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Filename : fisheye.test.js
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import { Jimp, mkJGD } from "@jimp/test-utils";
import configure from "@jimp/custom";

import fisheye from "../src";

const jimp = configure({ plugins: [fisheye] }, Jimp);

describe("Fisheye", () => {
  it("should create fisheye lens to image", async () => {
    const imgNormal = await jimp.read(
      mkJGD(
        "0000000000",
        "0001221000",
        "0022222200",
        "0122112210",
        "0221001220",
        "0221001220",
        "0122112210",
        "0022222200",
        "0001221000",
        "0000000000"
      )
    );
    const imgBulged = await jimp.read(
      mkJGD(
        "0001221000",
        "0221112220",
        "0220000121",
        "1100000112",
        "2100000012",
        "2100000012",
        "1200000012",
        "0211000222",
        "0221111220",
        "0012222200"
      )
    );

    imgNormal.fisheye().getJGDSync().should.be.sameJGD(imgBulged.getJGDSync());
  });

  it("should create fisheye lens to image with radius", async () => {
    const imgNormal = await jimp.read(
      mkJGD(
        "0000000000",
        "0000000000",
        "0000000000",
        "0000000000",
        "0001111000",
        "0001111000",
        "0000000000",
        "0000000000",
        "0000000000",
        "0000000000"
      )
    );
    const imgBulged = await jimp.read(
      mkJGD(
        "■■■■■■■■■■",
        "■■■■■■■■■■",
        "■■■■■■■■■■",
        "■■■11111■■",
        "■■111111■■",
        "■■111111■■",
        "■■■■111■■■",
        "■■■■■■■■■■",
        "■■■■■■■■■■",
        "■■■■■■■■■■"
      )
    );

    imgNormal
      .fisheye({ r: 1.8 })
      .getJGDSync()
      .should.be.sameJGD(imgBulged.getJGDSync());
  });
});