skia2/modules/canvaskit/tests/skottie.spec.js
Nathaniel Nifong ba615e892f Fixes for canvaskit karma tests in google3
Change-Id: I4945f99016ed7424ed0fe8cca1f0006396a1ad44
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/317857
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Nathaniel Nifong <nifong@google.com>
2020-09-23 14:51:27 +00:00

79 lines
2.9 KiB
JavaScript

describe('Skottie behavior', () => {
let container;
beforeEach(async () => {
await LoadCanvasKit;
container = document.createElement('div');
container.innerHTML = `
<canvas width=600 height=600 id=test></canvas>
<canvas width=600 height=600 id=report></canvas>`;
document.body.appendChild(container);
});
afterEach(() => {
document.body.removeChild(container);
});
const expectArrayCloseTo = (a, b, precision) => {
precision = precision || 14 // digits of precision in base 10
expect(a.length).toEqual(b.length);
for (let i=0; i<a.length; i++) {
expect(a[i]).toBeCloseTo(b[i], precision);
}
};
const imgPromise = fetch('/assets/flightAnim.gif')
.then((response) => response.arrayBuffer());
const jsonPromise = fetch('/assets/animated_gif.json')
.then((response) => response.text());
const washPromise = fetch('/assets/map-shield.json')
.then((response) => response.text());
gm('skottie_animgif', (canvas, promises) => {
if (!CanvasKit.skottie || !CanvasKit.managed_skottie) {
console.warn('Skipping test because not compiled with skottie');
return;
}
expect(promises[1]).not.toBe('NOT FOUND');
const animation = CanvasKit.MakeManagedAnimation(promises[1], {
'flightAnim.gif': promises[0],
});
expect(animation).toBeTruthy();
const bounds = CanvasKit.LTRBRect(0, 0, 500, 500);
canvas.clear(CanvasKit.WHITE);
animation.render(canvas, bounds);
// We intentionally make the length of this array 5 and add a sentinel value
// of 999 so we can make sure the bounds are copied into this rect and a new
// one is not allocated.
const damageRect = Float32Array.of(0, 0, 0, 0, 999);
// There was a bug, fixed in https://skia-review.googlesource.com/c/skia/+/241757
// that seeking again and drawing again revealed.
animation.seek(0.5, damageRect);
expectArrayCloseTo(damageRect, Float32Array.of(0, 0, 800, 600, 999), 4);
canvas.clear(CanvasKit.WHITE);
animation.render(canvas, bounds);
animation.delete();
}, imgPromise, jsonPromise);
gm('skottie_setcolor', (canvas, promises) => {
if (!CanvasKit.skottie || !CanvasKit.managed_skottie) {
console.warn('Skipping test because not compiled with skottie');
return;
}
expect(promises[0]).not.toBe('NOT FOUND');
const bounds = CanvasKit.LTRBRect(0, 0, 500, 500);
canvas.clear(CanvasKit.WHITE);
const animation = CanvasKit.MakeManagedAnimation(promises[0]);
expect(animation).toBeTruthy();
animation.setColor('$Icon Fill', CanvasKit.RED);
animation.seek(0.5);
animation.render(canvas, bounds);
animation.delete();
}, washPromise);
});