name: CI

on:
  pull_request:
  push:
    branches:
      - main

env:
  RUST_BACKTRACE: 1
  CARGO_TERM_COLOR: always

jobs:
  test-action:
    name: Test the action
    runs-on: ubuntu-latest
    steps:
      - name: Checkout the test repository
        uses: actions/checkout@v3
        with:
          repository: mgr0dzicki/cargo-semver-action-ref-slice
          fetch-depth: 0
          persist-credentials: true
      - name: Checkout the action
        uses: actions/checkout@v3
        with:
          path: action
      # Assumes that the latest published normal version of `ref_slice` smaller
      # than 1.2.2 is 1.2.1.
      # TODO: Change the crate version in the corresponding branch `patch_change`
      # to 1.2.1 once new logic of choosing baseline is adapted. Otherwise
      # if new version 1.2.2 of `ref_slice` is released, the tests might stop
      # working correctly.
      - name: Checkout the test with patch change and patch version bump
        run: git checkout patch_change
      - name: Run the action
        uses: ./action/
      # Assumes that the latest published normal version of `ref_slice` smaller
      # than 1.2.2 exports a public function `ref_slice`.
      # TODO: Change the crate version in the corresponding branch `major_change`
      # to 1.2.1 once new logic of choosing baseline is adapted. Otherwise
      # if new version 1.2.2 of `ref_slice` is released, the tests might stop
      # working correctly.
      - name: Checkout the test with major change and patch version bump
        run: git checkout major_change
      - name: Run the action (allowed to fail)
        id: action_major
        uses: ./action/
        continue-on-error: true
      - name: Check the action outcome
        run: |
          if [[ "${{ steps.action_major.outcome }}" != 'failure' ]]; then
            echo "Error! The action should have failed because of the breaking change, but it has not."
            exit 1
          else
            echo "OK! The action has failed as expected on the breaking change."
          fi