Initial commit

tests/test_config.py

@@ -0,0 +1,22 @@
+from pathlib import Path
+
+import pytest
+
+from app.config import load_settings
+
+
+def test_default_config_requires_real_runtime_config(monkeypatch, tmp_path):
+    monkeypatch.delenv("DMARC_SENTINEL_CONFIG", raising=False)
+    monkeypatch.chdir(tmp_path)
+
+    with pytest.raises(FileNotFoundError, match="config/config.yml"):
+        load_settings()
+
+
+def test_explicit_config_path_is_loaded(monkeypatch):
+    path = Path("tests/fixtures/config_test.yml")
+    monkeypatch.setenv("DMARC_SENTINEL_CONFIG", str(path))
+
+    settings = load_settings()
+
+    assert settings.inboxes[0].id == "tukutoi"