CI: - commented-out code; - macos-11 workaround (#521)

.github/workflows/tests.yml

@@ -14,25 +14,5 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v2
-      # Normally, we would use the superbly maintained...
-      # - uses: actions/setup-python@v2
-      #   with:
-      #    python-version: ${{ matrix.python-version }}
-      # ... but in the repo, we want to test pyenv builds on Ubuntu
-      # - run: |
-          # sudo apt-get install -y build-essential libssl-dev zlib1g-dev libbz2-dev \
-              # libreadline-dev libsqlite3-dev wget curl llvm libncurses5-dev libncursesw5-dev \
-              # xz-utils tk-dev libffi-dev liblzma-dev python-openssl git
-      # https://github.com/pyenv/pyenv#installation
-      #- env:
-      #    PYENV_ROOT: /home/runner/work/pyenv/pyenv
-      #  run: |
-      #    echo $PYENV_ROOT
-      #    echo "$PYENV_ROOT/shims:$PYENV_ROOT/bin" >> $GITHUB_PATH
-      # macos-11 Github Actions env has an old `readlink` and lacks `greadlink` which causes Bats to break
-      - run: |
-          if [[ $RUNNER_OS == "macOS" ]] && [[ $(sw_vers -productVersion | awk -F. '{print $1}') -lt 12 ]]; then
-            brew install coreutils
-          fi
       - run: git clone https://github.com/bats-core/bats-core.git --depth=1 -b v1.2.0 bats
       - run: bats/bin/bats --tap test