@Override
		public int compare(String s1, String s2) {
			if (s1 == null) {
				s1 = "";
			}
			if (s2 == null) {
				s2 = "";
			}
			return s1.compareToIgnoreCase(s2);
		}
Basic tests for the memory map provider.
Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/memory/MemoryMapProvider1Test.java