test.ts

import { bboxToMeters, googleToBBox, googleToTile } from "global-mercator";
import test from "tape";
import slippyTile from "./";
import { Tile } from "./";

const x = 10;
const y = 15;
const z = 8;
const TILE: Tile = [x, y, z];
const inverseY = googleToTile(TILE)[1];
const bbox = googleToBBox(TILE);
const bboxMeters = bboxToMeters(googleToBBox(TILE));
const proj = "EPSG:3857";
const width = 256;
const height = 256;
const style = "default";
const tileMatrixSet = "GoogleMapsCompatible";

test("slippy-tile", (t) => {
  t.equal(slippyTile(TILE,
    "https://example.org/{z}/{x}/{y}.png"),
    `https://example.org/${z}/${x}/${y}.png`,
    "simple",
  );
  t.equal(slippyTile(TILE,
    "https://example.org/{z}/{x}/{-y}.png"),
    `https://example.org/${z}/${x}/${inverseY}.png`,
    "leaflet {-y}",
  );
  t.equal(slippyTile(TILE,
    "https://example.org/tiles/256/{level}/{col}/{row}"),
    `https://example.org/tiles/256/${z}/${x}/${y}`,
    "arcgis",
  );

  t.equal(slippyTile(TILE,
    "https://services.arcgisonline.com/arcgis/rest/services/World_Imagery/MapServer/WMTS/tile/1.0.0/World_Imagery/{Style}/{TileMatrixSet}/{TileMatrix}/{TileRow}/{TileCol}.jpg"),
    `https://services.arcgisonline.com/arcgis/rest/services/World_Imagery/MapServer/WMTS/tile/1.0.0/World_Imagery/${style}/${tileMatrixSet}/${z}/${y}/${x}.jpg`,
    "wmts",
  );
  t.equal(slippyTile(TILE,
    "http://irs.gis-lab.info/?layers=landsat&SRS={proj}&WIDTH={Width}&HEIGHT={height}&BBOX={bbox}"),
    `http://irs.gis-lab.info/?layers=landsat&SRS=${proj}&WIDTH=${width}&HEIGHT=${height}&BBOX=${bboxMeters}`,
    "wms",
  );

  t.equal(slippyTile(TILE,
    "http://irs.gis-lab.info/?layers=landsat&SRS=EPSG:4326&WIDTH={Width}&HEIGHT={height}&BBOX={bbox}"),
    `http://irs.gis-lab.info/?layers=landsat&SRS=EPSG:4326&WIDTH=${width}&HEIGHT=${height}&BBOX=${bbox}`,
    "wms - WGS84",
  );
  t.equal(slippyTile(TILE,
    "https://ecn.t2.tiles.virtualearth.net/tiles/a{quadkey}.jpeg"),
    "https://ecn.t2.tiles.virtualearth.net/tiles/a00003232.jpeg",
    "quadkey",
  );
  const options = {
    format: "image/png",
    layer: "FooLayer",
    version: "1.3.0",
  };
  t.equal(slippyTile(TILE,
    "http://hostname/?service=WMS&request=GetMap&version={Version}&layers={Layer}&transparent=false&format={format}&height={height}&width={width}&srs={srs}&bbox={bbox}", options),
    "http://hostname/?service=WMS&request=GetMap&version=1.3.0&layers=FooLayer&transparent=false&format=image/png&height=256&width=256&srs=EPSG:3857&bbox=-18472078,17532819.8,-18315535,17689362.6",
    "ogc.wms",
  );
  t.equal(slippyTile([0, 0, 0],
    "https://services.arcgisonline.com/arcgis/rest/services/ESRI_Imagery_World_2D/MapServer/export?bbox={bbox4326}&bboxSR=EPSG:4326&imageSR={srs}&size={size}&format=png&transparent=true&f=image", options),
    "https://services.arcgisonline.com/arcgis/rest/services/ESRI_Imagery_World_2D/MapServer/export?bbox=-180,-85.051129,180,85.051129&bboxSR=EPSG:4326&imageSR=EPSG:3857&size=256,256&format=png&transparent=true&f=image",
    "ESRI_Imagery_World_2D",
  );
  slippyTile(TILE, "https://ecn.t{switch:1,2,3}.tiles.virtualearth.net/tiles/a{quadkey}.jpeg");
  t.end();
});