Fix tests, test Python 3.10, and run on tests on GitHub Actions

.github/workflows/main.yml

@@ -0,0 +1,76 @@
+name: CI
+
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+
+jobs:
+  tests:
+    name: Python ${{ matrix.python-version }}
+    runs-on: ubuntu-20.04
+
+    strategy:
+      matrix:
+        python-version:
+        - 2.7
+        - 3.7
+        - 3.8
+        - 3.9
+        - '3.10'
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip setuptools wheel
+        python -m pip install --upgrade tox
+
+    - name: Run tox targets for ${{ matrix.python-version }}
+      run: |
+        ENV_PREFIX=$(tr -C -d "0-9" <<< "${{ matrix.python-version }}")
+        TOXENV=$(tox --listenvs | grep "^py$ENV_PREFIX" | tr '\n' ',') tox
+
+    - name: Upload coverage data
+      uses: actions/upload-artifact@v2
+      with:
+        name: coverage-data
+        path: '.coverage.*'
+
+  coverage:
+    name: Coverage
+    runs-on: ubuntu-20.04
+    needs: tests
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-python@v2
+        with:
+          python-version: '3.10'
+
+      - name: Install dependencies
+        run: python -m pip install --upgrade coverage[toml]
+
+      - name: Download data
+        uses: actions/download-artifact@v2
+        with:
+          name: coverage-data
+
+      - name: Combine coverage and fail if it's <100%
+        run: |
+          python -m coverage combine
+          python -m coverage html --skip-covered --skip-empty
+          python -m coverage report --fail-under=55
+
+      - name: Upload HTML report
+        if: ${{ failure() }}
+        uses: actions/upload-artifact@v2
+        with:
+          name: html-report
+          path: htmlcov

nodeenv.py

@@ -356,7 +356,8 @@ def make_parser():
         help='Ignore certificates for package downloads. - UNSAFE -')
 
     parser.add_argument(
-        metavar='DEST_DIR', dest='env_dir', nargs='?', help='Destination directory')
+        metavar='DEST_DIR', dest='env_dir', nargs='?',
+        help='Destination directory')
 
     return parser
 

setup.py

@@ -33,6 +33,9 @@ def read_file(file_name):
     author='Eugene Kalinin',
     author_email='e.v.kalinin@gmail.com',
     install_requires=['setuptools'],
+    python_requires=(
+        ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*"
+    ),
     description="Node.js virtual environment builder",
     long_description=ldesc,
     py_modules=['nodeenv'],
@@ -49,8 +52,10 @@ def read_file(file_name):
         'Programming Language :: Python :: 2',
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
         'Topic :: Software Development :: Libraries :: Python Modules'

tests/nodeenv_test.py

@@ -46,15 +46,15 @@ def test_smoke_n_system_special_chars(tmpdir):
     ])
 
 
-@pytest.yield_fixture
+@pytest.fixture
 def mock_index_json():
     # retrieved 2019-12-31
     with open(os.path.join(HERE, 'nodejs_index.json'), 'rb') as f:
         with mock.patch.object(nodeenv, 'urlopen', return_value=f):
             yield
 
 
-@pytest.yield_fixture
+@pytest.fixture
 def cap_logging_info():
     with mock.patch.object(nodeenv.logger, 'info') as mck:
         yield mck

tests/test_install_activate.py

@@ -52,7 +52,7 @@ def test_write(tmpdir, name, content_var):
         bin_dir.join(n).write(n)
 
     with mock.patch.object(sys, 'argv', ['nodeenv', str(tmpdir)]):
-        opts = nodeenv.parse_args()[0]
+        opts = nodeenv.parse_args()
         nodeenv.install_activate(str(tmpdir), opts)
 
     content = getattr(nodeenv, content_var)
@@ -70,7 +70,7 @@ def test_python_virtualenv(tmpdir, name, content_var):
         bin_dir.join(n).write(n)
 
     with mock.patch.object(sys, 'argv', ['nodeenv', '-p']):
-        opts = nodeenv.parse_args()[0]
+        opts = nodeenv.parse_args()
         nodeenv.install_activate(str(tmpdir), opts)
 
     content = getattr(nodeenv, content_var)

tox.ini

@@ -1,31 +1,20 @@
 [tox]
-# These should match the travis env list
-envlist = py27,py36,py37,pypy
+# These should match the GitHub Actions env list
+envlist = py27,py37,py38,py39,py310
 
 [testenv]
 install_command = pip install {opts} {packages}
 deps = -rrequirements-dev.txt
 setenv =
     LANG=en_US.UTF-8
 commands =
-    coverage erase
     coverage run -p -m pytest {posargs:tests}
-    # Needed because we subprocess to ourselves
-    coverage combine
-    coverage report --show-missing --fail-under 55  # TODO: 100
     flake8 --extend-ignore=E127 nodeenv.py tests setup.py
 
 [testenv:venv]
 envdir = venv-nodeenv
 commands =
 
-[testenv:docs]
-deps =
-    {[testenv]deps}
-    sphinx
-changedir = docs
-commands = sphinx-build -b html -d build/doctrees source build/html
-
 [pytest]
 markers =
     integration: tests that take a little bit longer