merge-coverage.yml

parameters:
  dependsOn: []
  toxenv: "coverage"
  tox_version: "tox"

jobs:
  - job: report_coverage
    pool: { vmImage: "ubuntu-latest" }
    condition: always()
    dependsOn: ${{ parameters.dependsOn }}
    variables:
      TMPDIR: $(Build.BinariesDirectory)
      PIP_NO_WARN_SCRIPT_LOCATION: "0"
      TOXENV: ${{ parameters.toxenv }}
    steps:
      - task: DownloadBuildArtifacts@0
        displayName: download coverage files for run
        inputs:
          buildType: current
          downloadType: specific
          itemPattern: coverage-*/*
          downloadPath: $(Build.StagingDirectory)

      - task: UsePythonVersion@0
        displayName: setup python
        inputs:
          versionSpec: 3.9

      - script: |
          python -c '
          from pathlib import Path
          import shutil

          from_folder = Path("$(Build.StagingDirectory)")
          destination_folder = Path("$(System.DefaultWorkingDirectory)") / ".tox"
          destination_folder.mkdir()
          for coverage_file in from_folder.glob("*/.coverage"):
              destination = destination_folder / f".coverage.{coverage_file.parent.name[9:]}"
              print(f"{coverage_file} copy to {destination}")
              shutil.copy(str(coverage_file), str(destination))'
        displayName: move coverage files into .tox

      - ${{ if parameters.tox_version }}:
          - script: ${{ format('python -m pip install -U --user --force-reinstall {0}', parameters.tox_version) }}
            displayName: ${{ format('install {0} from PyPi', parameters.tox_version) }}
      - ${{ if not(parameters.tox_version) }}:
          - script: python -m pip install -U --user --force-reinstall .
            displayName: install tox inline

      - script: "python -m tox -e py -vv --sdistonly"
        displayName: run package build to ensure generated files present

      - script: "python -m tox --notest -vv --skip-missing-interpreters false"
        displayName: generate coverage tox test environment

      - script: "python -m tox"
        displayName: create coverag report via tox

      - task: PublishCodeCoverageResults@1
        displayName: publish overall coverage report to Azure
        inputs:
          codeCoverageTool: "Cobertura"
          summaryFileLocation: "$(System.DefaultWorkingDirectory)/.tox/coverage.xml"
          failIfCoverageEmpty: true