52 lines
1.4 KiB
JavaScript
52 lines
1.4 KiB
JavaScript
let assert = require('assert')
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let imagediff = require('imagediff')
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let Canvas = require('../../app/view/canvas')
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let testImage = require('../data')
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let fixtureImage = require('../fixture')
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describe('Canvas', function () {
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it('should draw only Image objects', () => {
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let canvas = new Canvas()
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let image = new window.Image()
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assert.throws(canvas.drawImage, 'Invalid image')
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canvas.options.doublePage = true
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assert.throws(canvas.drawImage.bind(canvas, image), 'Invalid image')
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assert.doesNotThrow(canvas.drawImage.bind(canvas, image, image), 'Invalid image')
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})
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// TODO fix test
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it.skip('should draw a single page', (done) => {
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let canvas = new Canvas()
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testImage.portrait1((testImage) => {
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fixtureImage.singlePortrait((fixtureImage) => {
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canvas.drawImage(testImage)
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assert(imagediff.equal(canvas.canvas, fixtureImage, 5))
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done()
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})
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})
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})
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it('should draw a double page')
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it('should draw a manga double page')
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it('should draw a single double page spread')
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it('should show a blank last page if the last double page only has one image')
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it('should auto-fit to window width')
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it('should auto-fit to window height')
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it('should manual zoom')
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it('should always display the canvas 100% of window width, even when drawing smaller images')
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it('should always center pages')
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it('should prevent smaller images from being drawn on top of bigger ones')
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})
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