[test] Superblock Operations for MINIX File System

[ppenna]

Description

We should write the following regressions tests for the superblock operations interface of the MINIX file system:

API Tests

• [x] Read a Superblock
• [x] Write a Superblock

Fault Injection Tests

• [x] Read an Invalid Superblock (81aab4c24103a796784f9616dbdad7b82c398cae)
• [x] Write an Invalid Superblock (81aab4c24103a796784f9616dbdad7b82c398cae)
• [ ] Read a Bad Superblock
• [ ] Write a Bad Superblock

Stress Tests

• [ ] Read and Write a Superblock