gentelella/vendors/update/test/app.render.js

89 lines
2.5 KiB
JavaScript

require('mocha');
require('should');
var assert = require('assert');
var support = require('./support');
var App = support.resolve();
var app;
describe('render', function() {
describe('rendering', function() {
beforeEach(function() {
app = new App();
app.engine('tmpl', require('engine-base'));
app.create('page');
});
it('should throw an error when no callback is given:', function() {
(function() {
app.render({});
}).should.throw('Templates#render is async and expects a callback function');
});
it('should throw an error when an engine is not defined:', function(done) {
app.page('foo.bar', {content: '<%= name %>'});
var page = app.pages.getView('foo.bar');
app.render(page, function(err) {
assert(err.message === 'Templates#render cannot find an engine for: .bar');
done();
});
});
it('should use helpers to render a view:', function(done) {
var locals = {name: 'Halle'};
app.helper('upper', function(str) {
return str.toUpperCase(str);
});
app.page('a.tmpl', {content: 'a <%= upper(name) %> b', locals: locals});
var page = app.pages.getView('a.tmpl');
app.render(page, function(err, res) {
if (err) return done(err);
assert(res.contents.toString() === 'a HALLE b');
done();
});
});
it('should use helpers when rendering a view:', function(done) {
var locals = {name: 'Halle'};
app.helper('upper', function(str) {
return str.toUpperCase(str);
});
app.page('a.tmpl', {content: 'a <%= upper(name) %> b', locals: locals});
var page = app.pages.getView('a.tmpl');
app.render(page, function(err, res) {
if (err) return done(err);
assert(res.contents.toString() === 'a HALLE b');
done();
});
});
it('should render a template when contents is a buffer:', function(done) {
app.pages('a.tmpl', {content: '<%= a %>', locals: {a: 'b'}});
var view = app.pages.getView('a.tmpl');
app.render(view, function(err, view) {
if (err) return done(err);
assert(view.contents.toString() === 'b');
done();
});
});
it('should render a template when content is a string:', function(done) {
app.pages('a.tmpl', {content: '<%= a %>', locals: {a: 'b'}});
var view = app.pages.getView('a.tmpl');
app.render(view, function(err, view) {
if (err) return done(err);
assert(view.contents.toString() === 'b');
done();
});
});
});
});