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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Mouse Button Back/Forward</title>
<link rel="author" title="Google" href="http://www.google.com/" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script>
var testMouseUp = async_test('Tests that the mouseup is preventable.');
var received_back = false;
var received_forward = false;
const backButton = 3;
const forwardButton = 4;
var actions_promise;
window.addEventListener('mouseup', function(e) {
if (e.button == backButton) {
received_back = true;
e.preventDefault();
} else if (e.button == forwardButton) {
received_forward = true;
e.preventDefault();
}
if (received_back && received_forward) {
// Make sure the test finishes after all the input actions are completed.
actions_promise.then( () => {
testMouseUp.done();
});
}
});
function inject_input() {
// First click on back button and then forward button.
var actions = new test_driver.Actions();
actions_promise = actions.pointerMove(0, 0, {origin: target})
.pointerDown({button: actions.ButtonType.BACK})
.pointerUp({button: actions.ButtonType.BACK})
.pointerDown({button: actions.ButtonType.FORWARD})
.pointerUp({button: actions.ButtonType.FORWARD})
.send();
}
</script>
</head>
<body id="target" onload="inject_input()">
<h4>Test Description: Tests that the mouseup event is prevented.
<ol>
<li>Click the back mouse button</li>
<li>Click the back mouse forward</li>
</ol>
</h4>
</body>
</html>
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