$div.height(-1); // handle negative numbers by ignoring #1599
equals($div.height(), 30, "Test negative height ignored");
$div.css("padding", "20px");
equals($div.height(), 30, "Test padding specified with pixels");
$div.css("border", "2px solid #fff");
equals($div.height(), 30, "Test border specified with pixels");
$div.height(-1); // handle negative numbers by ignoring #1599
equals($div.height(), 30, "Test negative height ignored");
$div.css("padding", "20px");
equals($div.height(), 30, "Test padding specified with pixels");
$div.css("border", "2px solid #fff");
equals($div.height(), 30, "Test border specified with pixels");