mirror of
https://github.com/harttle/liquidjs.git
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309 lines
12 KiB
JavaScript
309 lines
12 KiB
JavaScript
import Liquid from '../../../src'
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import * as mock from 'mock-fs'
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import * as chai from 'chai'
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import * as path from 'path'
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const expect = chai.expect
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chai.use(require('chai-as-promised'))
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let engine = Liquid()
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const strictEngine = Liquid({
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strict_variables: true,
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strict_filters: true
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})
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describe('error', function () {
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afterEach(function () {
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mock.restore()
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})
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describe('TokenizationError', function () {
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it('should throw TokenizationError when tag illegal', async function () {
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const err = await expect(engine.parseAndRender('{% . a %}', {})).be.rejected
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expect(err.name).to.equal('TokenizationError')
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expect(err.message).to.contain('illegal tag syntax')
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})
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it('should contain template content in err.message', async function () {
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const html = ['1st', '2nd', 'X{% . a %} Y', '4th']
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const message = [
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' 1| 1st',
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' 2| 2nd',
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'>> 3| X{% . a %} Y',
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' 4| 4th',
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'TokenizationError'
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]
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const err = await expect(engine.parseAndRender(html.join('\n'))).be.rejected
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expect(err.message).to.equal('illegal tag syntax, line:3')
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expect(err.stack).to.contain(message.join('\n'))
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expect(err.name).to.equal('TokenizationError')
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})
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it('should contain the whole template content in err.input', async function () {
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const html = 'bar\nfoo{% . a %}\nfoo'
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const err = await expect(engine.parseAndRender(html)).be.rejected
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expect(err.input).to.equal(html)
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})
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it('should contain line number in err.line', async function () {
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const err = await expect(engine.parseAndRender('1\n2\n{% . a %}\n4')).be.rejected
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expect(err.name).to.equal('TokenizationError')
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expect(err.line).to.equal(3)
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})
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it('should contain stack in err.stack', async function () {
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const err = await expect(engine.parseAndRender('{% . a %}')).be.rejected
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expect(err.message).to.contain('illegal tag syntax')
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expect(err.stack).to.contain('at Object.parse')
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})
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describe('captureStackTrace compatibility', function () {
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const captureStackTrace = Error.captureStackTrace
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before(() => (Error.captureStackTrace = null))
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after(() => (Error.captureStackTrace = captureStackTrace))
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it('should be empty when captureStackTrace undefined', async function () {
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const err = await expect(engine.parseAndRender('{% . a %}')).be.rejected
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expect(err.stack).to.contain('illegal tag syntax')
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expect(err.stack).to.not.contain('at Object.parse')
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})
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})
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it('should contain file path in err.file', async function () {
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const html = '<html>\n<head>\n\n{% . a %}\n\n'
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mock({
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'/foo.html': html
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})
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const err = await expect(engine.renderFile('/foo.html')).be.rejected
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mock.restore()
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expect(err.name).to.equal('TokenizationError')
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expect(err.file).to.equal(path.resolve('/foo.html'))
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})
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})
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describe('RenderError', function () {
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beforeEach(function () {
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engine = Liquid({
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root: '/'
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})
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engine.registerTag('throwingTag', {
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render: function () {
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throw new Error('intended render error')
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}
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})
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engine.registerTag('rejectingTag', {
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render: async function () {
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throw new Error('intended render reject')
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}
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})
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engine.registerFilter('throwingFilter', () => {
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throw new Error('throwed by filter')
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})
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})
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it('should throw RenderError when tag throws', async function () {
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const src = '{%throwingTag%}'
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const err = await expect(engine.parseAndRender(src)).be.rejected
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expect(err.name).to.equal('RenderError')
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expect(err.message).to.contain('intended render error')
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})
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it('should throw RenderError when tag rejects', async function () {
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const src = '{%rejectingTag%}'
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const err = await expect(engine.parseAndRender(src)).be.rejected
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expect(err.name).to.equal('RenderError')
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expect(err.message).to.contain('intended render reject')
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})
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it('should throw RenderError when filter throws', async function () {
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const src = '{{1|throwingFilter}}'
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const err = await expect(engine.parseAndRender(src)).be.rejected
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expect(err.name).to.equal('RenderError')
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expect(err.message).to.contain('throwed by filter')
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})
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it('should not throw when variable undefined by default', function () {
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return expect(engine.parseAndRender('X{{a}}Y')).to.eventually.equal('XY')
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})
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it('should throw RenderError when variable not defined', async function () {
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const err = await expect(strictEngine.parseAndRender('{{a}}')).be.rejected
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expect(err).to.have.property('name', 'RenderError')
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expect(err.message).to.contain('undefined variable: a')
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})
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it('should contain template context in err.stack', async function () {
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const html = ['1st', '2nd', '3rd', 'X{%throwingTag%} Y', '5th', '6th', '7th']
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const message = [
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' 2| 2nd',
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' 3| 3rd',
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'>> 4| X{%throwingTag%} Y',
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' 5| 5th',
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' 6| 6th',
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' 7| 7th',
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'RenderError'
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]
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const err = await expect(engine.parseAndRender(html.join('\n'))).be.rejected
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expect(err.message).to.equal('intended render error, line:4')
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expect(err.stack).to.contain(message.join('\n'))
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expect(err.name).to.equal('RenderError')
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})
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it('should contain original error info for {% layout %}', async function () {
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mock({
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'/throwing-tag.html': [
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'1st',
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'2nd',
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'3rd',
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'X{%throwingTag%} Y',
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'5th',
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'{%block%}{%endblock%}',
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'7th'
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].join('\n')
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})
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const html = '{%layout "throwing-tag.html"%}'
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const message = [
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' 2| 2nd',
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' 3| 3rd',
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'>> 4| X{%throwingTag%} Y',
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' 5| 5th',
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' 6| {%block%}{%endblock%}',
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' 7| 7th',
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'RenderError'
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]
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const err = await expect(engine.parseAndRender(html)).be.rejected
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console.log(err.message)
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console.log(err.stack)
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expect(err.message).to.equal(`intended render error, file:${path.resolve('/throwing-tag.html')}, line:4`)
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expect(err.stack).to.contain(message.join('\n'))
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expect(err.name).to.equal('RenderError')
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})
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it('should contain original error info for {% include %}', async function () {
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const origin = ['1st', '2nd', '3rd', 'X{%throwingTag%} Y', '5th', '6th', '7th']
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mock({
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'/throwing-tag.html': origin.join('\n')
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})
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const html = '{%include "throwing-tag.html"%}'
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const message = [
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' 2| 2nd',
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' 3| 3rd',
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'>> 4| X{%throwingTag%} Y',
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' 5| 5th',
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' 6| 6th',
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' 7| 7th',
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'RenderError'
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]
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const err = await expect(engine.parseAndRender(html)).be.rejected
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expect(err.message).to.equal(`intended render error, file:${path.resolve('/throwing-tag.html')}, line:4`)
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expect(err.stack).to.contain(message.join('\n'))
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expect(err.name).to.equal('RenderError')
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})
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it('should contain the whole template content in err.input', async function () {
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const html = 'bar\nfoo{%throwingTag%}\nfoo'
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const err = await expect(engine.parseAndRender(html)).be.rejected
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expect(err.input).to.equal(html)
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expect(err.name).to.equal('RenderError')
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})
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it('should contain line number in err.line', async function () {
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const src = '1\n2\n{{1|throwingFilter}}\n4'
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const err = await expect(engine.parseAndRender(src)).be.rejected
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expect(err.line).to.equal(3)
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expect(err.name).to.equal('RenderError')
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})
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it('should contain stack in err.stack', async function () {
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const err = await expect(engine.parseAndRender('{%rejectingTag%}')).be.rejected
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expect(err.message).to.contain('intended render reject')
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expect(err.stack).to.match(/at .*:\d+:\d+/)
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})
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it('should contain file path in err.file', async function () {
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const html = '<html>\n<head>\n\n{% throwingTag %}\n\n'
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mock({
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'/foo.html': html
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})
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const err = await expect(engine.renderFile('/foo.html')).be.rejected
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mock.restore()
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console.log(err, err.name)
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expect(err.name).to.equal('RenderError')
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expect(err.file).to.equal(path.resolve('/foo.html'))
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})
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})
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describe('ParseError', function () {
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beforeEach(function () {
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engine = Liquid()
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engine.registerTag('throwsOnParse', {
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parse: function () {
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throw new Error('intended parse error')
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}
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})
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})
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it('should throw RenderError when filter not defined', async function () {
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const err = await expect(strictEngine.parseAndRender('{{1 | a}}')).be.rejected
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expect(err).to.have.property('name', 'ParseError')
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expect(err.message).to.contain('undefined filter: a')
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})
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it('should throw ParseError when tag not closed', async function () {
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const err = await expect(engine.parseAndRender('{% if %}')).be.rejected
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expect(err.name).to.equal('ParseError')
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expect(err.message).to.contain('tag {% if %} not closed')
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})
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it('should throw ParseError when tag parse throws', async function () {
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const err = await expect(engine.parseAndRender('{%throwsOnParse%}')).be.rejected
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expect(err.name).to.equal('ParseError')
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expect(err.message).to.contain('intended parse error')
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})
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it('should throw ParseError when tag not found', async function () {
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const src = '{%if true%}\naaa{%endif%}\n{% -a %}\n3'
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const err = await expect(engine.parseAndRender(src)).be.rejected
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expect(err.name).to.equal('ParseError')
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expect(err.message).to.contain('tag -a not found')
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})
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it('should throw ParseError when tag not exist', async function () {
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const err = await expect(engine.parseAndRender('{% a %}')).be.rejected
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expect(err.name).to.equal('ParseError')
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expect(err.message).to.contain('tag a not found')
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})
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it('should contain template context in err.stack', async function () {
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const html = ['1st', '2nd', '3rd', 'X{% a %} {% enda %} Y', '5th', '6th', '7th']
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const message = [
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' 2| 2nd',
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' 3| 3rd',
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'>> 4| X{% a %} {% enda %} Y',
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' 5| 5th',
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' 6| 6th',
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' 7| 7th',
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'ParseError: tag a not found'
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]
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const err = await expect(engine.parseAndRender(html.join('\n'))).be.rejected
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expect(err.message).to.equal('tag a not found, line:4')
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expect(err.stack).to.contain(message.join('\n'))
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expect(err.name).to.equal('ParseError')
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})
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it('should handle err.message when context not enough', async function () {
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const html = ['1st', 'X{% a %} {% enda %} Y', '3rd', '4th']
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const message = [
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' 1| 1st',
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'>> 2| X{% a %} {% enda %} Y',
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' 3| 3rd',
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' 4| 4th',
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'ParseError: tag a not found'
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]
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const err = await expect(engine.parseAndRender(html.join('\n'))).be.rejected
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expect(err.message).to.equal('tag a not found, line:2')
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expect(err.stack).to.contain(message.join('\n'))
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})
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it('should contain line number in err.line', async function () {
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const html = '<html>\n<head>\n\n{% raw %}\n\n'
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const err = await expect(engine.parseAndRender(html)).be.rejected
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expect(err.line).to.equal(4)
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})
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it('should contain stack in err.stack', async function () {
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const err = await expect(engine.parseAndRender('{% -a %}')).be.rejected
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expect(err.stack).to.contain('ParseError: tag -a not found')
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expect(err.stack).to.match(/at .*:\d+:\d+\)/)
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})
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it('should contain file path in err.file', async function () {
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const html = '<html>\n<head>\n\n{% raw %}\n\n'
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mock({
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'/foo.html': html
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})
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const err = await expect(engine.renderFile('/foo.html')).be.rejected
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mock.restore()
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expect(err.name).to.equal('ParseError')
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expect(err.file).to.equal(path.resolve('/foo.html'))
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})
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})
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})
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