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diff --git a/gfx/layers/apz/test/mochitest/helper_touch_action_zero_opacity_bug1500864.html b/gfx/layers/apz/test/mochitest/helper_touch_action_zero_opacity_bug1500864.html
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+++ b/gfx/layers/apz/test/mochitest/helper_touch_action_zero_opacity_bug1500864.html
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+<!DOCTYPE HTML>
+<html>
+<head>
+  <meta charset="utf-8">
+  <meta name="viewport" content="width=device-width; initial-scale=1.0">
+  <title>Touch-action on a zero-opacity element</title>
+  <script type="application/javascript" src="apz_test_native_event_utils.js"></script>
+  <script type="application/javascript" src="apz_test_utils.js"></script>
+  <script src="/tests/SimpleTest/paint_listener.js"></script>
+  <script type="application/javascript">
+async function test() {
+  var target = document.getElementById("target");
+
+  let touchEndPromise = promiseTouchEnd(document.body);
+
+  // drag the page up to scroll down by 50px
+  ok(await synthesizeNativeTouchDrag(target, 10, 100, 0, -50),
+      "Synthesized native vertical drag, waiting for touch-end event...");
+  await touchEndPromise;
+
+  await promiseOnlyApzControllerFlushed();
+
+  is(window.scrollX, 0, "X scroll offset didn't change");
+  is(window.scrollY, 0, "Y scroll offset didn't change");
+}
+
+waitUntilApzStable()
+.then(test)
+.then(subtestDone, subtestFailed);
+
+  </script>
+</head>
+<body style="border: solid 1px green">
+  <div id="spacer" style="height: 2000px">
+    Inside the black border is a zero-opacity touch-action none.
+    <div id="border" style="border: solid 1px black">
+        <div style="opacity: 0; height: 300px;">
+            <div style="transform:translate(0px)">
+                <div id="target" style="height: 300px; touch-action: none">this text shouldn't be visible</div>
+            </div>
+        </div>
+    </div>
+  </div>
+</body>
+</html>