ci.yml

name: CI

on:
  push:
    paths-ignore:
      - "dockerfiles/**"
      - ".gitignore"
      - "dev_tools.sh"
      - "docker-compose.yml"
      - "Makefile"
      - "README.md"
      - "test_all_in_ubuntu"
  pull_request:
    paths-ignore:
      - "dockerfiles/**"
      - ".gitignore"
      - "dev_tools.sh"
      - "docker-compose.yml"
      - "Makefile"
      - "README.md"
      - "test_all_in_ubuntu"

permissions: read-all

defaults:
  run:
    shell: bash
    working-directory: "./"

jobs:
  shellcheck:
    name: ShellCheck
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install the prerequisites
        run: |
          sudo apt-get update -y
          sudo apt-get install -y --no-install-recommends shellcheck
      - name: Run ShellCheck
        run: |
          shellcheck --version
          bin/shellcheck

  test-macos:
    name: Tests for MacOS
    strategy:
      matrix:
        os: [macos-12, macos-13, macos-14, macos-15]

    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@v4

      - name: Install prerequisites
        run: brew install coreutils bash

      - name: Run the tests
        run: |
          zsh --version
          bash --version
          script time make test

  test-linux:
    name: Tests for Linux
    strategy:
      matrix:
        os: [ubuntu-20.04, ubuntu-22.04]

    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@v4

      - name: Install the prerequisites
        run: |
          sudo apt-get update -y
          sudo apt-get install -y --no-install-recommends zsh

      - name: Run the tests for Bash
        run: |
          bash --version
          script -q -e -c 'make test_bash'

      - name: Run the tests for Zsh
        run: |
          zsh --version
          make test_zsh

  test-minimum-supported-shell-versions:
    name: Tests for the minimum supported Bash and Zsh versions
    runs-on: ubuntu-20.04

    steps:
      - uses: actions/checkout@v4

      - name: Cache Bash and Zsh source
        uses: actions/cache@v4
        id: shell-cache
        with:
          path:  |
            bash-4.3
            zsh-5.3.1
          key: bash-4.3-and-zsh-5.3.1-source-${{ runner.os }}

      - name: Install Bash 4.3
        run: |
          if [ ! -d "bash-4.3" ]; then
            wget http://ftp.gnu.org/gnu/bash/bash-4.3.tar.gz
            tar -xvzf bash-4.3.tar.gz
          fi
          cd bash-4.3
          ./configure
          make
          sudo make install
          echo "============================================"
          bash --version  # Verify the installed Bash version

      - name: Run the tests for Bash
        run: script -q -e -c 'make test_bash'

      - name: Install Zsh 5.3.1
        run: |
          if [ ! -d "zsh-5.3.1" ]; then
            wget -O zsh-5.3.1.tar.gz https://sourceforge.net/projects/zsh/files/zsh/5.3.1/zsh-5.3.1.tar.gz/download
            tar xf zsh-5.3.1.tar.gz
            wget -O zsh-5.3.1/config.guess 'https://git.savannah.gnu.org/cgit/config.git/plain/config.guess'
            wget -O zsh-5.3.1/config.sub 'https://git.savannah.gnu.org/cgit/config.git/plain/config.sub'
            chmod +x zsh-5.3.1/config.guess zsh-5.3.1/config.sub
          fi
          cd zsh-5.3.1
          ./configure --without-tcsetpgrp
          make
          sudo make install
          echo "============================================"
          zsh --version  # Verify the installed Zsh version

      - name: Run the tests for Zsh
        run: make test_zsh