Native TOML support for tox (#460)

Fixes #455. In order to do this, have also switched from
`tox-gh-actions` to `tox-gh`. Has been tested in
astro-informatics/sleplet#420,
astro-informatics/sleplet#421.

- [x] Will need to check if templating works correctly

---------

Co-authored-by: David Stansby <[email protected]>

Author: paddyroddy

.github/workflows/test.yml

@@ -40,9 +40,9 @@ jobs:
           cache-dependency-path: pyproject.toml
 
       - name: Install dependencies
-        run: python -m pip install tox tox-gh-actions
+        run: python -m pip install tox tox-gh
 
       - name: Run tests
-        run: tox
+        run: tox run
         env:
-          OS: ${{ matrix.os }}
+          TOX_GH_MAJOR_MINOR: ${{ matrix.python-version }}

pyproject.toml

@@ -38,31 +38,27 @@ spaces_indent_inline_array = 4
 trailing_comma_inline_array = true
 overrides."project.classifiers".inline_arrays = false
 overrides."tool.coverage.paths.source".inline_arrays = false
+overrides."tool.tox.env_run_base.commands".inline_arrays = false
 
 [tool.tox]
-legacy_tox_ini = """
-    [gh-actions]
-    python =
-        3.11: py311
-        3.12: py312
-        3.13: py313
-
-    [gh-actions:env]
-    OS =
-        ubuntu-latest: linux
-        macos-latest: macos
-        windows-latest: windows
-
-    [testenv]
-    skip_install = true
-    description =
-        Test package creation
-    deps =
-        cookiecutter
-        pytest
-    commands =
-        pytest {posargs}
-
-    [tox]
-    env_list = py3{11,12,13}-{linux,macos,windows}
-"""
+env_list = [
+    "py311",
+    "py312",
+    "py313",
+]
+env_run_base = {commands = [
+    [
+        "pytest",
+        "{posargs}",
+    ],
+], deps = [
+    "cookiecutter",
+    "pytest",
+], description = "Test package creation", skip_install = true}
+gh.python = {"3.11" = [
+    "py311",
+], "3.12" = [
+    "py312",
+], "3.13" = [
+    "py313",
+]}

tests/test_package_generation.py

@@ -46,7 +46,6 @@ def test_package_generation(
     # Check main files and directories inside
     expected_files: set[pathlib.Path] = {
         pathlib.Path(),
-        pathlib.Path(".git"),
         pathlib.Path(".github"),
         pathlib.Path(".github/ISSUE_TEMPLATE"),
         pathlib.Path(".github/ISSUE_TEMPLATE/bug_report.yml"),
@@ -79,9 +78,11 @@ def test_package_generation(
     }
 
     actual_files = get_all_files_folders(test_project_dir)
-    # Filter out anything under .git/ to make comparison easier
-    actual_files = actual_files - {
-        a for a in actual_files if len(a.parts) > 1 and a.parts[0] == ".git"
+    # Filter out anything under specific directories to make comparison easier
+    actual_files = {
+        a
+        for a in actual_files
+        if not (a.parts and (a.parts[0] == ".git" or "__pycache__" in a.parts))
     }
 
     assert actual_files == expected_files

{{cookiecutter.project_slug}}/.github/workflows/tests.yml

@@ -39,7 +39,7 @@ jobs:
           cache-dependency-path: pyproject.toml
 
       - name: Install dependencies
-        run: python -m pip install tox tox-gh-actions
+        run: python -m pip install tox tox-gh
 
       - name: Test with tox
-        run: tox
+        run: tox run

{{cookiecutter.project_slug}}/pyproject.toml

@@ -111,36 +111,37 @@ spaces_indent_inline_array = 4
 trailing_comma_inline_array = true
 overrides."project.classifiers".inline_arrays = false
 overrides."tool.coverage.paths.source".inline_arrays = false
+overrides."tool.tox.env.docs.commands".inline_arrays = false
+overrides."tool.tox.env_run_base.commands".inline_arrays = false
 
 [tool.tox]
-legacy_tox_ini = """
-    [gh-actions]
-    python =
-    {%- for python_version in range(
-        cookiecutter.min_python_version | replace('3.', '') | int,
-        cookiecutter.max_python_version | replace('3.', '') | int + 1
-    ) %}
-        3.{{python_version}}: py3{{python_version}}
-    {%- endfor %}
-
-    [testenv]
-    commands =
-        pytest --cov --cov-report=xml
-    extras =
-        test
-
-    [testenv:docs]
-    commands =
-        mkdocs build --strict
-    extras =
-        docs
-
-    [tox]
-    env_list =
-    {%- for python_version in range(
-        cookiecutter.min_python_version | replace('3.', '') | int,
-        cookiecutter.max_python_version | replace('3.', '') | int + 1
-    ) %}
-        py3{{python_version}}
-    {%- endfor %}
-"""
+env_list = [
+{%- for python_version in range(
+    cookiecutter.min_python_version | replace('3.', '') | int,
+    cookiecutter.max_python_version | replace('3.', '') | int + 1
+) %}
+    "py3{{python_version}}",
+{%- endfor %}
+]
+env_run_base = {commands = [
+    [
+        "pytest",
+        "--cov",
+        "--cov-report=xml",
+    ],
+], extras = [
+    "test",
+]}
+env.docs = {commands = [
+    "mkdocs",
+    "build",
+    "--strict",
+], extras = [
+    "docs",
+]}
+{%- for python_version in range(
+    cookiecutter.min_python_version | replace('3.', '') | int,
+    cookiecutter.max_python_version | replace('3.', '') | int + 1
+) %}
+gh.python."3.{{python_version}}" = ["py3{{python_version}}"]
+{%- endfor %}