Adding initial camera functions

tests/test_camera.py

@@ -0,0 +1,33 @@
+from collections.abc import Generator
+from typing import Any
+
+import pytest
+from flask.testing import FlaskClient
+
+from src.app import app
+
+
+@pytest.fixture
+def client() -> Generator[FlaskClient, Any, Any]:
+    app.config["TESTING"] = True
+    with app.test_client() as client:
+        yield client
+
+
+def test_camera_start(client: FlaskClient) -> None:
+    response = client.post("/camera/start")
+    assert response.status_code == 200
+    assert response.get_json()["status"] == "started"
+
+
+def test_camera_stop(client: FlaskClient) -> None:
+    client.post("/camera/start")
+    response = client.post("/camera/stop")
+    assert response.status_code == 200
+    assert response.get_json()["status"] == "stopped"
+
+
+def test_index_page(client: FlaskClient) -> None:
+    response = client.get("/")
+    assert response.status_code == 200
+    assert b"Pi Camera" in response.data