summaryrefslogtreecommitdiffstats
path: root/Lib/test/test_locale.py
blob: 8c17f8770c7419991fd1786f990a13cac6a6347b (plain)
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
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
from test.support import run_unittest, verbose
import unittest
import locale
import sys
import codecs

enUS_locale = None

def get_enUS_locale():
    global enUS_locale
    if sys.platform.startswith("win"):
        tlocs = ("En", "English")
    else:
        tlocs = ("en_US.UTF-8", "en_US.ISO8859-1", "en_US.US-ASCII", "en_US")
    oldlocale = locale.setlocale(locale.LC_NUMERIC)
    for tloc in tlocs:
        try:
            locale.setlocale(locale.LC_NUMERIC, tloc)
        except locale.Error:
            continue
        break
    else:
        raise unittest.SkipTest(
            "Test locale not supported (tried %s)" % (', '.join(tlocs)))
    enUS_locale = tloc
    locale.setlocale(locale.LC_NUMERIC, oldlocale)


class BaseLocalizedTest(unittest.TestCase):
    #
    # Base class for tests using a real locale
    #

    def setUp(self):
        self.oldlocale = locale.setlocale(self.locale_type)
        locale.setlocale(self.locale_type, enUS_locale)
        if verbose:
            print("testing with \"%s\"..." % enUS_locale, end=' ')

    def tearDown(self):
        locale.setlocale(self.locale_type, self.oldlocale)


class BaseCookedTest(unittest.TestCase):
    #
    # Base class for tests using cooked localeconv() values
    #

    def setUp(self):
        locale._override_localeconv = self.cooked_values

    def tearDown(self):
        locale._override_localeconv = {}

class CCookedTest(BaseCookedTest):
    # A cooked "C" locale

    cooked_values = {
        'currency_symbol': '',
        'decimal_point': '.',
        'frac_digits': 127,
        'grouping': [],
        'int_curr_symbol': '',
        'int_frac_digits': 127,
        'mon_decimal_point': '',
        'mon_grouping': [],
        'mon_thousands_sep': '',
        'n_cs_precedes': 127,
        'n_sep_by_space': 127,
        'n_sign_posn': 127,
        'negative_sign': '',
        'p_cs_precedes': 127,
        'p_sep_by_space': 127,
        'p_sign_posn': 127,
        'positive_sign': '',
        'thousands_sep': ''
    }

class EnUSCookedTest(BaseCookedTest):
    # A cooked "en_US" locale

    cooked_values = {
        'currency_symbol': '$',
        'decimal_point': '.',
        'frac_digits': 2,
        'grouping': [3, 3, 0],
        'int_curr_symbol': 'USD ',
        'int_frac_digits': 2,
        'mon_decimal_point': '.',
        'mon_grouping': [3, 3, 0],
        'mon_thousands_sep': ',',
        'n_cs_precedes': 1,
        'n_sep_by_space': 0,
        'n_sign_posn': 1,
        'negative_sign': '-',
        'p_cs_precedes': 1,
        'p_sep_by_space': 0,
        'p_sign_posn': 1,
        'positive_sign': '',
        'thousands_sep': ','
    }


class FrFRCookedTest(BaseCookedTest):
    # A cooked "fr_FR" locale with a space character as decimal separator
    # and a non-ASCII currency symbol.

    cooked_values = {
        'currency_symbol': '\u20ac',
        'decimal_point': ',',
        'frac_digits': 2,
        'grouping': [3, 3, 0],
        'int_curr_symbol': 'EUR ',
        'int_frac_digits': 2,
        'mon_decimal_point': ',',
        'mon_grouping': [3, 3, 0],
        'mon_thousands_sep': ' ',
        'n_cs_precedes': 0,
        'n_sep_by_space': 1,
        'n_sign_posn': 1,
        'negative_sign': '-',
        'p_cs_precedes': 0,
        'p_sep_by_space': 1,
        'p_sign_posn': 1,
        'positive_sign': '',
        'thousands_sep': ' '
    }


class BaseFormattingTest(object):
    #
    # Utility functions for formatting tests
    #

    def _test_formatfunc(self, format, value, out, func, **format_opts):
        self.assertEqual(
            func(format, value, **format_opts), out)

    def _test_format(self, format, value, out, **format_opts):
        self._test_formatfunc(format, value, out,
            func=locale.format, **format_opts)

    def _test_format_string(self, format, value, out, **format_opts):
        self._test_formatfunc(format, value, out,
            func=locale.format_string, **format_opts)

    def _test_currency(self, value, out, **format_opts):
        self.assertEqual(locale.currency(value, **format_opts), out)


class EnUSNumberFormatting(BaseFormattingTest):
    # XXX there is a grouping + padding bug when the thousands separator
    # is empty but the grouping array contains values (e.g. Solaris 10)

    def setUp(self):
        self.sep = locale.localeconv()['thousands_sep']

    def test_grouping(self):
        self._test_format("%f", 1024, grouping=1, out='1%s024.000000' % self.sep)
        self._test_format("%f", 102, grouping=1, out='102.000000')
        self._test_format("%f", -42, grouping=1, out='-42.000000')
        self._test_format("%+f", -42, grouping=1, out='-42.000000')

    def test_grouping_and_padding(self):
        self._test_format("%20.f", -42, grouping=1, out='-42'.rjust(20))
        if self.sep:
            self._test_format("%+10.f", -4200, grouping=1,
                out=('-4%s200' % self.sep).rjust(10))
            self._test_format("%-10.f", -4200, grouping=1,
                out=('-4%s200' % self.sep).ljust(10))

    def test_integer_grouping(self):
        self._test_format("%d", 4200, grouping=True, out='4%s200' % self.sep)
        self._test_format("%+d", 4200, grouping=True, out='+4%s200' % self.sep)
        self._test_format("%+d", -4200, grouping=True, out='-4%s200' % self.sep)

    def test_integer_grouping_and_padding(self):
        self._test_format("%10d", 4200, grouping=True,
            out=('4%s200' % self.sep).rjust(10))
        self._test_format("%-10d", -4200, grouping=True,
            out=('-4%s200' % self.sep).ljust(10))

    def test_simple(self):
        self._test_format("%f", 1024, grouping=0, out='1024.000000')
        self._test_format("%f", 102, grouping=0, out='102.000000')
        self._test_format("%f", -42, grouping=0, out='-42.000000')
        self._test_format("%+f", -42, grouping=0, out='-42.000000')

    def test_padding(self):
        self._test_format("%20.f", -42, grouping=0, out='-42'.rjust(20))
        self._test_format("%+10.f", -4200, grouping=0, out='-4200'.rjust(10))
        self._test_format("%-10.f", 4200, grouping=0, out='4200'.ljust(10))

    def test_complex_formatting(self):
        # Spaces in formatting string
        self._test_format_string("One million is %i", 1000000, grouping=1,
            out='One million is 1%s000%s000' % (self.sep, self.sep))
        self._test_format_string("One  million is %i", 1000000, grouping=1,
            out='One  million is 1%s000%s000' % (self.sep, self.sep))
        # Dots in formatting string
        self._test_format_string(".%f.", 1000.0, out='.1000.000000.')
        # Padding
        if self.sep:
            self._test_format_string("-->  %10.2f", 4200, grouping=1,
                out='-->  ' + ('4%s200.00' % self.sep).rjust(10))
        # Asterisk formats
        self._test_format_string("%10.*f", (2, 1000), grouping=0,
            out='1000.00'.rjust(10))
        if self.sep:
            self._test_format_string("%*.*f", (10, 2, 1000), grouping=1,
                out=('1%s000.00' % self.sep).rjust(10))
        # Test more-in-one
        if self.sep:
            self._test_format_string("int %i float %.2f str %s",
                (1000, 1000.0, 'str'), grouping=1,
                out='int 1%s000 float 1%s000.00 str str' %
                (self.sep, self.sep))


class TestFormatPatternArg(unittest.TestCase):
    # Test handling of pattern argument of format

    def test_onlyOnePattern(self):
        # Issue 2522: accept exactly one % pattern, and no extra chars.
        self.assertRaises(ValueError, locale.format, "%f\n", 'foo')
        self.assertRaises(ValueError, locale.format, "%f\r", 'foo')
        self.assertRaises(ValueError, locale.format, "%f\r\n", 'foo')
        self.assertRaises(ValueError, locale.format, " %f", 'foo')
        self.assertRaises(ValueError, locale.format, "%fg", 'foo')
        self.assertRaises(ValueError, locale.format, "%^g", 'foo')


class TestNumberFormatting(BaseLocalizedTest, EnUSNumberFormatting):
    # Test number formatting with a real English locale.

    locale_type = locale.LC_NUMERIC

    def setUp(self):
        BaseLocalizedTest.setUp(self)
        EnUSNumberFormatting.setUp(self)


class TestEnUSNumberFormatting(EnUSCookedTest, EnUSNumberFormatting):
    # Test number formatting with a cooked "en_US" locale.

    def setUp(self):
        EnUSCookedTest.setUp(self)
        EnUSNumberFormatting.setUp(self)

    def test_currency(self):
        self._test_currency(50000, "$50000.00")
        self._test_currency(50000, "$50,000.00", grouping=True)
        self._test_currency(50000, "USD 50,000.00",
            grouping=True, international=True)


class TestCNumberFormatting(CCookedTest, BaseFormattingTest):
    # Test number formatting with a cooked "C" locale.

    def test_grouping(self):
        self._test_format("%.2f", 12345.67, grouping=True, out='12345.67')

    def test_grouping_and_padding(self):
        self._test_format("%9.2f", 12345.67, grouping=True, out=' 12345.67')


class TestFrFRNumberFormatting(FrFRCookedTest, BaseFormattingTest):
    # Test number formatting with a cooked "fr_FR" locale.

    def test_decimal_point(self):
        self._test_format("%.2f", 12345.67, out='12345,67')

    def test_grouping(self):
        self._test_format("%.2f", 345.67, grouping=True, out='345,67')
        self._test_format("%.2f", 12345.67, grouping=True, out='12 345,67')

    def test_grouping_and_padding(self):
        self._test_format("%6.2f", 345.67, grouping=True, out='345,67')
        self._test_format("%7.2f", 345.67, grouping=True, out=' 345,67')
        self._test_format("%8.2f", 12345.67, grouping=True, out='12 345,67')
        self._test_format("%9.2f", 12345.67, grouping=True, out='12 345,67')
        self._test_format("%10.2f", 12345.67, grouping=True, out=' 12 345,67')
        self._test_format("%-6.2f", 345.67, grouping=True, out='345,67')
        self._test_format("%-7.2f", 345.67, grouping=True, out='345,67 ')
        self._test_format("%-8.2f", 12345.67, grouping=True, out='12 345,67')
        self._test_format("%-9.2f", 12345.67, grouping=True, out='12 345,67')
        self._test_format("%-10.2f", 12345.67, grouping=True, out='12 345,67 ')

    def test_integer_grouping(self):
        self._test_format("%d", 200, grouping=True, out='200')
        self._test_format("%d", 4200, grouping=True, out='4 200')

    def test_integer_grouping_and_padding(self):
        self._test_format("%4d", 4200, grouping=True, out='4 200')
        self._test_format("%5d", 4200, grouping=True, out='4 200')
        self._test_format("%10d", 4200, grouping=True, out='4 200'.rjust(10))
        self._test_format("%-4d", 4200, grouping=True, out='4 200')
        self._test_format("%-5d", 4200, grouping=True, out='4 200')
        self._test_format("%-10d", 4200, grouping=True, out='4 200'.ljust(10))

    def test_currency(self):
        euro = '\u20ac'
        self._test_currency(50000, "50000,00 " + euro)
        self._test_currency(50000, "50 000,00 " + euro, grouping=True)
        # XXX is the trailing space a bug?
        self._test_currency(50000, "50 000,00 EUR ",
            grouping=True, international=True)


class TestCollation(unittest.TestCase):
    # Test string collation functions

    def test_strcoll(self):
        self.assertLess(locale.strcoll('a', 'b'), 0)
        self.assertEqual(locale.strcoll('a', 'a'), 0)
        self.assertGreater(locale.strcoll('b', 'a'), 0)

    def test_strxfrm(self):
        self.assertLess(locale.strxfrm('a'), locale.strxfrm('b'))


class TestEnUSCollation(BaseLocalizedTest, TestCollation):
    # Test string collation functions with a real English locale

    locale_type = locale.LC_ALL

    def setUp(self):
        BaseLocalizedTest.setUp(self)
        enc = codecs.lookup(locale.getpreferredencoding(False) or 'ascii').name
        if enc not in ('utf-8', 'iso8859-1', 'cp1252'):
            raise unittest.SkipTest('encoding not suitable')
        if enc != 'iso8859-1' and (sys.platform == 'darwin' or
                                   sys.platform.startswith('freebsd')):
            raise unittest.SkipTest('wcscoll/wcsxfrm have known bugs')

    def test_strcoll_with_diacritic(self):
        self.assertLess(locale.strcoll('à', 'b'), 0)

    def test_strxfrm_with_diacritic(self):
        self.assertLess(locale.strxfrm('à'), locale.strxfrm('b'))


class TestMiscellaneous(unittest.TestCase):
    def test_getpreferredencoding(self):
        # Invoke getpreferredencoding to make sure it does not cause exceptions.
        enc = locale.getpreferredencoding()
        if enc:
            # If encoding non-empty, make sure it is valid
            codecs.lookup(enc)

    def test_strcoll_3303(self):
        # test crasher from bug #3303
        self.assertRaises(TypeError, locale.strcoll, "a", None)
        self.assertRaises(TypeError, locale.strcoll, b"a", None)

    def test_setlocale_category(self):
        locale.setlocale(locale.LC_ALL)
        locale.setlocale(locale.LC_TIME)
        locale.setlocale(locale.LC_CTYPE)
        locale.setlocale(locale.LC_COLLATE)
        locale.setlocale(locale.LC_MONETARY)
        locale.setlocale(locale.LC_NUMERIC)

        # crasher from bug #7419
        self.assertRaises(locale.Error, locale.setlocale, 12345)


def test_main():
    tests = [
        TestMiscellaneous,
        TestFormatPatternArg,
        TestEnUSNumberFormatting,
        TestCNumberFormatting,
        TestFrFRNumberFormatting,
        TestCollation
    ]
    # SkipTest can't be raised inside unittests, handle it manually instead
    try:
        get_enUS_locale()
    except unittest.SkipTest as e:
        if verbose:
            print("Some tests will be disabled: %s" % e)
    else:
        tests += [TestNumberFormatting, TestEnUSCollation]
    run_unittest(*tests)

if __name__ == '__main__':
    test_main()