iwmlib/pixi/test/tests/zoomInZoomOut.js

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2019-03-21 09:57:27 +01:00
/* globals chai, describe, it, beforeEach, testFrame, UITest */
/* eslint no-console: ["error", { allow: ["log", "info", "error"] }] */
/**
* Imports
*/
/**
* Setup
*/
/**
* Tests
*/
describe('Zoom in, zoom out', function () {
before('load index.html in testFrame', function(done) {
if (window.testType !== 'all' && window.testType !== 'zoomInZoomOut') {
this.skip()
}
done()
})
it('should zoom in, zoom out, zoom in, zoom out, ... for one hour', function(done) {
this.timeout(1000 * 60 * 70)
this.slow(1000 * 60 * 61)
const app = testFrame.contentWindow.app3
const scale = app._deepZoomImage3.scatter.scale
const center = app._deepZoomImage3.scatter.center
function test() {
app._deepZoomImage3.scatter.scale = scale
app._deepZoomImage3.scatter.centerAt(center)
const fingers = fingersFromCenter(randomCenter(app.center))
new UITest()
.pinch(app.view, fingers.zoomIn, 1, {
distance: 200,
duration: 3
})
.pinch(app.view, fingers.zoomOut, 5, {
distance: -58,
duration: 2
})
.start()
}
setInterval(test, 9000)
test()
})
})
/**
* Utils
*/
function randomCenter(center) {
let x = Math.random() * 200
if (Math.random() < .5) {
x *= -1
}
let y = Math.random() * 200
if (Math.random() < .5) {
y *= -1
}
return {
x: center.x + x,
y: center.y + y
}
}
function fingersFromCenter(center) {
const finger1 = {
x: center.x - 3,
y: center.y
}
const finger2 = {
x: center.x + 3,
y: center.y
}
const finger3 = {
x: center.x - 30,
y: center.y
}
const finger4 = {
x: center.x + 30,
y: center.y
}
return {zoomIn: [finger1, finger2], zoomOut: [finger3, finger4]}
}