trigger:
  - master
  - '*.x'

variables:
  vmImage: ubuntu-latest
  python.version: '3.8'
  TOXENV: py,coverage-ci
  hasTestResults: 'true'

strategy:
  matrix:
    Python 3.8 Linux:
      vmImage: ubuntu-latest
    Python 3.8 Windows:
      vmImage: windows-latest
    Python 3.8 Mac:
      vmImage: macos-latest
    PyPy 3 Linux:
      python.version: pypy3
    Python 3.7 Linux:
      python.version: '3.7'
    Python 3.6 Linux:
      python.version: '3.6'
    Python 3.5 Linux:
      python.version: '3.5'
    Python 2.7 Linux:
      python.version: '2.7'
    Python 2.7 Windows:
      python.version: '2.7'
      vmImage: windows-latest
    Docs:
      TOXENV: docs
      hasTestResults: 'false'
    Style:
      TOXENV: style
      hasTestResults: 'false'

pool:
  vmImage: $[ variables.vmImage ]

steps:
  - task: UsePythonVersion@0
    inputs:
      versionSpec: $(python.version)
    displayName: Use Python $(python.version)

  - script: pip --disable-pip-version-check install -U tox
    displayName: Install tox

  - script: tox -s false -- --junit-xml=test-results.xml
    displayName: Run tox

  - task: PublishTestResults@2
    inputs:
      testResultsFiles: test-results.xml
      testRunTitle: $(Agent.JobName)
    condition: eq(variables['hasTestResults'], 'true')
    displayName: Publish test results

  - task: PublishCodeCoverageResults@1
    inputs:
      codeCoverageTool: Cobertura
      summaryFileLocation: coverage.xml
    condition: eq(variables['hasTestResults'], 'true')
    displayName: Publish coverage results