testing.yml

name: Testing

on:

  push:
    branches:
      - develop
      - develop-ref
      - 'feature_**'
      - 'main_**'
      - 'bugfix_**'
    paths-ignore:
      - 'docs/**'
      - '.github/pull_request_template.md'
      - '.github/ISSUE_TEMPLATE/**'
      - '.github/labels/**'
      - 'build_components/**'
      - 'manage_externals/**'
      - '**/README.md'
      - '**/LICENSE.md'
      
  pull_request:
    types: [opened, synchronize, reopened]
    branches:
      - develop
      - 'main_*'
    paths-ignore:
      - 'docs/**'
      - '.github/pull_request_template.md'
      - '.github/ISSUE_TEMPLATE/**'
      - '.github/labels/**'
      - 'build_components/**'
      - 'manage_externals/**'
      - '**/README.md'
      - '**/LICENSE.md'
      
  workflow_dispatch:
    inputs:
      force_met_image:
        description: 'MET DockerHub repo to force run to use, e.g. met:11.1.0 or met-dev:feature_XYZ_name-PR. Leave this blank to determine repo automatically.'
      repository:
        description: 'Repository that triggered workflow (used by external repo triggering)'
      sha:
        description: 'Commit hash that triggered the event (used by external repo triggering)'
      ref:
        description: 'Branch that triggered event (used by external repo triggering)'
      actor:
        description: 'User that triggered the event (used by external repo triggering)'
      pusher_email:
        description: 'Email address of user who triggered push event (used by external repo triggering)'

jobs:

  event_info:
    name: "Trigger: ${{ github.event_name != 'workflow_dispatch' && github.event_name || github.event.inputs.repository }} ${{ github.event_name != 'workflow_dispatch' && 'event' || github.event.inputs.sha }} ${{ github.event_name != 'workflow_dispatch' && 'local' || github.event.inputs.actor }} "
    runs-on: ubuntu-latest
    steps:
      - name: Print GitHub values for reference
        env:
          GITHUB_CONTEXT: ${{ toJson(github) }}
        run: echo "$GITHUB_CONTEXT"
      - name: Build URL for commit that triggered workflow
        if: github.event_name == 'workflow_dispatch'
        run: echo https://github.com/${{ github.event.inputs.repository }}/commit/${{ github.event.inputs.sha }}

  job_control:
    name: Determine which jobs to run
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
      - name: Set job controls
        id: job_status
        run: .github/jobs/set_job_controls.sh
        env:
          commit_msg: ${{ github.event.head_commit.message }}

    outputs:
      matrix: ${{ steps.job_status.outputs.matrix }}
      run_some_tests: ${{ steps.job_status.outputs.run_some_tests }}
      run_get_image: ${{ steps.job_status.outputs.run_get_image }}
      run_get_input_data: ${{ steps.job_status.outputs.run_get_input_data }}
      run_diff: ${{ steps.job_status.outputs.run_diff }}
      run_unit_tests: ${{ steps.job_status.outputs.run_unit_tests }}
      run_save_truth_data: ${{ steps.job_status.outputs.run_save_truth_data }}
      external_trigger: ${{ steps.job_status.outputs.external_trigger }}
      branch_name: ${{ steps.job_status.outputs.branch_name }}

  get_image:
    name: Docker Setup - Get METplus Image
    runs-on: ubuntu-latest
    needs: job_control
    if: ${{ needs.job_control.outputs.run_get_image == 'true' && needs.job_control.outputs.run_some_tests == 'true' }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        with:
          python-version: '3.10'
      - name: Free disk space
        run: .github/jobs/free_disk_space.sh
      - name: Get METplus Image
        run: .github/jobs/docker_setup.sh
        env:
          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
          EXTERNAL_TRIGGER: ${{ needs.job_control.outputs.external_trigger }}
          SET_MET_IMAGE: ${{ github.event.inputs.force_met_image }}

  update_data_volumes:
    name: Docker Setup - Update Data Volumes
    runs-on: ubuntu-latest
    needs: job_control
    if: ${{ needs.job_control.outputs.run_get_input_data == 'true' && needs.job_control.outputs.run_some_tests == 'true' }}
    continue-on-error: true
    steps:
      - uses: dtcenter/metplus-action-data-update@v3
        with:
          docker_name: ${{ secrets.DOCKER_USERNAME }}
          docker_pass: ${{ secrets.DOCKER_PASSWORD }}
          repo_name: ${{ github.repository }}
          data_prefix: sample_data
          branch_name: ${{ needs.job_control.outputs.branch_name }}
          docker_data_dir: /data/input/METplus_Data
          data_repo_dev: metplus-data-dev
          data_repo_stable: metplus-data
          use_feature_data: true
          tag_max_pages: 15

  unit_tests:
    name: Unit Tests
    runs-on: ubuntu-latest
    needs: [job_control]
    if: ${{ needs.job_control.outputs.run_unit_tests == 'true' }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-python@v5
        with:
          python-version: '3.10'
          cache: 'pip'
      - name: Install Python Test Dependencies
        run: |
          python3 -m pip install --upgrade pip
          python3 -m pip install -r internal/tests/pytests/requirements.txt
      - name: Run Pytests
        run: coverage run -m pytest internal/tests/pytests
        env:
          METPLUS_TEST_OUTPUT_BASE: ${{ runner.workspace }}/pytest_output
      - name: Generate coverage report
        run: |
          coverage report -m --fail-under=90 || echo "::error file=coverage,line=1,col=1::Code coverage is below 90%"
        if: always()
        continue-on-error: true
      - name: Run Coveralls
        uses: AndreMiras/coveralls-python-action@8799c9f4443ac4201d2e2f2c725d577174683b99
        if: always()
        continue-on-error: true
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}

  use_case_tests:
    name: Use Case Tests
    runs-on: ubuntu-latest
    needs: [get_image, update_data_volumes, job_control, unit_tests]
    if: ${{ needs.job_control.outputs.run_some_tests == 'true' }}
    strategy:
      fail-fast: false
      matrix: ${{fromJson(needs.job_control.outputs.matrix)}}
    steps:

      - uses: actions/checkout@v4

      - name: Free disk space
        run: .github/jobs/free_disk_space.sh

      - name: Create directories for database
        run: .github/jobs/create_dirs_for_database.sh

      - name: Create directory for artifacts
        run: mkdir -p artifact

      - name: Get artifact name
        id: get-artifact-name
        run: |
          artifact_name=`.github/jobs/get_artifact_name.sh ${{ matrix.categories }}`
          echo "artifact_name=${artifact_name}" >> $GITHUB_OUTPUT

      # run use case tests
      - name: Run Use Cases
        uses: ./.github/actions/run_tests
        id: run_tests
        with:
          categories: ${{ matrix.categories }}

      # copy logs with errors to error_logs directory to save as artifact
      - name: Save error logs
        id: save-errors
        if: ${{ always() && steps.run_tests.conclusion == 'failure' }}
        run: .github/jobs/save_error_logs.sh

      # run difference testing
      - name: Run difference tests
        id: run-diff
        if: ${{ needs.job_control.outputs.run_diff == 'true' && steps.run_tests.conclusion == 'success' }}
        run: .github/jobs/run_difference_tests.sh ${{ matrix.categories }} ${{ steps.get-artifact-name.outputs.artifact_name }}

      # copy output data to save as artifact
      - name: Save output data
        id: save-output
        if: ${{ always() && steps.run_tests.conclusion != 'skipped' }}
        run: .github/jobs/copy_output_to_artifact.sh ${{ steps.get-artifact-name.outputs.artifact_name }}

      - name: Upload output data artifact
        uses: actions/upload-artifact@v4
        if: ${{ always() && steps.run_tests.conclusion != 'skipped' }}
        with:
          name: ${{ steps.get-artifact-name.outputs.artifact_name }}
          path: artifact/${{ steps.get-artifact-name.outputs.artifact_name }}

      - name: Upload error logs artifact
        uses: actions/upload-artifact@v4
        if: ${{ always() && steps.save-errors.outputs.upload_error_logs }}
        with:
          name: error_logs-${{ steps.get-artifact-name.outputs.artifact_name }}
          path: artifact/error_logs
          if-no-files-found: ignore

      - name: Upload difference data artifact
        uses: actions/upload-artifact@v4
        if: ${{ always() && steps.run-diff.outputs.upload_diff == 'true' }}
        with:
          name: diff-${{ steps.get-artifact-name.outputs.artifact_name }}
          path: artifact/diff-${{ steps.get-artifact-name.outputs.artifact_name }}
          if-no-files-found: ignore

  merge_error_logs:
    name: Merge Error Logs
    runs-on: ubuntu-latest
    needs: use_case_tests
    if: ${{ always() && needs.use_case_tests.result == 'failure' }}
    steps:
      - name: Check for error logs
        id: check-for-error-logs
        run: |
          json_data=$(curl -s -H "Authorization: Bearer ${{ github.token }}" \
                 "https://api.github.com/repos/${{ github.repository }}/actions/runs/${{ github.run_id }}/jobs")
          error_log_jobs=($(echo "$json_data" | jq -r '.jobs[] | select(.name | startswith("Use Case Tests")) | .steps[] | select(.name | startswith("Save error logs")) | select(.conclusion | startswith("success"))'))
          # save output variable to merge error logs if any error logs were created
          if [ ! -z "${error_log_jobs}" ]; then
              echo "has_error_logs=true" >> $GITHUB_OUTPUT
          else
              echo "has_error_logs=false" >> $GITHUB_OUTPUT
          fi
      - name: Merge Artifacts
        if: ${{ always() && steps.check-for-error-logs.outputs.has_error_logs == 'true' }}
        uses: actions/upload-artifact/merge@v4
        with:
          name: error_logs
          pattern: error_logs-*
          delete-merged: true

  create_output_data_volumes:
    name: Create Output Docker Data Volumes
    runs-on: ubuntu-latest
    needs: [use_case_tests]
    if: ${{ needs.job_control.outputs.run_save_truth_data == 'true' }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/download-artifact@v4
      - run: .github/jobs/create_output_data_volumes.sh
        env:
          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}