Add macos to test matrix

.github/workflows/tox.yml

@@ -32,6 +32,7 @@ jobs:
             pkg
             eco
             py311-devel
+          platforms: linux,macos
 
   build:
     name: ${{ matrix.name }}
@@ -62,33 +63,38 @@ jobs:
           path: |
             ~/.cache/pre-commit
           key: pre-commit-${{ matrix.name || matrix.passed_name }}-${{ hashFiles('.pre-commit-config.yaml') }}
-      - name: Install system dependencies
+
+      - name: Install system dependencies on Linux
+        if: ${{ runner.os == 'Linux' }}
         # remove broken .deb ansible and replace with pip version:
         # https://github.com/actions/virtual-environments/issues/3001
         run: |
           sudo apt-get remove -y ansible \
           && sudo apt-get update \
-          && sudo apt-get install -y libvirt-dev python3-cryptography python3-jinja2 python3-yaml virtualenv \
+          && sudo apt-get install -y libvirt-dev python3-cryptography python3-jinja2 python3-yaml virtualenv fish zsh \
           && pip3 install --user ansible-core ansible-lint\
           && echo "$HOME/.local/bin" >> $GITHUB_PATH
         # https://docs.github.com/en/actions/reference/workflow-commands-for-github-actions#adding-a-system-path
-      - name: Validate that ansible works
+
+      - name: Install system dependencies on macOS
+        if: ${{ runner.os == 'macOS' }}
         run: |
-          ansible --version \
-          && virtualenv foo \
-          && source foo/bin/activate \
-          && ansible --version
+          brew install bash fish
+
       - name: Set up Python ${{ matrix.python_version || '3.10' }}
-        if: "!contains(matrix.shell, 'wsl')"
         uses: actions/setup-python@v5
         with:
           cache: pip
           python-version: ${{ matrix.python_version || '3.10' }}
 
       - name: Install tox
         run: |
+          set -euxo pipefail
           python3 -m pip install --upgrade pip
           python3 -m pip install --upgrade "tox>=4.0.0"
+          bash --version
+          zsh --version
+          fish --version
 
       - name: Log installed dists
         run: python3 -m pip freeze --all

pyproject.toml

@@ -176,7 +176,7 @@ filterwarnings = [
 ]
 
 [tool.ruff]
-ignore = [
+lint.ignore = [
   # Disabled on purpose:
   "E501", # we use black
   "FBT", # Boolean positional value in function call
@@ -204,18 +204,18 @@ ignore = [
   "T",
   "TRY",
 ]
-select = ["ALL"]
+lint.select = ["ALL"]
 target-version = "py310"
 # Same as Black.
 line-length = 88
 
-[tool.ruff.flake8-pytest-style]
+[tool.ruff.lint.flake8-pytest-style]
 parametrize-values-type = "tuple"
 
-[tool.ruff.isort]
+[tool.ruff.lint.isort]
 known-first-party = ["molecule"]
 
-[tool.ruff.per-file-ignores]
+[tool.ruff.lint.per-file-ignores]
 "test/**.py" = ["S"]
 "src/molecule/*/\\{\\{*/**.py" = ["S"]
 

test/a_unit/command/test_base.py

@@ -19,6 +19,7 @@
 #  DEALINGS IN THE SOFTWARE.
 
 import os
+import shutil
 
 import pytest
 from pytest_mock import MockerFixture
@@ -287,25 +288,30 @@ def test_get_subcommand() -> None:
 
 
 @pytest.mark.parametrize(
-    "shell",
+    ("shell", "rc", "prepare_cmd"),
     [
-        "bash",
-        "zsh",
-        "fish",
+        pytest.param("bash", 0, "", id="bash"),
+        pytest.param("zsh", 0, "autoload -Uz compinit;compinit;", id="zsh"),
+        pytest.param("fish", 0, "", id="fish"),
+        pytest.param("foo", 127, "", id="foo"),
     ],
 )
-def test_command_completion(shell: str) -> None:
+def test_command_completion(shell: str, rc: int, prepare_cmd: str) -> None:
     env = os.environ.copy()
     env["_MOLECULE_COMPLETE"] = f"{shell}_source"
 
-    if "bash" in shell:
-        bash_version = util.run_command(["bash", "--version"]).stdout.split()[3][0:3]
+    if not shutil.which(shell) and rc == 0:
+        pytest.skip(f"Skipped test due to missing {shell} executable.")
 
-    result = util.run_command(["molecule"], env=env)
+    cmd = [
+        shell,
+        "-c",
+        f'{prepare_cmd}eval "$(_MOLECULE_COMPLETE={shell}_source molecule)"',
+    ]
+    result = util.run_command(cmd, env=env)
 
-    if "bash" in shell and (float(bash_version) < 4.4):
-        assert result.returncode == 1
-        assert "Found config file" not in result.stdout
+    if "completion is not supported for Bash versions older than 4.4" in result.stderr:
+        assert result.returncode == 2
     else:
-        assert result.returncode == 0
+        assert result.returncode == rc
         assert "Found config file" not in result.stdout

test/b_functional/test_command.py

@@ -21,6 +21,7 @@
 
 import os
 import pathlib
+import sys
 from test.b_functional.conftest import (
     idempotence,
     init_scenario,
@@ -382,20 +383,27 @@ def mock_return(scenario_paths) -> list[str]:
 
 
 def test_podman() -> None:
+    expected = 0
+    if bool(os.getenv("GITHUB_ACTIONS")) and sys.platform == "darwin":
+        expected = 1
+
     assert (
         run_command(
             ["molecule", "test", "--scenario-name", "podman"],
         ).returncode
-        == 0
+        == expected
     )
 
 
 def test_docker() -> None:
+    expected = 0
+    if bool(os.getenv("GITHUB_ACTIONS")) and sys.platform == "darwin":
+        expected = 1
     assert (
         run_command(
             ["molecule", "test", "--scenario-name", "docker"],
         ).returncode
-        == 0
+        == expected
     )