From 5eea11e2a527b3a3aab78b1f9d8685dc4d0b8762 Mon Sep 17 00:00:00 2001
From: Mark Salsbery <>
Date: Mon, 8 Mar 2021 15:42:12 -0800
Subject: [PATCH] Fixed simulated drag events in navigator tests

---
 changelog.txt             |  1 +
 test/modules/navigator.js | 27 ++++++++++++++++++++-------
 2 files changed, 21 insertions(+), 7 deletions(-)

diff --git a/changelog.txt b/changelog.txt
index 8caee8c4..4e9ae9d0 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -35,6 +35,7 @@ OPENSEADRAGON CHANGELOG
 * MouseTracker: Per #1863, dropped support for Internet Explorer < 11 (#1872 @msalsbery)
 * Dropped support for older browsers (IE < 11) (#1949 @msalsbery)
 * Removed deprecated OpenSeadragon.getEvent function (#1949 @msalsbery)
+* Fixed simulated drag events in navigator tests (#1949 @msalsbery)
 
 2.4.2:
 
diff --git a/test/modules/navigator.js b/test/modules/navigator.js
index d1f98dea..67bfbd43 100644
--- a/test/modules/navigator.js
+++ b/test/modules/navigator.js
@@ -222,13 +222,26 @@
     };
 
     var simulateNavigatorDrag = function (viewer, distanceX, distanceY) {
-        var $canvas = $(viewer.element).find('.displayregion'),
-            event = {
-                dx: Math.floor(distanceX),
-                dy: Math.floor(distanceY)
-            };
-        $canvas
-            .simulate('drag', event);
+        var $canvas = $(viewer.element).find('.openseadragon-canvas'),
+            offset = $canvas.offset(),
+            event = {};
+
+        event.clientX = offset.left + 1;
+        event.clientY = offset.top + 1;
+        $canvas.simulate( 'mouseenter', event );
+
+        event.button = 0;
+        $canvas.simulate( 'mousedown', event );
+
+        event.clientX += distanceX;
+        event.clientY += distanceY;
+        $canvas.simulate( 'mousemove', event );
+
+        event.button = 0;
+        $canvas.simulate( 'mouseup', event );
+
+        event.relatedTarget = document.body;
+        $canvas.simulate( 'mouseleave', event );
     };
 
     var dragNavigatorBackToCenter = function () {