Add GitHub Actions test workflow.

Possibly replace Travis CI.

Author: rouilj

.github/workflows/ci-test.yml

@@ -0,0 +1,118 @@
+# merged in python-package.yml workflow
+
+name: roundup-ci
+
+on: 
+    push:
+        branches: [ "master" ]
+#    pull_request:
+#        branches: [ "master" ]
+#    schedule:
+#        - cron '0 11 * * 1-5'
+
+jobs:
+  test:
+    name: CI build test
+
+    runs-on: ubuntu-latest
+    # use below if running on multiple OS's.
+    # runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        # Run in all these versions of Python
+        python-version: [ "2.7", "3.10", "3.9", "3.8", "3.6" ]
+    # use for multiple os or ubuntu versions
+    #    os: [ubuntu-latest, macos-latest, windows-latest]
+
+    #env:
+    #  OS: ${{ matrix.os }}
+    #  PYTHON: ${{ matrix.python-version }}
+
+    steps:
+      # Checkout the latest code from the repo
+      - name: Checkout source
+        uses: actions/checkout@v3
+
+      # Setup which version of Python to use
+      - name: Set Up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v3
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      # Display the Python version being used
+      - name: Display Python version
+        run: python -c "import sys; print(sys.version)"
+
+      # Install the databases
+      - name: Install postgres
+        run: |
+          apt-get install postgresql
+          # Disable fsync for speed, don't care about data durability when testing
+          sudo sed -i -e '$a\fsync = off' /etc/postgresql/*/*/postgresql.conf
+          sudo service postgresql restart; sleep 30
+          # set up postgresql database
+           psql -c "CREATE ROLE rounduptest WITH CREATEDB LOGIN PASSWORD 'rounduptest';" -U postgres
+
+      - name: Install mysql
+        run: |
+        apt-get install mysql
+	# set up mysql database
+        sudo sed -i -e '/^\[mysqld\]/,/^\[mysql/s/^max_allowed_packet.*/max_allowed_packet = 500M/' /etc/mysql/my.cnf
+        cat /etc/mysql/my.cnf
+        sudo service mysql restart
+        mysql -u root -e 'GRANT ALL ON rounduptest.* TO rounduptest@localhost IDENTIFIED BY "rounduptest";'
+	# HACK: workaround mysql bug: http://bugs.mysql.com/bug.php?id=74901
+	#   needed for test_mysql.mysqlDBTest.testFilteringSpecialChars
+	# plus others. Otherwise we get:
+	# COLLATION 'utf8_bin' is not valid for CHARACTER SET 'utf8mb4'
+	 sed -i 's/CREATE DATABASE \%s/CREATE DATABASE \%s COLLATE utf8_general_ci/' roundup/backends/back_mysql.py
+
+      - name: Update pip
+        run: python -m pip install --upgrade pip
+
+      - name: Install db libraries
+        run: pip install psycopg2 mysqlclient
+
+      - name: Install auxilary packages
+        run: |
+          pip install beautifulsoup4 brotli gpg jinja2 markdown2 \
+              pyjwt pytz whoosh
+
+      - name: Install aux packages that need versions differences
+        # if zstd fails install, keep going with test, don't abort
+        run: |
+	  pip install zstd || true
+	  if "$${{ PYTHON_VERSION }} != "2."* ]]; then 
+              pip install Markdown; fi
+
+      - name: Install pytest and other packages needed for running tests
+        run: pip install codecov flake8 pytest pytest-cov requests
+
+      - name: Test build roundup and install locale so lang tests work.
+        run: |
+	  ${{ matrix.python-version }} setup.py install
+	  (cd locale; make local_install; ls -lR locale/de/LC_MESSAGES)
+
+      - name: run flake8 in warn only mode
+        run: |
+  	    # stop the build for Python syntax errors or undefined names
+            flake8 roundup --count --select=E9,F63,F7,F82 --show-source --statistics
+            # exit-zero treats all errors as warnings.
+	    #   The GitHub editor is 127 chars wide
+            flake8 roundup --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
+      # Run the tests using pytest with test files in tests directory.
+      - name: Run tests
+        run: pytest -v tests
+
+      - name: Upload coverage to Codecov
+        # see: https://github.com/codecov/codecov-action#usage
+	uses: codecov/codecov-action@v3
+        with:
+          verbose: true
+
+      - name: test build_doc
+        run: |
+          ${{ matrix.python-version }} ./setup.py build_doc