mirror of
https://github.com/harttle/liquidjs.git
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432 lines
17 KiB
TypeScript
432 lines
17 KiB
TypeScript
import { expect } from 'chai'
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import { WordToken } from '../../../src/tokens/word-token'
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import { NumberToken } from '../../../src/tokens/number-token'
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import { PropertyAccessToken } from '../../../src/tokens/property-access-token'
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import { RangeToken } from '../../../src/tokens/range-token'
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import { OperatorToken } from '../../../src/tokens/operator-token'
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import { Tokenizer } from '../../../src/parser/tokenizer'
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import { TagToken } from '../../../src/tokens/tag-token'
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import { QuotedToken } from '../../../src/tokens/quoted-token'
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import { OutputToken } from '../../../src/tokens/output-token'
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import { HTMLToken } from '../../../src/tokens/html-token'
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describe('Tokenize', function () {
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it('should read quoted', () => {
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expect(new Tokenizer('"foo" ff').readQuoted()!.getText()).to.equal('"foo"')
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expect(new Tokenizer(' "foo"ff').readQuoted()!.getText()).to.equal('"foo"')
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})
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it('should read value', () => {
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expect(new Tokenizer('a[ b][ "c d" ]').readValueOrThrow().getText()).to.equal('a[ b][ "c d" ]')
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expect(new Tokenizer('a.b[c[d.e]]').readValueOrThrow().getText()).to.equal('a.b[c[d.e]]')
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})
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it('should read number value', () => {
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const token: NumberToken = new Tokenizer('2.33.2').readValueOrThrow() as any
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expect(token).to.be.instanceOf(NumberToken)
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expect(token.whole.getText()).to.equal('2')
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expect(token.decimal!.getText()).to.equal('33')
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expect(token.getText()).to.equal('2.33')
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})
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it('should read quoted value', () => {
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const value = new Tokenizer('"foo"a').readValue()
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expect(value).to.be.instanceOf(QuotedToken)
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expect(value!.getText()).to.equal('"foo"')
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})
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it('should read property access value', () => {
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expect(new Tokenizer('a[b]["c d"]').readValueOrThrow().getText()).to.equal('a[b]["c d"]')
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})
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it('should read hash', () => {
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const hash1 = new Tokenizer('foo: 3').readHash()
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expect(hash1!.name.content).to.equal('foo')
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expect(hash1!.value!.getText()).to.equal('3')
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const hash2 = new Tokenizer(', foo: a[ "bar"]').readHash()
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expect(hash2!.name.content).to.equal('foo')
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expect(hash2!.value!.getText()).to.equal('a[ "bar"]')
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})
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it('should read multiple hashs', () => {
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const hashes = new Tokenizer(', limit: 3 reverse offset:off').readHashes()
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expect(hashes).to.have.lengthOf(3)
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const [limit, reverse, offset] = hashes
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expect(limit.name.content).to.equal('limit')
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expect(limit.value!.getText()).to.equal('3')
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expect(reverse.name.content).to.equal('reverse')
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expect(reverse.value).to.be.undefined
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expect(offset.name.content).to.equal('offset')
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expect(offset.value!.getText()).to.equal('off')
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})
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it('should read hash value with property access', () => {
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const hashes = new Tokenizer('cols: 2, rows: data["rows"]').readHashes()
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expect(hashes).to.have.lengthOf(2)
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const [cols, rols] = hashes
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expect(cols.name.content).to.equal('cols')
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expect(cols.value!.getText()).to.equal('2')
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expect(rols.name.content).to.equal('rows')
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expect(rols.value!.getText()).to.equal('data["rows"]')
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})
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it('should read HTML token', function () {
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const html = '<html><body><p>Lorem Ipsum</p></body></html>'
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const tokenizer = new Tokenizer(html)
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const tokens = tokenizer.readTopLevelTokens()
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expect(tokens.length).to.equal(1)
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expect(tokens[0]).instanceOf(HTMLToken)
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expect((tokens[0] as HTMLToken).getContent()).to.equal(html)
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})
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it('should read tag token', function () {
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const html = '<p>{% for p in a[1]%}</p>'
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const tokenizer = new Tokenizer(html)
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const tokens = tokenizer.readTopLevelTokens()
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expect(tokens.length).to.equal(3)
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const tag = tokens[1] as TagToken
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expect(tag).instanceOf(TagToken)
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expect(tag.name).to.equal('for')
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expect(tag.args).to.equal('p in a[1]')
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})
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it('should read output token', function () {
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const html = '<p>{{foo | date: "%Y-%m-%d"}}</p>'
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const tokenizer = new Tokenizer(html)
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const tokens = tokenizer.readTopLevelTokens()
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expect(tokens.length).to.equal(3)
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const output = tokens[1] as OutputToken
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expect(output).instanceOf(OutputToken)
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expect(output.content).to.equal('foo | date: "%Y-%m-%d"')
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})
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it('should handle consecutive value and tags', function () {
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const html = '{{foo}}{{bar}}{%foo%}{%bar%}'
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const tokenizer = new Tokenizer(html)
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const tokens = tokenizer.readTopLevelTokens()
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expect(tokens.length).to.equal(4)
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const o1 = tokens[0] as OutputToken
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const o2 = tokens[1] as OutputToken
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const t1 = tokens[2] as TagToken
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const t2 = tokens[3] as TagToken
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expect(o1).instanceOf(OutputToken)
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expect(o2).instanceOf(OutputToken)
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expect(t1).instanceOf(TagToken)
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expect(t2).instanceOf(TagToken)
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expect(o1.content).to.equal('foo')
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expect(o2.content).to.equal('bar')
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expect(t1.name).to.equal('foo')
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expect(t1.args).to.equal('')
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expect(t2.name).to.equal('bar')
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expect(t2.args).to.equal('')
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})
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it('should keep white spaces and newlines', function () {
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const html = '{%foo%}\n{%bar %} \n {%alice%}'
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const tokenizer = new Tokenizer(html)
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const tokens = tokenizer.readTopLevelTokens()
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expect(tokens.length).to.equal(5)
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expect(tokens[1]).instanceOf(HTMLToken)
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expect(tokens[1].getText()).to.equal('\n')
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expect(tokens[3]).instanceOf(HTMLToken)
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expect(tokens[3].getText()).to.equal(' \n ')
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})
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it('should handle multiple lines tag', function () {
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const html = '{%foo\na:a\nb:1.23\n%}'
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const tokenizer = new Tokenizer(html)
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const tokens = tokenizer.readTopLevelTokens()
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expect(tokens.length).to.equal(1)
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expect(tokens[0]).instanceOf(TagToken)
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expect((tokens[0] as TagToken).args).to.equal('a:a\nb:1.23')
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expect(tokens[0].getText()).to.equal('{%foo\na:a\nb:1.23\n%}')
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})
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it('should handle multiple lines value', function () {
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const html = '{{foo\n|date:\n"%Y-%m-%d"\n}}'
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const tokenizer = new Tokenizer(html)
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const tokens = tokenizer.readTopLevelTokens()
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expect(tokens.length).to.equal(1)
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expect(tokens[0]).instanceOf(OutputToken)
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expect(tokens[0].getText()).to.equal('{{foo\n|date:\n"%Y-%m-%d"\n}}')
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})
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it('should handle complex object property access', function () {
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const html = '{{ obj["my:property with anything"] }}'
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const tokenizer = new Tokenizer(html)
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const tokens = tokenizer.readTopLevelTokens()
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expect(tokens.length).to.equal(1)
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const output = tokens[0] as OutputToken
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expect(output).instanceOf(OutputToken)
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expect(output.content).to.equal('obj["my:property with anything"]')
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})
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it('should throw if tag not closed', function () {
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const html = '{% assign foo = bar {{foo}}'
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const tokenizer = new Tokenizer(html)
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expect(() => tokenizer.readTopLevelTokens()).to.throw(/tag "{% assign foo..." not closed/)
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})
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it('should throw if output not closed', function () {
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const tokenizer = new Tokenizer('{{name}')
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expect(() => tokenizer.readTopLevelTokens()).to.throw(/output "{{name}" not closed/)
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})
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describe('#readRange()', () => {
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it('should read `(1..3)`', () => {
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const range = new Tokenizer('(1..3)').readRange()
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expect(range).to.be.instanceOf(RangeToken)
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expect(range!.getText()).to.deep.equal('(1..3)')
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const { lhs, rhs } = range!
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expect(lhs).to.be.instanceOf(NumberToken)
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expect(lhs.getText()).to.equal('1')
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expect(rhs).to.be.instanceOf(NumberToken)
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expect(rhs.getText()).to.equal('3')
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})
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it('should throw for `(..3)`', () => {
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expect(() => new Tokenizer('(..3)').readRange()).to.throw('unexpected token "..3)", value expected')
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})
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it('should read `(a.b..c["..d"])`', () => {
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const range = new Tokenizer('(a.b..c["..d"])').readRange()
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expect(range).to.be.instanceOf(RangeToken)
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expect(range!.getText()).to.deep.equal('(a.b..c["..d"])')
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})
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})
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describe('#readFilter()', () => {
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it('should read a simple filter', function () {
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const tokenizer = new Tokenizer('| plus')
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const token = tokenizer.readFilter()
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expect(token).to.have.property('name', 'plus')
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expect(token).to.have.property('args').to.deep.equal([])
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})
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it('should read a filter with argument', function () {
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const tokenizer = new Tokenizer(' | plus: 1')
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const token = tokenizer.readFilter()
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expect(token).to.have.property('name', 'plus')
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expect(token!.args).to.have.lengthOf(1)
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const one: NumberToken = token!.args[0] as any
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expect(one).to.be.instanceOf(NumberToken)
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expect(one.getText()).to.equal('1')
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})
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it('should read a filter with colon but no argument', function () {
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const tokenizer = new Tokenizer('| plus:')
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const token = tokenizer.readFilter()
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expect(token).to.have.property('name', 'plus')
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expect(token).to.have.property('args').to.deep.equal([])
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})
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it('should read a filter with k/v argument', function () {
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const tokenizer = new Tokenizer(' | plus: a:1')
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const token = tokenizer.readFilter()
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expect(token).to.have.property('name', 'plus')
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expect(token!.args).to.have.lengthOf(1)
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const [k, v]: [string, NumberToken] = token!.args[0] as any
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expect(k).to.equal('a')
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expect(v).to.be.instanceOf(NumberToken)
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expect(v.getText()).to.equal('1')
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})
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it('should read a filter with "arr[0]" argument', function () {
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const tokenizer = new Tokenizer('| plus: arr[0]')
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const token = tokenizer.readFilter()
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expect(token).to.have.property('name', 'plus')
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expect(token!.args).to.have.lengthOf(1)
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const pa: PropertyAccessToken = token!.args[0] as any
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expect(token!.args[0]).to.be.instanceOf(PropertyAccessToken)
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expect(pa.variable.content).to.equal('arr')
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expect(pa.props).to.have.lengthOf(1)
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expect(pa.props[0]).to.be.instanceOf(NumberToken)
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expect(pa.props[0].getText()).to.equal('0')
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})
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it('should read a filter with obj.foo argument', function () {
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const tokenizer = new Tokenizer('| plus: obj.foo')
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const token = tokenizer.readFilter()
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expect(token).to.have.property('name', 'plus')
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expect(token!.args).to.have.lengthOf(1)
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const pa: PropertyAccessToken = token!.args[0] as any
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expect(token!.args[0]).to.be.instanceOf(PropertyAccessToken)
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expect(pa.variable.content).to.equal('obj')
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expect(pa.props).to.have.lengthOf(1)
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expect(pa.props[0]).to.be.instanceOf(WordToken)
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expect(pa.props[0].getText()).to.equal('foo')
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})
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it('should read a filter with obj["foo"] argument', function () {
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const tokenizer = new Tokenizer('| plus: obj["good luck"]')
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const token = tokenizer.readFilter()
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expect(token).to.have.property('name', 'plus')
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expect(token!.args).to.have.lengthOf(1)
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const pa: PropertyAccessToken = token!.args[0] as any
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expect(token!.args[0]).to.be.instanceOf(PropertyAccessToken)
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expect(pa.getText()).to.equal('obj["good luck"]')
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expect(pa.variable.content).to.equal('obj')
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expect(pa.props[0].getText()).to.equal('"good luck"')
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})
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})
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describe('#readFilters()', () => {
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it('should read simple filters', function () {
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const tokenizer = new Tokenizer('| plus: 3 | capitalize')
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const tokens = tokenizer.readFilters()
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expect(tokens).to.have.lengthOf(2)
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expect(tokens[0]).to.have.property('name', 'plus')
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expect(tokens[0].args).to.have.lengthOf(1)
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expect(tokens[0].args[0]).to.be.instanceOf(NumberToken)
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expect((tokens[0].args[0] as any).getText()).to.equal('3')
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expect(tokens[1]).to.have.property('name', 'capitalize')
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expect(tokens[1].args).to.have.lengthOf(0)
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})
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it('should read filters', function () {
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const tokenizer = new Tokenizer('| plus: a:3 | capitalize | append: foo[a.b["c d"]]')
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const tokens = tokenizer.readFilters()
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expect(tokens).to.have.lengthOf(3)
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expect(tokens[0]).to.have.property('name', 'plus')
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expect(tokens[0].args).to.have.lengthOf(1)
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const [k, v]: [string, NumberToken] = tokens[0].args[0] as any
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expect(k).to.equal('a')
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expect(v).to.be.instanceOf(NumberToken)
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expect(v.getText()).to.equal('3')
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expect(tokens[1]).to.have.property('name', 'capitalize')
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expect(tokens[1].args).to.have.lengthOf(0)
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expect(tokens[2]).to.have.property('name', 'append')
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expect(tokens[2].args).to.have.lengthOf(1)
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expect(tokens[2].args[0]).to.be.instanceOf(PropertyAccessToken)
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expect((tokens[2].args[0] as any).getText()).to.equal('foo[a.b["c d"]]')
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expect((tokens[2].args[0] as any).props[0].getText()).to.equal('a.b["c d"]')
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})
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})
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describe('#readExpression()', () => {
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it('should read expression `a `', () => {
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const exp = [...new Tokenizer('a ').readExpression()]
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expect(exp).to.have.lengthOf(1)
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expect(exp[0]).to.be.instanceOf(PropertyAccessToken)
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expect(exp[0].getText()).to.deep.equal('a')
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})
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it('should read expression `a[][b]`', () => {
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const exp = [...new Tokenizer('a[][b]').readExpression()]
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expect(exp).to.have.lengthOf(1)
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const pa = exp[0] as PropertyAccessToken
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expect(pa).to.be.instanceOf(PropertyAccessToken)
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expect(pa.variable.content).to.deep.equal('a')
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expect(pa.props).to.have.lengthOf(2)
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const [p1, p2] = pa.props
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expect(p1).to.be.instanceOf(WordToken)
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expect(p1.getText()).to.equal('')
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expect(p2).to.be.instanceOf(PropertyAccessToken)
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expect(p2.getText()).to.equal('b')
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})
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it('should read expression `a.`', () => {
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const exp = [...new Tokenizer('a.').readExpression()]
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expect(exp).to.have.lengthOf(1)
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const pa = exp[0] as PropertyAccessToken
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expect(pa).to.be.instanceOf(PropertyAccessToken)
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expect(pa.variable.content).to.deep.equal('a')
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expect(pa.props).to.have.lengthOf(0)
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})
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it('should read expression `a ==`', () => {
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const exp = [...new Tokenizer('a ==').readExpression()]
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expect(exp).to.have.lengthOf(1)
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expect(exp[0]).to.be.instanceOf(PropertyAccessToken)
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expect(exp[0].getText()).to.deep.equal('a')
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})
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it('should read expression `a==b`', () => {
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const exp = new Tokenizer('a==b').readExpression()
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const [a, equals, b] = exp
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expect(a).to.be.instanceOf(PropertyAccessToken)
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expect(a.getText()).to.deep.equal('a')
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expect(equals).to.be.instanceOf(OperatorToken)
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expect(equals.getText()).to.equal('==')
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expect(b).to.be.instanceOf(PropertyAccessToken)
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expect(b.getText()).to.deep.equal('b')
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})
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it('should read expression `^`', () => {
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const exp = new Tokenizer('^').readExpression()
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expect([...exp]).to.deep.equal([])
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})
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it('should read expression `a == b`', () => {
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const exp = new Tokenizer('a == b').readExpression()
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const [a, equals, b] = exp
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expect(a).to.be.instanceOf(PropertyAccessToken)
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expect(a.getText()).to.deep.equal('a')
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expect(equals).to.be.instanceOf(OperatorToken)
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expect(equals.getText()).to.equal('==')
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expect(b).to.be.instanceOf(PropertyAccessToken)
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expect(b.getText()).to.deep.equal('b')
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})
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it('should read expression `(1..3) contains 3`', () => {
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const exp = new Tokenizer('(1..3) contains 3').readExpression()
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const [range, contains, rhs] = exp
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expect(range).to.be.instanceOf(RangeToken)
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expect(range.getText()).to.deep.equal('(1..3)')
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expect(contains).to.be.instanceOf(OperatorToken)
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expect(contains.getText()).to.equal('contains')
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expect(rhs).to.be.instanceOf(NumberToken)
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expect(rhs.getText()).to.deep.equal('3')
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})
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it('should read expression `a[b] == c`', () => {
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const exp = new Tokenizer('a[b] == c').readExpression()
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const [lhs, contains, rhs] = exp
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expect(lhs).to.be.instanceOf(PropertyAccessToken)
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expect(lhs.getText()).to.deep.equal('a[b]')
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expect(contains).to.be.instanceOf(OperatorToken)
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expect(contains.getText()).to.equal('==')
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expect(rhs).to.be.instanceOf(PropertyAccessToken)
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expect(rhs.getText()).to.deep.equal('c')
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})
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it('should read expression `c[a["b"]] >= c`', () => {
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const exp = new Tokenizer('c[a["b"]] >= c').readExpression()
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const [lhs, op, rhs] = exp
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expect(lhs).to.be.instanceOf(PropertyAccessToken)
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expect(lhs.getText()).to.deep.equal('c[a["b"]]')
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expect(op).to.be.instanceOf(OperatorToken)
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expect(op.getText()).to.equal('>=')
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expect(rhs).to.be.instanceOf(PropertyAccessToken)
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expect(rhs.getText()).to.deep.equal('c')
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})
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it('should read expression `"][" == var`', () => {
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const exp = new Tokenizer('"][" == var').readExpression()
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const [lhs, equals, rhs] = exp
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expect(lhs).to.be.instanceOf(QuotedToken)
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expect(lhs.getText()).to.deep.equal('"]["')
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expect(equals).to.be.instanceOf(OperatorToken)
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expect(equals.getText()).to.equal('==')
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expect(rhs).to.be.instanceOf(PropertyAccessToken)
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expect(rhs.getText()).to.deep.equal('var')
|
|
})
|
|
it('should read expression `"\\\'" == "\\""`', () => {
|
|
const exp = new Tokenizer('"\\\'" == "\\""').readExpression()
|
|
const [lhs, equals, rhs] = exp
|
|
|
|
expect(lhs).to.be.instanceOf(QuotedToken)
|
|
expect(lhs.getText()).to.deep.equal('"\\\'"')
|
|
|
|
expect(equals).to.be.instanceOf(OperatorToken)
|
|
expect(equals.getText()).to.equal('==')
|
|
|
|
expect(rhs).to.be.instanceOf(QuotedToken)
|
|
expect(rhs.getText()).to.deep.equal('"\\""')
|
|
})
|
|
})
|
|
})
|