test_unit.yml

---
# This is a basic workflow to help you get started with Actions

name: Test (unit)

# Controls when the action will run.
on:  # yamllint disable-line rule:truthy
  # Triggers the workflow on push or pull request events but only for the main branch
  push:
    branches: [main]
  pull_request:
    branches: [main]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:

  # This workflow contains a single job called "build"
  build:

    # The type of runner that the job will run on
    runs-on: ubuntu-latest

    steps:

      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - uses: actions/checkout@v2

      # Checks-out the gimme-a-man repo
      - uses: actions/checkout@v2
        with:
          # Repository name with owner. For example, actions/checkout
          # Default: ${{ github.repository }}
          repository: mbideau/gimme-a-man
          # Relative path under $GITHUB_WORKSPACE to place the repository
          path: gimme-a-man

      # Checks-out the shunit2 repo
      - uses: actions/checkout@v2
        with:
          # Repository name with owner. For example, actions/checkout
          # Default: ${{ github.repository }}
          repository: kward/shunit2
          # Relative path under $GITHUB_WORKSPACE to place the repository
          path: shunit2

      # Install required packages dependencies
      - name: Install required packages dependencies
        run: |
          DEBIAN_FRONTEND=noninteractive sudo apt-get -q -y install \
            btrfs-progs git make gettext grep gzip tar sed mawk coreutils \
            whiptail

      # Build the program
      - name: Building the program
        run: GIMME_A_MAN="$(pwd)"/gimme-a-man/gimme_a_man.sh make

      # Create a BTRFS file
      - name: Creating an image file with a BTRFS filesystem
        run: rm -f test.img && truncate -s 150M test.img && sudo mkfs.btrfs -f test.img

      # Unmount (preventive)
      - name: Unmounting the BTRFS image file (preventive)
        run: if LC_ALL=C mount | grep -q ' on .*test\.mnt'; then sudo umount -v test.mnt; fi

      # Mount it
      - name: Mouting the BTRFS image file
        run: |
          sudo rm -fr test.mnt && sudo mkdir test.mnt && \
          sudo mount -v -t btrfs -o loop test.img test.mnt

      # Running the tests
      - name: Running the tests
        run: |
          TMPDIR="$(pwd)"/.tmp TEST_DIR="$(pwd)"/test.mnt \
            SHUNIT2="$(pwd)"/shunit2/shunit2 \
            BTRFS_DIFF="$(pwd)"/btrfs_diff.sh sh test_unit.sh

      # Unmount
      - name: Unmounting the BTRFS image file
        run: if LC_ALL=C mount | grep -q ' on .*test\.mnt'; then sudo umount -v test.mnt; fi
        if: always()

      # Cleanup
      - name: Cleaning up
        run: rm -fr .tmp test.img test.mnt
        if: always()