84 lines
2.2 KiB
JavaScript
84 lines
2.2 KiB
JavaScript
'use strict'
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var assert = require('node:assert')
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var express = require('../')
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, fs = require('node:fs');
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var path = require('node:path')
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function render(path, options, fn) {
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fs.readFile(path, 'utf8', function(err, str){
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if (err) return fn(err);
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str = str.replace('{{user.name}}', options.user.name);
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fn(null, str);
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});
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}
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describe('app', function(){
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describe('.engine(ext, fn)', function(){
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it('should map a template engine', function(done){
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var app = express();
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app.set('views', path.join(__dirname, 'fixtures'))
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app.engine('.html', render);
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app.locals.user = { name: 'tobi' };
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app.render('user.html', function(err, str){
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if (err) return done(err);
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assert.strictEqual(str, '<p>tobi</p>')
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done();
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})
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})
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it('should throw when the callback is missing', function(){
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var app = express();
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assert.throws(function () {
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app.engine('.html', null);
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}, /callback function required/)
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})
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it('should work without leading "."', function(done){
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var app = express();
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app.set('views', path.join(__dirname, 'fixtures'))
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app.engine('html', render);
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app.locals.user = { name: 'tobi' };
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app.render('user.html', function(err, str){
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if (err) return done(err);
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assert.strictEqual(str, '<p>tobi</p>')
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done();
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})
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})
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it('should work "view engine" setting', function(done){
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var app = express();
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app.set('views', path.join(__dirname, 'fixtures'))
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app.engine('html', render);
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app.set('view engine', 'html');
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app.locals.user = { name: 'tobi' };
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app.render('user', function(err, str){
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if (err) return done(err);
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assert.strictEqual(str, '<p>tobi</p>')
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done();
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})
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})
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it('should work "view engine" with leading "."', function(done){
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var app = express();
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app.set('views', path.join(__dirname, 'fixtures'))
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app.engine('.html', render);
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app.set('view engine', '.html');
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app.locals.user = { name: 'tobi' };
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app.render('user', function(err, str){
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if (err) return done(err);
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assert.strictEqual(str, '<p>tobi</p>')
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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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