thedesk/app/node_modules/@jimp/jpeg/test/jpeg.test.js
2019-09-12 23:38:13 +09:00

51 lines
1.3 KiB
JavaScript

/* eslint-disable no-control-regex */
import { Jimp, getTestDir } from '@jimp/test-utils';
import configure from '@jimp/custom';
import jpeg from '../src';
const jimp = configure({ types: [jpeg] }, Jimp);
describe('JPEG', () => {
const imagesDir = getTestDir(__dirname) + '/images';
it('load JPG', async () => {
const image = await jimp.read(imagesDir + '/cops.jpg');
image.getPixelColor(10, 10).should.be.equal(0x3f4a02ff);
image.getPixelColor(220, 190).should.be.equal(0x5d94b6ff);
image.getPixelColor(350, 130).should.be.equal(0xdf7944ff);
});
it('load JPG with fill bytes', async () => {
const image = await jimp.read(imagesDir + '/fillbytes.jpg');
image.getPixelColor(10, 10).should.be.equal(0xaeb8c3ff);
image.getPixelColor(220, 190).should.be.equal(0x262b21ff);
image.getPixelColor(350, 130).should.be.equal(0x4e5d30ff);
});
it('export JPG', async () => {
const image = await jimp.read({
width: 3,
height: 3,
data: [
0xff0000ff,
0xff0080ff,
0xff00ffff,
0xff0080ff,
0xff00ffff,
0x8000ffff,
0xff00ffff,
0x8000ffff,
0x0000ffff
]
});
image.quality(50);
const buffer = await image.getBufferAsync('image/jpeg');
buffer.toString().should.match(/^.{3,9}JFIF\u0000/);
});
});