tests the storagetierview #getdirview int method . concode_field_sep StorageTier mTestTier concode_elem_sep int TEST_TIER_LEVEL concode_elem_sep ExpectedException mThrown concode_elem_sep TemporaryFolder mTestFolder concode_elem_sep StorageTierView mTestTierView concode_field_sep void getDirViews concode_elem_sep void before concode_elem_sep void getDirViewBadIndex concode_elem_sep void getTierViewAlias concode_elem_sep void getTierViewOrdinal