Golden vectors #3
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| name: Golden vectors | |
| # Rebuilds official libcsp v2.1 (commit 48f7fb0) from source, regenerates every | |
| # committed CAN capture under tests/golden_vectors/, and fails if the fresh | |
| # capture differs from what is committed. This catches an upstream libcsp | |
| # change (or a moved v2.1 tag) even when no local change triggers the run. | |
| on: | |
| schedule: | |
| - cron: "0 3 * * *" # nightly, 03:00 UTC | |
| push: | |
| branches: [main] | |
| paths: | |
| - "tests/golden_vectors/**" | |
| - "Dockerfile" | |
| - "docker-compose.yml" | |
| pull_request: | |
| paths: | |
| - "tests/golden_vectors/**" | |
| - "Dockerfile" | |
| - "docker-compose.yml" | |
| workflow_dispatch: {} | |
| jobs: | |
| regenerate-and-diff: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| - name: Build the libcsp golden-vector image | |
| run: docker compose build | |
| - name: Start the golden-vector container | |
| run: docker compose up -d | |
| - name: Regenerate every committed vector from a fresh libcsp build | |
| run: docker compose exec -T libcsp-vectors /app/tests/golden_vectors/scripts/regenerate-vectors.sh | |
| - name: Stop the golden-vector container | |
| if: always() | |
| run: docker compose down | |
| - name: Fail if regenerated vectors differ from committed fixtures | |
| run: | | |
| if ! git diff --exit-code -- tests/golden_vectors/*.txt; then | |
| echo "::error::Freshly captured CAN traffic from libcsp v2.1 (48f7fb0) no longer matches the committed golden vectors." | |
| echo "::error::Either upstream libcsp changed on-wire behavior, or a committed fixture is stale. Investigate before merging." | |
| exit 1 | |
| fi |