dubdiff/test/dubdiffMarkdown.js
2016-12-14 01:30:09 -05:00

74 lines
2.1 KiB
JavaScript

/*eslint-env node, mocha */
/*global expect */
/*eslint no-console: 0*/
'use strict';
import chai from 'chai'
import {markdownDiff, diffToString} from '../src/common/util/dubdiff'
let diff = (a,b) => diffToString(markdownDiff(a,b))
const expect = chai.expect
describe('dubdiff', () => {
let db;
beforeEach(() => {
});
it('plaintext diffs consecutive words', ()=>{
expect(diff(
'This is a smlb sentnce with no errors.',
'This is a simple sentence with no errors.'
)).to.equal('This is a [-smlb sentnce -]{+simple sentence +}with no errors.')
})
it('plaintext diffs with word deletion', ()=>{
expect(diff(
'Gonna delete a word.',
'Gonna delete word.'
)).to.equal('Gonna delete [-a -]word.')
})
it('plaintext diffs with word insertion', ()=>{
expect(diff(
'Gonna delete word.',
'Gonna delete a word.'
)).to.equal('Gonna delete {+a +}word.')
})
it('reorganizes insertions after multiline deletions', ()=>{
expect(diff(
`# Title
other`,
`# Subtitle`
)).to.equal('# [-Title-]{+Subtitle+}[-\nother-]')
})
it('pulls prefixes out of ins or del blocks after newline', () => {
expect(diff(
'# Title\n > hello',
'# Title\n - goodbye'
)).to.equal('# Title\n > [-hello-]\n - {+goodbye+}')
})
it('respects bold and italic boundaries', () => {
expect(diff(
'This *word* **isn\'t** changed.',
'This *other one* **is** changed.'
)).to.equal('This *[-word-]{+other one+}* **[-isn\'t-]{+is+}** changed.')
})
it('respects link boundaries in link text', () => {
expect(diff(
'This [link](https://somewhere.com) is the same.',
'This [target](https://somewhere.com) changed.'
)).to.equal('This [[-link-]{+target+}](https://somewhere.com) [-is the same-]{+changed+}.')
})
it('respects link boundaries in link target', () => {
expect(diff(
'This [link](https://somewhere.com) is the same.',
'This [link](https://somewhere.org) changed.'
)).to.equal('This [link](https://somewhere.[-com-]{+org+}) [-is the same-]{+changed+}.')
})
})