[ci] fix python unit test ci (microsoft#2)

Author: lalo

.github/workflows/python-app.yml

@@ -1,7 +1,7 @@
 # This workflow will install Python dependencies, run tests and lint with a single version of Python
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
 
-name: Python application
+name: Python unit tests
 
 on:
   push:
@@ -28,12 +28,7 @@ jobs:
         python -m pip install --upgrade pip
         pip install flake8 pytest
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-    - name: Lint with flake8
+        pip install .
+    - name: Run tests
       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: Test with pytest
-      run: |
-        pytest
+        python tests/unit_tests/run.py

tests/unit_tests/run.py

@@ -18,6 +18,7 @@ def print_colored(text, color):
 # Get a list of all .py files in that directory
 py_files = glob.glob(os.path.join(current_dir, "*.py"))
 
+at_least_one_error = False
 # Print the list of .py files
 for file in py_files:
     filename = os.path.basename(file)
@@ -31,4 +32,7 @@ def print_colored(text, color):
         else:
             print_colored("FAILED", RED)
             print(result.stderr)
-            break
+            at_least_one_error = True
+
+if at_least_one_error:
+    exit(1)