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import { expect } from 'chai';
import { it, describe } from 'mocha';
import KeyframeAnimation from '../src/main/keyframe-animation';
describe('lib/keyframe-animation', function () {
this.timeout(1000);
const newAnimation = () => {
const animation = new KeyframeAnimation();
animation.speed = 1;
return animation;
};
it('should play sequence', (done) => {
const seq: number[] = [];
const animation = newAnimation();
animation.onFrame = (frame) => {
seq.push(frame);
};
animation.onFinish = () => {
expect(seq).to.be.deep.equal([0, 1, 2, 3, 4]);
expect(animation.currentFrame).to.be.equal(4);
done();
};
animation.play({ end: 4 });
});
it('should play one frame', (done) => {
const seq: number[] = [];
const animation = newAnimation();
animation.onFrame = (frame) => {
seq.push(frame);
};
animation.onFinish = () => {
expect(seq).to.be.deep.equal([3]);
expect(animation.currentFrame).to.be.equal(3);
done();
};
animation.play({ start: 3, end: 3 });
});
it('should play sequence with custom frames', (done) => {
const seq: number[] = [];
const animation = newAnimation();
animation.onFrame = (frame) => {
seq.push(frame);
};
animation.onFinish = () => {
expect(seq).to.be.deep.equal([2, 3, 4]);
expect(animation.currentFrame).to.be.equal(4);
done();
};
animation.play({ start: 2, end: 4 });
});
it('should play sequence with custom frames in reverse', (done) => {
const seq: number[] = [];
const animation = newAnimation();
animation.onFrame = (frame) => {
seq.push(frame);
};
animation.onFinish = () => {
expect(seq).to.be.deep.equal([4, 3, 2]);
expect(animation.currentFrame).to.be.equal(2);
done();
};
animation.play({ start: 4, end: 2 });
});
it('should begin from current state starting below range', (done) => {
const seq: number[] = [];
const animation = newAnimation();
animation.onFrame = (frame) => {
seq.push(frame);
};
animation.onFinish = () => {
expect(seq).to.be.deep.equal([0, 1, 2, 3, 4]);
expect(animation.currentFrame).to.be.equal(4);
done();
};
animation.currentFrame = 0;
animation.play({ end: 4 });
});
it('should begin from current state starting above range', (done) => {
const seq: number[] = [];
const animation = newAnimation();
animation.onFrame = (frame) => {
seq.push(frame);
};
animation.onFinish = () => {
expect(seq).to.be.deep.equal([4, 3, 2]);
expect(animation.currentFrame).to.be.equal(2);
done();
};
animation.currentFrame = 4;
animation.play({ end: 2 });
});
it('should begin from current state starting above range reverse', (done) => {
const seq: number[] = [];
const animation = newAnimation();
animation.onFrame = (frame) => {
seq.push(frame);
};
animation.onFinish = () => {
expect(seq).to.be.deep.equal([4, 3, 2, 1]);
expect(animation.currentFrame).to.be.equal(1);
done();
};
animation.currentFrame = 4;
animation.play({ end: 1 });
});
it('should play sequence in reverse', (done) => {
const seq: number[] = [];
const animation = newAnimation();
animation.onFrame = (frame) => {
seq.push(frame);
};
animation.onFinish = () => {
expect(seq).to.be.deep.equal([4, 3, 2, 1, 0]);
expect(animation.currentFrame).to.be.equal(0);
done();
};
animation.play({ start: 4, end: 0 });
});
});
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