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Viewing file:     bmp.test.js (1.27 KB)      -rw-r--r--

import { Jimp, getTestDir } from "@jimp/test-utils";
import configure from "@jimp/custom";
import expect from "@storybook/expect";

import bmp from "../src";

const jimp = configure({ types: [bmp] }, Jimp);

describe("BMP", () => {
  const imagesDir = getTestDir(__dirname) + "/images";

  it("load BMP", async () => {
    const image = await jimp.read(imagesDir + "/windows95.bmp");

    expect(image.getPixelColor(10, 10)).toBe(0xeff7f7ff);
    expect(image.getPixelColor(150, 80)).toBe(0x73add6ff);
    expect(image.getPixelColor(190, 200)).toBe(0xf7c300ff);
  });

  it("export BMP", async () => {
    const image = await jimp.read({
      width: 3,
      height: 3,
      data: [
        0xff0000ff, 0xff0080ff, 0xff00ffff, 0xff0080ff, 0xff00ffff, 0x8000ffff,
        0xff00ffff, 0x8000ffff, 0x0000ffff,
      ],
    });
    const buffer = await image.getBufferAsync("image/bmp");

    expect(buffer.toString()).toMatch(/^BMZ\u0000/);
  });

  it("uses correct colors for BMP", async function () {
    this.timeout(4000);

    const expectedImg = await jimp.read(
      getTestDir(__dirname) + "/images/windows95.png"
    );
    const image = await jimp.read(
      getTestDir(__dirname) + "/images/windows95.bmp"
    );

    expect(image.bitmap.data).toEqual(expectedImg.bitmap.data);
  });
});