@Test
	public void testEscapeSequenceRender_literal_unicode_replacement_char() {
		// char literal 0xfffd.

		String result =
			wchar16DT.getRepresentation(mb(false, 0xfd, 0xff), newset(), wchar16DT.getLength());
		assertEquals("u'\uFFFD'", result);

		result = wchar16DT.getRepresentation(mb(false, 0xfd, 0xff),
			newset().set(RENDER_ENUM.ESC_SEQ), wchar16DT.getLength());
		assertEquals("u'\\uFFFD'", result);

		result = wchar16DT.getRepresentation(mb(false, 0xfd, 0xff),
			newset().set(RENDER_ENUM.BYTE_SEQ), wchar16DT.getLength());
		assertEquals("FDh,FFh", result);
	}
Test rendering of various Char data types.
<p>
TODO: force the WideCharDataType instance's dataOrg to switch to 32bit.
Ghidra/Framework/SoftwareModeling/src/test/java/ghidra/program/model/data/CharDataTypesRenderTest.java