<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=1287321 --> <head> <meta charset="utf-8"> <title>Test for Bug 1287321</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="application/javascript" 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>