feat: adding ci pipeline and test

Author: Macbucheron1

.github/workflows/ci.yaml

@@ -0,0 +1,25 @@
+name: CI
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Install Nix
+        uses: cachix/install-nix-action@v17
+        with:
+          nix_path: nixpkgs=channel:nixos-25.05
+
+      - name: Update flake inputs
+        run: nix flake update --recreate-lock-file
+
+      - name: Build Nix package
+        run: nix build

flake.nix

@@ -22,6 +22,10 @@
 
       # Define the Python version and the application package.
       python310 = pkgs.python310;
+      hatchling = python310.pkgs.hatchling;
+      pytest = python310.pkgs.pytest;
+
+
 
       # Define the Python application package using hatchling for building.
       # This assumes you have a basic Python project structure with a pyproject.toml.
@@ -30,7 +34,11 @@
         version = "0.1.0";
         src = ./.;
         format = "pyproject";
-        nativeBuildInputs = [ python310.pkgs.hatchling ];
+        nativeBuildInputs = [ hatchling pytest ];
+        doCheck = true;
+        checkPhase = ''
+          pytest tests
+        '';
       };
     # End of let expression. We can now use the defined variables in let.
     # This is where we define the outputs of the flake.
@@ -68,7 +76,7 @@
         # This includes the Python interpreter and hatchling for building the application.
         buildInputs = [
           python310
-          python310.hatchling
+          hatchling
         ];
       };
     };

pyproject.toml

@@ -17,4 +17,10 @@ basic_python_app = "basic_python_app.__main__:main"
 
 [project.optional-dependencies]
 dev = [
-]
+    "pytest>=7.0.0",
+    "pytest-cov>=4.0.0"
+]
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+python_files = "test_*.py"

tests/__init__.py

@@ -0,0 +1,3 @@
+"""
+Package de tests pour basic_python_app.
+"""

tests/test_main.py

@@ -0,0 +1,25 @@
+"""
+Tests pour le module __main__ de basic_python_app.
+"""
+import pytest
+from unittest.mock import patch
+from io import StringIO
+from basic_python_app.__main__ import main
+
+def test_main_output():
+    """
+    Test que la fonction main() affiche correctement le message attendu.
+    """
+    with patch('sys.stdout', new=StringIO()) as fake_out:
+        main()
+        assert fake_out.getvalue().strip() == "Hello from basic_python_app!"
+
+def test_main_execution():
+    """
+    Test que la fonction main() s'exécute sans erreur.
+    """
+    try:
+        main()
+        assert True
+    except Exception as e:
+        pytest.fail(f"L'exécution de main() a levé une exception: {e}")