mask.test.js•4.95 kB
import { Jimp, mkJGD } from "@jimp/test-utils";
import configure from "@jimp/custom";
import mask from "../src";
import { expectToBeJGD } from "@jimp/test-utils/src";
const jimp = configure({ plugins: [mask] }, Jimp);
describe("Mask", () => {
let imgSrcOpaq;
let imgSrcAlpa;
let maskGrayBig;
let maskGraySmall;
let maskColor;
before((done) => {
Promise.all([
jimp.read(mkJGD("▴□▾□■□", "■▴■▾■□", "■□▴□▾□", "■□■▴■▾")),
jimp.read(mkJGD("▴▵▾▿", "▴▵▾▿", "▴▵▾▿")),
jimp.read(mkJGD("048840", "8CFFC8", "8CFFC8", "048840")),
jimp.read(mkJGD("0369", "369C", "69CF")),
jimp.read(mkJGD("▴▴▾▾", "▪▪▰▰", "□□□□")),
])
.then((imgs) => {
imgSrcOpaq = imgs[0];
imgSrcAlpa = imgs[1];
maskGrayBig = imgs[2];
maskGraySmall = imgs[3];
maskColor = imgs[4];
done();
})
.catch(done);
});
it("Affect opaque image with a gray mask with the same size", () => {
expectToBeJGD(imgSrcOpaq.clone().mask(maskGrayBig).getJGDSync(), {
width: 6,
height: 4,
data: [
0xff000000, 0xffffff44, 0x0000ff88, 0xffffff88, 0x00000044, 0xffffff00,
0x00000088, 0xff0000cc, 0x000000ff, 0x0000ffff, 0x000000cc, 0xffffff88,
0x00000088, 0xffffffcc, 0xff0000ff, 0xffffffff, 0x0000ffcc, 0xffffff88,
0x00000000, 0xffffff44, 0x00000088, 0xff000088, 0x00000044, 0x0000ff00,
],
});
});
it("Affect opaque image with a gray mask with the same size, blited", () => {
expectToBeJGD(imgSrcOpaq.clone().mask(maskGrayBig, 1, 1).getJGDSync(), {
width: 6,
height: 4,
data: [
0xff0000ff, 0xffffffff, 0x0000ffff, 0xffffffff, 0x000000ff, 0xffffffff,
0x000000ff, 0xff000000, 0x00000044, 0x0000ff88, 0x00000088, 0xffffff44,
0x000000ff, 0xffffff88, 0xff0000cc, 0xffffffff, 0x0000ffff, 0xffffffcc,
0x000000ff, 0xffffff88, 0x000000cc, 0xff0000ff, 0x000000ff, 0x0000ffcc,
],
});
});
it("Affect opaque image with a gray mask with the same size, blited negative", () => {
expectToBeJGD(imgSrcOpaq.clone().mask(maskGrayBig, -1, -1).getJGDSync(), {
width: 6,
height: 4,
data: [
0xff0000cc, 0xffffffff, 0x0000ffff, 0xffffffcc, 0x00000088, 0xffffffff,
0x000000cc, 0xff0000ff, 0x000000ff, 0x0000ffcc, 0x00000088, 0xffffffff,
0x00000044, 0xffffff88, 0xff000088, 0xffffff44, 0x0000ff00, 0xffffffff,
0x000000ff, 0xffffffff, 0x000000ff, 0xff0000ff, 0x000000ff, 0x0000ffff,
],
});
});
it("Affect opaque image with a smaller gray mask", () => {
expectToBeJGD(imgSrcOpaq.clone().mask(maskGraySmall).getJGDSync(), {
width: 6,
height: 4,
data: [
0xff000000, 0xffffff33, 0x0000ff66, 0xffffff99, 0x000000ff, 0xffffffff,
0x00000033, 0xff000066, 0x00000099, 0x0000ffcc, 0x000000ff, 0xffffffff,
0x00000066, 0xffffff99, 0xff0000cc, 0xffffffff, 0x0000ffff, 0xffffffff,
0x000000ff, 0xffffffff, 0x000000ff, 0xff0000ff, 0x000000ff, 0x0000ffff,
],
});
});
it("Affect opaque image with a smaller gray mask, blited", () => {
expectToBeJGD(imgSrcOpaq.clone().mask(maskGraySmall, 1, 1).getJGDSync(), {
width: 6,
height: 4,
data: [
0xff0000ff, 0xffffffff, 0x0000ffff, 0xffffffff, 0x000000ff, 0xffffffff,
0x000000ff, 0xff000000, 0x00000033, 0x0000ff66, 0x00000099, 0xffffffff,
0x000000ff, 0xffffff33, 0xff000066, 0xffffff99, 0x0000ffcc, 0xffffffff,
0x000000ff, 0xffffff66, 0x00000099, 0xff0000cc, 0x000000ff, 0x0000ffff,
],
});
});
it("Affect alpha image with a bigger gray mask", () => {
expectToBeJGD(imgSrcAlpa.clone().mask(maskGrayBig).getJGDSync(), {
width: 4,
height: 3,
data: [
0xff000000, 0xff000021, 0x0000ff88, 0x0000ff43, 0xff000088, 0xff000065,
0x0000ffff, 0x0000ff7f, 0xff000088, 0xff000065, 0x0000ffff, 0x0000ff7f,
],
});
});
it("Affect alpha image with a bigger gray mask, blited", () => {
expectToBeJGD(imgSrcAlpa.clone().mask(maskGrayBig, -1, -1).getJGDSync(), {
width: 4,
height: 3,
data: [
0xff0000cc, 0xff00007f, 0x0000ffff, 0x0000ff65, 0xff0000cc, 0xff00007f,
0x0000ffff, 0x0000ff65, 0xff000044, 0xff000043, 0x0000ff88, 0x0000ff21,
],
});
});
it("Affect opaque image with a colored mask", () => {
expectToBeJGD(imgSrcOpaq.clone().mask(maskColor, 1, 1).getJGDSync(), {
width: 6,
height: 4,
data: [
0xff0000ff, 0xffffffff, 0x0000ffff, 0xffffffff, 0x000000ff, 0xffffffff,
0x000000ff, 0xff000055, 0x00000055, 0x0000ff55, 0x00000055, 0xffffffff,
0x000000ff, 0xffffffaa, 0xff0000aa, 0xffffffaa, 0x0000ffaa, 0xffffffff,
0x000000ff, 0xffffffff, 0x000000ff, 0xff0000ff, 0x000000ff, 0x0000ffff,
],
});
});
});