@Test
public void testMacroBlockRemoved() throws Exception {

  final TranslationUnit tu = ParseHelper.parse("void main() {"
      + " _GLF_FUZZED(1);"
      + " _GLF_FUZZED(_GLF_IDENTITY(1, 1));"
      + " int a = _GLF_IDENTITY(_GLF_FUZZED(1), 1);"
      + "}"
  );
  final String expected = "void main() {"
      + " 1;"
      + " 1;"
      + " int a = 1;"
      + "}";
  final TranslationUnit simplifiedTu = Simplify.simplify(tu);
  CompareAsts.assertEqualAsts(expected, simplifiedTu);
}