Builder should:
- generate output yaml string
- generate yaml fixture files
Definition should:
- generate fixture definition data structure
- generate helper methods
- return next object id
- add objects to data pool from named arguments
- add objects to data pool from positional arguments
- add default values to data objects
- allow multiple updates to a single named fixture
- be able to override the target AR class
- support block association definition
- correctly nest fixtures
- allow macro aliases
- allow alternate block syntax
- allow
belongs_to relationships
- readme example