test/python/dummy_tokenizer.py

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # This file is part of Nominatim. (https://nominatim.org)
   4 #
   5 # Copyright (C) 2022 by the Nominatim developer community.
   6 # For a full list of authors see the git log.
   7 """
   8 Tokenizer for testing.
   9 """
  10 from nominatim.indexer.place_info import PlaceInfo
  11 from nominatim.config import Configuration
  12
  13 def create(dsn, data_dir):
  14     """ Create a new instance of the tokenizer provided by this module.
  15     """
  16     return DummyTokenizer(dsn, data_dir)
  17
  18 class DummyTokenizer:
  19
  20     def __init__(self, dsn, data_dir):
  21         self.dsn = dsn
  22         self.data_dir = data_dir
  23         self.init_state = None
  24         self.analyser_cache = {}
  25
  26
  27     def init_new_db(self, *args, **kwargs):
  28         assert self.init_state is None
  29         self.init_state = "new"
  30
  31
  32     def init_from_project(self, config):
  33         assert isinstance(config, Configuration)
  34         assert self.init_state is None
  35         self.init_state = "loaded"
  36
  37
  38     @staticmethod
  39     def finalize_import(_):
  40         pass
  41
  42
  43     def name_analyzer(self):
  44         return DummyNameAnalyzer(self.analyser_cache)
  45
  46
  47 class DummyNameAnalyzer:
  48
  49     def __enter__(self):
  50         return self
  51
  52     def __exit__(self, exc_type, exc_value, traceback):
  53         self.close()
  54
  55
  56     def __init__(self, cache):
  57         self.analyser_cache = cache
  58         cache['countries'] = []
  59
  60
  61     def close(self):
  62         pass
  63
  64     @staticmethod
  65     def normalize_postcode(postcode):
  66         return postcode
  67
  68     @staticmethod
  69     def update_postcodes_from_db():
  70         pass
  71
  72     def update_special_phrases(self, phrases, should_replace):
  73         self.analyser_cache['special_phrases'] = phrases
  74
  75     def add_country_names(self, code, names):
  76         self.analyser_cache['countries'].append((code, names))
  77
  78     @staticmethod
  79     def process_place(place):
  80         assert isinstance(place, PlaceInfo)
  81         return {}