98 lines
2.1 KiB
JavaScript
98 lines
2.1 KiB
JavaScript
import { Jimp, getTestDir } from '@jimp/test-utils';
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import configure from '@jimp/custom';
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import png from '../src';
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const jimp = configure({ types: [png] }, Jimp);
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describe('PNG', () => {
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const imagesDir = getTestDir(__dirname) + '/images';
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it('load PNG', async () => {
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const image = await jimp.read(imagesDir + '/dice.png');
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image.getPixelColor(10, 10).should.be.equal(0x00000000);
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image.getPixelColor(160, 80).should.be.equal(0x1c1cd4ff);
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image.getPixelColor(400, 250).should.be.equal(0x7e0c0cda);
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});
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it('export PNG', async () => {
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const jgd = await jimp.read({
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width: 3,
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height: 3,
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data: [
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0xff0000ff,
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0xff0080ff,
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0xff00ffff,
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0xff0080ff,
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0xff00ffff,
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0x8000ffff,
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0xff00ffff,
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0x8000ffff,
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0x0000ffff
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]
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});
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const buffer = await jgd.getBufferAsync('image/png');
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buffer.toString().should.match(/^.PNG\r\n/);
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});
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it('should use png options', async () => {
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const jgd = await jimp.read({
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width: 20,
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height: 20,
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data: [
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0xff0000ff,
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0xff0080ff,
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0xff00ffff,
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0xff0080ff,
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0xff00ffff,
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0x8000ffff,
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0xff00ffff,
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0x8000ffff,
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0x0000ffff,
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0xff0000ff,
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0xff0080ff,
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0xff00ffff,
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0xff0080ff,
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0xff00ffff,
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0x8000ffff,
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0xff00ffff,
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0x8000ffff,
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0x0000ffff,
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0xff0000ff,
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0xff0080ff,
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0xff00ffff,
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0xff0080ff,
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0xff00ffff,
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0x8000ffff,
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0xff00ffff,
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0x8000ffff,
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0x0000ffff,
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0xff0000ff,
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0xff0080ff,
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0xff00ffff,
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0xff0080ff,
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0xff00ffff,
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0x8000ffff,
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0xff00ffff,
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0x8000ffff,
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0x0000ffff
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]
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});
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const image = await jgd
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.deflateStrategy(0)
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.colorType(0)
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.getBufferAsync(Jimp.MIME_PNG);
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const expected = await jimp.read(imagesDir + '/options.png');
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const expectedBuffer = await expected
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.deflateStrategy(0)
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.colorType(0)
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.getBufferAsync(Jimp.MIME_PNG);
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image.should.be.deepEqual(expectedBuffer);
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});
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});
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