@Test
	public void testReadMappings() throws IOException {
		for (LanguageDescription langDesc : DefaultLanguageService.getLanguageService().getLanguageDescriptions(
			false)) {

			Language lang =
				DefaultLanguageService.getLanguageService().getLanguage(langDesc.getLanguageID());

			if (!DWARFRegisterMappingsManager.hasDWARFRegisterMapping(lang)) {
				continue;
			}

			DWARFRegisterMappings drm = DWARFRegisterMappingsManager.readMappingForLang(lang);
			assertNotNull("DWARF mapping read failed for " + langDesc.getLanguageID(), drm);
		}
	}
Test reading the DWARF register mappings for every language that has a DWARF register
mapping file specified in its LDEF file.
@throws IOException
Ghidra/Test/IntegrationTest/src/test.slow/java/ghidra/app/util/bin/format/dwarf4/next/DWARFRegisterMappingsTest.java