129 lines
4.2 KiB
JavaScript
129 lines
4.2 KiB
JavaScript
/* global describe, it */
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import chai from 'chai'
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import Util from '../src/Metamaps/Util'
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const { expect } = chai
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describe('Metamaps.Util.js', function() {
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describe('splitLine', function() {
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it('splits on words', function() {
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expect(Util.splitLine('test test test', 10))
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.to.equal('test test\ntest')
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})
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// TODO this test seems like it's incorrect behaviour
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it('splits mid-word if need be', function() {
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expect(Util.splitLine('test test', 2))
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.to.equal('te\nt\nte\nt')
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})
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it('splits words over 30 chars', function() {
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expect(Util.splitLine('suprainterpostantidisestablishmentarianism', 30))
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.to.equal('suprainterpostantidisestablish\nentarianism')
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})
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})
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describe('nowDateFormatted', function() {
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it.skip('TODO need `Date`')
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})
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describe('decodeEntities', function() {
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it.skip('TODO need `document`')
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})
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describe('getDistance', function() {
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it('(0,0) -> (0,0) = 0', function() {
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expect(Util.getDistance({ x: 0, y: 0 }, { x: 0, y: 0 }))
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.to.equal(0)
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})
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it('(-5,0) -> (5,0) = 10', function() {
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expect(Util.getDistance({ x: -5, y: 0 }, { x: 5, y: 0 }))
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.to.equal(10)
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})
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it('(0,0) -> (5,7) = 8.6023', function() {
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expect(Util.getDistance({ x: 0, y: 0 }, { x: 5, y: 7 }).toFixed(4))
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.to.equal('8.6023')
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})
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})
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describe('coordsToPixels', function() {
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it('returns 0,0 for null canvas', function() {
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expect(Util.coordsToPixels(null, {}).x).to.equal(0)
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expect(Util.coordsToPixels(null, {}).y).to.equal(0)
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})
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it.skip('TODO need initialized mGraph to test further')
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})
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describe('pixelsToCoords', function() {
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it('returns 0,0 for null canvas', function() {
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expect(Util.pixelsToCoords(null, {}).x).to.equal(0)
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expect(Util.pixelsToCoords(null, {}).y).to.equal(0)
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})
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it.skip('TODO need initialized mGraph to test further')
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})
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describe('getPastelColor', function() {
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it('1 => fefefe', function() {
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expect(Util.getPastelColor({ rseed: 1, gseed: 1, bseed: 1 }))
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.to.equal(Util.colorLuminance('#fefefe', -0.4))
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})
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it('0 => 7f7f7f', function() {
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expect(Util.getPastelColor({ rseed: 0, gseed: 0, bseed: 0 }))
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.to.equal(Util.colorLuminance('#7f7f7f', -0.4))
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})
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})
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describe('colorLuminance', function() {
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describe('-0.4 lum', function() {
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it('white => ?', function() {
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expect(Util.colorLuminance('#ffffff', -0.4)).to.equal('#999999')
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})
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it('black => ?', function() {
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expect(Util.colorLuminance('#000000', -0.4)).to.equal('#000000')
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})
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it('7f7f7f => ?', function() {
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expect(Util.colorLuminance('#7f7f7f', -0.4)).to.equal('#4c4c4c')
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})
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})
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describe('other lum values', function() {
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it('-1', function() {
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expect(Util.colorLuminance('#7f7f7f', -1)).to.equal('#000000')
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})
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it('-0.5', function() {
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expect(Util.colorLuminance('#7f7f7f', -0.5)).to.equal('#404040')
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})
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it('0', function() {
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expect(Util.colorLuminance('#7f7f7f', 0)).to.equal('#7f7f7f')
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})
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it('0.5', function() {
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expect(Util.colorLuminance('#7f7f7f', 0.5)).to.equal('#bfbfbf')
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})
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it('1', function() {
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expect(Util.colorLuminance('#7f7f7f', 1)).to.equal('#fefefe')
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})
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})
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})
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describe('openLink', function() {
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it.skip('TODO need `window`')
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})
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describe('mdToHTML', function() {
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it('filters xss', function() {
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const md = '<script>alert("xss");</script>'
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const html = '<!-- raw HTML omitted -->'
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expect(Util.mdToHTML(md).trim()).to.equal(html)
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})
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it('bold and italics', function() {
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const md = '**Bold** *Italics*'
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const html = '<p><strong>Bold</strong> <em>Italics</em></p>'
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expect(Util.mdToHTML(md).trim()).to.equal(html)
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})
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it('links and images', function() {
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const md = '[Link](https://metamaps.cc) '
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const html = '<p><a href="https://metamaps.cc">Link</a> <img src="https://example.org/image.png" alt="Image" /></p>'
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expect(Util.mdToHTML(md).trim()).to.equal(html)
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})
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})
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describe('logCanvasAttributes', function() {
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it.skip('TODO need a canvas')
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})
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describe('resizeCanvas', function() {
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it.skip('TODO need a canvas')
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})
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})
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