#3: Github workflow for testing

.github/workflows/validation.yml

@@ -0,0 +1,31 @@
+name: Validate and Test
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.7", "3.8"]
+
+    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
+        python -m pip install flake8 pytest
+    - name: Check Formatting
+      run: |
+        black --check src tests
+    - name: Test
+      run: |
+        pytest tests