> 
> 
> File sytem formatted.

> 0 files found.

> Directory created.

> Directory created.

> 
> echo should generate an error

> Directory foo/baz is not empty

> echo should generate an error II

> Directory foo is not empty

> echo should generate an error III

> Error: foo is a directory.

> echo copying

> 
> echo should not generate an error

> File deleted.

> echo should not generate an error II

> Directory deleted.

> File deleted.

> Directory deleted.

> echo should now show an empty file system

> Block 0: -4
Block 1: -1
Block 2: -1
Block 3: -1
Block 4: -1
Block 5: -1
Block 6: -1
Block 7: -1
Block 8: -1
Block 9: -1
Block 10: -1
Block 11: -1
Block 12: -1
Block 13: -1
Block 14: -1
Block 15: -1
Block 16: -1
Block 17: -1
Block 18: -1
Block 19: -1
Block 20: -1
Block 21: -1
Block 22: -1
Block 23: -1
Block 24: -1
Block 25: -1
Block 26: -1
Block 27: -1
Block 28: -1
Block 29: -1
Block 30: -1
Block 31: -1

>