added pytest to test on github

.github/workflows/python-tests.yml

@@ -0,0 +1,43 @@
+name: Unit tests
+
+on:
+  push:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+        matrix:
+            python-version: [3.12.2]
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Display Python version
+        run: python -c "import sys; print(sys.version)"
+
+      - name: install Opencv dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libgl1-mesa-glx
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Set PYTHONPATH
+        run: |
+          echo "::add-path::src"
+          echo "::set-env name=PYTHONPATH::src"
+          echo "PYTHONPATH=src" >> $GITHUB_ENV
+
+      - name: Run tests
+        env:
+          SKIP_BENCHMARK: 1
+        run: |
+            python -m pytest tests

.gitignore

@@ -79,3 +79,5 @@ venv.bak/
 # Editor
 .idea
 .vscode
+
+.pre-commit-config.yaml

requirements.txt

@@ -1,12 +1,9 @@
 inputs==0.5
 numpy==1.26.4
 opencv-python==4.9.0.80
-packaging==23.2
 python-can==4.3.1
-pywin32==306
-typing_extensions==4.10.0
-wrapt==1.16.0
 
-typing~=3.7.4.3
 matplotlib~=3.8.3
-scipy=1.12.0
+scipy==1.12.0
+pre-commit==3.6.2
+pytest==8.1.1

tests/line_detection/test_line_detection.py

@@ -11,30 +11,36 @@
 BENCHMARK_ITERATIONS = 500
 
 
+def get_path(file: str) -> str:
+    """Get the absolute path of the current file."""
+    current_file = os.path.dirname(os.path.abspath(__file__))
+    return os.path.normpath(os.path.join(current_file, file))
+
+
 class TestDetectLines(unittest.TestCase):
     """Tests for the line detection methods."""
 
     def test_line_detection_corner(self) -> None:
         """Test the line detection on the corner image."""
-        image = cv2.imread("./line_detection/images/corner.jpg")
+        image = cv2.imread(get_path("./images/corner.jpg"))
         self.assertIsNotNone(image, "Image not found")
         self.__test_line_detection(image, CORNER)
 
     def test_line_detection_straight(self) -> None:
         """Test the line detection on the straight image."""
-        image = cv2.imread("./line_detection/images/straight.jpg")
+        image = cv2.imread(get_path("./images/straight.jpg"))
         self.assertIsNotNone(image, "Image not found")
         self.__test_line_detection(image, STRAIGHT)
 
     def test_line_detection_crossing(self) -> None:
         """Test the line detection on the crossing image."""
-        image = cv2.imread("./line_detection/images/crossing.jpg")
+        image = cv2.imread(get_path("./images/crossing.jpg"))
         self.assertIsNotNone(image, "Image not found")
         self.__test_line_detection(image, CROSSING)
 
     def test_line_detection_stopline(self) -> None:
         """Test the line detection on the stopline image."""
-        image = cv2.imread("./line_detection/images/stopline.jpg")
+        image = cv2.imread(get_path("./images/stopline.jpg"))
         self.assertIsNotNone(image, "Image not found")
         self.__test_line_detection(image, STOP_LINE)
 
@@ -62,10 +68,7 @@ def test_benchmark(self) -> None:
         to make sure it is a realistic situation all unstitched_images in the test folder are used.
         this benchmark will not include stitching the unstitched_images.
         """
-        benchmark_images = [
-            cv2.imread(f"./line_detection/unstitched_images/{img}")
-            for img in os.listdir("./line_detection/unstitched_images")
-        ]
+        benchmark_images = [cv2.imread(get_path(f"./images/{img}")) for img in os.listdir(get_path("./images"))]
 
         img_count = len(benchmark_images)