@Test
public void testAdd() throws Exception {

	JButton button = new JButton();
	BuddySupport.addLeft(button, tf);
	Assert.assertSame(BuddyLayoutAndBorder.class, tf.getLayout().getClass());
	Assert.assertSame(1, tf.getComponentCount());
	Assert.assertSame(button, tf.getComponent(0));
}