Module scenarios 

Modules

composite_chain_relations

composite_fk_has_many_belongs_to

composite_has_many_belongs_to

deferred_document

deferred_json_document

deferred_optional_document

has_many_belongs_to

has_many_multi_relation

has_many_same_target

has_one_optional_belongs_to

in_list_item

Single Item model with one of each filterable type the IN-list tests exercise: a String column (name), a numeric column (n), an Option column (bio), and the auto-generated id (whose concrete type varies by ID variant — u64 or uuid::Uuid).

tagged_item

two_models

user_comment_article

user_unique_email

user_with_age

versioned_item

versioned_user_unique_email

widget_mixed_types