assertTrue( textBox.shouldComb() );
assertTrue( textBox.doNotScroll() );
textBox.setComb( false );
textBox.setDoNotScroll( false );
assertFalse( textBox.shouldComb() );
assertFalse( textBox.doNotScroll() );
//assert that setting a field to false multiple times works
textBox.setComb( false );
assertFalse( textBox.shouldComb() );