assertEquals(1, handler.selectors.size());
List<CssSelector> selectors = handler.selectors.get(0);
assertEquals(3, selectors.size());
CssSelector first = selectors.get(0);
assertTrue(first.getComponents().get(0) instanceof CssSimpleSelectorSequence);
CssSimpleSelectorSequence seq = (CssSimpleSelectorSequence)first.getComponents().get(0);
assertEquals("E1", seq.getComponents().get(0).toCssString());
CssSelector third = selectors.get(2);
assertTrue(third.getComponents().get(0) instanceof CssSimpleSelectorSequence);
CssSimpleSelectorSequence seq2 = (CssSimpleSelectorSequence)third.getComponents().get(0);
assertEquals("E3", seq2.getComponents().get(0).toCssString());
}