1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
from django.db import connection
from django.test import modify_settings
from . import PostgreSQLTestCase
from .models import CharFieldModel, TextFieldModel
@modify_settings(INSTALLED_APPS={'append': 'django.contrib.postgres'})
class UnaccentTest(PostgreSQLTestCase):
Model = CharFieldModel
@classmethod
def setUpTestData(cls):
cls.Model.objects.bulk_create([
cls.Model(field="àéÖ"),
cls.Model(field="aeO"),
cls.Model(field="aeo"),
])
def test_unaccent(self):
self.assertQuerysetEqual(
self.Model.objects.filter(field__unaccent="aeO"),
["àéÖ", "aeO"],
transform=lambda instance: instance.field,
ordered=False
)
def test_unaccent_chained(self):
"""
Unaccent can be used chained with a lookup (which should be the case
since unaccent implements the Transform API)
"""
self.assertQuerysetEqual(
self.Model.objects.filter(field__unaccent__iexact="aeO"),
["àéÖ", "aeO", "aeo"],
transform=lambda instance: instance.field,
ordered=False
)
self.assertQuerysetEqual(
self.Model.objects.filter(field__unaccent__endswith="éÖ"),
["àéÖ", "aeO"],
transform=lambda instance: instance.field,
ordered=False
)
def test_unaccent_with_conforming_strings_off(self):
"""SQL is valid when standard_conforming_strings is off."""
with connection.cursor() as cursor:
cursor.execute('SHOW standard_conforming_strings')
disable_conforming_strings = cursor.fetchall()[0][0] == 'on'
if disable_conforming_strings:
cursor.execute('SET standard_conforming_strings TO off')
try:
self.assertQuerysetEqual(
self.Model.objects.filter(field__unaccent__endswith='éÖ'),
['àéÖ', 'aeO'],
transform=lambda instance: instance.field,
ordered=False,
)
finally:
if disable_conforming_strings:
cursor.execute('SET standard_conforming_strings TO on')
def test_unaccent_accentuated_needle(self):
self.assertQuerysetEqual(
self.Model.objects.filter(field__unaccent="aéÖ"),
["àéÖ", "aeO"],
transform=lambda instance: instance.field,
ordered=False
)
class UnaccentTextFieldTest(UnaccentTest):
"""
TextField should have the exact same behavior as CharField
regarding unaccent lookups.
"""
Model = TextFieldModel
|
