describe('minZoomRatio (option)', () => { it('should be `0.01` by default', () => { const image = window.createImage(); const viewer = new Viewer(image); expect(viewer.options.minZoomRatio).to.equal(0.01); }); it('should not be less than the given minimum zoom ratio', (done) => { const image = window.createImage(); const minZoomRatio = 0.1; const viewer = new Viewer(image, { minZoomRatio, inline: true, viewed() { viewer.zoomTo(0.01); expect(viewer.imageData.ratio).to.equal(minZoomRatio); done(); }, }); expect(viewer.options.minZoomRatio).to.equal(minZoomRatio); }); });