US TIGER data 2021 released

[nominatim.git] / test / python / test_tokenizer_icu_name_processor.py

diff --git a/test/python/test_tokenizer_icu_name_processor.py b/test/python/test_tokenizer_icu_name_processor.py
index 817f9072aae965151ab66aa084b21d08f742b116..ae05988ae42ce4a69ab9942ef8ca39305b151924 100644 (file)
--- a/test/python/test_tokenizer_icu_name_processor.py
+++ b/test/python/test_tokenizer_icu_name_processor.py
@@ -4,6 +4,7 @@ Tests for import name normalisation and variant generation.
 from textwrap import dedent
 
 import pytest
+import yaml
 
 from nominatim.tokenizer.icu_rule_loader import ICURuleLoader
 from nominatim.tokenizer.icu_name_processor import ICUNameProcessor, ICUNameProcessorRules
@@ -11,25 +12,25 @@ from nominatim.tokenizer.icu_name_processor import ICUNameProcessor, ICUNameProc
 from nominatim.errors import UsageError
 
 @pytest.fixture
-def cfgfile(tmp_path, suffix='.yaml'):
-    def _create_config(suffixes, abbr):
+def cfgfile():
+    def _create_config(*variants, **kwargs):
         content = dedent("""\
         normalization:
             - ":: NFD ()"
+            - "'🜳' > ' '"
             - "[[:Nonspacing Mark:] [:Cf:]] >"
             - ":: lower ()"
             - "[[:Punctuation:][:Space:]]+ > ' '"
             - ":: NFC ()"
         transliteration:
             - "::  Latin ()"
+            - "'🜵' > ' '"
         """)
-        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 += "variants:\n  - words:\n"
+        content += '\n'.join(("      - " + s for s in variants)) + '\n'
+        for k, v in kwargs:
+            content += "    {}: {}\n".format(k, v)
+        return yaml.safe_load(content)
 
     return _create_config
 
@@ -37,38 +38,66 @@ def cfgfile(tmp_path, suffix='.yaml'):
 def get_normalized_variants(proc, name):
     return proc.get_variants_ascii(proc.get_normalized(name))
 
-def test_simple_variants(cfgfile):
-    fpath = cfgfile(['strasse', 'straße', 'weg'],
-                    ['strasse,straße => str',
-                     'prospekt => pr'])
 
-    rules = ICUNameProcessorRules(loader=ICURuleLoader(fpath))
-    proc = ICUNameProcessor(rules)
-
-    assert set(get_normalized_variants(proc, "Bauwegstraße")) \
-            == {'bauweg straße', 'bauweg str'}
-    assert get_normalized_variants(proc, "Bauwegstr") == ['bauweg str']
-    assert get_normalized_variants(proc, "holzweg") == ['holz weg']
-    assert get_normalized_variants(proc, "hallo") == ['hallo']
-
-
-def test_multiple_replacements(cfgfile):
-    fpath = cfgfile([], ['saint => s,st', 'street => st'])
+def test_variants_empty(cfgfile):
+    fpath = cfgfile('saint -> 🜵', 'street -> st')
 
     rules = ICUNameProcessorRules(loader=ICURuleLoader(fpath))
     proc = ICUNameProcessor(rules)
 
-    assert set(get_normalized_variants(proc, "Saint Johns Street")) == \
-            {'saint johns street', 's johns street', 'st johns street',
-             'saint johns st', 's johns st', 'st johns st'}
+    assert get_normalized_variants(proc, '🜵') == []
+    assert get_normalized_variants(proc, '🜳') == []
+    assert get_normalized_variants(proc, 'saint') == ['saint']
+
+
+VARIANT_TESTS = [
+(('~strasse,~straße -> str', '~weg => weg'), "hallo", {'hallo'}),
+(('weg => wg',), "holzweg", {'holzweg'}),
+(('weg -> wg',), "holzweg", {'holzweg'}),
+(('~weg => weg',), "holzweg", {'holz weg', 'holzweg'}),
+(('~weg -> weg',), "holzweg",  {'holz weg', 'holzweg'}),
+(('~weg => w',), "holzweg", {'holz w', 'holzw'}),
+(('~weg -> w',), "holzweg",  {'holz weg', 'holzweg', 'holz w', 'holzw'}),
+(('~weg => weg',), "Meier Weg", {'meier weg', 'meierweg'}),
+(('~weg -> weg',), "Meier Weg", {'meier weg', 'meierweg'}),
+(('~weg => w',), "Meier Weg", {'meier w', 'meierw'}),
+(('~weg -> w',), "Meier Weg", {'meier weg', 'meierweg', 'meier w', 'meierw'}),
+(('weg => wg',), "Meier Weg", {'meier wg'}),
+(('weg -> wg',), "Meier Weg", {'meier weg', 'meier wg'}),
+(('~strasse,~straße -> str', '~weg => weg'), "Bauwegstraße",
+     {'bauweg straße', 'bauweg str', 'bauwegstraße', 'bauwegstr'}),
+(('am => a', 'bach => b'), "am bach", {'a b'}),
+(('am => a', '~bach => b'), "am bach", {'a b'}),
+(('am -> a', '~bach -> b'), "am bach", {'am bach', 'a bach', 'am b', 'a b'}),
+(('am -> a', '~bach -> b'), "ambach", {'ambach', 'am bach', 'amb', 'am b'}),
+(('saint -> s,st', 'street -> st'), "Saint Johns Street",
+     {'saint johns street', 's johns street', 'st johns street',
+      'saint johns st', 's johns st', 'st johns st'}),
+(('river$ -> r',), "River Bend Road", {'river bend road'}),
+(('river$ -> r',), "Bent River", {'bent river', 'bent r'}),
+(('^north => n',), "North 2nd Street", {'n 2nd street'}),
+(('^north => n',), "Airport North", {'airport north'}),
+(('am -> a',), "am am am am am am am am", {'am am am am am am am am'}),
+(('am => a',), "am am am am am am am am", {'a a a a a a a a'})
+]
+
+@pytest.mark.parametrize("rules,name,variants", VARIANT_TESTS)
+def test_variants(cfgfile, rules, name, variants):
+    fpath = cfgfile(*rules)
+    proc = ICUNameProcessor(ICUNameProcessorRules(loader=ICURuleLoader(fpath)))
+
+    result = get_normalized_variants(proc, name)
+
+    assert len(result) == len(set(result))
+    assert set(get_normalized_variants(proc, name)) == variants
 
 
 def test_search_normalized(cfgfile):
-    fpath = cfgfile(['street'], ['street => s,st', 'master => mstr'])
+    fpath = cfgfile('~street => s,st', 'master => mstr')
 
     rules = ICUNameProcessorRules(loader=ICURuleLoader(fpath))
     proc = ICUNameProcessor(rules)
 
-    assert proc.get_search_normalized('Master Street') == 'master  street'
-    assert proc.get_search_normalized('Earnes St') == 'earne s  st'
-    assert proc.get_search_normalized('Nostreet') == 'no street'
+    assert proc.get_search_normalized('Master Street') == 'master street'
+    assert proc.get_search_normalized('Earnes St') == 'earnes st'
+    assert proc.get_search_normalized('Nostreet') == 'nostreet'