@seasketch/geoprocessing/dist/src/dataproviders/cog.test.e2e.js

Geoprocessing and reporting framework for SeaSketch 2.0

import { describe, test, expect } from "vitest";
import { loadCog } from "./cog.js";
import { genSampleSketch } from "../helpers/index.js";
import geoblaze from "geoblaze";
import parseGeoraster from "georaster";
// bbox  - [xmin, ymin, xmax, ymax]
// pixel - [left, bottom, right, top]
const q1Poly = genSampleSketch({
    type: "Polygon",
    coordinates: [
        [
            [-2, 2],
            [-2, 18],
            [-18, 18],
            [-18, 2],
            [-2, 2],
        ],
    ],
});
const q2Poly = genSampleSketch({
    type: "Polygon",
    coordinates: [
        [
            [2, 2],
            [2, 18],
            [18, 18],
            [18, 2],
            [2, 2],
        ],
    ],
});
const q3Poly = genSampleSketch({
    type: "Polygon",
    coordinates: [
        [
            [-2, -2],
            [-2, -18],
            [-18, -18],
            [-18, -2],
            [-2, -2],
        ],
    ],
});
const q4Poly = genSampleSketch({
    type: "Polygon",
    coordinates: [
        [
            [2, -2],
            [2, -18],
            [18, -18],
            [18, -2],
            [2, -2],
        ],
    ],
});
describe("COG test", () => {
    test("simple raster sum test, no cog but same metadata", async () => {
        const raster = await parseGeoraster([
            [
                [0, 1],
                [0, 0],
            ],
        ], {
            noDataValue: 0,
            projection: 4326,
            xmin: 0, // left
            ymax: 20, // top
            pixelWidth: 10,
            pixelHeight: 10,
        });
        const sum = geoblaze.sum(raster, q2Poly)[0];
        expect(sum).toBe(1);
    });
    test("quad 10 - q1 full", async () => {
        const url = "http://127.0.0.1:8080/data/in/quad_10_cog.tif";
        const raster = await loadCog(url);
        const sum = await geoblaze.sum(raster, q1Poly);
        expect(raster).toBeTruthy();
        expect(raster.pixelHeight).toBe(10);
        expect(raster.pixelWidth).toBe(10);
        expect(sum[0]).toBe(1);
    });
    test("quad 10 - q2 full", async () => {
        const url = "http://127.0.0.1:8080/data/in/quad_10_cog.tif";
        const raster = await loadCog(url);
        const sum = await geoblaze.sum(raster, q2Poly);
        expect(raster).toBeTruthy();
        expect(raster.pixelHeight).toBe(10);
        expect(raster.pixelWidth).toBe(10);
        expect(sum[0]).toBe(1);
    });
    test("quad 10 - q3 full", async () => {
        const url = "http://127.0.0.1:8080/data/in/quad_10_cog.tif";
        const raster = await loadCog(url);
        const sum = await geoblaze.sum(raster, q3Poly);
        expect(raster).toBeTruthy();
        expect(raster.pixelHeight).toBe(10);
        expect(raster.pixelWidth).toBe(10);
        expect(sum[0]).toBe(1);
    });
    test("quad 10 - q4 full", async () => {
        const url = "http://127.0.0.1:8080/data/in/quad_10_cog.tif";
        const raster = await loadCog(url);
        const sum = await geoblaze.sum(raster, q4Poly);
        expect(raster).toBeTruthy();
        expect(raster.pixelHeight).toBe(10);
        expect(raster.pixelWidth).toBe(10);
        expect(sum[0]).toBe(1);
    });
    test("window box smaller than and within pixel should work properly", async () => {
        const url = "http://127.0.0.1:8080/data/in/feature_abyssopelagic_cog.tif";
        const raster = await loadCog(url);
        expect(raster).toBeTruthy();
    });
    test("window box 2 smaller than and within pixel should work properly", async () => {
        const url = "http://127.0.0.1:8080/data/in/feature_abyssopelagic_cog.tif";
        const raster = await loadCog(url);
        expect(raster).toBeTruthy();
    });
});
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