155 lines
7.1 KiB
JavaScript
155 lines
7.1 KiB
JavaScript
#!/usr/bin/env node
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"use strict";
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const assert = require("assert");
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const fs = require("fs");
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const os = require("os");
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const path = require("path");
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const { cesiumPreviewHtml } = require("./lib/area-preview");
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const { makeVehicleGltf } = require("./lib/vehicle-model");
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const { VEHICLE_IDS, REVERSED_MODEL_IDS, writePreviewVehicleLibrary } = require("./lib/vehicle-library");
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const { allowedTurns, buildVehicleRoute, classifyConnection } = require("./lib/vehicle-route");
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const { buildTrafficSignals } = require("./lib/traffic-signals");
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const tempDir = fs.mkdtempSync(path.join(os.tmpdir(), "preview-assets-"));
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const osmPath = path.join(tempDir, "fixture.osm");
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fs.writeFileSync(osmPath, `<?xml version="1.0"?>
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<osm version="0.6">
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<bounds minlon="120" minlat="30" maxlon="120.01" maxlat="30.01"/>
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<node id="1" lon="120.001" lat="30.001"/>
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<node id="2" lon="120.003" lat="30.001"/>
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<node id="3" lon="120.005" lat="30.002"/>
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<node id="4" lon="120.007" lat="30.002"/>
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<node id="5" lon="120.009" lat="30.002"/>
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<way id="west-road">
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<nd ref="1"/><nd ref="2"/>
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<tag k="highway" v="primary"/><tag k="turn:lanes:forward" v="left|through"/>
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</way>
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<way id="turn-road">
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<nd ref="2"/><nd ref="3"/>
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<tag k="highway" v="residential"/><tag k="turn:lanes:forward" v="through|left"/>
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</way>
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<way id="east-road">
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<nd ref="3"/><nd ref="4"/><tag k="highway" v="residential"/>
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</way>
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<way id="oneway-spur">
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<nd ref="4"/><nd ref="5"/><tag k="highway" v="residential"/><tag k="oneway" v="yes"/>
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</way>
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<way id="footpath">
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<nd ref="1"/><nd ref="5"/><tag k="highway" v="footway"/>
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</way>
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</osm>
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`);
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const route = buildVehicleRoute(osmPath);
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assert.equal(route.source, osmPath);
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assert.deepEqual(route.bounds, {
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minLon: 120,
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minLat: 30,
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maxLon: 120.01,
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maxLat: 30.01,
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});
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assert.equal(route.speedMetersPerSecond, 8);
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assert.equal(route.loop, true);
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assert.equal(route.segments, route.routes, "legacy segments remains an alias for the new route list");
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assert.ok(route.routes.length >= 1 && route.routes.length <= 5);
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assert.ok(route.routes.every((segment) => segment.edgeIds.length >= 6));
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assert.ok(route.routes.every((segment) => segment.maneuvers.includes("u_turn")));
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assert.ok(route.routes.every((segment) => segment.maneuvers.some((value) => ["left", "right", "through"].includes(value))));
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assert.ok(route.routes.every((segment) => JSON.stringify(segment.coordinates[0]) === JSON.stringify(segment.coordinates.at(-1))));
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assert.ok(route.routes.every((segment) => !segment.edgeIds.includes("oneway-spur:backward")));
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assert.notDeepEqual(route.routes[0].coordinates, route.routes[0].centerlineCoordinates);
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assert.deepEqual(
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[...allowedTurns({ "turn:lanes:forward": "left|through;right" }, "forward")].sort(),
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["left", "right", "through"],
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);
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const incoming = { wayId: "in", coordinates: [[120, 30], [120.001, 30]] };
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assert.equal(classifyConnection(incoming, { wayId: "left", coordinates: [[120.001, 30], [120.001, 30.001]] }), "left");
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assert.equal(classifyConnection(incoming, { wayId: "right", coordinates: [[120.001, 30], [120.001, 29.999]] }), "right");
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assert.equal(classifyConnection(incoming, { wayId: "through", coordinates: [[120.001, 30], [120.002, 30]] }), "through");
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const vehicle = makeVehicleGltf();
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assert.equal(vehicle.asset.version, "2.0");
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assert.equal(vehicle.asset.generator, "osm-asset-pipeline vehicle preview");
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assert.equal(vehicle.scene, 0);
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assert.equal(vehicle.meshes.length, vehicle.nodes.length);
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assert.equal(vehicle.scenes[0].nodes.length, vehicle.nodes.length);
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assert.deepEqual(
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vehicle.materials.map((material) => material.name),
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["paint red", "dark roof", "glass", "tire", "wheel hub", "headlight", "tail light"],
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);
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assert.ok(vehicle.meshes.some((mesh) => mesh.name === "body"));
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assert.ok(vehicle.meshes.some((mesh) => mesh.name === "wheel_-1.55_-1.02"));
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assert.match(vehicle.buffers[0].uri, /^data:application\/octet-stream;base64,/);
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assert.equal(
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Buffer.from(vehicle.buffers[0].uri.split(",")[1], "base64").length,
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vehicle.buffers[0].byteLength,
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);
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const vehicleLibraryRoot = path.join(__dirname, "..", "assets", "models", "custom", "lowpoly_cars");
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if (fs.existsSync(vehicleLibraryRoot)) {
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const libraryDir = path.join(tempDir, "vehicle-library");
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const models = writePreviewVehicleLibrary(libraryDir, "fixture");
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assert.deepEqual(models, VEHICLE_IDS.map((id) => `fixture-vehicle-${id}.gltf`));
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assert.equal(models.length, 6);
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assert.ok(fs.existsSync(path.join(libraryDir, "fixture-vehicle-texture.jpg")));
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for (const model of models) {
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const gltf = JSON.parse(fs.readFileSync(path.join(libraryDir, model), "utf8"));
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assert.deepEqual(gltf.images.map((image) => image.uri), ["fixture-vehicle-texture.jpg"]);
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assert.equal(gltf.buffers[0].uri, model.replace(/\.gltf$/, ".bin"));
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assert.deepEqual(gltf.materials[0].pbrMetallicRoughness.baseColorFactor, [2.1, 2.1, 2.1, 1]);
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assert.deepEqual(gltf.materials[0].emissiveFactor, [0.25, 0.25, 0.25]);
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assert.equal(gltf.materials[0].emissiveTexture.index, gltf.materials[0].pbrMetallicRoughness.baseColorTexture.index);
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const reversed = model.includes("truck_a03_001");
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assert.equal(reversed, REVERSED_MODEL_IDS.has(model.match(/vehicle-(.+)\.gltf$/)[1]));
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assert.equal(gltf.nodes.every((node) => JSON.stringify(node.rotation || []) === JSON.stringify([0, 1, 0, 0])), reversed);
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}
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}
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const html = cesiumPreviewHtml(
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"scene<&>.glb",
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"scene.json",
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"route.json",
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"vehicle.gltf",
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"north<&>\u2028valley",
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["car-a.gltf", "truck-a.gltf"],
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"traffic-signals.json",
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);
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assert.match(html, /<title>north<&>\u2028valley Cesium Preview<\/title>/);
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assert.match(html, /Loading scene<&>\.glb/);
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assert.match(html, /"areaId":"north\\u003c\\u0026\\u003e\\u2028valley"/);
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assert.match(html, /"glbName":"scene\\u003c\\u0026\\u003e\.glb"/);
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assert.match(html, /"vehicleModelNames":\["car-a\.gltf","truck-a\.gltf"\]/);
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assert.match(html, /"trafficSignalsName":"traffic-signals\.json"/);
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assert.match(html, /id="toggleSignals"/);
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assert.match(html, /id="viewMode"/);
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assert.match(html, /data-view-mode="inspect"/);
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assert.match(html, /id="semanticToggles" class="control-subgroup hidden"/);
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const signals = buildTrafficSignals(
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{ type: "FeatureCollection", features: [
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rectangle(120.0000, 30.0000, 0.00003, 0.000006),
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rectangle(120.0002, 30.0000, 0.00003, 0.000006),
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] },
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{ type: "FeatureCollection", features: [
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{ type: "Feature", geometry: { type: "Polygon", coordinates: [[
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[119.9998, 29.9998], [120.0004, 29.9998], [120.0004, 30.0003], [119.9998, 30.0003], [119.9998, 29.9998],
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]] } },
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] },
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);
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assert.equal(signals.version, 1);
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assert.equal(signals.signals.length, 2);
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assert.deepEqual(signals.signals.map((signal) => signal.phaseGroup), [0, 1]);
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assert.ok(signals.signals.every((signal) => Number.isFinite(signal.headingDegrees)));
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fs.rmSync(tempDir, { recursive: true, force: true });
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console.log("Preview asset tests passed.");
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function rectangle(lon, lat, halfWidth, halfHeight) {
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return { type: "Feature", geometry: { type: "Polygon", coordinates: [[
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[lon - halfWidth, lat - halfHeight], [lon + halfWidth, lat - halfHeight],
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[lon + halfWidth, lat + halfHeight], [lon - halfWidth, lat + halfHeight], [lon - halfWidth, lat - halfHeight],
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]] } };
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}
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