@Test public void testUnknownAttr() throws Exception {
		String action = "$qqq.text";
		String expected = ""; // was causing an exception
		testActions(attributeTemplate, "inline", action, expected);
	}
Added in response to https://github.com/antlr/antlr4/issues/1211
tool-testsuite/test/org/antlr/v4/test/tool/TestActionTranslation.java