tests for mouse- and touchsource

test/spec/ol/pointer/mousesource.test.js

@@ -0,0 +1,101 @@
+goog.provide('ol.test.pointer.MouseSource');
+
+describe('ol.pointer.MouseSource', function() {
+  var handler;
+  var target;
+  var eventSpy;
+  var clock;
+
+  beforeEach(function() {
+    clock = sinon.useFakeTimers();
+    target = goog.dom.createElement(goog.dom.TagName.DIV);
+
+    // make sure that a mouse and touch event source is used
+    ol.BrowserFeature.HAS_POINTER = false;
+    ol.BrowserFeature.HAS_MSPOINTER = false;
+    ol.BrowserFeature.HAS_TOUCH = true;
+
+    handler = new ol.pointer.PointerEventHandler(target);
+    eventSpy = sinon.spy();
+  });
+
+  afterEach(function() {
+    handler.dispose();
+  });
+
+  describe('simulated mouse events', function() {
+    it('prevents simulated mouse events', function() {
+      goog.events.listen(handler, 'pointerdown', eventSpy);
+
+      // simulates that a mouse event is triggered from a touch
+      simulateTouchEvent('touchstart', 10, 20);
+      simulateEvent('mousedown', 10, 20);
+
+      expect(eventSpy.calledOnce).to.be.ok();
+
+    });
+
+    it('dispatches real mouse events', function() {
+      goog.events.listen(handler, 'pointerdown', eventSpy);
+
+      // the two events are at different positions
+      simulateTouchEvent('touchstart', 10, 20);
+      simulateEvent('mousedown', 10, 40);
+
+      expect(eventSpy.calledTwice).to.be.ok();
+    });
+
+    it('dispatches real mouse events after timeout', function() {
+      // set the timeout to a lower value, to speed up the tests
+      var touchSource = handler.eventSourceList_[1];
+      touchSource.DEDUP_TIMEOUT = 100;
+
+      goog.events.listen(handler, 'pointerdown', eventSpy);
+
+      // first simulate a touch event, then a mouse event
+      // at the same position after a timeout
+      simulateTouchEvent('touchstart', 10, 20);
+      clock.tick(150);
+      simulateEvent('mousedown', 10, 20);
+
+      expect(eventSpy.calledTwice).to.be.ok();
+    });
+  });
+
+  function simulateTouchEvent(type, x, y) {
+    var touches = [
+      {
+        identifier: 4,
+        clientX: x,
+        clientX: y,
+        target: target
+      }
+    ];
+
+    var event = new goog.events.BrowserEvent({
+      type: type,
+      touches: touches,
+      changedTouches: touches
+    });
+    goog.events.fireListeners(target, type, false, event);
+  }
+
+  function simulateEvent(type, x, y) {
+    var event = new goog.events.BrowserEvent({
+      type: type,
+      clientX: x,
+      clientY: y,
+      target: target
+    });
+    goog.events.fireListeners(target, type, false, event);
+  }
+});
+
+goog.require('goog.dom');
+goog.require('goog.dom.TagName');
+goog.require('goog.events');
+goog.require('goog.events.BrowserEvent');
+goog.require('ol.BrowserFeature');
+goog.require('ol.pointer.MouseSource');
+goog.require('ol.pointer.PointerEvent');
+goog.require('ol.pointer.PointerEventHandler');