name: Upgrading from a previous release with v up works

on:
  push:
    paths-ignore:
      - '**.md'
      - '**.yml'
      - '**.vv'
      - '**.out'
      - '!**/vup_works.yml'
      - '!cmd/tools/vup.v'
      - 'cmd/tools/vrepl.v'
  pull_request:
    paths-ignore:
      - '**.md'
      - '**.yml'
      - '**.vv'
      - '**.out'
      - '!**/vup_works.yml'
      - '!cmd/tools/vup.v'
      - 'cmd/tools/vrepl.v'

concurrency:
  group: vup-${{ github.workflow }}-${{ github.ref == 'refs/heads/master' && github.sha || github.ref }}
  cancel-in-progress: true

jobs:
  v-up-works-nix:
    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-latest
            zip: v_linux.zip
          - os: macos-15-intel
            zip: v_macos_x86_64.zip
          - os: macos-latest
            zip: v_macos_arm64.zip
    runs-on: ${{ matrix.os }}
    timeout-minutes: 20
    env:
      VDIR: /tmp/v_from_release_zip
    steps:
      - uses: actions/checkout@v6
      - name: Build v
        run: make && ./v symlink && ./v version

      - name: Download latest release ZIP
        run: ./v retry -- ./v download --sha256 https://github.com/vlang/v/releases/latest/download/${{ matrix.zip }}

      - name: Extract ZIP 1, no changes
        run: |
          rm -rf "$VDIR" && unzip -q -d v_from_release/ ${{ matrix.zip }} && mv v_from_release "$VDIR"
          cd "$VDIR/v"
          ./v version
          ./v up
          echo "Updated ./v version: $(./v version) | Current   v version: $(v version)"

      - name: Extract ZIP 2, with local changes
        run: |
          rm -rf "$VDIR" && unzip -q -d v_from_release/ ${{ matrix.zip }} && mv v_from_release "$VDIR"
          touch "$VDIR/v/vlib/v/pref/local_file_not_present_in_master.c.v" && rm "$VDIR/v/examples/hello_world.v"
          cd "$VDIR/v"
          ./v version
          ./v up
          echo "Updated ./v version: $(./v version) | Current   v version: $(v version)"

      - name: Extract ZIP 3, with current vup.v in the extract
        run: |
          rm -rf "$VDIR" && unzip -q -d v_from_release/ ${{ matrix.zip }} && mv v_from_release "$VDIR"
          rm -rf "$VDIR/v/cmd/tools/vup" && cp cmd/tools/vup.v "$VDIR/v/cmd/tools/vup.v"
          cd "$VDIR/v"
          ./v version
          ./v up
          echo "Updated ./v version: $(./v version) | Current   v version: $(v version)"

      - name: Extract ZIP 4, with local changes, and with current vup.v
        run: |
          rm -rf "$VDIR" && unzip -q -d v_from_release/ ${{ matrix.zip }} && mv v_from_release "$VDIR"
          rm -rf "$VDIR/v/cmd/tools/vup" && cp cmd/tools/vup.v "$VDIR/v/cmd/tools/vup.v"
          touch "$VDIR/v/vlib/v/pref/local_file_not_present_in_master.c.v" && rm "$VDIR/v/examples/hello_world.v"
          cd "$VDIR/v"
          ./v version
          ./v up
          echo "Updated ./v version: $(./v version) | Current   v version: $(v version)"