As discovered by xfstests generic/401 [1], during the move to the v2 api we seem to have lost the "." and ".." directory entries. [1]: 4ef5b032bc/screenlog.0 (L520)
4ef5b032bc/screenlog.0 (L520)
Regression test for https://github.com/rfjakob/gocryptfs/issues/354
matrix_test.go is already too big.