mirror of
https://github.com/harttle/liquidjs.git
synced 2026-09-15 04:10:40 -07:00
499 lines
19 KiB
TypeScript
499 lines
19 KiB
TypeScript
import { TopLevelToken, TagToken, Tokenizer, Context, Liquid, Drop, toValueSync } from '../..'
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const LiquidUMD = require('../../dist/liquid.browser.umd.js').Liquid
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describe('Issues', function () {
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it('unicode blanks are not properly treated #221', async () => {
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const engine = new Liquid({ strictVariables: true, strictFilters: true })
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const html = engine.parseAndRenderSync('{{huh | truncate: 11}}', { huh: 'fdsafdsafdsafdsaaaaa' })
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expect(html).toBe('fdsafdsa...')
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})
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it('"Not valid identifier" error for a quotes-containing identifier #252', async () => {
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const template = `{% capture "form_classes" -%}
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foo
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{%- endcapture %}{{form_classes}}`
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const engine = new Liquid()
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const html = await engine.parseAndRender(template)
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expect(html).toBe('foo')
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})
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it('complex property access with braces is not supported #259', async () => {
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const engine = new Liquid()
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const html = engine.parseAndRenderSync('{{ ["complex key"] }}', { 'complex key': 'foo' })
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expect(html).toBe('foo')
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})
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it('Potential for ReDoS through string replace function #243', async () => {
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const engine = new Liquid()
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const INPUT = 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa!'
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const BROKEN_REGEX = /([a-z]+)+$/
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// string filters vulnerable to regexp parameter: split, replace, replace_first, remove_first
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const parameters = { input: INPUT, regex: BROKEN_REGEX }
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const template = `{{ input | replace:regex,'' }}`
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const html = engine.parseAndRenderSync(template, parameters)
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// should stringify the regexp rather than execute it
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expect(html).toBe(INPUT)
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})
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it('raw/endraw block not ignoring {% characters #263', () => {
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const template = `{% raw %}This is a code snippet showing how {% breaks the raw block.{% endraw %}`
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const engine = new Liquid()
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const html = engine.parseAndRenderSync(template)
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expect(html).toBe('This is a code snippet showing how {% breaks the raw block.')
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})
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it('elsif is not supported for unless #268', () => {
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const template = `{%- unless condition1 -%}
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<div>X</div>
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{%- elsif condition2 -%}
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<div>Y</div>
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{%- else %}
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<div>Z</div>
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{% endunless %}`
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const engine = new Liquid()
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const html = engine.parseAndRenderSync(template, { condition1: true, condition2: true })
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expect(html).toBe('<div>Y</div>')
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})
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it('Passing liquid in FilterImpl #277', () => {
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const engine = new Liquid()
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engine.registerFilter('render', function (this: any, template: string, name: string) {
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return this.liquid.parseAndRenderSync(decodeURIComponent(template), { name })
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})
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const html = engine.parseAndRenderSync(
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`{{ subtemplate | render: "foo" }}`,
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{ subtemplate: encodeURIComponent('hello {{ name }}') }
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)
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expect(html).toBe('hello foo')
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})
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it('Unexpected behavior when string literals contain }} #288', async () => {
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const engine = new Liquid()
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const html = await engine.parseAndRender(`{{ '{{' }}{{ '}}' }}`)
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expect(html).toBe('{{}}')
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})
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it('Support function calls #222', async () => {
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const engine = new Liquid()
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const html = await engine.parseAndRender(
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`{{ obj.property }}`,
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{ obj: { property: () => 'BAR' } }
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)
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expect(html).toBe('BAR')
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})
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it('lenientIf not working as expected in umd #313', async () => {
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const engine = new LiquidUMD({
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strictVariables: true,
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lenientIf: true
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})
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const html = await engine.parseAndRender(`{{ name | default: "default name" }}`)
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expect(html).toBe('default name')
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})
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it('comparison for empty/nil #321', async () => {
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const engine = new Liquid()
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const html = await engine.parseAndRender(
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'{% if empty == nil %}true{%else%}false{%endif%}' +
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'{% if nil == empty %}true{%else%}false{%endif%}'
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)
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expect(html).toBe('falsefalse')
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})
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it('newline_to_br filter should output <br /> instead of <br/> #320', async () => {
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const engine = new Liquid()
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const html = await engine.parseAndRender(
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`{{ 'a \n b \n c' | newline_to_br | split: '<br />' }}`
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)
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expect(html).toBe('a \n b \n c')
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})
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it('New lines in logical operator #342', async () => {
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const engine = new Liquid()
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const tpl = `{%\r\nif\r\ntrue\r\nor\r\nfalse\r\n%}\r\ntrue\r\n{%\r\nendif\r\n%}`
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const html = await engine.parseAndRender(tpl)
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expect(html).toBe('\r\ntrue\r\n')
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})
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it('Timezone Offset Issue #401', async () => {
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const engine = new Liquid({ timezoneOffset: -600 })
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const tpl = engine.parse('{{ date | date: "%Y-%m-%d %H:%M %p %z" }}')
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const html = await engine.render(tpl, { date: '2021-10-06T15:31:00+08:00' })
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expect(html).toBe('2021-10-06 17:31 PM +1000')
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})
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it('Pass root as it is to `resolve` #412', async () => {
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const engine = new Liquid({
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root: '/tmp',
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relativeReference: false,
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fs: {
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readFileSync: (file: string) => file,
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async readFile (file: string) { return 'foo' },
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existsSync (file: string) { return true },
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async exists (file: string) { return true },
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resolve: (dir: string, file: string) => dir + '/' + file
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}
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})
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const tpl = engine.parse('{% include "foo.liquid" %}')
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const html = await engine.renderSync(tpl)
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expect(html).toBe('/tmp/foo.liquid')
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})
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it('Templates imported by {% render %} not cached for concurrent async render #416', async () => {
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const readFile = jest.fn(() => Promise.resolve('HELLO'))
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const exists = jest.fn(() => 'HELLO')
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const engine = new Liquid({
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cache: true,
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extname: '.liquid',
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root: '~',
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relativeReference: false,
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fs: {
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exists,
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resolve: (root: string, file: string, ext: string) => root + '#' + file + ext,
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sep: '#',
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readFile
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} as any
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})
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await Promise.all(Array(5).fill(0).map(
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x => engine.parseAndRender("{% render 'template' %}")
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))
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expect(exists).toHaveBeenCalledTimes(1)
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expect(readFile).toHaveBeenCalledTimes(1)
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})
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it('Error when using Date timezoneOffset in 9.28.5 #431', () => {
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const engine = new Liquid({
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timezoneOffset: 0,
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preserveTimezones: true
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})
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const tpl = engine.parse('Welcome to {{ now | date: "%Y-%m-%d" }}')
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return expect(engine.render(tpl, { now: new Date('2019-02-01T00:00:00.000Z') })).resolves.toBe('Welcome to 2019-02-01')
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})
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it('Support Jekyll-like includes #433', async () => {
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const engine = new Liquid({
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dynamicPartials: false,
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relativeReference: false,
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root: '/tmp',
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fs: {
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readFileSync: (file: string) => file,
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async readFile (file: string) { return `CONTENT for ${file}` },
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existsSync (file: string) { return true },
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async exists (file: string) { return true },
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resolve: (dir: string, file: string) => dir + '/' + file
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}
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})
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const tpl = engine.parse('{% include prefix/{{ my_variable | append: "-bar" }}/suffix %}')
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const html = await engine.render(tpl, { my_variable: 'foo' })
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expect(html).toBe('CONTENT for /tmp/prefix/foo-bar/suffix')
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})
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it('Implement liquid/echo tags #428', () => {
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const template = `{%- liquid
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for value in array
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assign double_value = value | times: 2
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echo double_value | times: 2
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unless forloop.last
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echo '#'
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endunless
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endfor
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echo '#'
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echo double_value
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-%}`
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const engine = new Liquid()
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const html = engine.parseAndRenderSync(template, { array: [1, 2, 3] })
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expect(html).toBe('4#8#12#6')
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})
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it('leaking JS prototype getter functions in evaluation #454', async () => {
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const engine = new Liquid({ ownPropertyOnly: true })
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const html = engine.parseAndRenderSync('{{foo | size}}-{{bar.coo}}', { foo: 'foo', bar: Object.create({ coo: 'COO' }) })
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expect(html).toBe('3-')
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})
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it('Liquidjs divided_by not compatible with Ruby/Shopify Liquid #465', () => {
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const engine = new Liquid({ ownPropertyOnly: true })
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const html = engine.parseAndRenderSync('{{ 5 | divided_by: 3, true }}')
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expect(html).toBe('1')
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})
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it('url_encode throws on undefined value #479', async () => {
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const engine = new Liquid({
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strictVariables: false
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})
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const tpl = engine.parse('{{ v | url_encode }}')
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const html = await engine.render(tpl, { v: undefined })
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expect(html).toBe('')
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})
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it('filters that should not throw #481', async () => {
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const engine = new Liquid()
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const tpl = engine.parse(`
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{{ foo | join }}
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{{ foo | map: "k" }}
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{{ foo | reverse }}
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{{ foo | slice: 2 }}
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{{ foo | newline_to_br }}
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{{ foo | strip_html }}
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{{ foo | truncatewords }}
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{{ foo | concat | json }}
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`)
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const html = await engine.render(tpl, { foo: undefined })
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expect(html.trim()).toBe('[]')
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})
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it('concat should always return an array #481', async () => {
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const engine = new Liquid()
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const html = await engine.parseAndRender(`{{ foo | concat | json }}`)
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expect(html).toBe('[]')
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})
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it('Access array items from the right with negative indexes #486', async () => {
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const engine = new Liquid()
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const html = await engine.parseAndRender(`{% assign a = "x,y,z" | split: ',' -%}{{ a[-1] }} {{ a[-3] }} {{ a[-8] }}`)
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expect(html).toBe('z x ')
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})
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it('contains operator does not support Drop #492', async () => {
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class TemplateDrop extends Drop {
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valueOf () { return 'product' }
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}
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const engine = new Liquid()
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const ctx = { template: new TemplateDrop() }
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const html = await engine.parseAndRender(`{% if template contains "product" %}contains{%endif%}`, ctx)
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expect(html).toBe('contains')
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})
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it('should support large number of templates [async] #513', async () => {
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const engine = new Liquid()
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const html = await engine.parseAndRender(`{% for i in (1..10000) %}{{ i }}{% endfor %}`)
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expect(html).toHaveLength(38894)
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})
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it('should support large number of templates [sync] #513', () => {
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const engine = new Liquid()
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const html = engine.parseAndRenderSync(`{% for i in (1..10000) %}{{ i }}{% endfor %}`)
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expect(html).toHaveLength(38894)
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})
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it('should throw parse error for invalid assign expression #519', () => {
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const engine = new Liquid()
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expect(() => engine.parse('{% assign headshot = https://testurl.com/not_enclosed_in_quotes.jpg %}')).toThrow(/expected "|" before filter, line:1, col:27/)
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})
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it('export Liquid Expression #527', () => {
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const tokenizer = new Tokenizer('a > b')
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const expression = tokenizer.readExpression()
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const result = toValueSync(expression.evaluate(new Context({ a: 1, b: 2 })))
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expect(result).toBe(false)
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})
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it('export Liquid Expression (evalValue) #527', async () => {
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const liquid = new Liquid()
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const result = await liquid.evalValue('a > b', { a: 1, b: 2 })
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expect(result).toBe(false)
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})
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it('export Liquid Expression (evalValueSync) #527', async () => {
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const liquid = new Liquid()
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const result = liquid.evalValueSync('a > b', { a: 1, b: 2 })
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expect(result).toBe(false)
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})
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it('Promise support in expressions #276', async () => {
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const liquid = new Liquid()
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const tpl = '{%if name == "alice" %}true{%endif%}'
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const ctx = { name: Promise.resolve('alice') }
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const html = await liquid.parseAndRender(tpl, ctx)
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expect(html).toBe('true')
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})
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it('Nested Promise support for scope object #533', async () => {
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const liquid = new Liquid()
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const context = {
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a: 1,
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b: Promise.resolve(1),
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async c () { return 1 },
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d: { d: 1 },
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e: { e: Promise.resolve(1) },
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f: {
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async f () { return 1 }
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},
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g: Promise.resolve({ g: 1 }),
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async h () {
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return { h: 1 }
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},
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i: Promise.resolve({
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i: Promise.resolve(1)
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}),
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j: Promise.resolve({
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async j () {
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return 1
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}
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})
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}
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expect(await liquid.evalValue('a == 1', context)).toBe(true)
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expect(await liquid.evalValue('b == 1', context)).toBe(true)
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expect(await liquid.evalValue('c == 1', context)).toBe(true)
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expect(await liquid.evalValue('d.d == 1', context)).toBe(true)
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expect(await liquid.evalValue('e.e == 1', context)).toBe(true)
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expect(await liquid.evalValue('f.f == 1', context)).toBe(true)
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expect(await liquid.evalValue('g.g == 1', context)).toBe(true)
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expect(await liquid.evalValue('h.h == 1', context)).toBe(true)
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expect(await liquid.evalValue('i.i == 1', context)).toBe(true)
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expect(await liquid.evalValue('j.j == 1', context)).toBe(true)
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expect(await liquid.parseAndRender('{{a}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{b}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{c}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{d.d}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{e.e}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{f.f}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{g.g}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{h.h}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{i.i}}', context)).toBe('1')
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expect(await liquid.parseAndRender('{{j.j}}', context)).toBe('1')
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})
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it('Case/When should evaluate multiple When statements #559', async () => {
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const liquid = new Liquid()
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const tpl = `
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{% assign tag = 'Love' %}
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{% case tag %}
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{% when 'Love' or 'Luck' %}
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This is a love or luck potion.
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{% when 'Strength','Health', 'Love' %}
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This is a strength or health or love potion.
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{% else %}
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This is a potion.
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{% endcase %}
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`
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const html = await liquid.parseAndRender(tpl)
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expect(html).toMatch(/^\s*This is a love or luck potion.\s+This is a strength or health or love potion.\s*$/)
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})
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it('tag registration compatible to v9 #570', async () => {
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const liquid = new Liquid()
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liquid.registerTag('metadata_file', {
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parse (tagToken: TagToken, remainTokens: TopLevelToken[]) {
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this.str = tagToken.args
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},
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async render (ctx: Context) {
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const content = await Promise.resolve(`{{${this.str}}}`)
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return this.liquid.parseAndRender(content.toString(), ctx)
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}
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})
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const tpl = '{% metadata_file foo %}'
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const ctx = { foo: 'FOO' }
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const html = await liquid.parseAndRender(tpl, ctx)
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expect(html).toBe('FOO')
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})
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it('date filter should return parsed input when no format is provided #573', async () => {
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const liquid = new Liquid()
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liquid.registerTag('metadata_file', {
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parse (tagToken: TagToken, remainTokens: TopLevelToken[]) {
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this.str = tagToken.args
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},
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async render (ctx: Context) {
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const content = await Promise.resolve(`{{${this.str}}}`)
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return this.liquid.parseAndRender(content.toString(), ctx)
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}
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})
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const tpl = `{{ 'now' | date }}`
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const html = await liquid.parseAndRender(tpl)
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// sample: Thursday, February 2, 2023 at 6:25 pm +0000
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expect(html).toMatch(/\w+, \w+ \d+, \d\d\d\d at \d+:\d\d [ap]m [-+]\d\d\d\d/)
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})
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it('Add support for Not operator #575', async () => {
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const liquid = new Liquid()
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const tpl = `
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{% if link and not button %}
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<a href="{{ link }}">Lot more code here</a>
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{% else %}
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<div>Lot more code here</div>
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{% endif %}`
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const ctx = { link: 'https://example.com', button: false }
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const html = await liquid.parseAndRender(tpl, ctx)
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expect(html.trim()).toBe('<a href="https://example.com">Lot more code here</a>')
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})
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it('strip multiline content of <style> #70', async () => {
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const str = `
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<style type="text/css">
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.test-one-line {display: none;}
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</style>`
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const engine = new Liquid()
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const template = '{{ str | strip_html }}'
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const html = await engine.parseAndRender(template, { str })
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expect(html).toMatch(/^\s*$/)
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})
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it('Arrays should compare values #589', async () => {
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const engine = new Liquid()
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const template = `
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{% assign people1 = "alice, bob, carol" | split: ", " -%}
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{% assign people2 = "alice, bob, carol" | split: ", " -%}
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{% if people1 == people2 %}true{%else%}false{% endif %}
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`
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const html = await engine.parseAndRender(template)
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expect(html).toContain('true')
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})
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it('date filter appears to add DST correction to UTC dates #604', () => {
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const engine = new Liquid({
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timezoneOffset: 'Etc/GMT'
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})
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const html = engine.parseAndRenderSync(
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'{{ "2023-04-05T12:00:00Z" | date: "%Y-%m-%dT%H:%M:%S%z", "Etc/GMT" }}' +
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'{{ "2023-01-05T12:00:00Z" | date: "%Y-%m-%dT%H:%M:%S%z", 0 }}' +
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'{{ "2023-01-05T12:00:00Z" | date: "%Y-%m-%dT%H:%M:%S%z", "Etc/GMT" }}' +
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'{{ "2023-01-05T12:00:00Z" | date: "%Y-%m-%dT%H:%M:%S%z" }}' +
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'{{ "2023-01-05T12:00:00+0000" | date: "%Y-%m-%dT%H:%M:%S%z", 0 }}'
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)
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const expected =
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'2023-04-05T12:00:00+0000' +
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'2023-01-05T12:00:00+0000' +
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'2023-01-05T12:00:00+0000' +
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'2023-01-05T12:00:00+0000' +
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'2023-01-05T12:00:00+0000'
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expect(html).toEqual(expected)
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})
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||
it('should throw missing ":" after filter name #610', () => {
|
||
const engine = new Liquid()
|
||
const fn = () => engine.parseAndRenderSync("{%- assign module = '' | split '' -%}")
|
||
expect(fn).toThrow(/expected ":" after filter name/)
|
||
})
|
||
it('Single or double quote breaks comments #628', () => {
|
||
const template = `{%- liquid
|
||
# Show a message that's customized to the product type
|
||
|
||
assign product_type = product.type | downcase
|
||
assign message = ''
|
||
|
||
case product_type
|
||
when 'health'
|
||
assign message = 'This is a health potion!'
|
||
when 'love'
|
||
assign message = 'This is a love potion!'
|
||
else
|
||
assign message = 'This is a potion!'
|
||
endcase
|
||
|
||
echo message
|
||
-%}`
|
||
const engine = new Liquid()
|
||
const product = { type: 'love' }
|
||
const result = engine.parseAndRenderSync(template, { product })
|
||
expect(result).toEqual('This is a love potion!')
|
||
})
|
||
it('Error When Accessing Subproperty of Bracketed Reference #643', () => {
|
||
const engine = new Liquid()
|
||
const tpl = '{{ ["Key String with Spaces"].subpropertyKey }}'
|
||
const ctx = {
|
||
'Key String with Spaces': {
|
||
subpropertyKey: 'FOO'
|
||
}
|
||
}
|
||
expect(engine.parseAndRenderSync(tpl, ctx)).toEqual('FOO')
|
||
})
|
||
it('Error in the tokenization process due to an invalid value expression #655', () => {
|
||
const engine = new Liquid()
|
||
const result = engine.parseAndRenderSync('{{ÜLKE}}', { ÜLKE: 'Türkiye' })
|
||
expect(result).toEqual('Türkiye')
|
||
})
|
||
it('Should not render anything after an else branch #670', () => {
|
||
const engine = new Liquid()
|
||
expect(() => engine.parseAndRenderSync('{% assign value = "this" %}{% if false %}{% else %}{% else %}{% endif %}')).toThrow('duplicated else')
|
||
})
|
||
it('Should not render an elseif after an else branch #672', () => {
|
||
const engine = new Liquid()
|
||
expect(() => engine.parseAndRenderSync('{% if false %}{% else %}{% elsif true %}{% endif %}')).toThrow('unexpected elsif after else')
|
||
})
|
||
it('10.10.1 Operator: contains regression #675', () => {
|
||
const engine = new Liquid()
|
||
class StrictStringForLiquid {
|
||
constructor (private value: string) {}
|
||
indexOf (other: unknown) {
|
||
return this.value.indexOf(String(other))
|
||
}
|
||
}
|
||
const result = engine.parseAndRenderSync('{{ str contains sub }}', {
|
||
str: new StrictStringForLiquid('string'),
|
||
sub: 'str'
|
||
})
|
||
expect(result).toEqual('true')
|
||
})
|
||
it('parse length limit exceeded on versions >= 10.15.0 #726', () => {
|
||
const liquid = new Liquid()
|
||
expect(() => liquid.parse({} as any)).not.toThrow()
|
||
})
|
||
})
|