add project structure

tests/conftest.py

@@ -0,0 +1,19 @@
+from pathlib import Path
+
+import pytest
+from fastapi.testclient import TestClient
+
+from app.db import configure_database
+from app.main import create_app
+
+
+@pytest.fixture
+def client(tmp_path: Path):
+    test_db_path = tmp_path / "test.db"
+    database_url = f"sqlite:///{test_db_path}"
+
+    configure_database(database_url)
+    app = create_app()
+
+    with TestClient(app) as test_client:
+        yield test_client

tests/test_app.py

@@ -0,0 +1,31 @@
+from pathlib import Path
+
+import app.db as db
+
+
+def test_app_starts(client):
+    response = client.get("/boxes")
+
+    assert response.status_code == 200
+
+
+def test_root_redirects_to_boxes(client):
+    response = client.get("/", follow_redirects=False)
+
+    assert response.status_code == 302
+    assert response.headers["location"] == "/boxes"
+
+
+def test_boxes_page_returns_200(client):
+    response = client.get("/boxes")
+
+    assert response.status_code == 200
+    assert "Boxes page" in response.text
+
+
+def test_tests_use_isolated_sqlite_database(client):
+    assert db.engine is not None
+
+    database_name = Path(db.engine.url.database)
+    assert database_name.name == "test.db"
+    assert "data/app.db" not in str(database_name)