Check frontpage for magic string.

tests/test_smoke.py

@@ -8,7 +8,6 @@ environment.
 import requests
 import pytest
 
-
 @pytest.fixture
 def deployment_address(pytestconfig: pytest.Config):
     """
@@ -56,3 +55,14 @@ def test_404(deployment_address, path="/_404"):
     assert resp.status_code == 404, f"Expected to receive 404 for path {path}"
     # QED
 
+
+def test_fronpage_loading(deployment_address):
+    """
+    Fetch fronpage of our application, and check for known string.
+    """
+    from test_app import IN_TITLE  # pylint: disable=import-outside-toplevel
+
+    resp = requests.get(deployment_address, timeout=5)
+
+    assert resp.status_code == 200, f"Failed to fetch page {deployment_address}"
+    assert IN_TITLE.encode() in resp.content