tests workflow

.github/workflows/run-tests.yml

@@ -0,0 +1,30 @@
+name: run-tests
+on: [push, pull_request, workflow_dispatch]
+jobs:
+  build:
+    name: Run tests
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        python-version: ["3.9", "3.10", "3.11"]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -U --upgrade-strategy=eager --pre -e .[testing]
+          pip install pytest-cov
+      - name: Run Tests
+        run: |
+          pytest --cov=linetable
+      - name: Publish to coveralls.io
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          pip install 'coveralls'
+          coveralls --service=github