test-singlenode.yml

name: Single node test

on:
  # Allow manual execution on any branch
  workflow_dispatch:
  # Execute by default on pull requests to the devel branch
  pull_request:
    types:
      - opened
      - synchronize
      - ready_for_review
      - reopened
    branches:
      - devel
    # Only run the tests when something changes that affects us
    paths:
      - .gitattributes
      - .gitignore
      - requirements.txt
      - requirements.yml
      - .github/actions/**
      - .github/workflows/test-singlenode.yml
      - bin/**
      - "!bin/ci-exec"
      - "!bin/create-merge-branch"
      - "!bin/tilt-*"
      - environments/base/**
      - environments/singlenode/**
      - environments/demo/**
      - environments/ci/**

jobs:
  # This job exists so that PRs from outside the main repo are rejected
  fail_on_remote:
    runs-on: ubuntu-latest
    steps:
      - name: Code under test must be from a branch in the azimuth-config repo
        run: exit ${{ github.repository == 'stackhpc/azimuth-config' && '0' || '1' }}

  # We want jobs to wait in a queue for a slot to run, so as not to overload the test infra
  # GitHub concurrency _almost_ does this, except the queue length is one :-(
  # There is a feature request for what we need https://github.com/orgs/community/discussions/12835
  # Until that is implemented, the only other viable option is a busy wait
  wait_in_queue:
    needs: [fail_on_remote]
    if: ${{ github.event_name == 'workflow_dispatch' || !github.event.pull_request.draft }}
    runs-on: ubuntu-latest
    steps:
      - name: Wait for an available slot
        uses: stackhpc/github-actions/workflow-concurrency@master
        with:
          max-concurrency: 1

  run_azimuth_tests:
    needs: [wait_in_queue]
    runs-on: ubuntu-latest
    steps:
      # We need to check out the code under test first in order to use local actions
      - name: Checkout code under test
        uses: actions/checkout@v3

      - name: Set up Azimuth environment
        uses: ./.github/actions/setup
        with:
          os-clouds: ${{ secrets.CLOUD }}
          repository: ${{ github.repository }}
          ref: ${{ github.ref }}

      - name: Provision Azimuth
        uses: ./.github/actions/provision

      - name: Run Azimuth tests
        uses: ./.github/actions/test

      - name: Destroy Azimuth
        uses: ./.github/actions/destroy
        if: ${{ always() }}