548 lines
16 KiB
JavaScript
548 lines
16 KiB
JavaScript
var path = require('path');
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var SIMPLE_APP = path.join(__dirname, 'fixtures', 'simple-app');
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describe('app', function() {
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describe('app.model(Model)', function() {
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var app, db;
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beforeEach(function() {
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app = loopback();
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db = loopback.createDataSource({connector: loopback.Memory});
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});
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it("Expose a `Model` to remote clients", function() {
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var Color = db.createModel('color', {name: String});
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app.model(Color);
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expect(app.models()).to.eql([Color]);
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});
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it('uses singlar name as app.remoteObjects() key', function() {
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var Color = db.createModel('color', {name: String});
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app.model(Color);
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expect(app.remoteObjects()).to.eql({ color: Color });
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});
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it('uses singular name as shared class name', function() {
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var Color = db.createModel('color', {name: String});
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app.model(Color);
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expect(app.remotes().exports).to.eql({ color: Color });
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});
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it('updates REST API when a new model is added', function(done) {
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app.use(loopback.rest());
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request(app).get('/colors').expect(404, function(err, res) {
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if (err) return done(err);
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var Color = db.createModel('color', {name: String});
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app.model(Color);
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request(app).get('/colors').expect(200, done);
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});
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});
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describe('in compat mode', function() {
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before(function() {
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loopback.compat.usePluralNamesForRemoting = true;
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});
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after(function() {
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loopback.compat.usePluralNamesForRemoting = false;
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});
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it('uses plural name as shared class name', function() {
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var Color = db.createModel('color', {name: String});
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app.model(Color);
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expect(app.remotes().exports).to.eql({ colors: Color });
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});
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it('uses plural name as app.remoteObjects() key', function() {
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var Color = db.createModel('color', {name: String});
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app.model(Color);
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expect(app.remoteObjects()).to.eql({ colors: Color });
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});
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});
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});
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describe('app.model(name, config)', function () {
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var app;
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beforeEach(function() {
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app = loopback();
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app.boot({
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app: {port: 3000, host: '127.0.0.1'},
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dataSources: {
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db: {
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connector: 'memory'
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}
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}
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});
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});
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it('Sugar for defining a fully built model', function () {
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app.model('foo', {
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dataSource: 'db'
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});
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var Foo = app.models.foo;
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var f = new Foo();
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assert(f instanceof loopback.Model);
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});
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it('interprets extra first-level keys as options', function() {
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app.model('foo', {
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dataSource: 'db',
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base: 'User'
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});
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expect(app.models.foo.definition.settings.base).to.equal('User');
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});
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it('prefers config.options.key over config.key', function() {
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app.model('foo', {
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dataSource: 'db',
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base: 'User',
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options: {
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base: 'Application'
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}
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});
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expect(app.models.foo.definition.settings.base).to.equal('Application');
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});
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});
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describe('app.models', function() {
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it('is unique per app instance', function() {
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app.dataSource('db', { connector: 'memory' });
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var Color = app.model('Color', { dataSource: 'db' });
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expect(app.models.Color).to.equal(Color);
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var anotherApp = loopback();
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expect(anotherApp.models.Color).to.equal(undefined);
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});
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});
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describe('app.dataSources', function() {
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it('is unique per app instance', function() {
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app.dataSource('ds', { connector: 'memory' });
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expect(app.datasources.ds).to.not.equal(undefined);
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var anotherApp = loopback();
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expect(anotherApp.datasources.ds).to.equal(undefined);
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});
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});
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describe('app.dataSource', function() {
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it('looks up the connector in `app.connectors`', function() {
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app.connector('custom', loopback.Memory);
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app.dataSource('custom', { connector: 'custom' });
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expect(app.dataSources.custom.name).to.equal(loopback.Memory.name);
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});
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});
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describe('app.boot([options])', function () {
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beforeEach(function () {
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app.boot({
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app: {
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port: 3000,
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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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'foo-bar-bat-baz': {
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options: {
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plural: 'foo-bar-bat-bazzies'
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},
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dataSource: 'the-db'
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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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});
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it('should have port setting', function () {
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assert.equal(this.app.get('port'), 3000);
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});
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it('should have host setting', function() {
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assert.equal(this.app.get('host'), '127.0.0.1');
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});
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it('should have restApiRoot setting', function() {
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assert.equal(this.app.get('restApiRoot'), '/rest-api');
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});
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it('should have other settings', function () {
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expect(this.app.get('foo')).to.eql({
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bar: 'bat'
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});
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expect(this.app.get('baz')).to.eql(true);
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});
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describe('boot and models directories', function() {
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beforeEach(function() {
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var app = this.app = loopback();
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app.boot(SIMPLE_APP);
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});
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it('should run all modules in the boot directory', function () {
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assert(process.loadedFooJS);
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delete process.loadedFooJS;
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});
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it('should run all modules in the models directory', function () {
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assert(process.loadedBarJS);
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delete process.loadedBarJS;
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});
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});
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describe('PaaS and npm env variables', function() {
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beforeEach(function() {
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this.boot = function () {
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var app = loopback();
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app.boot({
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app: {
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port: undefined,
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host: undefined
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}
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});
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return app;
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}
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});
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it('should be honored', function() {
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var assertHonored = function (portKey, hostKey) {
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process.env[hostKey] = randomPort();
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process.env[portKey] = randomHost();
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var app = this.boot();
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assert.equal(app.get('port'), process.env[portKey]);
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assert.equal(app.get('host'), process.env[hostKey]);
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delete process.env[portKey];
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delete process.env[hostKey];
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}.bind(this);
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assertHonored('OPENSHIFT_SLS_PORT', 'OPENSHIFT_NODEJS_IP');
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assertHonored('npm_config_port', 'npm_config_host');
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assertHonored('npm_package_config_port', 'npm_package_config_host');
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assertHonored('OPENSHIFT_SLS_PORT', 'OPENSHIFT_SLS_IP');
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assertHonored('PORT', 'HOST');
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});
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it('should be honored in order', function() {
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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.HOST = randomHost();
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process.env.npm_package_config_host = randomHost();
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var app = this.boot();
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assert.equal(app.get('host'), process.env.npm_config_host);
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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.HOST;
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delete process.env.npm_package_config_host;
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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.PORT = randomPort();
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process.env.npm_package_config_port = randomPort();
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var app = this.boot();
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assert.equal(app.get('host'), process.env.npm_config_host);
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assert.equal(app.get('port'), process.env.npm_config_port);
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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.PORT;
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delete process.env.npm_package_config_port;
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});
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function randomHost() {
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return Math.random().toString().split('.')[1];
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}
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function randomPort() {
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return Math.floor(Math.random() * 10000);
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}
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it('should honor 0 for free port', function () {
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var app = loopback();
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app.boot({app: {port: 0}});
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assert.equal(app.get('port'), 0);
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});
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it('should default to port 3000', function () {
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var app = loopback();
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app.boot({app: {port: undefined}});
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assert.equal(app.get('port'), 3000);
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});
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});
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it('Instantiate models', function () {
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assert(app.models);
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assert(app.models.FooBarBatBaz);
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assert(app.models.fooBarBatBaz);
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assertValidDataSource(app.models.FooBarBatBaz.dataSource);
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assert.isFunc(app.models.FooBarBatBaz, 'find');
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assert.isFunc(app.models.FooBarBatBaz, 'create');
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});
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it('Attach models to data sources', function () {
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assert.equal(app.models.FooBarBatBaz.dataSource, app.dataSources.theDb);
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});
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it('Instantiate data sources', function () {
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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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});
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});
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describe('app.boot(appRootDir)', function () {
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it('Load config files', function () {
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var app = loopback();
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app.boot(SIMPLE_APP);
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assert(app.models.foo);
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assert(app.models.Foo);
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assert(app.models.Foo.dataSource);
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assert.isFunc(app.models.Foo, 'find');
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assert.isFunc(app.models.Foo, 'create');
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});
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});
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describe('installMiddleware()', function() {
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var app;
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beforeEach(function() { app = loopback(); });
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it('installs loopback.token', function(done) {
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app.models.accessToken = loopback.AccessToken;
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app.installMiddleware();
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app.get('/', function(req, res) {
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res.send({ accessTokenId: req.accessToken && req.accessToken.id });
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});
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app.models.accessToken.create({}, function(err, token) {
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if (err) done(err);
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request(app).get('/')
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.set('Authorization', token.id)
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.expect(200, { accessTokenId: token.id })
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.end(done);
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});
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});
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it('emits "middleware:preprocessors" before handlers are installed',
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function(done) {
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app.on('middleware:preprocessors', function() {
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this.use(function(req, res, next) {
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req.preprocessed = true;
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next();
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});
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});
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app.installMiddleware();
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app.get('/', function(req, res) {
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res.send({ preprocessed: req.preprocessed });
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});
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request(app).get('/')
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.expect(200, { preprocessed: true})
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.end(done);
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}
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);
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it('emits "middleware:handlers before installing express router',
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function(done) {
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app.on('middleware:handlers', function() {
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this.use(function(req, res, next) {
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res.send({ handler: 'middleware' });
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});
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});
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app.installMiddleware();
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app.get('/', function(req, res) {
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res.send({ handler: 'router' });
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});
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request(app).get('/')
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.expect(200, { handler: 'middleware' })
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.end(done);
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}
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);
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it('emits "middleware:error-handlers" after all request handlers',
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function(done) {
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var logs = [];
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app.on('middleware:error-handlers', function() {
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app.use(function(err, req, res, next) {
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logs.push(req.url);
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next(err);
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});
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});
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app.installMiddleware();
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request(app).get('/not-found')
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.expect(404)
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.end(function(err, res) {
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if (err) done(err);
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expect(logs).to.eql(['/not-found']);
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done();
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});
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}
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);
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it('installs REST transport', function(done) {
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app.model(loopback.Application);
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app.set('restApiRoot', '/api');
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app.installMiddleware();
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request(app).get('/api/applications')
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.expect(200, [])
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.end(done);
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});
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});
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describe('listen()', function() {
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it('starts http server', function(done) {
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var app = loopback();
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app.set('port', 0);
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app.get('/', function(req, res) { res.send(200, 'OK'); });
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var server = app.listen();
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expect(server).to.be.an.instanceOf(require('http').Server);
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request(server)
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.get('/')
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.expect(200, done);
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});
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it('updates port on "listening" event', function(done) {
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var app = loopback();
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app.set('port', 0);
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app.listen(function() {
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expect(app.get('port'), 'port').to.not.equal(0);
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done();
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});
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});
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it('forwards to http.Server.listen on more than one arg', function(done) {
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var app = loopback();
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app.set('port', 1);
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app.listen(0, '127.0.0.1', function() {
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expect(app.get('port'), 'port').to.not.equal(0).and.not.equal(1);
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expect(this.address().address).to.equal('127.0.0.1');
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done();
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});
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});
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it('forwards to http.Server.listen when the single arg is not a function',
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function(done) {
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var app = loopback();
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app.set('port', 1);
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app.listen(0).on('listening', function() {
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expect(app.get('port'), 'port') .to.not.equal(0).and.not.equal(1);
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done();
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});
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}
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);
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it('uses app config when no parameter is supplied', function(done) {
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var app = loopback();
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// Http listens on all interfaces by default
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// Custom host serves as an indicator whether
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// the value was used by app.listen
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app.set('host', '127.0.0.1');
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app.listen()
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.on('listening', function() {
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expect(this.address().address).to.equal('127.0.0.1');
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done();
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});
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});
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});
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describe('enableAuth', function() {
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it('should set app.isAuthEnabled to true', function() {
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expect(app.isAuthEnabled).to.not.equal(true);
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app.enableAuth();
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expect(app.isAuthEnabled).to.equal(true);
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});
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});
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describe('app.get("/", loopback.status())', function () {
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it('should return the status of the application', function (done) {
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var app = loopback();
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app.get('/', loopback.status());
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request(app)
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.get('/')
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.expect(200)
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.end(function(err, res) {
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if(err) return done(err);
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assert.equal(typeof res.body, 'object');
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assert(res.body.started);
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// The number can be 0
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assert(res.body.uptime !== undefined);
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var elapsed = Date.now() - Number(new Date(res.body.started));
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// elapsed should be a positive number...
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assert(elapsed > 0);
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// less than 100 milliseconds
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assert(elapsed < 100);
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done();
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});
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});
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});
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describe('app.connectors', function() {
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it('is unique per app instance', function() {
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app.connectors.foo = 'bar';
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var anotherApp = loopback();
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expect(anotherApp.connectors.foo).to.equal(undefined);
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});
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it('includes Remote connector', function() {
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expect(app.connectors.remote).to.equal(loopback.Remote);
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});
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it('includes Memory connector', function() {
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expect(app.connectors.memory).to.equal(loopback.Memory);
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});
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});
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describe('app.connector', function() {
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// any connector will do
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it('adds the connector to the registry', function() {
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app.connector('foo-bar', loopback.Memory);
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expect(app.connectors['foo-bar']).to.equal(loopback.Memory);
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});
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it('adds a classified alias', function() {
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app.connector('foo-bar', loopback.Memory);
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expect(app.connectors.FooBar).to.equal(loopback.Memory);
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});
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it('adds a camelized alias', function() {
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app.connector('FOO-BAR', loopback.Memory);
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expect(app.connectors.FOOBAR).to.equal(loopback.Memory);
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});
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});
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});
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