ci: move to GitHub Actions (#41)

This uses Travis still for Python 3.4 (with https://github.com/blueyed/pytest/tree/my-4.6-maintenance).

.github/workflows/ci.yml

@@ -0,0 +1,112 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - "master"
+  pull_request:
+  workflow_dispatch:
+
+env:
+  PIP_DISABLE_PIP_VERSION_CHECK: true
+  PYTEST_ADDOPTS: "-vv"
+  # Set TERM to some commonly used default
+  # (not provided/setup by GitHub Actions by default).
+  TERM: xterm-256color
+
+jobs:
+  tests:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          # Linux
+          - tox_env: "py39-coverage"
+            python: "3.9"
+            os: ubuntu-20.04
+          - tox_env: "py38-coverage"
+            python: "3.8"
+            os: ubuntu-20.04
+          - tox_env: "py37-coverage"
+            python: "3.7"
+            os: ubuntu-20.04
+          - tox_env: "py36-coverage"
+            python: "3.6"
+            os: ubuntu-20.04
+          - tox_env: "py35-coverage"
+            python: "3.5"
+            os: ubuntu-20.04
+
+          - tox_env: "py27-coverage"
+            python: "2.7"
+            os: ubuntu-20.04
+
+          - tox_env: "pypy3-coverage"
+            python: "pypy-3.7"
+            os: ubuntu-20.04
+          - tox_env: "pypy-coverage"
+            python: "pypy-2.7"
+            os: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Set up Python ${{ matrix.python }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python }}
+
+      # Caching.
+      - name: set PY_CACHE_KEY
+        run: echo "PY_CACHE_KEY=$(python -c 'import hashlib, sys;print(hashlib.sha256(sys.version.encode()+sys.executable.encode()).hexdigest())')" >> $GITHUB_ENV
+      - name: Cache .tox
+        uses: actions/cache@v1
+        with:
+          path: ${{ github.workspace }}/.tox/${{ matrix.tox_env }}
+          key: "tox|${{ matrix.os }}|${{ matrix.tox_env }}|${{ env.PY_CACHE_KEY }}|${{ hashFiles('tox.ini', 'setup.*') }}"
+
+      - name: (Initial) version information/pinning
+        run: |
+          set -x
+          python -m site
+          python -m pip --version
+          python -m pip list
+          if [[ "${{ matrix.python }}" == "3.4" ]]; then
+            # Install latest available pip.
+            # 7.1.2 (installed) is too old to not install too new packages,
+            # including pip itself.  19.2 dropped support for Python 3.4.
+            python -m pip install -U pip==19.1.1
+          fi
+          python -m pip install -U setuptools==42.0.2
+          python -m pip install -U virtualenv==20.4.3
+
+      - name: Install tox
+        run: python -m pip install git+https://github.com/blueyed/tox@master
+
+      - name: Version information
+        run: python -m pip list
+
+      - name: Setup tox environment
+        id: setup-tox
+        run: python -m tox --notest -v --durations -e ${{ matrix.tox_env }}
+
+      - name: Test
+        env:
+          COLUMNS: "90"  # better alignment (working around https://github.com/blueyed/pytest/issues/491).
+          PY_COLORS: "1"
+          # UTF-8 mode for Windows (https://docs.python.org/3/using/windows.html#utf-8-mode).
+          PYTHONUTF8: "1"
+          TOX_TESTENV_PASSENV: "PYTHONUTF8"
+        run: python -m tox -v --durations -e ${{ matrix.tox_env }}
+
+      - name: Report coverage
+        if: always() && (steps.setup-tox.outcome == 'success' && contains(matrix.tox_env, '-coverage'))
+        uses: codecov/codecov-action@v1
+        with:
+          files: ./coverage.xml
+          flags: ${{ runner.os }}
+          name: ${{ matrix.tox_env }}
+          fail_ci_if_error: true

.travis.yml

@@ -3,37 +3,20 @@ language: python
 
 env:
   global:
-    - PYTEST_ADDOPTS="--cov --cov-report=xml"
+    - PYTEST_ADDOPTS="-vv"
 
 jobs:
   include:
-    - python: '2.7'
-      env: TOXENV=py27-coverage
     - python: '3.4'
-      env: TOXENV=py34-coverage
-    - python: '3.5'
-      env: TOXENV=py35-coverage
-    - python: '3.6'
-      env: TOXENV=py36-coverage
-    - python: '3.7'
-      env: TOXENV=py37-coverage
-    - python: '3.8'
-      env: TOXENV=py38-coverage
-    - python: '3.9'
-      env: TOXENV=py39-coverage
-    - python: 'pypy'
-      env: TOXENV=pypy-coverage
-    - python: 'pypy3'
-      env: TOXENV=pypy3-coverage
-    # Fails currently badly.
-    # - python: '3.7'
-    #   env: TOXENV=qa
+      env:
+        - TOXENV=py34-coverage
+        - PYTEST="pytest @ git+https://github.com/blueyed/[email protected]"
 
 install:
   - pip install tox
 
 script:
-  - tox
+  - tox --force-dep="$PYTEST"
 
 after_script:
   - |

tox.ini

@@ -5,13 +5,17 @@ envlist = py{27,34,35,36,37,38,39,py,py3}, flake8
 deps =
     pytest
     pexpect
-    coverage: pytest-cov
+    coverage: coverage
 commands =
-    pytest {posargs}
+    {env:_PYREPL_TOX_RUN_CMD:pytest} {posargs}
+    coverage: coverage combine
+    coverage: coverage report -m
+    coverage: coverage xml
 passenv =
+    PYTEST_ADDOPTS
     TERM
 setenv =
-    coverage: PYTEST_ADDOPTS=--cov {env:PYTEST_ADDOPTS:}
+    coverage: _PYREPL_TOX_RUN_CMD=coverage run -m pytest
 
 [testenv:qa]
 deps =