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

139 lines
4.2 KiB
JavaScript

require('mocha');
require('should');
var async = require('async');
var assert = require('assert');
var support = require('./support');
var App = support.resolve();
var List = App.List;
var Views = App.Views;
var pages;
describe('render', function() {
describe('rendering', function() {
beforeEach(function() {
pages = new Views();
pages.engine('tmpl', require('engine-base'));
});
it('should throw an error when no callback is given:', function() {
(function() {
pages.render({});
}).should.throw('Views#render is async and expects a callback function');
});
it('should throw an error when an engine is not defined:', function(done) {
pages.addView('foo.bar', {content: '<%= name %>'});
var page = pages.getView('foo.bar');
pages.render(page, function(err) {
assert(err.message === 'Views#render cannot find an engine for: .bar');
done();
});
});
it('should use helpers to render a view:', function(done) {
var locals = {name: 'Halle'};
pages.helper('upper', function(str) {
return str.toUpperCase(str);
});
pages.addView('a.tmpl', {content: 'a <%= upper(name) %> b', locals: locals});
var page = pages.getView('a.tmpl');
pages.render(page, function(err, res) {
if (err) return done(err);
assert(res.content === 'a HALLE b');
done();
});
});
it('should use helpers when rendering a view:', function(done) {
var locals = {name: 'Halle'};
pages.helper('upper', function(str) {
return str.toUpperCase(str);
});
pages.addView('a.tmpl', {content: 'a <%= upper(name) %> b', locals: locals});
var page = pages.getView('a.tmpl');
pages.render(page, function(err, res) {
if (err) return done(err);
assert(res.content === 'a HALLE b');
done();
});
});
it('should render a template when contents is a buffer:', function(done) {
pages.addView('a.tmpl', {content: '<%= a %>', locals: {a: 'b'}});
var view = pages.getView('a.tmpl');
pages.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) {
pages.addView('a.tmpl', {content: '<%= a %>', locals: {a: 'b'}});
var view = pages.getView('a.tmpl');
pages.render(view, function(err, view) {
if (err) return done(err);
assert(view.contents.toString() === 'b');
done();
});
});
it('should render a view from its path:', function(done) {
pages.addView('a.tmpl', {content: '<%= a %>', locals: {a: 'b'}});
pages.render('a.tmpl', function(err, view) {
if (err) return done(err);
assert(view.content === 'b');
done();
});
});
it('should use a plugin for rendering:', function(done) {
pages.engine('tmpl', require('engine-base'));
pages.option('engine', 'tmpl');
pages.addViews({
'a': {content: '<%= title %>', locals: {title: 'aaa'}},
'b': {content: '<%= title %>', locals: {title: 'bbb'}},
'c': {content: '<%= title %>', locals: {title: 'ccc'}},
'd': {content: '<%= title %>', locals: {title: 'ddd'}},
'e': {content: '<%= title %>', locals: {title: 'eee'}},
'f': {content: '<%= title %>', locals: {title: 'fff'}},
'g': {content: '<%= title %>', locals: {title: 'ggg'}},
'h': {content: '<%= title %>', locals: {title: 'hhh'}},
'i': {content: '<%= title %>', locals: {title: 'iii'}},
'j': {content: '<%= title %>', locals: {title: 'jjj'}}
});
pages.use(function(collection) {
collection.option('pager', false);
collection.renderEach = function(cb) {
var list = new List(collection);
async.map(list.items, function(item, next) {
collection.render(item, next);
}, cb);
};
});
pages.renderEach(function(err, items) {
if (err) return done(err);
assert(items[0].content === 'aaa');
assert(items[9].content === 'jjj');
assert(items.length === 10);
done();
});
});
});
});