mirror of
https://github.com/harttle/liquidjs.git
synced 2026-09-15 12:20:40 -07:00
176 lines
6.7 KiB
JavaScript
176 lines
6.7 KiB
JavaScript
const chai = require("chai");
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const expect = chai.expect;
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const Liquid = require('..');
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const mock = require('mock-fs');
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chai.use(require("chai-as-promised"));
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describe('liquid', function() {
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var engine, ctx;
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beforeEach(function() {
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ctx = {
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name: 'harttle',
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arr: [-2, 'a'],
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obj: {
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foo: 'bar'
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}
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};
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engine = Liquid({
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root: '/root/',
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extname: '.html'
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});
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mock({
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'/root/files/foo.html': 'foo',
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'/root/files/name.html': 'My name is {{name}}.',
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'/un-readable.html': mock.file({
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mode: '0000'
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})
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});
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});
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afterEach(function() {
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mock.restore();
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});
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describe('{{output}}', function() {
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it('should output object', function() {
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return engine.parseAndRender('{{obj}}', ctx).should.eventually.equal('{"foo":"bar"}');
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});
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it('should output array', function() {
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return engine.parseAndRender('{{arr}}', ctx).should.eventually.equal('[-2,"a"]');
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});
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it('should output undefined to empty', function() {
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return engine.parseAndRender('foo{{zzz}}bar', ctx).should.eventually.equal('foobar');
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});
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it('should render as null when filter undefined', function() {
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return engine.parseAndRender('{{arr | filter1}}', ctx).should.eventually.equal('');
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});
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it('should throw upon undefined filter when strict_filters set', function() {
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var opts = {
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strict_filters: true
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};
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return expect(engine.parseAndRender('{{arr | filter1}}', ctx, opts)).to
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.be.rejectedWith(/undefined filter: filter1/);
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});
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});
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it('should parse html', function() {
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(function() {
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engine.parse('{{obj}}');
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}).should.not.throw();
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(function() {
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engine.parse('<html><head>{{obj}}</head></html>');
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}).should.not.throw();
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});
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it('should render template multiple times', function() {
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var template = engine.parse('{{obj}}');
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return engine.render(template, ctx)
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.then((result) => {
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expect(result).to.equal('{"foo":"bar"}');
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return engine.render(template, ctx);
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})
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.then((result) => {
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return expect(result).to.equal('{"foo":"bar"}');
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});
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});
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it('should render filters', function() {
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var template = engine.parse('<p>{{arr | join: "_"}}</p>');
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return engine.render(template, ctx).should.eventually.equal('<p>-2_a</p>');
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});
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it('should render accessive filters', function() {
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var src = '{% assign my_array = "apples, oranges, peaches, plums" | split: ", " %}' +
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'{{ my_array | first }}';
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return expect(engine.parseAndRender(src)).to.eventually.equal('apples');
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});
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describe('#renderFile()', function() {
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it('should render file', function() {
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return expect(engine.renderFile('/root/files/foo.html', ctx))
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.to.eventually.equal('foo');
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});
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it('should accept relative path', function() {
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return expect(engine.renderFile('files/foo.html'))
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.to.eventually.equal('foo');
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});
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it('should resolve array as root', function(){
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engine = Liquid({
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root: ['/boo', '/root/'],
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extname: '.html'
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});
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return expect(engine.renderFile('files/foo.html'))
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.to.eventually.equal('foo');
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});
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it('should default root to cwd', function(){
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var files = {};
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files[process.cwd() + '/foo.html'] = 'FOO';
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mock(files);
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engine = Liquid({
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extname: '.html'
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});
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return expect(engine.renderFile('foo.html'))
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.to.eventually.equal('FOO');
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});
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it('should render file with context', function() {
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return engine.renderFile('/root/files/name.html', ctx).should.eventually.equal('My name is harttle.');
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});
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it('should use default extname', function() {
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return engine.renderFile('files/name', ctx).should.eventually.equal('My name is harttle.');
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});
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it('should throw with lookup list when file not exist', function() {
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engine = Liquid({
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root: ['/boo', '/root/'],
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extname: '.html'
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});
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return expect(engine.renderFile('/not/exist.html')).to
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.be.rejectedWith(/failed to lookup \/not\/exist.html in: \/boo,\/root\//i);
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});
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it('should throw when file not readable', function() {
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return expect(engine.renderFile('/un-readable.html')).to
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.be.rejectedWith(/EACCES/);
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});
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});
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describe('strict', function() {
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it('should not throw when strict_variables false (default)', function() {
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return expect(engine.parseAndRender('before{{notdefined}}after', ctx)).to
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.eventually.equal('beforeafter');
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});
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it('should throw when strict_variables true', function() {
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var tpl = engine.parse('before{{notdefined}}after');
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var opts = {
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strict_variables: true
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};
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return expect(engine.render(tpl, ctx, opts)).to
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.be.rejectedWith(/undefined variable: notdefined/);
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});
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it('should pass strict_variables to render by parseAndRender', function() {
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var html = 'before{{notdefined}}after';
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var opts = {
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strict_variables: true
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};
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return expect(engine.parseAndRender(html, ctx, opts)).to
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.be.rejectedWith(/undefined variable: notdefined/);
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});
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});
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describe('cache', function() {
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it('should be disabled by default', function() {
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return engine.renderFile('files/foo')
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.then(x => expect(x).to.equal('foo'))
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.then(() => mock({
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'/root/files/foo.html': 'bar'
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}))
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.then(() => engine.renderFile('files/foo'))
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.then(x => expect(x).to.equal('bar'));
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});
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it('should respect cache=true option', function() {
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engine = Liquid({
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root: '/root/',
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extname: '.html',
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cache: true
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});
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return engine.renderFile('files/foo')
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.then(x => expect(x).to.equal('foo'))
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.then(() => mock({
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'/root/files/foo.html': 'bar'
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}))
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.then(() => engine.renderFile('files/foo'))
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.then(x => expect(x).to.equal('foo'));
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});
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});
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});
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