add unit tests for new sanatizer functions

[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 48a2fbd91847bafdff5a7e246dd899776ddad7b1..d0ed21ecd8b6d8625a967b5b4a7a158360afcec7 100644 (file)
--- a/test/python/test_tokenizer_icu_name_processor.py
+++ b/test/python/test_tokenizer_icu_name_processor.py
@@ -6,13 +6,16 @@ from textwrap import dedent
 import pytest
 
 from nominatim.tokenizer.icu_rule_loader import ICURuleLoader
-from nominatim.tokenizer.icu_name_processor import ICUNameProcessor, ICUNameProcessorRules
 
 from nominatim.errors import UsageError
 
 @pytest.fixture
-def cfgfile(tmp_path, suffix='.yaml'):
-    def _create_config(suffixes, abbr):
+def cfgfile(def_config, tmp_path):
+    project_dir = tmp_path / 'project_dir'
+    project_dir.mkdir()
+    def_config.project_dir = project_dir
+
+    def _create_config(*variants, **kwargs):
         content = dedent("""\
         normalization:
             - ":: NFD ()"
@@ -25,13 +28,13 @@ def cfgfile(tmp_path, suffix='.yaml'):
             - "::  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)
+        (project_dir / 'icu_tokenizer.yaml').write_text(content)
+
+        return def_config
 
     return _create_config
 
@@ -39,49 +42,62 @@ 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', 'bauwegstraße', 'bauwegstr'}
-    assert get_normalized_variants(proc, "Bauwegstr") == ['bauwegstr']
-    assert set(get_normalized_variants(proc, "holzweg")) \
-            == {'holz weg', 'holzweg'}
-    assert get_normalized_variants(proc, "hallo") == ['hallo']
-
 
 def test_variants_empty(cfgfile):
-    fpath = cfgfile([], ['saint => 🜵', 'street => st'])
+    config = cfgfile('saint -> 🜵', 'street -> st')
 
-    rules = ICUNameProcessorRules(loader=ICURuleLoader(fpath))
-    proc = ICUNameProcessor(rules)
+    proc = ICURuleLoader(config).make_token_analysis()
 
     assert get_normalized_variants(proc, '🜵') == []
     assert get_normalized_variants(proc, '🜳') == []
     assert get_normalized_variants(proc, 'saint') == ['saint']
 
 
-def test_multiple_replacements(cfgfile):
-    fpath = cfgfile([], ['saint => s,st', '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'}
+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):
+    config = cfgfile(*rules)
+    proc = ICURuleLoader(config).make_token_analysis()
+
+    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'])
-
-    rules = ICUNameProcessorRules(loader=ICURuleLoader(fpath))
-    proc = ICUNameProcessor(rules)
+    config = cfgfile('~street => s,st', 'master => mstr')
+    proc = ICURuleLoader(config).make_token_analysis()
 
     assert proc.get_search_normalized('Master Street') == 'master street'
     assert proc.get_search_normalized('Earnes St') == 'earnes st'