test

test/conftest.py

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+import sys
+from pathlib import Path
+
+import pytest
+from werkzeug.security import generate_password_hash
+
+PROJECT_ROOT = Path(__file__).resolve().parents[1]
+
+if str(PROJECT_ROOT) not in sys.path:
+    sys.path.insert(0, str(PROJECT_ROOT))
+
+from app import create_app, db
+from app.models.user import User
+
+
+@pytest.fixture
+def app_instance(tmp_path):
+    db_path = Path(tmp_path) / "test_app.db"
+    app = create_app(
+        {
+            "TESTING": True,
+            "SECRET_KEY": "test-secret-key",
+            "SQLALCHEMY_DATABASE_URI": f"sqlite:///{db_path}",
+        }
+    )
+
+    with app.app_context():
+        db.drop_all()
+        db.create_all()
+
+    yield app
+
+    with app.app_context():
+        db.session.remove()
+        db.drop_all()
+
+
+@pytest.fixture
+def client(app_instance):
+    return app_instance.test_client()
+
+
+@pytest.fixture
+def user_factory(app_instance):
+    def _create_user(username="alice", password="Password123!", **extra_fields):
+        with app_instance.app_context():
+            user = User(
+                username=username,
+                password=generate_password_hash(password),
+                **extra_fields,
+            )
+            db.session.add(user)
+            db.session.commit()
+            return user.id
+
+    return _create_user
+
+
+@pytest.fixture
+def login_as(client):
+    def _login(username="alice", password="Password123!"):
+        return client.post(
+            "/login",
+            data={"username": username, "password": password},
+            follow_redirects=False,
+        )
+
+    return _login