Swift Clean Tests

Audit and improve Swift tests per Clean Code (Robert Martin) — Chapter 9: Unit Tests, adapted to XCTest and Swift Testing framework.

Arguments

The user provided: $ARGUMENTS

If a file path is given — read it. If no arguments — ask the user to paste the code or specify a file.

FIRST Principles Checklist

F — Fast

• Tests must run in milliseconds, not seconds
• No real network calls, no real database, no Thread.sleep
• Use protocol mocks or in-memory implementations for I/O