normalize.test.js

var {Jimp, mkJGD} = require("./test-helper");

describe("Normalize", ()=> {

    it("change grayscale image", (done)=> {
        new Jimp(mkJGD(
                '36▦',
                '6▦9',
                '▦9C'
            ), function (err, image) {
                if (err) done(err);
                this.normalize().getJGDSync().should.be.sameJGD(mkJGD(
                    '■5▦',
                    '5▦A',
                    '▦A□'
                ));
                done();
            }
        );
    });

    it("change red/blue image", (done)=> {
        new Jimp({
            width: 3,
            height: 2,
            data: [
                0x000000ff, 0x400022ff, 0x40002200,
                0x400000ff, 0x000022ff, 0x800055ff
            ]
        }, function (err, image) {
            if (err) done(err);
            this.normalize().getJGDSync().should.be.sameJGD({
                width: 3,
                height: 2,
                data: [
                    0x000000ff, 0x7F0066ff, 0x7F006600,
                    0x7F0000ff, 0x000066ff, 0xFF00FFff
                ]
            });
            done();
        });
    });

});