name: Integration Tests Reusable

on:
  workflow_call:
    inputs:
      name:
        description: A unique identifer used for uploaded assets
        type: string
      test_type:
        description: '"development" or "production"'
        required: true
        type: string
      run_before_test:
        description: >
          Bash code to run before executing the test (e.g. setting environment
          variables). Runs in the same step as the test.
        type: string
        default: ''
      e2e_groups:
        description: >
          Size of the matrix used for running e2e tests (controls parallelism)
        type: number
        default: 6
      integration_groups:
        description: >
          Size of the matrix used for running legacy integration tests (controls
          parallelism)
        type: number
        default: 6
      e2e_timeout_minutes:
        type: number
        default: 30
      integration_timeout_minutes:
        type: number
        default: 30
      num_retries:
        type: number
        default: 2

jobs:
  # First, build Next.js to execute across tests.
  build-next:
    name: build-next
    uses: ./.github/workflows/build_reusable.yml
    with:
      skipNativeBuild: yes
      stepName: build-next
    secrets: inherit

  build-native:
    name: build-native
    uses: ./.github/workflows/build_reusable.yml
    with:
      skipInstallBuild: yes
      stepName: build-native
    secrets: inherit

  generate-matrices:
    runs-on: [self-hosted, linux, x64, metal]
    steps:
      - id: out
        run: |
          printf 'e2e=[%s]\n' \
            "$(seq -s, 1 ${{ inputs.e2e_groups }})" | \
            tee -a "$GITHUB_OUTPUT"
          printf 'integration=[%s]\n' \
            "$(seq -s, 1 ${{ inputs.integration_groups }})" | \
            tee -a "$GITHUB_OUTPUT"
    outputs:
      e2e: ${{ steps.out.outputs.e2e }}
      integration: ${{ steps.out.outputs.integration }}

  # Actual test scheduling. These jobs mimic the normal test jobs.
  # Refer build_and_test.yml for more details.
  #
  # We run tests in two parts. Legacy integration tests are run separately:
  # https://github.com/vercel/next.js/blob/canary/contributing/core/testing.md#test-types-in-nextjs
  test-e2e:
    # Name must match `integrationTestJobs` in
    # `./.github/actions/next-integration-stat`
    name: >-
      Next.js integration test (E2E and ${{ inputs.test_type }})
      (${{ matrix.group }}/${{ inputs.e2e_groups }})
    needs: [build-next, build-native, generate-matrices]
    strategy:
      fail-fast: false
      matrix:
        group: ${{ fromJSON(needs.generate-matrices.outputs.e2e) }}
    uses: ./.github/workflows/build_reusable.yml
    with:
      afterBuild: |
        # e2e and ${{ inputs.test_type }} tests with `node run-tests.js`

        export NEXT_TEST_CONTINUE_ON_ERROR=TRUE
        export NEXT_TEST_MODE=${{
          inputs.test_type == 'development' && 'dev' || 'start'
        }}

        ${{ inputs.run_before_test }}

        node run-tests.js \
          --group ${{ matrix.group }}/${{ inputs.e2e_groups }} \
          --retries ${{ inputs.num_retries }} \
          --type ${{ inputs.test_type }}
      stepName: test-${{ inputs.name }}-${{ matrix.group }}
      timeout_minutes: ${{ inputs.e2e_timeout_minutes }}
    secrets: inherit

  test-integration:
    # Name must match `integrationTestJobs` in
    # `./.github/actions/next-integration-stat`
    name: >-
      Next.js integration test (Integration)
      (${{ matrix.group }}/${{ inputs.e2e_groups }})
    needs: [build-next, build-native, generate-matrices]
    strategy:
      fail-fast: false
      matrix:
        group: ${{ fromJSON(needs.generate-matrices.outputs.integration) }}
    uses: ./.github/workflows/build_reusable.yml
    with:
      nodeVersion: 18.18.2
      afterBuild: |
        # legacy integration tests with `node run-tests.js`

        export NEXT_TEST_CONTINUE_ON_ERROR=TRUE

        # HACK: Despite the name, these environment variables are just used to
        # gate tests, so they're applicable to both turbopack and rspack tests
        export ${{
          inputs.test_type == 'development' &&
            'TURBOPACK_DEV=1' ||
            'TURBOPACK_BUILD=1'
        }}

        ${{ inputs.run_before_test }}

        node run-tests.js \
          --group ${{ matrix.group }}/${{ inputs.integration_groups }} \
          --retries ${{ inputs.num_retries }} \
          --type integration
      stepName: test-${{ inputs.name }}-integration-${{ matrix.group }}
      timeout_minutes: ${{ inputs.integration_timeout_minutes }}
    secrets: inherit

  # Collect integration test results from execute_tests,
  # Store it as github artifact for next step to consume.
  collect_nextjs_development_integration_stat:
    needs: [test-e2e, test-integration]
    name: Next.js integration test development status report
    runs-on: [self-hosted, linux, x64, metal]
    if: always()
    permissions:
      pull-requests: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Collect integration test stat
        uses: ./.github/actions/next-integration-stat
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Store artifacts
        uses: actions/upload-artifact@v4
        with:
          name: test-results-${{ inputs.name }}
          path: |
            nextjs-test-results.json
            failed-test-path-list.json
            passed-test-path-list.json