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python-nox/support-tox-4.patch

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From 41387eda390183ed390f5a9e612cb0d47f68628e Mon Sep 17 00:00:00 2001
From: Lumir Balhar <lbalhar@redhat.com>
Date: Mon, 20 Feb 2023 15:26:06 +0100
Subject: [PATCH 1/2] to_to_nox implementation for tox 4
---
nox/tox4_to_nox.jinja2 | 33 +++++++++++++++++
nox/tox_to_nox.py | 84 ++++++++++++++++++++++++++++++++++++++----
pyproject.toml | 2 +-
3 files changed, 110 insertions(+), 9 deletions(-)
create mode 100644 nox/tox4_to_nox.jinja2
diff --git a/nox/tox4_to_nox.jinja2 b/nox/tox4_to_nox.jinja2
new file mode 100644
index 00000000..e5a67d9b
--- /dev/null
+++ b/nox/tox4_to_nox.jinja2
@@ -0,0 +1,33 @@
+import nox
+
+{% for envname, envconfig in config.items()|sort: %}
+@nox.session({%- if envconfig.base_python %}python='{{envconfig.base_python}}'{%- endif %})
+def {{fixname(envname)}}(session):
+ {%- if envconfig.description != '' %}
+ """{{envconfig.description}}"""
+ {%- endif %}
+ {%- set envs = envconfig.get('set_env', {}) -%}
+ {%- for key, value in envs.items()|sort: %}
+ session.env['{{key}}'] = '{{value}}'
+ {%- endfor %}
+
+ {%- if envconfig.deps %}
+ session.install({{envconfig.deps}})
+ {%- endif %}
+
+ {%- if not envconfig.skip_install %}
+ {%- if envconfig.use_develop %}
+ session.install('-e', '.')
+ {%- else %}
+ session.install('.')
+ {%- endif -%}
+ {%- endif %}
+
+ {%- if envconfig.change_dir %}
+ session.chdir('{{envconfig.change_dir}}')
+ {%- endif %}
+
+ {%- for command in envconfig.commands %}
+ session.run({{command}})
+ {%- endfor %}
+{% endfor %}
diff --git a/nox/tox_to_nox.py b/nox/tox_to_nox.py
index a6591b4b..26b0146c 100644
--- a/nox/tox_to_nox.py
+++ b/nox/tox_to_nox.py
@@ -17,24 +17,38 @@
from __future__ import annotations
import argparse
+import os
import pkgutil
-from typing import Any, Iterator
+import re
+from configparser import ConfigParser
+from pathlib import Path
+from subprocess import check_output
+from typing import Any, Iterable
import jinja2
import tox.config
+from tox import __version__ as TOX_VERSION
-_TEMPLATE = jinja2.Template(
- pkgutil.get_data(__name__, "tox_to_nox.jinja2").decode("utf-8"), # type: ignore[union-attr]
- extensions=["jinja2.ext.do"],
-)
+TOX4 = TOX_VERSION[0] == "4"
+if TOX4:
+ _TEMPLATE = jinja2.Template(
+ pkgutil.get_data(__name__, "tox4_to_nox.jinja2").decode("utf-8"), # type: ignore[union-attr]
+ extensions=["jinja2.ext.do"],
+ )
+else:
+ _TEMPLATE = jinja2.Template(
+ pkgutil.get_data(__name__, "tox_to_nox.jinja2").decode("utf-8"), # type: ignore[union-attr]
+ extensions=["jinja2.ext.do"],
+ )
-def wrapjoin(seq: Iterator[Any]) -> str:
+
+def wrapjoin(seq: Iterable[Any]) -> str:
return ", ".join([f"'{item}'" for item in seq])
def fixname(envname: str) -> str:
- envname = envname.replace("-", "_")
+ envname = envname.replace("-", "_").replace("testenv:", "")
if not envname.isidentifier():
print(
f"Environment {envname!r} is not a valid nox session name.\n"
@@ -49,7 +63,61 @@ def main() -> None:
args = parser.parse_args()
- config = tox.config.parseconfig([])
+ if TOX4:
+ output = check_output(["tox", "config"], text=True)
+ original_config = ConfigParser()
+ original_config.read_string(output)
+ config: dict[str, dict[str, Any]] = {}
+
+ for name, section in original_config.items():
+ if name == "DEFAULT":
+ continue
+
+ config[name] = dict(section)
+ # Convert set_env from string to dict
+ set_env = {}
+ for var in section.get("set_env", "").strip().splitlines():
+ k, v = var.split("=")
+ if k not in (
+ "PYTHONHASHSEED",
+ "PIP_DISABLE_PIP_VERSION_CHECK",
+ "PYTHONIOENCODING",
+ ):
+ set_env[k] = v
+
+ config[name]["set_env"] = set_env
+
+ config[name]["commands"] = [
+ wrapjoin(c.split()) for c in section["commands"].strip().splitlines()
+ ]
+
+ config[name]["deps"] = wrapjoin(section["deps"].strip().splitlines())
+
+ for option in "skip_install", "use_develop":
+ if section.get(option):
+ if section[option] == "False":
+ config[name][option] = False
+ else:
+ config[name][option] = True
+
+ if os.path.isabs(section["base_python"]) or re.match(
+ r"py\d+", section["base_python"]
+ ):
+ impl = (
+ "python" if section["py_impl"] == "cpython" else section["py_impl"]
+ )
+ config[name]["base_python"] = impl + section["py_dot_ver"]
+
+ change_dir = Path(section.get("change_dir"))
+ rel_to_cwd = change_dir.relative_to(Path.cwd())
+ if str(rel_to_cwd) == ".":
+ config[name]["change_dir"] = None
+ else:
+ config[name]["change_dir"] = rel_to_cwd
+
+ else:
+ config = tox.config.parseconfig([])
+
output = _TEMPLATE.render(config=config, wrapjoin=wrapjoin, fixname=fixname)
with open(args.output, "w") as outfile:
diff --git a/pyproject.toml b/pyproject.toml
index c234bf89..b027d299 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -50,7 +50,7 @@ dependencies = [
[project.optional-dependencies]
tox_to_nox = [
"jinja2",
- "tox<4",
+ "tox",
]
[project.urls]
From 0a317823ed4cfe9c73855bcd21e178187703b292 Mon Sep 17 00:00:00 2001
From: Lumir Balhar <lbalhar@redhat.com>
Date: Mon, 20 Feb 2023 15:28:02 +0100
Subject: [PATCH 2/2] Testing and CI with multiple versions of tox
---
.github/workflows/ci.yml | 29 ++++++++++++-
noxfile.py | 26 ++++++++++--
pyproject.toml | 1 +
tests/test_tox_to_nox.py | 92 +++++++++++++++++++++-------------------
4 files changed, 100 insertions(+), 48 deletions(-)
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9d2476ec..4b034de5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,6 +18,7 @@ jobs:
matrix:
os: [ubuntu-20.04, windows-latest, macos-latest]
python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+ tox-version: ["latest", "<4"]
steps:
- uses: actions/checkout@v3
- name: Set up Python ${{ matrix.python-version }}
@@ -35,7 +36,33 @@ jobs:
run: |
python -m pip install --disable-pip-version-check .
- name: Run tests on ${{ matrix.os }}
- run: nox --non-interactive --error-on-missing-interpreter --session "tests-${{ matrix.python-version }}" -- --full-trace
+ run: nox --non-interactive --error-on-missing-interpreter --session "tests(python='${{ matrix.python-version }}', tox_version='${{ matrix.tox-version }}')" -- --full-trace
+ - name: Save coverage report
+ uses: actions/upload-artifact@v3
+ with:
+ name: coverage
+ path: .coverage.*
+
+ coverage:
+ needs: build
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/checkout@v3
+ - name: Set up Python 3.11
+ uses: actions/setup-python@v4
+ with:
+ python-version: "3.11"
+ - name: Install Nox-under-test
+ run: |
+ python -m pip install --disable-pip-version-check .
+ - name: Download individual coverage reports
+ uses: actions/download-artifact@v3
+ with:
+ name: coverage
+ - name: Display structure of downloaded files
+ run: ls -aR
+ - name: Run coverage
+ run: nox --non-interactive --session "cover"
lint:
runs-on: ubuntu-latest
diff --git a/noxfile.py b/noxfile.py
index dc23b51d..c6e5d43d 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -31,12 +31,29 @@
nox.options.sessions.append("conda_tests")
-@nox.session(python=["3.7", "3.8", "3.9", "3.10", "3.11"])
-def tests(session: nox.Session) -> None:
+@nox.session
+@nox.parametrize(
+ "python, tox_version",
+ [
+ (python, tox_version)
+ for python in ("3.7", "3.8", "3.9", "3.10", "3.11")
+ for tox_version in ("latest", "<4")
+ ],
+)
+def tests(session: nox.Session, tox_version: str) -> None:
"""Run test suite with pytest."""
+ # Because there is a dependency conflict between
+ # argcomplete and the latest tox (both depend on
+ # a different version of importlibmetadata for Py 3.7)
+ # pip installs tox 3 as the latest one for Py 3.7.
+ if session.python == "3.7" and tox_version == "latest":
+ return
+
session.create_tmp() # Fixes permission errors on Windows
session.install("-r", "requirements-test.txt")
session.install("-e", ".[tox_to_nox]")
+ if tox_version != "latest":
+ session.install(f"tox{tox_version}")
session.run(
"pytest",
"--cov=nox",
@@ -44,9 +61,10 @@ def tests(session: nox.Session) -> None:
"pyproject.toml",
"--cov-report=",
*session.posargs,
- env={"COVERAGE_FILE": f".coverage.{session.python}"},
+ env={
+ "COVERAGE_FILE": f".coverage.{session.python}.tox.{tox_version.lstrip('<')}"
+ },
)
- session.notify("cover")
@nox.session(python=["3.7", "3.8", "3.9", "3.10"], venv_backend="conda")
diff --git a/pyproject.toml b/pyproject.toml
index b027d299..a0945d2a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -73,6 +73,7 @@ profile = "black"
[tool.coverage.run]
branch = true
+relative_files = true
omit = [ "nox/_typing.py" ]
[tool.coverage.report]
diff --git a/tests/test_tox_to_nox.py b/tests/test_tox_to_nox.py
index c7b54850..c4d86b60 100644
--- a/tests/test_tox_to_nox.py
+++ b/tests/test_tox_to_nox.py
@@ -18,9 +18,14 @@
import textwrap
import pytest
+from tox import __version__ as TOX_VERSION
from nox import tox_to_nox
+TOX4 = TOX_VERSION[0] == "4"
+PYTHON_VERSION = f"{sys.version_info.major}.{sys.version_info.minor}"
+PYTHON_VERSION_NODOT = PYTHON_VERSION.replace(".", "")
+
@pytest.fixture
def makeconfig(tmpdir):
@@ -40,9 +45,9 @@ def makeconfig(toxini_content):
def test_trivial(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
- envlist = py27
+ envlist = py{PYTHON_VERSION_NODOT}
"""
)
)
@@ -50,12 +55,12 @@ def test_trivial(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
- def py27(session):
+ @nox.session(python='python{PYTHON_VERSION}')
+ def py{PYTHON_VERSION_NODOT}(session):
session.install('.')
"""
).lstrip()
@@ -65,9 +70,9 @@ def py27(session):
def test_skipinstall(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
- envlist = py27
+ envlist = py{PYTHON_VERSION_NODOT}
[testenv]
skip_install = True
@@ -78,12 +83,12 @@ def test_skipinstall(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
- def py27(session):
+ @nox.session(python='python{PYTHON_VERSION}')
+ def py{PYTHON_VERSION_NODOT}(session):
"""
).lstrip()
)
@@ -92,9 +97,9 @@ def py27(session):
def test_usedevelop(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
- envlist = py27
+ envlist = py{PYTHON_VERSION_NODOT}
[testenv]
usedevelop = True
@@ -105,12 +110,12 @@ def test_usedevelop(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
- def py27(session):
+ @nox.session(python='python{PYTHON_VERSION}')
+ def py{PYTHON_VERSION_NODOT}(session):
session.install('-e', '.')
"""
).lstrip()
@@ -120,12 +125,12 @@ def py27(session):
def test_commands(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
envlist = lint
[testenv:lint]
- basepython = python2.7
+ basepython = python{PYTHON_VERSION}
commands =
python setup.py check --metadata --restructuredtext --strict
flake8 \\
@@ -138,11 +143,11 @@ def test_commands(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
+ @nox.session(python='python{PYTHON_VERSION}')
def lint(session):
session.install('.')
session.run('python', 'setup.py', 'check', '--metadata', \
@@ -156,12 +161,12 @@ def lint(session):
def test_deps(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
envlist = lint
[testenv:lint]
- basepython = python2.7
+ basepython = python{PYTHON_VERSION}
deps =
flake8
gcp-devrel-py-tools>=0.0.3
@@ -172,11 +177,11 @@ def test_deps(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
+ @nox.session(python='python{PYTHON_VERSION}')
def lint(session):
session.install('flake8', 'gcp-devrel-py-tools>=0.0.3')
session.install('.')
@@ -188,12 +193,12 @@ def lint(session):
def test_env(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
envlist = lint
[testenv:lint]
- basepython = python2.7
+ basepython = python{PYTHON_VERSION}
setenv =
SPHINX_APIDOC_OPTIONS=members,inherited-members,show-inheritance
TEST=meep
@@ -204,11 +209,11 @@ def test_env(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
+ @nox.session(python='python{PYTHON_VERSION}')
def lint(session):
session.env['SPHINX_APIDOC_OPTIONS'] = \
'members,inherited-members,show-inheritance'
@@ -222,12 +227,12 @@ def lint(session):
def test_chdir(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
envlist = lint
[testenv:lint]
- basepython = python2.7
+ basepython = python{PYTHON_VERSION}
changedir = docs
"""
)
@@ -236,11 +241,11 @@ def test_chdir(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
+ @nox.session(python='python{PYTHON_VERSION}')
def lint(session):
session.install('.')
session.chdir('docs')
@@ -252,12 +257,12 @@ def lint(session):
def test_dash_in_envname(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
envlist = test-with-dash
[testenv:test-with-dash]
- basepython = python2.7
+ basepython = python{PYTHON_VERSION}
"""
)
)
@@ -265,11 +270,11 @@ def test_dash_in_envname(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
+ @nox.session(python='python{PYTHON_VERSION}')
def test_with_dash(session):
session.install('.')
"""
@@ -277,15 +282,16 @@ def test_with_dash(session):
)
+@pytest.mark.skipif(TOX4, reason="Not supported in tox 4.")
def test_non_identifier_in_envname(makeconfig, capfd):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
envlist = test-with-&
[testenv:test-with-&]
- basepython = python2.7
+ basepython = python{PYTHON_VERSION}
"""
)
)
@@ -293,11 +299,11 @@ def test_non_identifier_in_envname(makeconfig, capfd):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
+ @nox.session(python='python{PYTHON_VERSION}')
def test_with_&(session):
session.install('.')
"""
@@ -316,12 +322,12 @@ def test_with_&(session):
def test_descriptions_into_docstrings(makeconfig):
result = makeconfig(
textwrap.dedent(
- """
+ f"""
[tox]
envlist = lint
[testenv:lint]
- basepython = python2.7
+ basepython = python{PYTHON_VERSION}
description =
runs the lint action
now with an unnecessary second line
@@ -332,11 +338,11 @@ def test_descriptions_into_docstrings(makeconfig):
assert (
result
== textwrap.dedent(
- """
+ f"""
import nox
- @nox.session(python='python2.7')
+ @nox.session(python='python{PYTHON_VERSION}')
def lint(session):
\"\"\"runs the lint action now with an unnecessary second line\"\"\"
session.install('.')
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