@seasketch/geoprocessing/dist/src/helpers/toMultiPolygon.test.js

Geoprocessing and reporting framework for SeaSketch 2.0

import { describe, test, expect } from "vitest";
import { toMultiPolygon } from "./toMultiPolygon.js";
import fix from "../testing/fixtures/squareSketches.js";
describe("toMultiPolygon", () => {
    test("toMultiPolygon - polygon to multipolygon", () => {
        const multiInsideTwoByPoly = toMultiPolygon([fix.insideTwoByPoly]);
        expect(multiInsideTwoByPoly.geometry.coordinates).toEqual(fix.insideTwoByMultiPoly.geometry.coordinates);
    });
    test("toMultiPolygon - two polygons", () => {
        const doubleInsideTwoByPoly = toMultiPolygon([
            fix.insideTwoByPoly,
            fix.insideTwoByPoly,
        ]);
        expect(doubleInsideTwoByPoly.geometry.coordinates).toEqual([
            [
                [
                    [0, 0],
                    [1, 0],
                    [1, 1],
                    [0, 1],
                    [0, 0],
                ],
            ],
            [
                [
                    [0, 0],
                    [1, 0],
                    [1, 1],
                    [0, 1],
                    [0, 0],
                ],
            ],
        ]);
    });
    test("toMultiPolygon - polygon and multipolygon", () => {
        const doubleInsideTwoByPoly = toMultiPolygon([
            fix.insideTwoByPoly,
            fix.insideTwoByMultiPoly,
        ]);
        expect(doubleInsideTwoByPoly.geometry.coordinates).toEqual([
            [
                [
                    [0, 0],
                    [1, 0],
                    [1, 1],
                    [0, 1],
                    [0, 0],
                ],
            ],
            [
                [
                    [0, 0],
                    [1, 0],
                    [1, 1],
                    [0, 1],
                    [0, 0],
                ],
            ],
        ]);
    });
});
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