forge-ci.yml

name: Forge CI

on:
  merge_group:
  pull_request:
  push:
    branches:
      - main
      - release/**
    tags:
      - "*"

jobs:
  setup:
    # A full job can be used as a reusable workflow but not a step.
    uses: ./.github/workflows/reusable-foundry-setup.yml
    with:
      # The below line does not accept environment variables,
      # so it becomes the single source of truth for the version.
      foundry-version: nightly

  build:
    runs-on: ubuntu-latest
    needs: setup
    # Takes about 3 minutes
    timeout-minutes: 15
    outputs:
      # The cache-key only contains the version name. It is only used so that the name does not
      # need to be repeated everywhere; instead setting the `foundry-version` above suffices.
      cache-key: ${{ needs.setup.outputs.cache-key }}
      # Github's cache actions are a bit weird to deal with. It wouldn't let me restore the
      # binaries to /usr/bin, so I restored them to the original location and added it to PATH.
      # This output will let us carry it to other jobs.
      installation-dir: ${{ needs.setup.outputs.installation-dir }}
    steps:
      - name: Restore cached Foundry toolchain
        uses: actions/cache/restore@v3
        with:
          path: ${{ needs.setup.outputs.installation-dir }}
          key: ${{ needs.setup.outputs.cache-key }}
      - name: Add Foundry to PATH
        run: echo "${{ needs.setup.outputs.installation-dir }}" >> "$GITHUB_PATH"
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Build
        run: forge build
      - name: Cache build artifacts
        uses: actions/cache/save@v3
        with:
          path: |
            ./lib
            ./out
            ./cache
            ./broadcast
          key: build-${{ github.event.pull_request.head.sha || github.event.after || github.sha }}

  test:
    runs-on: ubuntu-latest
    needs: build
    # No more than a few minutes
    timeout-minutes: 5
    steps:
      - name: Restore cached Foundry toolchain
        uses: actions/cache/restore@v3
        with:
          path: ${{ needs.build.outputs.installation-dir }}
          key: ${{ needs.build.outputs.cache-key }}
      - name: Add Foundry to PATH
        run: echo "${{ needs.build.outputs.installation-dir }}" >> "$GITHUB_PATH"
      - name: Checkout repository
        uses: actions/checkout@v4
      - name: Restore build artifacts
        uses: actions/cache/restore@v3
        with:
          path: |
            ./lib
            ./out
            ./cache
            ./broadcast
          key: build-${{ github.event.pull_request.head.sha || github.event.after || github.sha }}
      - name: Test
        run: forge test -vvv
      - name: Set test snapshot as summary
        run: NO_COLOR=1 forge snapshot >> $GITHUB_STEP_SUMMARY

  format:
    runs-on: ubuntu-latest
    needs: build
    # No more than a few minutes
    timeout-minutes: 5
    steps:
      - name: Restore cached Foundry toolchain
        uses: actions/cache/restore@v3
        with:
          path: ${{ needs.build.outputs.installation-dir }}
          key: ${{ needs.build.outputs.cache-key }}
      - name: Add Foundry to PATH
        run: echo "${{ needs.build.outputs.installation-dir }}" >> "$GITHUB_PATH"
      - name: Checkout repository
        uses: actions/checkout@v4
      - name: Restore build artifacts
        uses: actions/cache/restore@v3
        with:
          path: |
            ./lib
            ./out
            ./cache
            ./broadcast
          key: build-${{ github.event.pull_request.head.sha || github.event.after || github.sha }}
      - name: Check formatting
        run: forge fmt --check

  extract-base-storage-layout-exocore-gateway:
    runs-on: ubuntu-latest
    needs: build
    # A few minutes
    timeout-minutes: 10
    steps:
      - name: Restore cached Foundry toolchain
        uses: actions/cache/restore@v3
        with:
          path: ${{ needs.build.outputs.installation-dir }}
          key: ${{ needs.build.outputs.cache-key }}
      - name: Add Foundry to PATH
        run: echo "${{ needs.build.outputs.installation-dir }}" >> "$GITHUB_PATH"
      - name: Checkout base branch or previous commit
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.pull_request.base.ref || github.event.before }}
          # We don't have a `lib` folder to restore for this step, so we
          # recursively checkout the submodules. In other steps, we use the
          # `lib` folder from the `build` job.
          submodules: recursive
      - name: Generate base branch layout file
        # Note that this `run` will do a `forge build` so we don't need to do it ourselves.
        # The build artifacts of this step are not relevant to us either, so we don't need to
        # cache them.
        run: |
          forge inspect src/core/ExocoreGateway.sol:ExocoreGateway storage-layout > ExocoreGateway.base.json
      - name: Upload storage layout file as an artifact
        uses: actions/upload-artifact@v4
        with:
          path: ExocoreGateway.base.json
          name: compiled-layout-ExocoreGateway-base-${{ github.event.pull_request.base.sha || github.event.after || github.sha }}

  extract-storage-layouts:
    runs-on: ubuntu-latest
    needs: build
    strategy:
      matrix:
        contract: [Bootstrap, ClientChainGateway, RewardVault, Vault, ExocoreGateway, ExoCapsule]
    # A few minutes
    timeout-minutes: 10
    steps:
      - name: Restore cached Foundry toolchain
        uses: actions/cache/restore@v3
        with:
          path: ${{ needs.build.outputs.installation-dir }}
          key: ${{ needs.build.outputs.cache-key }}
      - name: Add Foundry to PATH
        run: echo "${{ needs.build.outputs.installation-dir }}" >> "$GITHUB_PATH"
      - name: Checkout repository
        uses: actions/checkout@v4
      - name: Restore build artifacts
        uses: actions/cache/restore@v3
        with:
          path: |
            ./lib
            ./out
            ./cache
            ./broadcast
          key: build-${{ github.event.pull_request.head.sha || github.event.after || github.sha }}
      - name: Generate storage layout file for ${{ matrix.contract }}
        run: |
          forge inspect src/core/${{ matrix.contract }}.sol:${{ matrix.contract }} storage-layout > ${{ matrix.contract }}.compiled.json;
      - name: Upload storage layout file as an artifact
        uses: actions/upload-artifact@v4
        with:
          path: ${{ matrix.contract }}.compiled.json
          name: compiled-layout-${{ matrix.contract}}-${{ github.event.pull_request.head.sha || github.event.after || github.sha }}

  combine-storage-layouts:
    runs-on: ubuntu-latest
    needs:
      - extract-base-storage-layout-exocore-gateway
      - extract-storage-layouts
    # A few minutes
    timeout-minutes: 10
    steps:
      - name: Download artifacts
        uses: actions/download-artifact@v4
        # No name means all artifacts are downloaded within their respective subfolders
        # inside the provided path.
        with:
          path: combined
      - name: Zip up the compiled layouts
        run: zip -j compiled-layouts.zip combined/*/*.json
      - name: Upload the compiled layouts file as an artifact
        uses: actions/upload-artifact@v4
        with:
          path: compiled-layouts.zip
          name: compiled-layouts-${{ github.event.pull_request.head.sha || github.event.after || github.sha }}