Initial commit.

pixi/test/tests/zoomInZoomOut.js

@@ -0,0 +1,102 @@
+/* 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]}
+}