add config test

.github/workflows/tests.yml

@@ -0,0 +1,34 @@
+name: tests
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  tests:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - {name: Python 3.7, python: 3.7, os: ubuntu}
+          - {name: Python 3.8, python: 3.8, os: ubuntu}
+          - {name: Python 3.9, python: 3.9-dev, os: ubuntu}
+          - {name: Python 3.10, python: 3.10.0-beta - 3.10, os: ubuntu}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip setuptools fpdf2
+      - name: Test
+        run: |
+          python3 -m unittest test/test_PyFiscalReport.py
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v3