diff --git a/test/drawing/DrawingTests.browser.js b/test/drawing/DrawingTests.browser.js
index 4cf74677..48df71f0 100644
--- a/test/drawing/DrawingTests.browser.js
+++ b/test/drawing/DrawingTests.browser.js
@@ -5,6 +5,7 @@
   "color.picker.json",
   "frames.fun.json",
   "history.basic.json",
+  "layers.duplicate.json",
   "layers.fun.json",
   "layers.merge.json",
   "lighten.darken.json",
diff --git a/test/drawing/DrawingTests.casper.js b/test/drawing/DrawingTests.casper.js
index 222da583..8603f960 100644
--- a/test/drawing/DrawingTests.casper.js
+++ b/test/drawing/DrawingTests.casper.js
@@ -4,6 +4,7 @@
   "color.picker.json",
   "frames.fun.json",
   "history.basic.json",
+  "layers.duplicate.json",
   "layers.fun.json",
   "layers.merge.json",
   "move.json",
diff --git a/test/drawing/tests/layers.duplicate.json b/test/drawing/tests/layers.duplicate.json
new file mode 100644
index 00000000..e9c109dc
--- /dev/null
+++ b/test/drawing/tests/layers.duplicate.json
@@ -0,0 +1,207 @@
+{
+ "events": [
+  {
+   "event": {
+    "type": "mousedown",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 0,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "event": {
+    "type": "mousemove",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 0,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "event": {
+    "type": "mousemove",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 1,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "event": {
+    "type": "mousemove",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 2,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "event": {
+    "type": "mouseup",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 2,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "type": "instrumented-event",
+   "methodName": "duplicateFrameAt",
+   "args": [
+    0
+   ]
+  },
+  {
+   "type": "color-event",
+   "color": "#ff0000",
+   "isPrimary": true
+  },
+  {
+   "event": {
+    "type": "mousedown",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 0,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "event": {
+    "type": "mousemove",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 0,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "event": {
+    "type": "mousemove",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 1,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "event": {
+    "type": "mousemove",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 2,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "event": {
+    "type": "mouseup",
+    "button": 0,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": false
+   },
+   "coords": {
+    "x": 2,
+    "y": 0
+   },
+   "type": "mouse-event"
+  },
+  {
+   "type": "instrumented-event",
+   "methodName": "duplicateCurrentLayer",
+   "args": []
+  },
+  {
+   "type": "transformtool-event",
+   "toolId": "tool-rotate",
+   "event": {
+    "shiftKey": true,
+    "altKey": false,
+    "ctrlKey": false
+   }
+  },
+  {
+   "type": "instrumented-event",
+   "methodName": "duplicateCurrentLayer",
+   "args": []
+  },
+  {
+   "type": "transformtool-event",
+   "toolId": "tool-rotate",
+   "event": {
+    "shiftKey": true,
+    "altKey": false,
+    "ctrlKey": false
+   }
+  },
+  {
+   "type": "keyboard-event",
+   "event": {
+    "which": 90,
+    "shiftKey": false,
+    "altKey": false,
+    "ctrlKey": true,
+    "target": {
+     "nodeName": "BODY"
+    }
+   }
+  }
+ ],
+ "initialState": {
+  "size": {
+   "width": 2,
+   "height": 2
+  },
+  "primaryColor": "#000000",
+  "secondaryColor": "rgba(0, 0, 0, 0)",
+  "selectedTool": "tool-pen",
+  "penSize": 1
+ },
+ "png": "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAQAAAACCAYAAAB/qH1jAAAAHUlEQVQYV2NkYGD4zwAjGBgYGKFsxv8MDP8ZgXwAURIFAdLn5x4AAAAASUVORK5CYII="
+}
\ No newline at end of file