assertEquals("serif", fontFamilies[0]);
node = flow.getChildAt(1);
assertTrue(node instanceof Block);
block = (Block) node;
fontFamilies = block.traitFontFamily(null);
assertEquals(1, fontFamilies.length);
assertEquals("Base14-Courier", fontFamilies[0]);
final Font font = block.getPrimaryFont(null).getFont();
assertEquals("Courier", font.getFontName());