hamcrest_vs_native_nested.py

from hamcrest import *


native = {
    'runtime': {
        'err': {'data validation': anything(), 'evaluation': anything()},
    },
    'schema': {
        'sheet_names': {'err': {'missing': ['Loans']}},
    },
    'data': {
        'info': {'info: planned repayment': anything(), 'info: factual repayment': anything()},
    },
}


matcher = convert_nested_native_to_matcher(native)

# ==>

matcher = has_entries(
  {
      'runtime': has_entries(
          {
              'err': has_entries(
                  {'data validation': anything(), 'evaluation': anything()}
              )
          }
      ),
      'schema': has_entries(
          {'sheet_names': has_entries({'err': has_entries({'missing': contains_exactly('Loans')})})}
      ),
      'data': has_entries(
          {
              'info': has_entries(
                  {
                      'info: planned repayment': anything(),
                      'info: factual repayment': anything(),
                  }
              )
          }
      ),
  }
)