forked from MapComplete/MapComplete
178 lines
7.5 KiB
TypeScript
178 lines
7.5 KiB
TypeScript
import { describe } from "mocha"
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import { expect } from "chai"
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import * as turf from "@turf/turf"
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import { GeoOperations } from "../../Logic/GeoOperations"
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import { Feature, LineString, Polygon } from "geojson"
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describe("GeoOperations", () => {
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describe("calculateOverlap", () => {
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it("should not give too much overlap (regression test)", () => {
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const polyGrb = {
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type: "Feature",
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properties: {
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osm_id: "25189153",
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size_grb_building: "217.14",
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"addr:housenumber": "173",
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"addr:street": "Kortrijksestraat",
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building: "house",
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"source:geometry:entity": "Gbg",
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"source:geometry:date": "2015/02/27",
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"source:geometry:oidn": "1729460",
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"source:geometry:uidn": "8713648",
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H_DTM_MIN: "17.28",
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H_DTM_GEM: "17.59",
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H_DSM_MAX: "29.04",
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H_DSM_P99: "28.63",
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HN_MAX: "11.45",
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HN_P99: "11.04",
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detection_method: "from existing OSM building source: house ,hits (3)",
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auto_building: "house",
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size_shared: "210.68",
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size_source_building: "212.63",
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id: "https://betadata.grbosm.site/grb?bbox=360935.6475626023,6592540.815539878,361088.52161917265,6592693.689596449/37",
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_lat: "50.83736194999996",
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_lon: "3.2432137000000116",
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_layer: "GRB",
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_length: "48.51529464293261",
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"_length:km": "0.0",
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"_now:date": "2021-12-05",
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"_now:datetime": "2021-12-05 21:51:40",
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"_loaded:date": "2021-12-05",
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"_loaded:datetime": "2021-12-05 21:51:40",
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},
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geometry: {
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type: "Polygon",
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coordinates: [
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[
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[3.2431059999999974, 50.83730270000021],
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[3.243174299999987, 50.83728850000007],
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[3.2432116000000173, 50.83736910000003],
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[3.2433214000000254, 50.83740350000011],
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[3.24329779999996, 50.837435399999855],
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[3.2431881000000504, 50.83740090000025],
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[3.243152699999997, 50.83738980000017],
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[3.2431059999999974, 50.83730270000021],
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],
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],
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},
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id: "https://betadata.grbosm.site/grb?bbox=360935.6475626023,6592540.815539878,361088.52161917265,6592693.689596449/37",
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_lon: 3.2432137000000116,
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_lat: 50.83736194999996,
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bbox: {
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maxLat: 50.837435399999855,
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maxLon: 3.2433214000000254,
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minLat: 50.83728850000007,
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minLon: 3.2431059999999974,
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},
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}
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const polyHouse = {
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type: "Feature",
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id: "way/594963177",
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properties: {
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timestamp: "2021-12-05T04:04:55Z",
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version: 3,
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changeset: 114571409,
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user: "Pieter Vander Vennet",
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uid: 3818858,
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"addr:housenumber": "171",
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"addr:street": "Kortrijksestraat",
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building: "house",
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"source:geometry:date": "2018-10-22",
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"source:geometry:ref": "Gbg/5096537",
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"_last_edit:contributor": "Pieter Vander Vennet",
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"_last_edit:contributor:uid": 3818858,
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"_last_edit:changeset": 114571409,
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"_last_edit:timestamp": "2021-12-05T04:04:55Z",
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_version_number: 3,
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id: "way/594963177",
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_backend: "https://www.openstreetmap.org",
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_lat: "50.83736395",
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_lon: "3.2430937",
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_layer: "OSM-buildings",
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_length: "43.561938680928506",
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"_length:km": "0.0",
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"_now:date": "2021-12-05",
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"_now:datetime": "2021-12-05 21:51:40",
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"_loaded:date": "2021-12-05",
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"_loaded:datetime": "2021-12-05 21:51:39",
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_surface: "93.32785810484549",
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"_surface:ha": "0",
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},
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geometry: {
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type: "Polygon",
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coordinates: [
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[
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[3.2429993, 50.8373243],
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[3.243106, 50.8373027],
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[3.2431527, 50.8373898],
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[3.2431881, 50.8374009],
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[3.2431691, 50.8374252],
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[3.2430936, 50.837401],
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[3.243046, 50.8374112],
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[3.2429993, 50.8373243],
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],
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],
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},
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_lon: 3.2430937,
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_lat: 50.83736395,
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bbox: {
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maxLat: 50.8374252,
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maxLon: 3.2431881,
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minLat: 50.8373027,
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minLon: 3.2429993,
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},
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}
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const p0 = turf.polygon(polyGrb.geometry.coordinates)
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expect(p0).not.null
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const p1 = turf.polygon(polyHouse.geometry.coordinates)
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expect(p1).not.null
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const overlaps = GeoOperations.calculateOverlap(polyGrb, [polyHouse])
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expect(overlaps).empty
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const overlapsRev = GeoOperations.calculateOverlap(polyHouse, [polyGrb])
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expect(overlapsRev).empty
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})
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})
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describe("clipWith", () => {
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it("clipWith should clip linestrings", () => {
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const bbox: Feature<Polygon> = {
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type: "Feature",
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properties: {},
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geometry: {
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coordinates: [
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[
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[3.218560377159008, 51.21600586532159],
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[3.218560377159008, 51.21499687768525],
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[3.2207456783268356, 51.21499687768525],
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[3.2207456783268356, 51.21600586532159],
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[3.218560377159008, 51.21600586532159],
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],
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],
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type: "Polygon",
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},
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}
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const line: Feature<LineString> = {
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type: "Feature",
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properties: {},
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geometry: {
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coordinates: [
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[3.218405371672816, 51.21499091846559],
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[3.2208408127450525, 51.21560173433727],
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],
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type: "LineString",
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},
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}
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const result = GeoOperations.clipWith(line, bbox)
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expect(result.length).to.equal(1)
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expect(result[0].geometry.type).to.eq("LineString")
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const clippedLine = (<Feature<LineString>>result[0]).geometry.coordinates
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const expCoordinates = [
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[3.2185604, 51.215029800031594],
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[3.2207457, 51.21557787977764],
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]
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expect(clippedLine).to.deep.equal(expCoordinates)
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})
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})
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})
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