name: Rust Mutation Testing

on:
    schedule:
        - cron: "0 4 * * 0" # Weekly on Sunday at 4am UTC
    workflow_dispatch:

env:
    GIT_SSL_NO_VERIFY: "true"
    NODE_TLS_REJECT_UNAUTHORIZED: "0"

jobs:
    mutants:
        runs-on: ubuntu-latest
        timeout-minutes: 90

        steps:
            - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

            - name: Set up Rust
              run: |
                  curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain stable
                  echo "$HOME/.cargo/bin" >> $GITHUB_PATH

            - name: Cache cargo registry
              uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
              with:
                  path: |
                      ~/.cargo/registry
                      ~/.cargo/git
                      veza-stream-server/target
                  key: ${{ runner.os }}-cargo-mutants-${{ hashFiles('veza-stream-server/Cargo.lock') }}
                  restore-keys: |
                      ${{ runner.os }}-cargo-mutants-

            - name: Install cargo-mutants
              run: cargo install cargo-mutants

            - name: Run mutation testing
              run: cd veza-stream-server && cargo mutants --timeout 120 -- --lib
              continue-on-error: true

            - name: Upload mutation results
              if: always()
              uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
              with:
                  name: mutation-results
                  path: veza-stream-server/mutants.out/
                  retention-days: 30