Test Mathlib #1849
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| # Test Mathlib against a Batteries PR | |
| name: Test Mathlib | |
| on: | |
| workflow_run: | |
| workflows: [ci] | |
| types: [completed] | |
| jobs: | |
| on-success: | |
| runs-on: ubuntu-latest | |
| if: github.event.workflow_run.conclusion == 'success' && github.event.workflow_run.event == 'pull_request' && github.repository == 'leanprover-community/batteries' | |
| steps: | |
| - name: Checkout PR | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| - name: Get PR info | |
| id: pr-info | |
| run: | | |
| echo "pullRequestNumber=$(gh pr list --search $SHA --json number -q '.[0].number' || echo '')" >> $GITHUB_OUTPUT | |
| echo "targetBranch=$(gh pr list --search $SHA --json baseRefName -q '.[0].baseRefName' || echo '')" >> $GITHUB_OUTPUT | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| SHA: ${{ github.event.workflow_run.head_sha }} | |
| - name: Checkout mathlib4 repository | |
| if: steps.pr-info.outputs.pullRequestNumber != '' && steps.pr-info.outputs.targetBranch == 'main' | |
| uses: actions/checkout@v4 | |
| with: | |
| repository: leanprover-community/mathlib4 | |
| token: ${{ secrets.MATHLIB4_BOT }} | |
| ref: master | |
| fetch-depth: 0 | |
| - name: Install elan | |
| if: steps.pr-info.outputs.pullRequestNumber != '' && steps.pr-info.outputs.targetBranch == 'main' | |
| run: | | |
| set -o pipefail | |
| curl -sSfL https://github.com/leanprover/elan/releases/download/v3.0.0/elan-x86_64-unknown-linux-gnu.tar.gz | tar xz | |
| ./elan-init -y --default-toolchain none | |
| echo "$HOME/.elan/bin" >> "${GITHUB_PATH}" | |
| - name: Check if tag exists | |
| if: steps.pr-info.outputs.pullRequestNumber != '' && steps.pr-info.outputs.targetBranch == 'main' | |
| id: check_mathlib_tag | |
| env: | |
| PR_NUMBER: ${{ steps.pr-info.outputs.pullRequestNumber }} | |
| HEAD_REPO: ${{ github.event.workflow_run.head_repository.full_name }} | |
| HEAD_BRANCH: ${{ github.event.workflow_run.head_branch }} | |
| run: | | |
| git config user.name "leanprover-community-mathlib4-bot" | |
| git config user.email "[email protected]" | |
| echo "PR info: $HEAD_REPO $HEAD_BRANCH" | |
| BASE=master | |
| echo "Using base tag: $BASE" | |
| EXISTS="$(git ls-remote --heads origin batteries-pr-testing-$PR_NUMBER | wc -l)" | |
| echo "Branch exists: $EXISTS" | |
| if [ "$EXISTS" = "0" ]; then | |
| echo "Branch does not exist, creating it." | |
| git switch -c batteries-pr-testing-$PR_NUMBER "$BASE" | |
| # Modify the lakefile.lean with the fork and branch name | |
| sed -i "s,require \"leanprover-community\" / \"batteries\" @ git \".\+\",require \"leanprover-community\" / \"batteries\" from git \"https://github.com/$HEAD_REPO\" @ \"$HEAD_BRANCH\",g" lakefile.lean | |
| lake update batteries | |
| git add lakefile.lean lake-manifest.json | |
| git commit -m "Update Batteries branch for testing https://github.com/leanprover-community/batteries/pull/$PR_NUMBER" | |
| else | |
| echo "Branch already exists, merging $BASE and bumping Batteries." | |
| git switch batteries-pr-testing-$PR_NUMBER | |
| git merge "$BASE" --strategy-option ours --no-commit --allow-unrelated-histories | |
| lake update batteries | |
| git add lake-manifest.json | |
| git commit --allow-empty -m "Trigger CI for https://github.com/leanprover-community/batteries/pull/$PR_NUMBER" | |
| fi | |
| - name: Push changes | |
| if: steps.pr-info.outputs.pullRequestNumber != '' && steps.pr-info.outputs.targetBranch == 'main' | |
| env: | |
| PR_NUMBER: ${{ steps.pr-info.outputs.pullRequestNumber }} | |
| run: | | |
| git push origin batteries-pr-testing-$PR_NUMBER |