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test(copc): new
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@ftoromanoff
ftoromanoff committed Oct 3, 2024
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import assert from 'assert';
import { HttpsProxyAgent } from 'https-proxy-agent';
// import View from 'Core/View';
// import GlobeView from 'Core/Prefab/GlobeView';
// import Coordinates from 'Core/Geographic/Coordinates';
import CopcSource from 'Source/CopcSource';
// import EntwinePointTileSource from 'Source/EntwinePointTileSource';
// import EntwinePointTileLayer from 'Layer/EntwinePointTileLayer';
// import EntwinePointTileNode from 'Core/EntwinePointTileNode';
// import LASParser from 'Parser/LASParser';
// import sinon from 'sinon';
// import Fetcher from 'Provider/Fetcher';
// import Renderer from './bootstrap';

// import eptFile from '../data/entwine/ept.json';
// import eptHierarchyFile from '../data/entwine/ept-hierarchy/0-0-0-0.json';

// LASParser need to be mocked instead of calling it
// LASParser.enableLazPerf('./examples/libs/laz-perf');

const copcUrl = 'https://s3.amazonaws.com/hobu-lidar/autzen-classified.copc.laz';

// const url = 'https://github.com/connormanning/copc.js/raw/master/src/test/data';
// const copcUrl = `${url}/ellipsoid.copc.laz`;

// const eptSsAuthority = JSON.parse(eptFile);
// eptSsAuthority.srs = {
// wkt: 'PROJCS["WGS 84 / Pseudo-Mercator",GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]],PROJECTION["Mercator_1SP"],PARAMETER["central_meridian",0],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["X",EAST],AXIS["Y",NORTH],EXTENSION["PROJ4","+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs"],AUTHORITY["EPSG","3857"]]',
// };

// const resources = {
// [`${baseurl}`]: JSON.parse(eptFile),
// // 'withoutAutority/ept.json': eptSsAuthority,
// // [`${baseurl}/ept-hierarchy/0-0-0-0.json`]: JSON.parse(eptHierarchyFile),
// };

describe('COPC', function () {
let source;
// let copcData;
// const networkOptions = process.env.HTTPS_PROXY ? { agent: new HttpsProxyAgent(process.env.HTTPS_PROXY) } : {};
// it('fetch binaries', async function () {
// copcData = await Fetcher.arrayBuffer(copcUrl, networkOptions);
// }).timeout(25000);

// let stubFetcherJson;
// let stubFetcherArrayBuf;

// before(function () {
// // stubFetcherJson = sinon.stub(Fetcher, 'json')
// // .callsFake(url => Promise.resolve(resources[url]));
// stubFetcherArrayBuf = sinon.stub(Fetcher, 'arrayBuffer')
// .callsFake(() => Promise.resolve(new ArrayBuffer()));
// // currently no test on data fetched...

// LASParser.enableLazPerf('./examples/libs/laz-perf');
// });

// after(async function () {
// stubFetcherJson.restore();
// stubFetcherArrayBuf.restore();
// await LASParser.terminate();
// });

describe('Copc Source', function () {
describe('retrieving crs from wkt information', function () {
// it('skip', function () {
// if (!copcData) { this.skip(); }
// });
it('wkt.srs.type is COMPD_CS', function (done) {
const networkOptions = process.env.HTTPS_PROXY ? { agent: new HttpsProxyAgent(process.env.HTTPS_PROXY) } : {};
source = new CopcSource({
url: copcUrl,
networkOptions,
});
source.whenReady
.then((headers) => {
assert.ok(headers.header.pointCount);
assert.ok(headers.info.spacing);
assert.ok(Array.isArray(headers.eb));
assert.equal(source.crs, 'EPSG:2992');
done();
}).catch(done);
}).timeout(5000);
// it('With srs authority', (done) => {
// source = new CopcSource({
// url: 'https://raw.githubusercontent.com/iTowns/iTowns2-sample-data/master/pointclouds/entwine',
// });
// source.whenReady
// .then(() => {
// assert.equal(source.crs, 'EPSG:3857');
// done();
// }).catch(done);
// });
});
});

// describe('Layer', function () {
// let renderer;
// let placement;
// let view;
// let layer;
// let context;

// before(function (done) {
// renderer = new Renderer();
// placement = { coord: new Coordinates('EPSG:4326', 0, 0), range: 250 };
// view = new GlobeView(renderer.domElement, placement, { renderer });
// layer = new EntwinePointTileLayer('test', { source }, view);

// context = {
// camera: view.camera,
// engine: view.mainLoop.gfxEngine,
// scheduler: view.mainLoop.scheduler,
// geometryLayer: layer,
// view,
// };

// View.prototype.addLayer.call(view, layer)
// .then(() => {
// done();
// }).catch(done);
// });

// it('pre updates and finds the root', () => {
// const element = layer.preUpdate(context, new Set([layer]));
// assert.strictEqual(element.length, 1);
// assert.deepStrictEqual(element[0], layer.root);
// });

// it('tries to update on the root and fails', function () {
// layer.update(context, layer, layer.root);
// assert.strictEqual(layer.root.promise, undefined);
// });

// it('tries to update on the root and succeeds', function (done) {
// view.controls.lookAtCoordinate({
// coord: source.center,
// range: 250,
// }, false)
// .then(() => {
// layer.update(context, layer, layer.root);
// layer.root.promise
// .then(() => {
// done();
// });
// }).catch(done);
// });

// it('post updates', function () {
// layer.postUpdate(context, layer);
// });
// });

// describe('Node', function () {
// let root;
// before(function () {
// const layer = { source: { url: 'http://server.geo', extension: 'laz' } };
// root = new EntwinePointTileNode(0, 0, 0, 0, layer, 4000);
// root.bbox.setFromArray([1000, 1000, 1000, 0, 0, 0]);

// root.add(new EntwinePointTileNode(1, 0, 0, 0, layer, 3000));
// root.add(new EntwinePointTileNode(1, 0, 0, 1, layer, 3000));
// root.add(new EntwinePointTileNode(1, 0, 1, 1, layer, 3000));

// root.children[0].add(new EntwinePointTileNode(2, 0, 0, 0, layer, 2000));
// root.children[0].add(new EntwinePointTileNode(2, 0, 1, 0, layer, 2000));
// root.children[1].add(new EntwinePointTileNode(2, 0, 1, 3, layer, 2000));
// root.children[2].add(new EntwinePointTileNode(2, 0, 2, 2, layer, 2000));
// root.children[2].add(new EntwinePointTileNode(2, 0, 3, 3, layer, 2000));

// root.children[0].children[0].add(new EntwinePointTileNode(3, 0, 0, 0, layer, 1000));
// root.children[0].children[0].add(new EntwinePointTileNode(3, 0, 1, 0, layer, 1000));
// root.children[1].children[0].add(new EntwinePointTileNode(3, 0, 2, 7, layer, 1000));
// root.children[2].children[0].add(new EntwinePointTileNode(3, 0, 5, 4, layer, 1000));
// root.children[2].children[1].add(new EntwinePointTileNode(3, 1, 6, 7, layer));
// });

// it('finds the common ancestor of two nodes', () => {
// let ancestor = root.children[2].children[1].children[0].findCommonAncestor(root.children[2].children[0].children[0]);
// assert.deepStrictEqual(ancestor, root.children[2]);

// ancestor = root.children[0].children[0].children[0].findCommonAncestor(root.children[0].children[0].children[1]);
// assert.deepStrictEqual(ancestor, root.children[0].children[0]);

// ancestor = root.children[0].children[1].findCommonAncestor(root.children[2].children[1].children[0]);
// assert.deepStrictEqual(ancestor, root);

// ancestor = root.children[1].findCommonAncestor(root.children[1].children[0].children[0]);
// assert.deepStrictEqual(ancestor, root.children[1]);

// ancestor = root.children[2].children[0].findCommonAncestor(root.children[2]);
// assert.deepStrictEqual(ancestor, root.children[2]);
// });
// });
});

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