"""Small synthetic catalogs for infrastructure tests, never production fallback.

Dependency/process tests separately exercise the real data path without mocks.
"""
from unittest.mock import patch
from generator import production, vocabulary
from tests import rhythm_fixtures, scale_fixtures, solo_fixtures

def install(test):
  resources=vocabulary.load()
  libraries=(scale_fixtures.library(),solo_fixtures.library(),rhythm_fixtures.library())
  tree=production.generate_tree
  def serial(*args,**kwargs):
    kwargs['jobs']=1
    return tree(*args,**kwargs)
  test.enterContext(patch('generator.production.generate_tree',side_effect=serial))
  test.enterContext(patch('generator.vocabulary.load',return_value=resources))
  test.enterContext(patch('generator.production._solo_libraries',return_value=libraries))
  test.enterContext(patch('generator.production._resource_key',return_value={'fixture':'independently authored synthetic catalogs'}))