Been having some issues getting a Bootstrap button dropdown to toggle (making the list items and dropdown ul element visible) when another button is clicked. Here's what I have so far which doesn't seem to work (v3.3.7). I want the "testing" button to additionally toggle the "test" button dropdown.
<div class="btn-group">
<a id="test-dropdown-btn" class="btn btn-default dropdown-toggle" data-toggle="dropdown">
Test <span class="caret"></span>
</a>
<ul id="test-dropdown" class="dropdown-menu">
<li><a href="#">test</a></li>
</ul>
</div>
<a id="test-btn" class="btn btn-default" onclick="$('#test-dropdown-btn').dropdown('toggle')">testing</a>