"""
Tests for converting a config file to ICU rules.
"""
-import pytest
from textwrap import dedent
+import pytest
+import yaml
+
from nominatim.tokenizer.icu_rule_loader import ICURuleLoader
from nominatim.errors import UsageError
from icu import Transliterator
@pytest.fixture
-def cfgfile(tmp_path, suffix='.yaml'):
- def _create_config(suffixes, abbr):
+def test_config(def_config, tmp_path):
+ project_dir = tmp_path / 'project_dir'
+ project_dir.mkdir()
+ def_config.project_dir = project_dir
+
+ return def_config
+
+
+@pytest.fixture
+def cfgrules(test_config):
+ def _create_config(*variants, **kwargs):
content = dedent("""\
normalization:
- ":: NFD ()"
- ":: NFC ()"
transliteration:
- ":: Latin ()"
+ - "[[:Punctuation:][:Space:]]+ > ' '"
""")
- content += "compound_suffixes:\n"
- content += '\n'.join((" - " + s for s in suffixes)) + '\n'
- content += "abbreviations:\n"
- content += '\n'.join((" - " + s for s in abbr)) + '\n'
- fpath = tmp_path / ('test_config' + suffix)
- fpath.write_text(dedent(content))
- return fpath
+ content += "token-analysis:\n - analyzer: generic\n variants:\n - words:\n"
+ content += '\n'.join((" - " + s for s in variants)) + '\n'
+ for k, v in kwargs:
+ content += " {}: {}\n".format(k, v)
+ (test_config.project_dir / 'icu_tokenizer.yaml').write_text(content)
+
+ return test_config
return _create_config
-def test_missing_normalization(tmp_path):
- fpath = tmp_path / ('test_config.yaml')
- fpath.write_text(dedent("""\
- normalizatio:
- - ":: NFD ()"
+
+def test_empty_rule_set(test_config):
+ (test_config.project_dir / 'icu_tokenizer.yaml').write_text(dedent("""\
+ normalization:
+ transliteration:
+ token-analysis:
+ - analyzer: generic
+ variants:
"""))
- with pytest.raises(UsageError):
- ICURuleLoader(fpath)
+ rules = ICURuleLoader(test_config)
+ assert rules.get_search_rules() == ''
+ assert rules.get_normalization_rules() == ''
+ assert rules.get_transliteration_rules() == ''
+
+CONFIG_SECTIONS = ('normalization', 'transliteration', 'token-analysis')
+@pytest.mark.parametrize("section", CONFIG_SECTIONS)
+def test_missing_section(section, test_config):
+ rule_cfg = { s: [] for s in CONFIG_SECTIONS if s != section}
+ (test_config.project_dir / 'icu_tokenizer.yaml').write_text(yaml.dump(rule_cfg))
+
+ with pytest.raises(UsageError):
+ ICURuleLoader(test_config)
-def test_get_search_rules(cfgfile):
- fpath = cfgfile(['strasse', 'straße', 'weg'],
- ['strasse,straße => str',
- 'prospekt => pr'])
- loader = ICURuleLoader(fpath)
+def test_get_search_rules(cfgrules):
+ loader = ICURuleLoader(cfgrules())
rules = loader.get_search_rules()
trans = Transliterator.createFromRules("test", rules)
- assert trans.transliterate(" Baumstraße ") == " baum straße "
- assert trans.transliterate(" Baumstrasse ") == " baum strasse "
- assert trans.transliterate(" Baumstr ") == " baum str "
- assert trans.transliterate(" Baumwegstr ") == " baumweg str "
+ assert trans.transliterate(" Baum straße ") == " baum straße "
+ assert trans.transliterate(" Baumstraße ") == " baumstraße "
+ assert trans.transliterate(" Baumstrasse ") == " baumstrasse "
+ assert trans.transliterate(" Baumstr ") == " baumstr "
+ assert trans.transliterate(" Baumwegstr ") == " baumwegstr "
assert trans.transliterate(" Αθήνα ") == " athēna "
assert trans.transliterate(" проспект ") == " prospekt "
-def test_get_synonym_pairs(cfgfile):
- fpath = cfgfile(['Weg', 'Strasse'],
- ['Strasse => str,st'])
+def test_get_normalization_rules(cfgrules):
+ loader = ICURuleLoader(cfgrules())
+ rules = loader.get_normalization_rules()
+ trans = Transliterator.createFromRules("test", rules)
+
+ assert trans.transliterate(" проспект-Prospekt ") == " проспект prospekt "
+
+
+def test_get_transliteration_rules(cfgrules):
+ loader = ICURuleLoader(cfgrules())
+ rules = loader.get_transliteration_rules()
+ trans = Transliterator.createFromRules("test", rules)
+
+ assert trans.transliterate(" проспект-Prospekt ") == " prospekt Prospekt "
+
+
+def test_transliteration_rules_from_file(test_config):
+ cfgpath = test_config.project_dir / ('icu_tokenizer.yaml')
+ cfgpath.write_text(dedent("""\
+ normalization:
+ transliteration:
+ - "'ax' > 'b'"
+ - !include transliteration.yaml
+ token-analysis:
+ - analyzer: generic
+ variants:
+ """))
+ transpath = test_config.project_dir / ('transliteration.yaml')
+ transpath.write_text('- "x > y"')
+
+ loader = ICURuleLoader(test_config)
+ rules = loader.get_transliteration_rules()
+ trans = Transliterator.createFromRules("test", rules)
+
+ assert trans.transliterate(" axxt ") == " byt "
+
+
+def test_search_rules(cfgrules):
+ config = cfgrules('~street => s,st', 'master => mstr')
+ proc = ICURuleLoader(config).make_token_analysis()
+
+ assert proc.search.transliterate('Master Street').strip() == 'master street'
+ assert proc.search.transliterate('Earnes St').strip() == 'earnes st'
+ assert proc.search.transliterate('Nostreet').strip() == 'nostreet'
+
+
+class TestGetReplacements:
+
+ @pytest.fixture(autouse=True)
+ def setup_cfg(self, cfgrules):
+ self.cfgrules = cfgrules
+
+ def get_replacements(self, *variants):
+ loader = ICURuleLoader(self.cfgrules(*variants))
+ rules = loader.analysis[None].config['replacements']
+
+ return sorted((k, sorted(v)) for k,v in rules)
+
+
+ @pytest.mark.parametrize("variant", ['foo > bar', 'foo -> bar -> bar',
+ '~foo~ -> bar', 'fo~ o -> bar'])
+ def test_invalid_variant_description(self, variant):
+ with pytest.raises(UsageError):
+ ICURuleLoader(self.cfgrules(variant))
+
+ def test_add_full(self):
+ repl = self.get_replacements("foo -> bar")
+
+ assert repl == [(' foo ', [' bar', ' foo'])]
+
+
+ def test_replace_full(self):
+ repl = self.get_replacements("foo => bar")
+
+ assert repl == [(' foo ', [' bar'])]
+
+
+ def test_add_suffix_no_decompose(self):
+ repl = self.get_replacements("~berg |-> bg")
+
+ assert repl == [(' berg ', [' berg', ' bg']),
+ ('berg ', ['berg', 'bg'])]
+
+
+ def test_replace_suffix_no_decompose(self):
+ repl = self.get_replacements("~berg |=> bg")
+
+ assert repl == [(' berg ', [' bg']),('berg ', ['bg'])]
+
+
+ def test_add_suffix_decompose(self):
+ repl = self.get_replacements("~berg -> bg")
+
+ assert repl == [(' berg ', [' berg', ' bg', 'berg', 'bg']),
+ ('berg ', [' berg', ' bg', 'berg', 'bg'])]
+
+
+ def test_replace_suffix_decompose(self):
+ repl = self.get_replacements("~berg => bg")
+
+ assert repl == [(' berg ', [' bg', 'bg']),
+ ('berg ', [' bg', 'bg'])]
+
+
+ def test_add_prefix_no_compose(self):
+ repl = self.get_replacements("hinter~ |-> hnt")
+
+ assert repl == [(' hinter', [' hinter', ' hnt']),
+ (' hinter ', [' hinter', ' hnt'])]
+
+
+ def test_replace_prefix_no_compose(self):
+ repl = self.get_replacements("hinter~ |=> hnt")
+
+ assert repl == [(' hinter', [' hnt']), (' hinter ', [' hnt'])]
+
+
+ def test_add_prefix_compose(self):
+ repl = self.get_replacements("hinter~-> h")
+
+ assert repl == [(' hinter', [' h', ' h ', ' hinter', ' hinter ']),
+ (' hinter ', [' h', ' h', ' hinter', ' hinter'])]
+
+
+ def test_replace_prefix_compose(self):
+ repl = self.get_replacements("hinter~=> h")
+
+ assert repl == [(' hinter', [' h', ' h ']),
+ (' hinter ', [' h', ' h'])]
+
+
+ def test_add_beginning_only(self):
+ repl = self.get_replacements("^Premier -> Pr")
+
+ assert repl == [('^ premier ', ['^ pr', '^ premier'])]
+
+
+ def test_replace_beginning_only(self):
+ repl = self.get_replacements("^Premier => Pr")
+
+ assert repl == [('^ premier ', ['^ pr'])]
+
+
+ def test_add_final_only(self):
+ repl = self.get_replacements("road$ -> rd")
+
+ assert repl == [(' road ^', [' rd ^', ' road ^'])]
+
+
+ def test_replace_final_only(self):
+ repl = self.get_replacements("road$ => rd")
+
+ assert repl == [(' road ^', [' rd ^'])]
+
+
+ def test_decompose_only(self):
+ repl = self.get_replacements("~foo -> foo")
+
+ assert repl == [(' foo ', [' foo', 'foo']),
+ ('foo ', [' foo', 'foo'])]
+
+
+ def test_add_suffix_decompose_end_only(self):
+ repl = self.get_replacements("~berg |-> bg", "~berg$ -> bg")
+
+ assert repl == [(' berg ', [' berg', ' bg']),
+ (' berg ^', [' berg ^', ' bg ^', 'berg ^', 'bg ^']),
+ ('berg ', ['berg', 'bg']),
+ ('berg ^', [' berg ^', ' bg ^', 'berg ^', 'bg ^'])]
+
+
+ def test_replace_suffix_decompose_end_only(self):
+ repl = self.get_replacements("~berg |=> bg", "~berg$ => bg")
- loader = ICURuleLoader(fpath)
+ assert repl == [(' berg ', [' bg']),
+ (' berg ^', [' bg ^', 'bg ^']),
+ ('berg ', ['bg']),
+ ('berg ^', [' bg ^', 'bg ^'])]
- repl = loader.get_replacement_pairs()
- assert sorted(((a, sorted(b)) for a, b in repl)) == \
- sorted([(' strasse ', [' st ', ' str ', ' strasse ']),
- ('strasse ', [' st ', ' str ', ' strasse ']),
- ('st ' , [' st ']),
- ('str ' , [' str ']),
- ('weg ', [' weg '])])
+ def test_add_multiple_suffix(self):
+ repl = self.get_replacements("~berg,~burg -> bg")
+ assert repl == [(' berg ', [' berg', ' bg', 'berg', 'bg']),
+ (' burg ', [' bg', ' burg', 'bg', 'burg']),
+ ('berg ', [' berg', ' bg', 'berg', 'bg']),
+ ('burg ', [' bg', ' burg', 'bg', 'burg'])]
projects / nominatim.git / blobdiff