mutants-demo

1. Install Rust.
2. Install testing tools.

   cargo install --locked cargo-tarpaulin cargo-mutants
   

3. Calculate coverage -> 100%.

   cargo tarpaulin
   

4. List available mutations.

   cargo mutants --list
   

5. Run mutation tests -> not all mutations are caught.

   cargo mutants 
   

6. Uncomment line #12 in src/math.rs.
7. Run mutation tests again -> all mutations are caught.

   cargo mutants