var chai = require('chai')
var Liquid = require('../..')
var expect = chai.expect
chai.use(require('chai-as-promised'))
describe('.parseAndRender()', function () {
var engine, strictEngine
beforeEach(function () {
engine = Liquid()
strictEngine = Liquid({
strict_filters: true
})
})
it('should value object', function () {
var ctx = { obj: {foo: 'bar'} }
return expect(engine.parseAndRender('{{obj}}', ctx)).to.eventually.equal('{"foo":"bar"}')
})
it('should value array', function () {
var ctx = { arr: [-2, 'a'] }
return expect(engine.parseAndRender('{{arr}}', ctx)).to.eventually.equal('[-2,"a"]')
})
it('should value undefined to empty', function () {
return expect(engine.parseAndRender('foo{{zzz}}bar', {})).to.eventually.equal('foobar')
})
it('should render as null when filter undefined', function () {
return expect(engine.parseAndRender('{{"foo" | filter1}}', {})).to.eventually.equal('foo')
})
it('should throw upon undefined filter when strict_filters set', function () {
return expect(strictEngine.parseAndRender('{{"foo" | filter1}}', {})).to
.be.rejectedWith(/undefined filter: filter1/)
})
it('should parse html', function () {
expect(function () {
engine.parse('{{obj}}')
}).to.not.throw()
expect(function () {
engine.parse('{{obj}}')
}).to.not.throw()
})
it('should render template multiple times', function () {
var ctx = {obj: {foo: 'bar'}}
var template = engine.parse('{{obj}}')
return engine.render(template, ctx)
.then(result => expect(result).to.equal('{"foo":"bar"}'))
.then(() => engine.render(template, ctx))
.then((result) => expect(result).to.equal('{"foo":"bar"}'))
})
it('should render filters', function () {
var ctx = {names: ['alice', 'bob']}
var template = engine.parse('{{names | join: ","}}
')
return expect(engine.render(template, ctx)).to.eventually.equal('alice,bob
')
})
it('should render accessive filters', function () {
var src = '{% assign my_array = "apples, oranges, peaches, plums" | split: ", " %}' +
'{{ my_array | first }}'
return expect(engine.parseAndRender(src)).to.eventually.equal('apples')
})
})