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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1261674
+-->
+<head>
+ <meta charset="utf-8">
+ <title>Test for Bug 1261674</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script src="/tests/SimpleTest/EventUtils.js"></script>
+ <script src="/tests/SimpleTest/paint_listener.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1261674">Mozilla Bug 1261674</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+</div>
+<input id="test_input" type="range" value=5 max=10 min=0>
+<script type="text/javascript">
+
+/** Test for Bug 1261674 **/
+SimpleTest.waitForExplicitFinish();
+SimpleTest.waitForFocus(runTests);
+
+function runTests() {
+ let input = window.document.getElementById("test_input");
+
+ // focus: whether the target input element is focused
+ // deltaY: deltaY of WheelEvent
+ // deltaMode: deltaMode of WheelEvent
+ // valueChanged: expected value changes after input element handled the wheel event
+ let params = [
+ {focus: true, deltaY: 1.0, deltaMode: WheelEvent.DOM_DELTA_LINE, valueChanged: -1},
+ {focus: true, deltaY: -1.0, deltaMode: WheelEvent.DOM_DELTA_LINE, valueChanged: 1},
+ {focus: true, deltaY: 1.0, deltaMode: WheelEvent.DOM_DELTA_PAGE, valueChanged: -1},
+ {focus: true, deltaY: -1.0, deltaMode: WheelEvent.DOM_DELTA_PAGE, valueChanged: 1},
+ {focus: true, deltaY: 1.0, deltaMode: WheelEvent.DOM_DELTA_PIXEL, valueChanged: 0},
+ {focus: true, deltaY: -1.0, deltaMode: WheelEvent.DOM_DELTA_PIXEL, valueChanged: 0},
+ {focus: false, deltaY: 1.0, deltaMode: WheelEvent.DOM_DELTA_LINE, valueChanged: 0},
+ {focus: false, deltaY: -1.0, deltaMode: WheelEvent.DOM_DELTA_LINE, valueChanged: 0}
+ ];
+
+ let testIdx = 0;
+ let result = parseInt(input.value);
+ let rangeChange = 0;
+ let expectChange = 0;
+
+ input.addEventListener("change", () => {
+ ++rangeChange;
+ });
+
+ function runNext() {
+ let p = params[testIdx];
+ (p.focus) ? input.focus() : input.blur();
+ expectChange = p.valueChanged == 0 ? expectChange : expectChange + 1;
+ result += parseInt(p.valueChanged);
+ sendWheelAndPaint(input, 1, 1, { deltaY: p.deltaY, deltaMode: p.deltaMode }, () => {
+ ok(input.value == result,
+ "Handle wheel in range input test-" + testIdx + " expect " + result + " get " + input.value);
+ ok(rangeChange == expectChange,
+ "UA should fire change event when input's value changed, expect " + expectChange + " get " + rangeChange);
+ (++testIdx >= params.length) ? SimpleTest.finish() : runNext();
+ });
+ }
+
+ input.addEventListener("input", () => {
+ ok(input.value == result,
+ "Test-" + testIdx + " receive input event, expect " + result + " get " + input.value);
+ });
+
+ runNext();
+}
+
+</script>
+</body>
+</html>