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