Create combine_ways.js

Author: Beakerboy

test/combine_ways.js

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+/**
+ * @jest-environment jsdom
+ */
+
+import {toBeDeepCloseTo} from 'jest-matcher-deep-close-to';
+expect.extend({toBeDeepCloseTo});
+
+import { TextEncoder } from 'node:util';
+global.TextEncoder = TextEncoder;
+
+import { Shape } from 'three';
+
+import { BuildingShapeUtils } from '../src/extras/BuildingShapeUtils.js';
+// import { JSDOM } from 'jsdom';
+
+test('Test combining 2 ways 1->2', () => {
+  var way1 = '<way id="1"><nd ref="1"/><nd ref="2"/><nd ref="3"/></way>';
+  var way2 = '<way id="2"><nd ref="3"/><nd ref="4"/><nd ref="1"/></way>';
+  var way3 = '<way id="1"><nd ref="1"/><nd ref="2"/><nd ref="3"/><nd ref="4"/><nd ref="1"/></way>';
+  let parser = new window.DOMParser();
+  let xml1 = parser.parseFromString(way1, 'text/xml').getElementsByTagName('way')[0];
+  let xml2 = parser.parseFromString(way2, 'text/xml').getElementsByTagName('way')[0];
+  let result = BuildingShapeUtils.combineWays([xml1, xml2]);
+  expect(result.length).toBe(1);
+  let expected = parser.parseFromString(way3, 'text/xml');
+  expect(result[0].outerHTML).toBe(way3);
+});
+
+test('Test combining 2 ways 2->1', () => {
+  var way2 = '<way id="1"><nd ref="1"/><nd ref="2"/><nd ref="3"/></way>';
+  var way1 = '<way id="2"><nd ref="3"/><nd ref="4"/><nd ref="1"/></way>';
+  var way3 = '<way id="2"><nd ref="3"/><nd ref="4"/><nd ref="1"/><nd ref="2"/><nd ref="3"/></way>';
+  let parser = new window.DOMParser();
+  let xml1 = parser.parseFromString(way1, 'text/xml').getElementsByTagName('way')[0];
+  let xml2 = parser.parseFromString(way2, 'text/xml').getElementsByTagName('way')[0];
+  let result = BuildingShapeUtils.combineWays([xml1, xml2]);
+  expect(result.length).toBe(1);
+  let expected = parser.parseFromString(way3, 'text/xml');
+  expect(result[0].outerHTML).toBe(way3);
+});
+
+test('Test combining 2 unaligned ways', () => {
+  var way1 = '<way id="1"><nd ref="1"/><nd ref="2"/><nd ref="3"/></way>';
+  var way2 = '<way id="2"><nd ref="1"/><nd ref="4"/><nd ref="3"/></way>';
+  var way3 = '<way id="1"><nd ref="1"/><nd ref="2"/><nd ref="3"/><nd ref="4"/><nd ref="1"/></way>';
+  let parser = new window.DOMParser();
+  let xml1 = parser.parseFromString(way1, 'text/xml').getElementsByTagName('way')[0];
+  let xml2 = parser.parseFromString(way2, 'text/xml').getElementsByTagName('way')[0];
+  let result = BuildingShapeUtils.combineWays([xml1, xml2]);
+  expect(result.length).toBe(1);
+  let expected = parser.parseFromString(way3, 'text/xml');
+  expect(result[0].outerHTML).toBe(way3);
+});