viewerjs/test/specs/methods/scaleX.spec.js
2018-02-13 21:52:05 +08:00

37 lines
895 B
JavaScript

describe('scaleX (method)', () => {
it('should scale to the given value in x-axis', (done) => {
const image = window.createImage();
const viewer = new Viewer(image, {
inline: true,
viewed() {
const { imageData } = viewer;
expect(imageData.scaleX).to.equal(1);
viewer.scaleX(-1);
expect(imageData.scaleX).to.equal(-1);
viewer.scaleX(1);
expect(imageData.scaleX).to.equal(1);
done();
},
});
});
it('should not work when it is not scalable', (done) => {
const image = window.createImage();
const viewer = new Viewer(image, {
inline: true,
scalable: false,
viewed() {
const { imageData } = viewer;
expect(imageData.scaleX).to.be.undefined;
viewer.scaleX(-1);
expect(imageData.scaleX).to.be.undefined;
done();
},
});
});
});