feat: add test config

tests/conftest.py

@@ -0,0 +1,35 @@
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+from types import ModuleType
+
+
+ROOT = Path(__file__).resolve().parents[1]
+if str(ROOT) not in sys.path:
+    sys.path.insert(0, str(ROOT))
+
+
+try:
+    import audible  # noqa: F401
+except ModuleNotFoundError:
+    audible_stub = ModuleType("audible")
+
+    class Authenticator:  # minimal stub for type usage
+        pass
+
+    class Client:  # minimal stub for type usage
+        pass
+
+    audible_stub.Authenticator = Authenticator
+    audible_stub.Client = Client
+
+    activation_bytes = ModuleType("audible.activation_bytes")
+
+    def get_activation_bytes(_auth: Authenticator | None = None) -> bytes:
+        return b""
+
+    activation_bytes.get_activation_bytes = get_activation_bytes
+
+    sys.modules["audible"] = audible_stub
+    sys.modules["audible.activation_bytes"] = activation_bytes