@Test
public void testRadioGroup() {
RadioGroup<String> group = new RadioGroup<>("rg", KEYS);
assertSame(KEYS, group.getKeyList());
group.setValue("b");
group.getPrinter(out).print(null, "alpha");
out.assertOutNormed("<label><input type='radio' name='rg' value=''>alpha</label>");
group.getPrinter(out).print("b", null);
out.assertOutNormed("<input type='radio' name='rg' value='b' checked>");
group.setValue(null);
group.getPrinter(out).print(1);
out.assertOutNormed("<label><input type='radio' name='rg' value='b'>beta</label>");
group.getPrinter(out).print("b");
out.assertOutNormed("<label><input type='radio' name='rg' value='b'>beta</label>");
group.print(out);
out.assertOutNormed(
"<label><input type='radio' name='rg' value='a'>alpha</label>\n<label><input type='radio' name='rg' value='b'>beta</label>\n");
group.setHorizontal(false).print(out);
out.assertOutNormed(
"<label><input type='radio' name='rg' value='a'>alpha</label><br>\n<label><input type='radio' name='rg' value='b'>beta</label><br>\n");
}
