res.render.js — express Source File

Architecture documentation for res.render.js, a javascript file in the express codebase.

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ExpressCore→ ApplicationInit→ res.render.js — express Source File

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Source Code

'use strict'

var express = require('..');
var path = require('node:path')
var request = require('supertest');
var tmpl = require('./support/tmpl');

describe('res', function(){
  describe('.render(name)', function(){
    it('should support absolute paths', function(done){
      var app = createApp();

      app.locals.user = { name: 'tobi' };

      app.use(function(req, res){
        res.render(path.join(__dirname, 'fixtures', 'user.tmpl'))
      });

      request(app)
      .get('/')
      .expect('<p>tobi</p>', done);
    })

    it('should support absolute paths with "view engine"', function(done){
      var app = createApp();

      app.locals.user = { name: 'tobi' };
      app.set('view engine', 'tmpl');

      app.use(function(req, res){
        res.render(path.join(__dirname, 'fixtures', 'user'))
      });

      request(app)
      .get('/')
      .expect('<p>tobi</p>', done);
    })

    it('should error without "view engine" set and file extension to a non-engine module', function (done) {
      var app = createApp()

      app.locals.user = { name: 'tobi' }

      app.use(function (req, res) {
        res.render(path.join(__dirname, 'fixtures', 'broken.send'))
      })

      request(app)
      .get('/')
      .expect(500, /does not provide a view engine/, done)
    })

    it('should error without "view engine" set and no file extension', function (done) {
      var app = createApp();

      app.locals.user = { name: 'tobi' };

      app.use(function(req, res){
        res.render(path.join(__dirname, 'fixtures', 'user'))
      });
// ... (308 more lines)