shared: implementazione package identity

tests/shared/identity/test_session_id.py

@@ -0,0 +1,43 @@
+"""
+Tests for the SessionId Value Object.
+"""
+
+from __future__ import annotations
+
+from shared.identity import Identifier, SessionId
+
+
+def test_new_creates_module_id() -> None:
+    """A new SessionId should be created."""
+
+    # Arrange
+
+    # Act
+    module_id = SessionId.new()
+
+    # Assert
+    assert isinstance(module_id, SessionId)
+
+
+def test_module_id_is_identifier() -> None:
+    """SessionId should inherit from Identifier."""
+
+    # Arrange
+
+    # Act
+    module_id = SessionId.new()
+
+    # Assert
+    assert isinstance(module_id, Identifier)
+
+
+def test_module_id_preserves_type() -> None:
+    """Factory methods should preserve the concrete type."""
+
+    # Arrange
+
+    # Act
+    module_id = SessionId.new()
+
+    # Assert
+    assert type(module_id) is SessionId