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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1287321
+-->
+<head>
+ <meta charset="utf-8">
+ <title>Test for Bug 1287321</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script src="/tests/SimpleTest/EventUtils.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+ <script type="application/javascript">
+
+ /** Test for Bug 1287321 **/
+
+ function test() {
+ var r = document.getElementById("range");
+ var rect = r.getBoundingClientRect();
+ var y = parseInt((rect.height / 2));
+ var movement = parseInt(rect.width / 10);
+ var x = movement;
+ synthesizeMouse(r, x, y, { type: "mousedown" });
+ x += movement;
+ var eventCount = 0;
+ r.oninput = function() {
+ ++eventCount;
+ }
+ synthesizeMouse(r, x, y, { type: "mousemove" });
+ is(eventCount, 1, "Got the expected input event");
+
+ x += movement;
+ synthesizeMouse(r, x, y, { type: "mousemove" });
+ is(eventCount, 2, "Got the expected input event");
+
+ synthesizeMouse(r, x, y, { type: "mousemove" });
+ is(eventCount, 2, "Got the expected input event");
+
+ x += movement;
+ synthesizeMouse(r, x, y, { type: "mousemove" });
+ is(eventCount, 3, "Got the expected input event");
+
+ synthesizeMouse(r, x, y, { type: "mouseup" });
+ is(eventCount, 3, "Got the expected input event");
+
+ SimpleTest.finish();
+ }
+
+ SimpleTest.waitForExplicitFinish();
+ SimpleTest.waitForFocus(test);
+
+ </script>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1287321">Mozilla Bug 1287321</a>
+<input type="range" id="range">
+</body>
+</html>