127 lines
4.1 KiB
JavaScript
127 lines
4.1 KiB
JavaScript
import chai from 'chai'
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import { Design } from '../src/index.mjs'
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const expect = chai.expect
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const measurements = { head: 400 }
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const toAbs = (val, { measurements }) => measurements.head * val
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describe('Snapped options', () => {
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it('Should snap a percentage option to equal steps', () => {
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let abs
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const part = {
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name: 'test',
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measurements: ['head'],
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options: {
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test: { pct: 30, min: 0, max: 100, snap: 12, toAbs },
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},
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draft: ({ part, absoluteOptions }) => {
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abs = absoluteOptions
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return part
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},
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}
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const design = new Design({ parts: [part] })
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new design({ options: { test: 0.13 }, measurements, idPrefix: 'A' }).draft()
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expect(abs.test).to.equal(60)
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new design({ options: { test: 0.27 }, measurements, idPrefix: 'B' }).draft()
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expect(abs.test).to.equal(108)
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new design({ options: { test: 0.71 }, measurements, idPrefix: 'C' }).draft()
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expect(abs.test).to.equal(288)
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})
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it('Should snap a percentage options to the Fibonacci sequence', () => {
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const part = {
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name: 'test',
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measurements: ['head'],
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options: {
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test: {
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pct: 30,
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min: 0,
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max: 100,
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toAbs,
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snap: [1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144],
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},
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},
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draft: ({ part }) => part,
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}
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const design = new Design({ parts: [part] })
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const patternA = new design({ options: { test: 0.13 }, measurements }).draft()
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const patternB = new design({ options: { test: 0.27 }, measurements }).draft()
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const patternC = new design({ options: { test: 0.97 }, measurements }).draft()
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expect(patternA.settings[0].absoluteOptions.test).to.equal(55)
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expect(patternB.settings[0].absoluteOptions.test).to.equal(89)
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expect(patternC.settings[0].absoluteOptions.test).to.equal(388)
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})
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it('Should snap a percentage options to imperial snaps', () => {
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const part = {
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name: 'test',
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options: {
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test: {
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pct: 30,
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min: 0,
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max: 100,
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toAbs,
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snap: {
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metric: [25, 50, 75, 100],
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imperial: [25.4, 50.8, 76.2, 101.6],
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},
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},
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},
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draft: ({ part }) => part,
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}
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const design = new Design({ parts: [part] })
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const patternA = new design({ options: { test: 0.13 }, measurements, units: 'metric' }).draft()
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const patternB = new design({ options: { test: 0.27 }, measurements, units: 'metric' }).draft()
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const patternC = new design({ options: { test: 0.97 }, measurements, units: 'metric' }).draft()
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const patternD = new design({ options: { test: 0.01 }, measurements, units: 'metric' }).draft()
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expect(patternA.settings[0].absoluteOptions.test).to.equal(50)
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expect(patternB.settings[0].absoluteOptions.test).to.equal(100)
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expect(patternC.settings[0].absoluteOptions.test).to.equal(388)
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expect(patternD.settings[0].absoluteOptions.test).to.equal(4)
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})
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it('Should snap a percentage options to metrics snaps', () => {
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const part = {
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name: 'test',
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options: {
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test: {
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pct: 30,
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min: 0,
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max: 100,
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toAbs,
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snap: {
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metric: [25, 50, 75, 100],
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imperial: [25.4, 50.8, 76.2, 101.6],
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},
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},
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},
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draft: ({ part }) => part,
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}
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const design = new Design({ parts: [part] })
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const patternA = new design({
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options: { test: 0.13 },
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measurements,
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units: 'imperial',
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}).draft()
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const patternB = new design({
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options: { test: 0.27 },
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measurements,
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units: 'imperial',
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}).draft()
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const patternC = new design({
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options: { test: 0.97 },
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measurements,
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units: 'imperial',
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}).draft()
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const patternD = new design({
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options: { test: 0.01 },
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measurements,
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units: 'imperial',
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}).draft()
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expect(patternA.settings[0].absoluteOptions.test).to.equal(50.8)
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expect(patternB.settings[0].absoluteOptions.test).to.equal(101.6)
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expect(patternC.settings[0].absoluteOptions.test).to.equal(388)
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expect(patternD.settings[0].absoluteOptions.test).to.equal(4)
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})
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})
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