Add more unit tests for ID fields

test/unit/webapps/api/test_id_fields.py

@@ -1,10 +1,14 @@
 import pytest
-from pydantic import BaseModel
+from pydantic import (
+    BaseModel,
+    ValidationError,
+)
 
 from galaxy.schema.fields import (
     BaseDatabaseIdField,
     DecodedDatabaseIdField,
     EncodedDatabaseIdField,
+    LibraryFolderDatabaseIdField,
 )
 from galaxy.security.idencoding import IdEncodingHelper
 
@@ -17,6 +21,10 @@ class EncodedIdModel(BaseModel):
     id: EncodedDatabaseIdField
 
 
+class LibraryFolderIdModel(BaseModel):
+    id: LibraryFolderDatabaseIdField
+
+
 @pytest.fixture
 def security() -> IdEncodingHelper:
     BaseDatabaseIdField.security = IdEncodingHelper(id_secret="testing")
@@ -35,5 +43,23 @@ def test_encoded_id_schema_override():
 
 def test_decoded_database_id_field(security: IdEncodingHelper):
     decoded_id = 1
-    id_model = EncodedIdModel(id=decoded_id)
-    assert id_model.id == security.encode_id(decoded_id)
+    encoded_id = security.encode_id(decoded_id)
+    model = DecodedIdModel(id=encoded_id)
+    assert model.id == decoded_id
+    assert DecodedDatabaseIdField.encode(model.id) == encoded_id
+
+
+def test_library_folder_database_id_field(security: IdEncodingHelper):
+    decoded_id = 1
+    encoded_id = f"F{security.encode_id(decoded_id)}"
+    model = LibraryFolderIdModel(id=encoded_id)
+    assert model.id == decoded_id
+    assert LibraryFolderDatabaseIdField.encode(model.id) == encoded_id
+
+
+def test_library_folder_database_id_field_raises_validation_error(security: IdEncodingHelper):
+    decoded_id = 1
+    # The encoded ID must start with 'F'
+    invalid_encoded_id = security.encode_id(decoded_id)
+    with pytest.raises(ValidationError):
+        LibraryFolderIdModel(id=invalid_encoded_id)