Run unit tests and fail on failure in Github Action (#55)

* Run unit tests and fail on failure in Github Action

* Actually install the dependencies in the Github Action

.github/workflows/build-status.yml

@@ -28,12 +28,16 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         python -m pip install build flake8
+        python -m pip install -r requirements.txt
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names
         flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
         # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+    - name: Run tests
+      run: |
+        python -m unittest discover
     - name: Build
       run: |
         python -m build