116 lines
3.0 KiB
JavaScript
116 lines
3.0 KiB
JavaScript
import fs from 'fs'
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import { join } from 'path'
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import expect from 'expect'
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import { parseString, denormalise } from '../../src'
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describe('Denormalise', () => {
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it('top-level entities', () => {
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const contents = fs.readFileSync(
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join(__dirname, '../resources/lines.dxf'),
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'utf-8',
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)
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const parsed = parseString(contents)
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const entities = denormalise(parsed)
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expect(entities.length).toEqual(11)
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})
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it('entities from inserted blocks', () => {
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const contents = fs.readFileSync(
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join(__dirname, '../resources/blocks1.dxf'),
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'utf-8',
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)
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const parsed = parseString(contents)
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const entities = denormalise(parsed)
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expect(entities.length).toEqual(10)
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})
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it('for blocks that contain inserts', () => {
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const contents = fs.readFileSync(
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join(__dirname, '../resources/blocks2.dxf'),
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'utf-8',
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)
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const parsed = parseString(contents)
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const entities = denormalise(parsed)
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expect(entities.length).toEqual(14)
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expect(entities[3].transforms).toEqual([
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{ x: 0, y: 0, scaleX: 2, scaleY: 2, scaleZ: 0, rotation: 0 },
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{ x: 175, y: 25, scaleX: 0.5, scaleY: 0.5, scaleZ: 0, rotation: 0 },
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])
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})
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it('inserts with rectangular array of blocks', () => {
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const contents = fs.readFileSync(
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join(__dirname, '../resources/arrayed-holes.dxf'),
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'utf-8',
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)
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const parsed = parseString(contents)
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const entities = denormalise(parsed)
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// An insert of a circle should be repeated 14 times
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expect(entities.filter((e) => e.type === 'CIRCLE').length).toEqual(14)
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})
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it('rectangular blocks rotate correctly', () => {
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const contents = fs.readFileSync(
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join(__dirname, '../resources/array-rotated.dxf'),
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'utf-8',
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)
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const parsed = parseString(contents)
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const entities = denormalise(parsed)
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// There should be six circles in a 3x2 rotated grid
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expect(entities.length).toEqual(6)
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// If they are arrayed correctly, their transforms should be these:
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expect(entities[0].transforms[0]).toEqual({
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x: 5,
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y: 6,
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scaleX: 1.5,
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scaleY: -1.5,
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scaleZ: 0,
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rotation: 120,
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})
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expect(entities[1].transforms[0]).toEqual({
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x: 4.75,
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y: 6.43301270189222,
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scaleX: 1.5,
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scaleY: -1.5,
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scaleZ: 0,
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rotation: 120,
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})
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expect(entities[2].transforms[0]).toEqual({
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x: 5.866025403784438,
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y: 6.5,
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scaleX: 1.5,
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scaleY: -1.5,
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scaleZ: 0,
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rotation: 120,
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})
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expect(entities[3].transforms[0]).toEqual({
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x: 5.616025403784438,
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y: 6.93301270189222,
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scaleX: 1.5,
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scaleY: -1.5,
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scaleZ: 0,
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rotation: 120,
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})
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expect(entities[4].transforms[0]).toEqual({
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x: 6.732050807568878,
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y: 7,
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scaleX: 1.5,
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scaleY: -1.5,
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scaleZ: 0,
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rotation: 120,
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})
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expect(entities[5].transforms[0]).toEqual({
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x: 6.482050807568878,
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y: 7.43301270189222,
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scaleX: 1.5,
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scaleY: -1.5,
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scaleZ: 0,
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rotation: 120,
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})
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})
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})
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