@Test
	public void testGetCommentDifference2() throws Exception {
		// 0x100204c: p2 has Plate, Pre, EOL, Post, & Repeatable comment.
		programBuilder2.createComment("0x100204c", "Other Plate Comment", CommentType.PLATE);
		programBuilder2.createComment("0x100204c", "Other Pre Comment", CommentType.PRE);
		programBuilder2.createComment("0x100204c", "Other EOL Comment", CommentType.EOL);
		programBuilder2.createComment("0x100204c", "Other Post Comment", CommentType.POST);
		programBuilder2.createComment("0x100204c", "Other Repeatable Comment",
			CommentType.REPEATABLE);

		checkCommentDifference(0x100204c);
	}
Test that ProgramDiff can determine the code unit differences between
Program1 and Program2 where Data Settings differ.
Ghidra/Features/Base/src/test.slow/java/ghidra/program/util/ProgramDiff1Test.java