<script type="text/javascript" src="../pointerevent_support.js"></script>
        <script>
          let testMouseKeyPressed = async_test('Tests that the mouse events with some keys pressed.');
          let activeKeys = false;

          window.addEventListener('pointermove', function(e) {
            activeKeys = e.getModifierState("Alt") &&
                         e.getModifierState("Control") &&
                         e.getModifierState("Meta") &&
                         e.getModifierState("Shift");