFileSync('models/Customer.js', 'module.exports = ' +
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function(Customer/* , Base */) {
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Customer.on('attached', function() {
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Customer._modelsWhenAttached =
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Object.keys(Customer.modelBuilder.models);
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});
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}.toString());
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boot.execute(app, someInstructions({
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models: [
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{
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name: 'Customer',
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config: {dataSource: 'db'},
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definition: {name: 'Customer'},
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sourceFile: path.resolve(appdir.PATH, 'models', 'Customer.js'),
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},
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{
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name: 'UniqueName',
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config: {dataSource: 'db'},
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definition: {name: 'UniqueName'},
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sourceFile: undefined,
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},
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],
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}), function(err, context) {
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if (err) return done(err);
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expect(app.models.Customer._modelsWhenAttached).
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to.include('UniqueName');
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done();
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});
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});
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it('defines models in the local app registry', function(done) {
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app = loopback({localRegistry: true});
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boot.execute(app, someInstructions({
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models: [
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{
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name: 'LocalCustomer',
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config: {dataSource: 'db'},
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definition: {name: 'LocalCustomer'},
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sourceFile: undefined,
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},
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],
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}), function(err, context) {
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if (err) return done(err);
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expect(Object.keys(loopback.registry.modelBuilder.models),
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'global models')
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.to.not.contain('LocalCustomer');
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expect(Object.keys(app.registry.modelBuilder.models), 'local models')
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.to.contain('LocalCustomer');
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done();
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});
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});
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it('throws on bad require() call inside boot script', function(done) {
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var file = appdir.writeFileSync('boot/badScript.js',
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'require("doesnt-exist"); module.exports = {};');
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boot.execute(app, someInstructions({bootScripts: [file]}),
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function(err) {
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expect(err && err.message)
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.to.match(/Cannot find module \'doesnt-exist\'/);
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done();
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});
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});
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it('instantiates data sources', function(done) {
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boot.execute(app, dummyInstructions, function(err, context) {
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if (err) return done(err);
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assert(app.dataSources);
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assert(app.dataSources.theDb);
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assertValidDataSource(app.dataSources.theDb);
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assert(app.dataSources.TheDb);
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done();
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});
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});
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it('does not call autoAttach', function(done) {
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boot.execute(app, dummyInstructions, function(err, context) {
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if (err) return done(err);
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// loopback-datasource-juggler quirk:
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// Model.dataSources has modelBuilder as the default value,
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// therefore it's not enough to assert a false-y value
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var actual = loopback.Email.dataSource instanceof loopback.DataSource ?
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'attached' : 'not attached';
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expect(actual).to.equal('not attached');
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done();
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});
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});
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it('skips definition of already defined LoopBack models', function(done) {
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var builtinModel = {
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name: 'User',
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definition: fs.readJsonSync(
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require.resolve('loopback/common/models/user.json')
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),
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config: {dataSource: 'db'},
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sourceFile: require.resolve('loopback/common/models/user.js'),
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};
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builtinModel.definition.redefined = true;
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boot.execute(app, someInstructions({models: [builtinModel]}),
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function(err, context) {
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if (err) return done(err);
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expect(app.models.User.settings.redefined,
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'redefined').to.not.equal(true);
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done();
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});
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});
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describe('with boot and models files', function() {
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beforeEach(function(done) {
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simpleAppInstructions(function(err, context) {
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if (err) return done(err);
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boot.execute(app, context.instructions, done);
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});
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});
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afterEach(function() {
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delete process.bootFlags;
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});
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it('should run `boot/*` files', function() {
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// scripts are loaded by the order of file names
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expect(process.bootFlags).to.eql([
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'barLoaded',
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'barSyncLoaded',
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'fooLoaded',
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'promiseLoaded',
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'thenableLoaded',
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'barStarted',
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'barFinished',
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'barSyncExecuted',
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'promiseStarted',
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'promiseFinished',
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'thenableStarted',
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'thenableFinished',
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]);
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});
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});
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describe('with boot with callback', function() {
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it('should run `boot/*` files asynchronously', function(done) {
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simpleAppInstructions(function(err, context) {
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if (err) return done(err);
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boot.execute(app, context.instructions, function() {
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expect(process.bootFlags).to.eql([
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'barLoaded',
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'barSyncLoaded',
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'fooLoaded',
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'promiseLoaded',
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'thenableLoaded',
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'barStarted',
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'barFinished',
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'barSyncExecuted',
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'promiseStarted',
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'promiseFinished',
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'thenableStarted',
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'thenableFinished',
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]);
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done();
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});
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});
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});
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});
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describe('with boot script returning a rejected promise', function() {
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before(function() {
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// Tell simple-app/boot/reject.js to return a rejected promise
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process.rejectPromise = true;
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});
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after(function() {
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delete process.rejectPromise;
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});
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it('receives rejected promise as callback error',
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function(done) {
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simpleAppInstructions(function(err, context) {
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if (err) return done(err);
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boot.execute(app, context.instructions, function(err) {
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expect(err).to.exist.and.be.an.instanceOf(Error)
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.with.property('message', 'reject');
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done();
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});
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});
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});
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});
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describe('with boot script throwing an error', function() {
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before(function() {
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// Tell simple-app/boot/throw.js to throw an error
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process.throwError = true;
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});
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after(function() {
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delete process.throwError;
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});
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it('receives thrown error as callback errors',
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function(done) {
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simpleAppInstructions(function(err, context) {
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if (err) return done(err);
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boot.execute(app, context.instructions, function(err) {
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expect(err).to.exist.and.be.an.instanceOf(Error)
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.with.property('message', 'throw');
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done();
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});
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});
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});
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});
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describe('with boot script returning a promise and calling callback',
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function() {
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before(function() {
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process.promiseAndCallback = true;
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});
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after(function() {
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delete process.promiseAndCallback;
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});
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it('should only call the callback once', function(done) {
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simpleAppInstructions(function(err, context) {
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if (err) return done(err);
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// Note: Mocha will fail this test if done() is called twice
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boot.execute(app, context.instructions, done);
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});
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});
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}
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);
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describe('for mixins', function() {
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var options;
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beforeEach(function() {
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appdir.writeFileSync('custom-mixins/example.js',
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'module.exports = ' +
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'function(Model, options) {}');
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appdir.writeFileSync('custom-mixins/time-stamps.js',
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'module.exports = ' +
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'function(Model, options) {}');
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appdir.writeConfigFileSync('custom-mixins/time-stamps.json', {
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name: 'Timestamping',
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});
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options = {
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appRootDir: appdir.PATH,
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};
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});
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it('defines mixins from instructions - using `mixinDirs`',
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function(done) {
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options.mixinDirs = ['./custom-mixins'];
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boot(app, options, function(err) {
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if (err) return done(err);
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var modelBuilder = app.registry.modelBuilder;
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var registry = modelBuilder.mixins.mixins;
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expect(Object.keys(registry)).to.eql(['Example', 'Timestamping']);
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done();
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});
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});
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it('defines mixins from instructions - using `mixinSources`',
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function(done) {
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options.mixinSources = ['./custom-mixins'];
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boot(app, options, function(err) {
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if (err) return done(err);
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var modelBuilder = app.registry.modelBuilder;
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var registry = modelBuilder.mixins.mixins;
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expect(Object.keys(registry)).to.eql(['Example', 'Timestamping']);
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done();
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});
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});
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});
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describe('with PaaS and npm env variables', function() {
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beforeEach(function cleanEnvironment() {
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// jscs:disable requireCamelCaseOrUpperCaseIdentifiers
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delete process.env.npm_config_host;
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delete process.env.OPENSHIFT_SLS_IP;
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delete process.env.OPENSHIFT_NODEJS_IP;
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delete process.env.VCAP_APP_HOST;
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delete process.env.HOST;
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delete process.env.npm_package_config_host;
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delete process.env.npm_config_port;
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delete process.env.OPENSHIFT_SLS_PORT;
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delete process.env.OPENSHIFT_NODEJS_PORT;
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delete process.env.VCAP_APP_PORT;
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delete process.env.PORT;
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delete process.env.npm_package_config_port;
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});
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function bootWithDefaults(done) {
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app = loopback();
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boot.execute(app, someInstructions({
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application: {
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port: undefined,
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host: undefined,
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},
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}), done);
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}
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it('should apply env passed in option object', function(done) {
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boot.execute(app, someInstructions({env: 'custom_env'}), function(err) {
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if (err) return done(err);
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expect(app.get('env')).to.equal('custom_env');
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done();
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});
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});
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it('should honor host and port', function(done) {
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function assertHonored(portKey, hostKey, cb) {
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process.env[hostKey] = randomPort();
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process.env[portKey] = randomHost();
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bootWithDefaults(function(err) {
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if (err) return cb(err);
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assert.equal(app.get('port'), process.env[portKey], portKey);
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assert.equal(app.get('host'), process.env[hostKey], hostKey);
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delete process.env[portKey];
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delete process.env[hostKey];
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cb();
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});
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}
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async.eachSeries([
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{port: 'OPENSHIFT_SLS_PORT', host: 'OPENSHIFT_NODEJS_IP'},
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{port: 'npm_config_port', host: 'npm_config_host'},
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{port: 'npm_package_config_port', host: 'npm_package_config_host'},
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{port: 'OPENSHIFT_SLS_PORT', host: 'OPENSHIFT_SLS_IP'},
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{port: 'VCAP_APP_PORT', host: 'VCAP_APP_HOST'},
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{port: 'PORT', host: 'HOST'},
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], function(config, cb) {
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assertHonored(config.port, config.host, cb);
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}, done);
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});
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it('should prioritize host sources', function(done) {
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// jscs:disable requireCamelCaseOrUpperCaseIdentifiers
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/* eslint-disable camelcase */
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process.env.npm_config_host = randomHost();
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process.env.OPENSHIFT_SLS_IP = randomHost();
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process.env.OPENSHIFT_NODEJS_IP = randomHost();
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process.env.VCAP_APP_HOST = randomHost();
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process.env.HOST = randomHost();
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process.env.npm_package_config_host = randomHost();
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bootWithDefaults(function(err) {
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if (err) return done(err);
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assert.equal(app.get('host'), process.env.npm_config_host);
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/* eslint-enable camelcase */
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done();
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});
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});
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it('should prioritize port sources', function(done) {
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/* eslint-disable camelcase */
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process.env.npm_config_port = randomPort();
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process.env.OPENSHIFT_SLS_PORT = randomPort();
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process.env.OPENSHIFT_NODEJS_PORT = randomPort();
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process.env.VCAP_APP_PORT = randomPort();
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process.env.PORT = randomPort();
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process.env.npm_package_config_port = randomPort();
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bootWithDefaults(function(err) {
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if (err) return done(err);
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assert.equal(app.get('port'), process.env.npm_config_port);
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/* eslint-enable camelcase */
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done();
|
|
});
|
|
});
|
|
|
|
function randomHost() {
|
|
return Math.random().toString().split('.')[1];
|
|
}
|
|
|
|
function randomPort() {
|
|
return Math.floor(Math.random() * 10000);
|
|
}
|
|
|
|
it('should honor 0 for free port', function(done) {
|
|
boot.execute(app, someInstructions({application: {port: 0}}),
|
|
function(err) {
|
|
if (err) return done(err);
|
|
assert.equal(app.get('port'), 0);
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should default to port 3000', function(done) {
|
|
boot.execute(app, someInstructions({application: {port: undefined}}),
|
|
function(err) {
|
|
if (err) return done(err);
|
|
assert.equal(app.get('port'), 3000);
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should respect named pipes port values in ENV', function(done) {
|
|
var NAMED_PORT = '\\.\\pipe\\test';
|
|
process.env.PORT = NAMED_PORT;
|
|
boot.execute(app, someInstructions({application: {port: 3000}}),
|
|
function(err) {
|
|
if (err) return done(err);
|
|
assert.equal(app.get('port'), NAMED_PORT);
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('with middleware.json', function(done) {
|
|
beforeEach(function() {
|
|
delete process.env.restApiRoot;
|
|
});
|
|
|
|
it('should parse a simple config variable', function(done) {
|
|
boot.execute(app, simpleMiddlewareConfig('routes',
|
|
{path: '${restApiRoot}'}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.path).to.equal(app.get('restApiRoot'));
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse simple config variable from env var', function(done) {
|
|
process.env.restApiRoot = '/url-from-env-var';
|
|
boot.execute(app, simpleMiddlewareConfig('routes',
|
|
{path: '${restApiRoot}'}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/url-from-env-var').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.path).to.equal('/url-from-env-var');
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('dynamic variable from `env var` should have' +
|
|
' precedence over app.get()', function(done) {
|
|
process.env.restApiRoot = '/url-from-env-var';
|
|
var bootInstructions;
|
|
bootInstructions = simpleMiddlewareConfig('routes',
|
|
{path: '${restApiRoot}'});
|
|
bootInstructions.application = {restApiRoot: '/url-from-config'};
|
|
boot.execute(app, someInstructions(bootInstructions), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/url-from-env-var').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(app.get('restApiRoot')).to.equal('/url-from-config');
|
|
expect(res.body.path).to.equal('/url-from-env-var');
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse multiple config variables', function(done) {
|
|
boot.execute(app, simpleMiddlewareConfig('routes',
|
|
{path: '${restApiRoot}', env: '${env}'}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.path).to.equal(app.get('restApiRoot'));
|
|
expect(res.body.env).to.equal(app.get('env'));
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse config variables in an array', function(done) {
|
|
boot.execute(app, simpleMiddlewareConfig('routes',
|
|
{paths: ['${restApiRoot}']}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.paths).to.eql(
|
|
[app.get('restApiRoot')]
|
|
);
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse config variables in an object', function(done) {
|
|
boot.execute(app, simpleMiddlewareConfig('routes',
|
|
{info: {path: '${restApiRoot}'}}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.info).to.eql({
|
|
path: app.get('restApiRoot'),
|
|
});
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse config variables in a nested object', function(done) {
|
|
boot.execute(app, simpleMiddlewareConfig('routes',
|
|
{nested: {info: {path: '${restApiRoot}'}}}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.nested).to.eql({
|
|
info: {path: app.get('restApiRoot')},
|
|
});
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse config variables with null values', function(done) {
|
|
boot.execute(app, simpleMiddlewareConfig('routes',
|
|
{nested: {info: {path: '${restApiRoot}', some: null}}}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.nested).to.eql({
|
|
info: {
|
|
path: app.get('restApiRoot'),
|
|
some: null,
|
|
},
|
|
});
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should not parse invalid config variables', function(done) {
|
|
var invalidDataTypes = [undefined, function() {
|
|
}];
|
|
async.each(invalidDataTypes, function(invalidDataType, cb) {
|
|
var config = simpleMiddlewareConfig('routes', {
|
|
path: invalidDataType,
|
|
});
|
|
boot.execute(app, config, function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app)
|
|
.get('/')
|
|
.end(function(err, res) {
|
|
expect(err).to.be.null();
|
|
expect(res.body.path).to.be.undefined();
|
|
cb();
|
|
});
|
|
}, cb);
|
|
}, done);
|
|
});
|
|
|
|
it('should parse valid config variables', function(done) {
|
|
var config = simpleMiddlewareConfig('routes', {
|
|
props: ['a', '${vVar}', 1, true, function() {
|
|
}, {x: 1, y: '${y}'}],
|
|
});
|
|
boot.execute(app, config, function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app)
|
|
.get('/')
|
|
.end(function(err, res) {
|
|
expect(err).to.be.null();
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should preserve object prototypes', function(done) {
|
|
var config = simpleMiddlewareConfig(
|
|
'routes',
|
|
// IMPORTANT we need more than one item to trigger the original issue
|
|
[/^\/foobar/, /^\/another/],
|
|
{});
|
|
boot.execute(app, config, function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/foobar')
|
|
.expect(200)
|
|
.end(done);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('with component-config.json', function() {
|
|
beforeEach(function() {
|
|
delete process.env.DYNAMIC_ENVVAR;
|
|
delete process.env.DYNAMIC_VARIABLE;
|
|
});
|
|
|
|
it('should parse a simple config variable', function(done) {
|
|
boot.execute(app, simpleComponentConfig(
|
|
{path: '${restApiRoot}'}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/component').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.path).to.equal(app.get('restApiRoot'));
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse config from `env-var` and `config`', function(done) {
|
|
var bootInstructions = simpleComponentConfig(
|
|
{
|
|
path: '${restApiRoot}',
|
|
fromConfig: '${DYNAMIC_CONFIG}',
|
|
fromEnvVar: '${DYNAMIC_ENVVAR}',
|
|
}
|
|
);
|
|
|
|
// result should get value from config.json
|
|
bootInstructions.application['DYNAMIC_CONFIG'] = 'FOOBAR-CONFIG';
|
|
// result should get value from env var
|
|
process.env.DYNAMIC_ENVVAR = 'FOOBAR-ENVVAR';
|
|
|
|
boot.execute(app, bootInstructions, function(err) {
|
|
if (err) return done(err);
|
|
supertest(app).get('/component').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.fromConfig).to.equal('FOOBAR-CONFIG');
|
|
expect(res.body.fromEnvVar).to.equal('FOOBAR-ENVVAR');
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('`env-var` should have precedence over `config`', function(done) {
|
|
var key = 'DYNAMIC_VARIABLE';
|
|
var bootInstructions = simpleComponentConfig({
|
|
path: '${restApiRoot}',
|
|
isDynamic: '${' + key + '}',
|
|
});
|
|
bootInstructions.application[key] = 'should be overwritten';
|
|
process.env[key] = 'successfully overwritten';
|
|
|
|
boot.execute(app, bootInstructions, function(err) {
|
|
if (err) return done(err);
|
|
supertest(app).get('/component').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.isDynamic).to.equal('successfully overwritten');
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse multiple config variables', function(done) {
|
|
boot.execute(app, simpleComponentConfig(
|
|
{path: '${restApiRoot}', env: '${env}'}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/component').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.path).to.equal(app.get('restApiRoot'));
|
|
expect(res.body.env).to.equal(app.get('env'));
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse config variables in an array', function(done) {
|
|
boot.execute(app, simpleComponentConfig(
|
|
{paths: ['${restApiRoot}']}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/component').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.paths).to.eql(
|
|
[app.get('restApiRoot')]
|
|
);
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse config variables in an object', function(done) {
|
|
boot.execute(app, simpleComponentConfig(
|
|
{info: {path: '${restApiRoot}'}}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/component').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.info).to.eql({
|
|
path: app.get('restApiRoot'),
|
|
});
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should parse config variables in a nested object', function(done) {
|
|
boot.execute(app, simpleComponentConfig(
|
|
{nested: {info: {path: '${restApiRoot}'}}}
|
|
), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app).get('/component').end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.body.nested).to.eql({
|
|
info: {path: app.get('restApiRoot')},
|
|
});
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('calls function exported by boot/init.js', function(done) {
|
|
var file = appdir.writeFileSync('boot/init.js',
|
|
'module.exports = function(app) { app.fnCalled = true; };');
|
|
|
|
delete app.fnCalled;
|
|
boot.execute(app, someInstructions({bootScripts: [file]}),
|
|
function(err) {
|
|
if (err) return done(err);
|
|
expect(app.fnCalled, 'exported fn was called').to.be.true();
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('configures middleware', function(done) {
|
|
var pushNamePath = require.resolve('./helpers/push-name-middleware');
|
|
|
|
boot.execute(app, someInstructions({
|
|
middleware: {
|
|
phases: ['initial', 'custom'],
|
|
middleware: [
|
|
{
|
|
sourceFile: pushNamePath,
|
|
config: {
|
|
phase: 'initial',
|
|
params: 'initial',
|
|
},
|
|
},
|
|
{
|
|
sourceFile: pushNamePath,
|
|
config: {
|
|
phase: 'custom',
|
|
params: 'custom',
|
|
},
|
|
},
|
|
{
|
|
sourceFile: pushNamePath,
|
|
config: {
|
|
phase: 'routes',
|
|
params: 'routes',
|
|
},
|
|
},
|
|
{
|
|
sourceFile: pushNamePath,
|
|
config: {
|
|
phase: 'routes',
|
|
enabled: false,
|
|
params: 'disabled',
|
|
},
|
|
},
|
|
],
|
|
},
|
|
}), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app)
|
|
.get('/')
|
|
.end(function(err, res) {
|
|
if (err) return done(err);
|
|
var names = (res.headers.names || '').split(',');
|
|
expect(names).to.eql(['initial', 'custom', 'routes']);
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('configures middleware using shortform', function(done) {
|
|
boot.execute(app, someInstructions({
|
|
middleware: {
|
|
middleware: [
|
|
{
|
|
sourceFile: require.resolve('loopback'),
|
|
fragment: 'static',
|
|
config: {
|
|
phase: 'files',
|
|
params: path.join(__dirname, './fixtures/simple-app/client/'),
|
|
},
|
|
},
|
|
],
|
|
},
|
|
}), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app)
|
|
.get('/')
|
|
.end(function(err, res) {
|
|
if (err) return done(err);
|
|
var EXPECTED_TEXT = '<!DOCTYPE html>\n<html>\n<head lang="en">\n' +
|
|
' <meta charset="UTF-8">\n <title>simple-app</title>\n' +
|
|
'</head>\n<body>\n<h1>simple-app</h1>\n' +
|
|
'</body>\n</html>';
|
|
expect(normalizeEols(res.text)).to.eql(normalizeEols(EXPECTED_TEXT));
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('configures middleware (end-to-end)', function(done) {
|
|
simpleAppInstructions(function(err, context) {
|
|
if (err) return done(err);
|
|
boot.execute(app, context.instructions, function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app)
|
|
.get('/')
|
|
.end(function(err, res) {
|
|
if (err) return done(err);
|
|
expect(res.headers.names).to.equal('custom-middleware');
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('configures components', function(done) {
|
|
appdir.writeConfigFileSync('component-config.json', {
|
|
'./components/test-component': {
|
|
option: 'value',
|
|
},
|
|
});
|
|
|
|
appdir.writeFileSync('components/test-component/index.js',
|
|
'module.exports = ' +
|
|
'function(app, options) { app.componentOptions = options; }');
|
|
|
|
boot(app, appdir.PATH, function(err) {
|
|
if (err) return done(err);
|
|
|
|
expect(Object.keys(require.cache)).to.include(
|
|
appdir.resolve('components/test-component/index.js'));
|
|
|
|
expect(app.componentOptions).to.eql({option: 'value'});
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('disables component when configuration is not set', function(done) {
|
|
appdir.writeConfigFileSync('component-config.json', {
|
|
'./components/test-component': false,
|
|
});
|
|
|
|
appdir.writeFileSync('components/test-component/index.js',
|
|
'module.exports = ' +
|
|
'function(app, options) { app.componentOptions = options; }');
|
|
|
|
boot(app, appdir.PATH, function(err) {
|
|
if (err) return done(err);
|
|
|
|
expect(Object.keys(require.cache)).to.not.include(
|
|
appdir.resolve('components/test-component/index.js'));
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('disables component if overrided by production configuration',
|
|
function(done) {
|
|
appdir.writeConfigFileSync('component-config.json', {
|
|
'./components/test-component': {},
|
|
});
|
|
appdir.writeConfigFileSync('component-config.production.json', {
|
|
'./components/test-component': null,
|
|
});
|
|
|
|
appdir.writeFileSync('components/test-component/index.js',
|
|
'module.exports = ' +
|
|
'function(app, options) { app.componentOptions = options; }');
|
|
|
|
boot(app, {appRootDir: appdir.PATH, env: 'production'}, function(err) {
|
|
if (err) return done(err);
|
|
|
|
expect(Object.keys(require.cache)).to.not.include(
|
|
appdir.resolve('components/test-component/index.js'));
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('configures middleware (that requires `this`)', function(done) {
|
|
var passportPath = require.resolve('./fixtures/passport');
|
|
|
|
boot.execute(app, someInstructions({
|
|
middleware: {
|
|
phases: ['auth'],
|
|
middleware: [
|
|
{
|
|
sourceFile: passportPath,
|
|
fragment: 'initialize',
|
|
config: {
|
|
phase: 'auth:before',
|
|
},
|
|
},
|
|
],
|
|
},
|
|
}), function(err) {
|
|
if (err) return done(err);
|
|
|
|
supertest(app)
|
|
.get('/')
|
|
.expect('passport', 'initialized', done);
|
|
});
|
|
});
|
|
|
|
describe('when booting with env', function() {
|
|
it('should set the `booting` flag during execution', function(done) {
|
|
expect(app.booting).to.be.undefined();
|
|
envAppInstructions(function(err, context) {
|
|
if (err) return done(err);
|
|
boot.execute(app, context.instructions, function(err) {
|
|
if (err) return done(err);
|
|
expect(app.booting).to.be.false();
|
|
expect(process.bootFlags).to.not.have.property('barLoadedInTest');
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('when booting with lazy connect', function() {
|
|
var SAMPLE_INSTRUCTION = someInstructions({
|
|
dataSources: {
|
|
lazyConnector: {
|
|
connector: 'testLazyConnect',
|
|
name: 'lazyConnector',
|
|
},
|
|
},
|
|
});
|
|
var connectTriggered = true;
|
|
|
|
beforeEach(function() {
|
|
app.connector('testLazyConnect', {
|
|
initialize: function(dataSource, callback) {
|
|
if (dataSource.settings.lazyConnect) {
|
|
connectTriggered = false;
|
|
} else {
|
|
connectTriggered = true;
|
|
}
|
|
},
|
|
});
|
|
});
|
|
|
|
it('should trigger connect with ENV undefined', function(done) {
|
|
delete process.env.LB_LAZYCONNECT_DATASOURCES;
|
|
boot.execute(app, SAMPLE_INSTRUCTION, function() {
|
|
expect(connectTriggered).to.equal(true);
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should not trigger connect with ENV true', function(done) {
|
|
process.env.LB_LAZYCONNECT_DATASOURCES = 'true';
|
|
boot.execute(app, SAMPLE_INSTRUCTION, function() {
|
|
expect(connectTriggered).to.equal(false);
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should trigger connect with ENV false', function(done) {
|
|
process.env.LB_LAZYCONNECT_DATASOURCES = 'false';
|
|
boot.execute(app, SAMPLE_INSTRUCTION, function() {
|
|
expect(connectTriggered).to.equal(true);
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should trigger connect with ENV 0', function(done) {
|
|
process.env.LB_LAZYCONNECT_DATASOURCES = '0';
|
|
boot.execute(app, SAMPLE_INSTRUCTION, function() {
|
|
expect(connectTriggered).to.equal(true);
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('dynamic configuration for datasources.json', function() {
|
|
beforeEach(function() {
|
|
delete process.env.DYNAMIC_HOST;
|
|
delete process.env.DYNAMIC_PORT;
|
|
});
|
|
|
|
it('should convert dynamic variable for datasource', function(done) {
|
|
var datasource = {
|
|
mydb: {
|
|
connector: 'memory',
|
|
host: '${DYNAMIC_HOST}',
|
|
port: '${DYNAMIC_PORT}',
|
|
},
|
|
};
|
|
var bootInstructions = {dataSources: datasource};
|
|
|
|
process.env.DYNAMIC_PORT = '10007';
|
|
process.env.DYNAMIC_HOST = '123.321.123.132';
|
|
|
|
boot.execute(app, someInstructions(bootInstructions), function() {
|
|
expect(app.datasources.mydb.settings.host).to.equal('123.321.123.132');
|
|
expect(app.datasources.mydb.settings.port).to.equal('10007');
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should resolve dynamic config via app.get()', function(done) {
|
|
var datasource = {
|
|
mydb: {
|
|
connector: 'memory',
|
|
host: '${DYNAMIC_HOST}',
|
|
},
|
|
};
|
|
var bootInstructions = {
|
|
application: {DYNAMIC_HOST: '127.0.0.4'},
|
|
dataSources: datasource,
|
|
};
|
|
boot.execute(app, someInstructions(bootInstructions), function() {
|
|
expect(app.get('DYNAMIC_HOST')).to.equal('127.0.0.4');
|
|
expect(app.datasources.mydb.settings.host).to.equal(
|
|
'127.0.0.4');
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should take ENV precedence over config.json', function(done) {
|
|
process.env.DYNAMIC_HOST = '127.0.0.2';
|
|
var datasource = {
|
|
mydb: {
|
|
connector: 'memory',
|
|
host: '${DYNAMIC_HOST}',
|
|
},
|
|
};
|
|
var bootInstructions = {
|
|
application: {DYNAMIC_HOST: '127.0.0.3'},
|
|
dataSources: datasource,
|
|
};
|
|
boot.execute(app, someInstructions(bootInstructions), function() {
|
|
expect(app.get('DYNAMIC_HOST')).to.equal('127.0.0.3');
|
|
expect(app.datasources.mydb.settings.host).to.equal('127.0.0.2');
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('empty dynamic conf should resolve as `undefined`', function(done) {
|
|
var datasource = {
|
|
mydb: {
|
|
connector: 'memory',
|
|
host: '${DYNAMIC_HOST}',
|
|
},
|
|
};
|
|
var bootInstructions = {dataSources: datasource};
|
|
|
|
boot.execute(app, someInstructions(bootInstructions), function() {
|
|
expect(app.get('DYNAMIC_HOST')).to.be.undefined();
|
|
expect(app.datasources.mydb.settings.host).to.be.undefined();
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
function simpleMiddlewareConfig(phase, paths, params) {
|
|
if (params === undefined) {
|
|
params = paths;
|
|
paths = undefined;
|
|
}
|
|
|
|
var config = {
|
|
phase: phase,
|
|
params: params,
|
|
};
|
|
|
|
if (paths) config.paths = paths;
|
|
|
|
return someInstructions({
|
|
middleware: {
|
|
phases: [phase],
|
|
middleware: [
|
|
{
|
|
sourceFile: path.join(__dirname, './fixtures/simple-middleware.js'),
|
|
config: config,
|
|
},
|
|
],
|
|
},
|
|
});
|
|
}
|
|
|
|
function simpleComponentConfig(config) {
|
|
return someInstructions({
|
|
components: [
|
|
{
|
|
sourceFile: path.join(__dirname, './fixtures/simple-component.js'),
|
|
config: config,
|
|
},
|
|
],
|
|
});
|
|
}
|
|
|
|
function assertValidDataSource(dataSource) {
|
|
// has methods
|
|
assert.isFunc(dataSource, 'createModel');
|
|
assert.isFunc(dataSource, 'discoverModelDefinitions');
|
|
assert.isFunc(dataSource, 'discoverSchema');
|
|
assert.isFunc(dataSource, 'enableRemote');
|
|
assert.isFunc(dataSource, 'disableRemote');
|
|
assert.isFunc(dataSource, 'defineOperation');
|
|
assert.isFunc(dataSource, 'operations');
|
|
}
|
|
|
|
assert.isFunc = function(obj, name) {
|
|
assert(obj, 'cannot assert function ' + name +
|
|
' on object that does not exist');
|
|
assert(typeof obj[name] === 'function', name + ' is not a function');
|
|
};
|
|
|
|
function someInstructions(values) {
|
|
var result = {
|
|
application: values.application || {},
|
|
models: values.models || [],
|
|
dataSources: values.dataSources || {db: {connector: 'memory'}},
|
|
middleware: values.middleware || {phases: [], middleware: []},
|
|
components: values.components || [],
|
|
bootScripts: values.bootScripts || [],
|
|
};
|
|
|
|
if (values.env)
|
|
result.env = values.env;
|
|
|
|
if (values.files) {
|
|
for (var k in values.files)
|
|
result.files[k] = values.files[k];
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
function simpleAppInstructions(done) {
|
|
// Copy it so that require will happend again
|
|
fs.copySync(SIMPLE_APP, appdir.PATH);
|
|
boot.compile(appdir.PATH, done);
|
|
}
|
|
|
|
function envAppInstructions(done) {
|
|
fs.copySync(ENV_APP, appdir.PATH);
|
|
boot.compile({
|
|
appRootDir: appdir.PATH,
|
|
env: 'test',
|
|
}, done);
|
|
}
|
|
|
|
function normalizeEols(str) {
|
|
return str.replace(/\r\n/g, '\n');
|
|
}
|