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

69 lines
1.7 KiB
JavaScript

/*eslint-env node, mocha */
/*global expect */
/*eslint no-console: 0*/
'use strict';
import chai from 'chai'
import {plaintextDiff, diffToString} from '../src/common/util/dubdiff'
let diff = (a,b) => diffToString(plaintextDiff(a,b))
const expect = chai.expect
describe('dubdiff', () => {
beforeEach(() => {
});
it('diffs single words', ()=>{
expect(diff(
'This is a smlb sentence.',
'This is a simple sentence.'
)).to.equal('This is a [-smlb -]{+simple +}sentence.')
})
it('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('diffs with word deletion', ()=>{
expect(diff(
'Gonna delete a word.',
'Gonna delete word.'
)).to.equal('Gonna delete [-a -]word.')
})
it('diffs with word insertion', ()=>{
expect(diff(
'Gonna add word.',
'Gonna add a word.'
)).to.equal('Gonna add {+a +}word.')
})
it('diffs accross newline without weird spaces', () => {
expect(diff(
'This is a flawed\ncomment',
'This is a corrected\nitem'
)).to.equal('This is a [-flawed-]{+corrected+}\n[-comment-]{+item+}')
})
it('doesn\'t add spaces after newline', () => {
expect(diff(
'\nhere',
'\nhere'
)).to.equal('\nhere')
})
it('doesn\'t add spaces before newline', () => {
expect(diff(
'there\n',
'there\n'
)).to.equal('there\n')
})
it('treats punctuation separately', () => {
expect(diff(
'Hello world.',
'Hello, world.'
)).to.equal('Hello{+, +}world.')
})
})