forked from MapComplete/MapComplete
84 lines
2.4 KiB
TypeScript
84 lines
2.4 KiB
TypeScript
import { FeatureCollection, Point } from "geojson"
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import { describe, it } from "vitest"
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import StaticFeatureSource from "../../../src/Logic/FeatureSource/Sources/StaticFeatureSource"
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import {
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ClusterGrouping,
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ClusteringFeatureSource
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} from "../../../src/Logic/FeatureSource/TiledFeatureSource/ClusteringFeatureSource"
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import { UIEventSource } from "../../../src/Logic/UIEventSource"
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import { expect } from "chai"
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const points: FeatureCollection<Point> = {
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"type": "FeatureCollection",
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"features": [
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{
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"type": "Feature",
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"properties": {name: "a"},
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"geometry": {
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"coordinates": [
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9.759318139161195,
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55.56552169756637
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],
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"type": "Point"
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}
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},
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{
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"type": "Feature",
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"properties": {name: "b"},
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"geometry": {
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"coordinates": [
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9.759768615515327,
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55.56569930560951
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],
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"type": "Point"
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}
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},
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{
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"type": "Feature",
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"properties": {name: "c"},
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"geometry": {
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"coordinates": [
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9.75879327221594,
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55.56569229478089
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],
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"type": "Point"
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}
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},
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{
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"type": "Feature",
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"properties": {name: "d"},
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"geometry": {
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"coordinates": [
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9.759380131319915,
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55.56507066300628
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],
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"type": "Point"
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}
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}
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]
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}
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describe("ClusteringFeatureSource", () => {
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it("smallTest", () => {
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const source = new StaticFeatureSource(points.features)
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const zoom = new UIEventSource(19)
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// On zoomlevel 19, all points are in a different tile
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const clusteringSource = new ClusteringFeatureSource(source, zoom, "test", {
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cutoff: 2,
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dontClusterAboveZoom: 100
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})
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const allClusters = ClusterGrouping.singleton.features
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expect(allClusters.data.length).to.eq(0)
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expect(clusteringSource.features.data.length).to.eq(4)
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zoom.set(13)
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expect(allClusters.data.length).to.eq(1)
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expect(allClusters.data[0].properties["total_metric"]).to.eq("4")
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expect(clusteringSource.features.data.length).to.eq(0)
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})
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})
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