/tests/regressiontests/forms/tests/widgets.py
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1# -*- coding: utf-8 -*- 2import datetime 3from decimal import Decimal 4import re 5import time 6from django.conf import settings 7from django.core.files.uploadedfile import SimpleUploadedFile 8from django.forms import * 9from django.forms.widgets import RadioFieldRenderer 10from django.utils import copycompat as copy 11from django.utils import formats 12from django.utils.safestring import mark_safe 13from django.utils.translation import activate, deactivate 14from django.utils.unittest import TestCase 15 16 17 18class FormsWidgetTestCase(TestCase): 19 # Each Widget class corresponds to an HTML form widget. A Widget knows how to 20 # render itself, given a field name and some data. Widgets don't perform 21 # validation. 22 def test_textinput(self): 23 w = TextInput() 24 self.assertEqual(w.render('email', ''), u'<input type="text" name="email" />') 25 self.assertEqual(w.render('email', None), u'<input type="text" name="email" />') 26 self.assertEqual(w.render('email', 'test@example.com'), u'<input type="text" name="email" value="test@example.com" />') 27 self.assertEqual(w.render('email', 'some "quoted" & ampersanded value'), u'<input type="text" name="email" value="some "quoted" & ampersanded value" />') 28 self.assertEqual(w.render('email', 'test@example.com', attrs={'class': 'fun'}), u'<input type="text" name="email" value="test@example.com" class="fun" />') 29 30 # Note that doctest in Python 2.4 (and maybe 2.5?) doesn't support non-ascii 31 # characters in output, so we're displaying the repr() here. 32 self.assertEqual(w.render('email', '????', attrs={'class': 'fun'}), u'<input type="text" name="email" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" class="fun" />') 33 34 # You can also pass 'attrs' to the constructor: 35 w = TextInput(attrs={'class': 'fun'}) 36 self.assertEqual(w.render('email', ''), u'<input type="text" class="fun" name="email" />') 37 self.assertEqual(w.render('email', 'foo@example.com'), u'<input type="text" class="fun" value="foo@example.com" name="email" />') 38 39 # 'attrs' passed to render() get precedence over those passed to the constructor: 40 w = TextInput(attrs={'class': 'pretty'}) 41 self.assertEqual(w.render('email', '', attrs={'class': 'special'}), u'<input type="text" class="special" name="email" />') 42 43 # 'attrs' can be safe-strings if needed) 44 w = TextInput(attrs={'onBlur': mark_safe("function('foo')")}) 45 self.assertEqual(w.render('email', ''), u'<input onBlur="function(\'foo\')" type="text" name="email" />') 46 47 def test_passwordinput(self): 48 w = PasswordInput() 49 self.assertEqual(w.render('email', ''), u'<input type="password" name="email" />') 50 self.assertEqual(w.render('email', None), u'<input type="password" name="email" />') 51 self.assertEqual(w.render('email', 'secret'), u'<input type="password" name="email" />') 52 53 # The render_value argument lets you specify whether the widget should render 54 # its value. For security reasons, this is off by default. 55 w = PasswordInput(render_value=True) 56 self.assertEqual(w.render('email', ''), u'<input type="password" name="email" />') 57 self.assertEqual(w.render('email', None), u'<input type="password" name="email" />') 58 self.assertEqual(w.render('email', 'test@example.com'), u'<input type="password" name="email" value="test@example.com" />') 59 self.assertEqual(w.render('email', 'some "quoted" & ampersanded value'), u'<input type="password" name="email" value="some "quoted" & ampersanded value" />') 60 self.assertEqual(w.render('email', 'test@example.com', attrs={'class': 'fun'}), u'<input type="password" name="email" value="test@example.com" class="fun" />') 61 62 # You can also pass 'attrs' to the constructor: 63 w = PasswordInput(attrs={'class': 'fun'}, render_value=True) 64 self.assertEqual(w.render('email', ''), u'<input type="password" class="fun" name="email" />') 65 self.assertEqual(w.render('email', 'foo@example.com'), u'<input type="password" class="fun" value="foo@example.com" name="email" />') 66 67 # 'attrs' passed to render() get precedence over those passed to the constructor: 68 w = PasswordInput(attrs={'class': 'pretty'}, render_value=True) 69 self.assertEqual(w.render('email', '', attrs={'class': 'special'}), u'<input type="password" class="special" name="email" />') 70 71 self.assertEqual(w.render('email', '????', attrs={'class': 'fun'}), u'<input type="password" class="fun" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" name="email" />') 72 73 def test_hiddeninput(self): 74 w = HiddenInput() 75 self.assertEqual(w.render('email', ''), u'<input type="hidden" name="email" />') 76 self.assertEqual(w.render('email', None), u'<input type="hidden" name="email" />') 77 self.assertEqual(w.render('email', 'test@example.com'), u'<input type="hidden" name="email" value="test@example.com" />') 78 self.assertEqual(w.render('email', 'some "quoted" & ampersanded value'), u'<input type="hidden" name="email" value="some "quoted" & ampersanded value" />') 79 self.assertEqual(w.render('email', 'test@example.com', attrs={'class': 'fun'}), u'<input type="hidden" name="email" value="test@example.com" class="fun" />') 80 81 # You can also pass 'attrs' to the constructor: 82 w = HiddenInput(attrs={'class': 'fun'}) 83 self.assertEqual(w.render('email', ''), u'<input type="hidden" class="fun" name="email" />') 84 self.assertEqual(w.render('email', 'foo@example.com'), u'<input type="hidden" class="fun" value="foo@example.com" name="email" />') 85 86 # 'attrs' passed to render() get precedence over those passed to the constructor: 87 w = HiddenInput(attrs={'class': 'pretty'}) 88 self.assertEqual(w.render('email', '', attrs={'class': 'special'}), u'<input type="hidden" class="special" name="email" />') 89 90 self.assertEqual(w.render('email', '????', attrs={'class': 'fun'}), u'<input type="hidden" class="fun" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" name="email" />') 91 92 # 'attrs' passed to render() get precedence over those passed to the constructor: 93 w = HiddenInput(attrs={'class': 'pretty'}) 94 self.assertEqual(w.render('email', '', attrs={'class': 'special'}), u'<input type="hidden" class="special" name="email" />') 95 96 # Boolean values are rendered to their string forms ("True" and "False"). 97 w = HiddenInput() 98 self.assertEqual(w.render('get_spam', False), u'<input type="hidden" name="get_spam" value="False" />') 99 self.assertEqual(w.render('get_spam', True), u'<input type="hidden" name="get_spam" value="True" />') 100 101 def test_multiplehiddeninput(self): 102 w = MultipleHiddenInput() 103 self.assertEqual(w.render('email', []), u'') 104 self.assertEqual(w.render('email', None), u'') 105 self.assertEqual(w.render('email', ['test@example.com']), u'<input type="hidden" name="email" value="test@example.com" />') 106 self.assertEqual(w.render('email', ['some "quoted" & ampersanded value']), u'<input type="hidden" name="email" value="some "quoted" & ampersanded value" />') 107 self.assertEqual(w.render('email', ['test@example.com', 'foo@example.com']), u'<input type="hidden" name="email" value="test@example.com" />\n<input type="hidden" name="email" value="foo@example.com" />') 108 self.assertEqual(w.render('email', ['test@example.com'], attrs={'class': 'fun'}), u'<input type="hidden" name="email" value="test@example.com" class="fun" />') 109 self.assertEqual(w.render('email', ['test@example.com', 'foo@example.com'], attrs={'class': 'fun'}), u'<input type="hidden" name="email" value="test@example.com" class="fun" />\n<input type="hidden" name="email" value="foo@example.com" class="fun" />') 110 111 # You can also pass 'attrs' to the constructor: 112 w = MultipleHiddenInput(attrs={'class': 'fun'}) 113 self.assertEqual(w.render('email', []), u'') 114 self.assertEqual(w.render('email', ['foo@example.com']), u'<input type="hidden" class="fun" value="foo@example.com" name="email" />') 115 self.assertEqual(w.render('email', ['foo@example.com', 'test@example.com']), u'<input type="hidden" class="fun" value="foo@example.com" name="email" />\n<input type="hidden" class="fun" value="test@example.com" name="email" />') 116 117 # 'attrs' passed to render() get precedence over those passed to the constructor: 118 w = MultipleHiddenInput(attrs={'class': 'pretty'}) 119 self.assertEqual(w.render('email', ['foo@example.com'], attrs={'class': 'special'}), u'<input type="hidden" class="special" value="foo@example.com" name="email" />') 120 121 self.assertEqual(w.render('email', ['????'], attrs={'class': 'fun'}), u'<input type="hidden" class="fun" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" name="email" />') 122 123 # 'attrs' passed to render() get precedence over those passed to the constructor: 124 w = MultipleHiddenInput(attrs={'class': 'pretty'}) 125 self.assertEqual(w.render('email', ['foo@example.com'], attrs={'class': 'special'}), u'<input type="hidden" class="special" value="foo@example.com" name="email" />') 126 127 # Each input gets a separate ID. 128 w = MultipleHiddenInput() 129 self.assertEqual(w.render('letters', list('abc'), attrs={'id': 'hideme'}), u'<input type="hidden" name="letters" value="a" id="hideme_0" />\n<input type="hidden" name="letters" value="b" id="hideme_1" />\n<input type="hidden" name="letters" value="c" id="hideme_2" />') 130 131 def test_fileinput(self): 132 # FileInput widgets don't ever show the value, because the old value is of no use 133 # if you are updating the form or if the provided file generated an error. 134 w = FileInput() 135 self.assertEqual(w.render('email', ''), u'<input type="file" name="email" />') 136 self.assertEqual(w.render('email', None), u'<input type="file" name="email" />') 137 self.assertEqual(w.render('email', 'test@example.com'), u'<input type="file" name="email" />') 138 self.assertEqual(w.render('email', 'some "quoted" & ampersanded value'), u'<input type="file" name="email" />') 139 self.assertEqual(w.render('email', 'test@example.com', attrs={'class': 'fun'}), u'<input type="file" name="email" class="fun" />') 140 141 # You can also pass 'attrs' to the constructor: 142 w = FileInput(attrs={'class': 'fun'}) 143 self.assertEqual(w.render('email', ''), u'<input type="file" class="fun" name="email" />') 144 self.assertEqual(w.render('email', 'foo@example.com'), u'<input type="file" class="fun" name="email" />') 145 146 self.assertEqual(w.render('email', '????', attrs={'class': 'fun'}), u'<input type="file" class="fun" name="email" />') 147 148 # Test for the behavior of _has_changed for FileInput. The value of data will 149 # more than likely come from request.FILES. The value of initial data will 150 # likely be a filename stored in the database. Since its value is of no use to 151 # a FileInput it is ignored. 152 w = FileInput() 153 154 # No file was uploaded and no initial data. 155 self.assertFalse(w._has_changed(u'', None)) 156 157 # A file was uploaded and no initial data. 158 self.assertTrue(w._has_changed(u'', {'filename': 'resume.txt', 'content': 'My resume'})) 159 160 # A file was not uploaded, but there is initial data 161 self.assertFalse(w._has_changed(u'resume.txt', None)) 162 163 # A file was uploaded and there is initial data (file identity is not dealt 164 # with here) 165 self.assertTrue(w._has_changed('resume.txt', {'filename': 'resume.txt', 'content': 'My resume'})) 166 167 def test_textarea(self): 168 w = Textarea() 169 self.assertEqual(w.render('msg', ''), u'<textarea rows="10" cols="40" name="msg"></textarea>') 170 self.assertEqual(w.render('msg', None), u'<textarea rows="10" cols="40" name="msg"></textarea>') 171 self.assertEqual(w.render('msg', 'value'), u'<textarea rows="10" cols="40" name="msg">value</textarea>') 172 self.assertEqual(w.render('msg', 'some "quoted" & ampersanded value'), u'<textarea rows="10" cols="40" name="msg">some "quoted" & ampersanded value</textarea>') 173 self.assertEqual(w.render('msg', mark_safe('pre "quoted" value')), u'<textarea rows="10" cols="40" name="msg">pre "quoted" value</textarea>') 174 self.assertEqual(w.render('msg', 'value', attrs={'class': 'pretty', 'rows': 20}), u'<textarea class="pretty" rows="20" cols="40" name="msg">value</textarea>') 175 176 # You can also pass 'attrs' to the constructor: 177 w = Textarea(attrs={'class': 'pretty'}) 178 self.assertEqual(w.render('msg', ''), u'<textarea rows="10" cols="40" name="msg" class="pretty"></textarea>') 179 self.assertEqual(w.render('msg', 'example'), u'<textarea rows="10" cols="40" name="msg" class="pretty">example</textarea>') 180 181 # 'attrs' passed to render() get precedence over those passed to the constructor: 182 w = Textarea(attrs={'class': 'pretty'}) 183 self.assertEqual(w.render('msg', '', attrs={'class': 'special'}), u'<textarea rows="10" cols="40" name="msg" class="special"></textarea>') 184 185 self.assertEqual(w.render('msg', '????', attrs={'class': 'fun'}), u'<textarea rows="10" cols="40" name="msg" class="fun">\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111</textarea>') 186 187 def test_checkboxinput(self): 188 w = CheckboxInput() 189 self.assertEqual(w.render('is_cool', ''), u'<input type="checkbox" name="is_cool" />') 190 self.assertEqual(w.render('is_cool', None), u'<input type="checkbox" name="is_cool" />') 191 self.assertEqual(w.render('is_cool', False), u'<input type="checkbox" name="is_cool" />') 192 self.assertEqual(w.render('is_cool', True), u'<input checked="checked" type="checkbox" name="is_cool" />') 193 194 # Using any value that's not in ('', None, False, True) will check the checkbox 195 # and set the 'value' attribute. 196 self.assertEqual(w.render('is_cool', 'foo'), u'<input checked="checked" type="checkbox" name="is_cool" value="foo" />') 197 198 self.assertEqual(w.render('is_cool', False, attrs={'class': 'pretty'}), u'<input type="checkbox" name="is_cool" class="pretty" />') 199 200 # You can also pass 'attrs' to the constructor: 201 w = CheckboxInput(attrs={'class': 'pretty'}) 202 self.assertEqual(w.render('is_cool', ''), u'<input type="checkbox" class="pretty" name="is_cool" />') 203 204 # 'attrs' passed to render() get precedence over those passed to the constructor: 205 w = CheckboxInput(attrs={'class': 'pretty'}) 206 self.assertEqual(w.render('is_cool', '', attrs={'class': 'special'}), u'<input type="checkbox" class="special" name="is_cool" />') 207 208 # You can pass 'check_test' to the constructor. This is a callable that takes the 209 # value and returns True if the box should be checked. 210 w = CheckboxInput(check_test=lambda value: value.startswith('hello')) 211 self.assertEqual(w.render('greeting', ''), u'<input type="checkbox" name="greeting" />') 212 self.assertEqual(w.render('greeting', 'hello'), u'<input checked="checked" type="checkbox" name="greeting" value="hello" />') 213 self.assertEqual(w.render('greeting', 'hello there'), u'<input checked="checked" type="checkbox" name="greeting" value="hello there" />') 214 self.assertEqual(w.render('greeting', 'hello & goodbye'), u'<input checked="checked" type="checkbox" name="greeting" value="hello & goodbye" />') 215 216 # A subtlety: If the 'check_test' argument cannot handle a value and raises any 217 # exception during its __call__, then the exception will be swallowed and the box 218 # will not be checked. In this example, the 'check_test' assumes the value has a 219 # startswith() method, which fails for the values True, False and None. 220 self.assertEqual(w.render('greeting', True), u'<input type="checkbox" name="greeting" />') 221 self.assertEqual(w.render('greeting', False), u'<input type="checkbox" name="greeting" />') 222 self.assertEqual(w.render('greeting', None), u'<input type="checkbox" name="greeting" />') 223 224 # The CheckboxInput widget will return False if the key is not found in the data 225 # dictionary (because HTML form submission doesn't send any result for unchecked 226 # checkboxes). 227 self.assertFalse(w.value_from_datadict({}, {}, 'testing')) 228 229 self.assertFalse(w._has_changed(None, None)) 230 self.assertFalse(w._has_changed(None, u'')) 231 self.assertFalse(w._has_changed(u'', None)) 232 self.assertFalse(w._has_changed(u'', u'')) 233 self.assertTrue(w._has_changed(False, u'on')) 234 self.assertFalse(w._has_changed(True, u'on')) 235 self.assertTrue(w._has_changed(True, u'')) 236 237 def test_select(self): 238 w = Select() 239 self.assertEqual(w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select name="beatle"> 240<option value="J" selected="selected">John</option> 241<option value="P">Paul</option> 242<option value="G">George</option> 243<option value="R">Ringo</option> 244</select>""") 245 246 # If the value is None, none of the options are selected: 247 self.assertEqual(w.render('beatle', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select name="beatle"> 248<option value="J">John</option> 249<option value="P">Paul</option> 250<option value="G">George</option> 251<option value="R">Ringo</option> 252</select>""") 253 254 # If the value corresponds to a label (but not to an option value), none of the options are selected: 255 self.assertEqual(w.render('beatle', 'John', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select name="beatle"> 256<option value="J">John</option> 257<option value="P">Paul</option> 258<option value="G">George</option> 259<option value="R">Ringo</option> 260</select>""") 261 262 # The value is compared to its str(): 263 self.assertEqual(w.render('num', 2, choices=[('1', '1'), ('2', '2'), ('3', '3')]), """<select name="num"> 264<option value="1">1</option> 265<option value="2" selected="selected">2</option> 266<option value="3">3</option> 267</select>""") 268 self.assertEqual(w.render('num', '2', choices=[(1, 1), (2, 2), (3, 3)]), """<select name="num"> 269<option value="1">1</option> 270<option value="2" selected="selected">2</option> 271<option value="3">3</option> 272</select>""") 273 self.assertEqual(w.render('num', 2, choices=[(1, 1), (2, 2), (3, 3)]), """<select name="num"> 274<option value="1">1</option> 275<option value="2" selected="selected">2</option> 276<option value="3">3</option> 277</select>""") 278 279 # The 'choices' argument can be any iterable: 280 from itertools import chain 281 def get_choices(): 282 for i in range(5): 283 yield (i, i) 284 self.assertEqual(w.render('num', 2, choices=get_choices()), """<select name="num"> 285<option value="0">0</option> 286<option value="1">1</option> 287<option value="2" selected="selected">2</option> 288<option value="3">3</option> 289<option value="4">4</option> 290</select>""") 291 things = ({'id': 1, 'name': 'And Boom'}, {'id': 2, 'name': 'One More Thing!'}) 292 class SomeForm(Form): 293 somechoice = ChoiceField(choices=chain((('', '-'*9),), [(thing['id'], thing['name']) for thing in things])) 294 f = SomeForm() 295 self.assertEqual(f.as_table(), u'<tr><th><label for="id_somechoice">Somechoice:</label></th><td><select name="somechoice" id="id_somechoice">\n<option value="" selected="selected">---------</option>\n<option value="1">And Boom</option>\n<option value="2">One More Thing!</option>\n</select></td></tr>') 296 self.assertEqual(f.as_table(), u'<tr><th><label for="id_somechoice">Somechoice:</label></th><td><select name="somechoice" id="id_somechoice">\n<option value="" selected="selected">---------</option>\n<option value="1">And Boom</option>\n<option value="2">One More Thing!</option>\n</select></td></tr>') 297 f = SomeForm({'somechoice': 2}) 298 self.assertEqual(f.as_table(), u'<tr><th><label for="id_somechoice">Somechoice:</label></th><td><select name="somechoice" id="id_somechoice">\n<option value="">---------</option>\n<option value="1">And Boom</option>\n<option value="2" selected="selected">One More Thing!</option>\n</select></td></tr>') 299 300 # You can also pass 'choices' to the constructor: 301 w = Select(choices=[(1, 1), (2, 2), (3, 3)]) 302 self.assertEqual(w.render('num', 2), """<select name="num"> 303<option value="1">1</option> 304<option value="2" selected="selected">2</option> 305<option value="3">3</option> 306</select>""") 307 308 # If 'choices' is passed to both the constructor and render(), then they'll both be in the output: 309 self.assertEqual(w.render('num', 2, choices=[(4, 4), (5, 5)]), """<select name="num"> 310<option value="1">1</option> 311<option value="2" selected="selected">2</option> 312<option value="3">3</option> 313<option value="4">4</option> 314<option value="5">5</option> 315</select>""") 316 317 # Choices are escaped correctly 318 self.assertEqual(w.render('escape', None, choices=(('bad', 'you & me'), ('good', mark_safe('you > me')))), """<select name="escape"> 319<option value="1">1</option> 320<option value="2">2</option> 321<option value="3">3</option> 322<option value="bad">you & me</option> 323<option value="good">you > me</option> 324</select>""") 325 326 # Unicode choices are correctly rendered as HTML 327 self.assertEqual(w.render('email', '????', choices=[('????', '?abc???'), ('??', 'abc??')]), u'<select name="email">\n<option value="1">1</option>\n<option value="2">2</option>\n<option value="3">3</option>\n<option value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" selected="selected">\u0160\u0110abc\u0106\u017d\u0107\u017e\u0161\u0111</option>\n<option value="\u0107\u017e\u0161\u0111">abc\u0107\u017e\u0161\u0111</option>\n</select>') 328 329 # If choices is passed to the constructor and is a generator, it can be iterated 330 # over multiple times without getting consumed: 331 w = Select(choices=get_choices()) 332 self.assertEqual(w.render('num', 2), """<select name="num"> 333<option value="0">0</option> 334<option value="1">1</option> 335<option value="2" selected="selected">2</option> 336<option value="3">3</option> 337<option value="4">4</option> 338</select>""") 339 self.assertEqual(w.render('num', 3), """<select name="num"> 340<option value="0">0</option> 341<option value="1">1</option> 342<option value="2">2</option> 343<option value="3" selected="selected">3</option> 344<option value="4">4</option> 345</select>""") 346 347 # Choices can be nested one level in order to create HTML optgroups: 348 w.choices=(('outer1', 'Outer 1'), ('Group "1"', (('inner1', 'Inner 1'), ('inner2', 'Inner 2')))) 349 self.assertEqual(w.render('nestchoice', None), """<select name="nestchoice"> 350<option value="outer1">Outer 1</option> 351<optgroup label="Group "1""> 352<option value="inner1">Inner 1</option> 353<option value="inner2">Inner 2</option> 354</optgroup> 355</select>""") 356 357 self.assertEqual(w.render('nestchoice', 'outer1'), """<select name="nestchoice"> 358<option value="outer1" selected="selected">Outer 1</option> 359<optgroup label="Group "1""> 360<option value="inner1">Inner 1</option> 361<option value="inner2">Inner 2</option> 362</optgroup> 363</select>""") 364 365 self.assertEqual(w.render('nestchoice', 'inner1'), """<select name="nestchoice"> 366<option value="outer1">Outer 1</option> 367<optgroup label="Group "1""> 368<option value="inner1" selected="selected">Inner 1</option> 369<option value="inner2">Inner 2</option> 370</optgroup> 371</select>""") 372 373 def test_nullbooleanselect(self): 374 w = NullBooleanSelect() 375 self.assertTrue(w.render('is_cool', True), """<select name="is_cool"> 376<option value="1">Unknown</option> 377<option value="2" selected="selected">Yes</option> 378<option value="3">No</option> 379</select>""") 380 self.assertEqual(w.render('is_cool', False), """<select name="is_cool"> 381<option value="1">Unknown</option> 382<option value="2">Yes</option> 383<option value="3" selected="selected">No</option> 384</select>""") 385 self.assertEqual(w.render('is_cool', None), """<select name="is_cool"> 386<option value="1" selected="selected">Unknown</option> 387<option value="2">Yes</option> 388<option value="3">No</option> 389</select>""") 390 self.assertEqual(w.render('is_cool', '2'), """<select name="is_cool"> 391<option value="1">Unknown</option> 392<option value="2" selected="selected">Yes</option> 393<option value="3">No</option> 394</select>""") 395 self.assertEqual(w.render('is_cool', '3'), """<select name="is_cool"> 396<option value="1">Unknown</option> 397<option value="2">Yes</option> 398<option value="3" selected="selected">No</option> 399</select>""") 400 self.assertTrue(w._has_changed(False, None)) 401 self.assertTrue(w._has_changed(None, False)) 402 self.assertFalse(w._has_changed(None, None)) 403 self.assertFalse(w._has_changed(False, False)) 404 self.assertTrue(w._has_changed(True, False)) 405 self.assertTrue(w._has_changed(True, None)) 406 self.assertTrue(w._has_changed(True, False)) 407 408 def test_selectmultiple(self): 409 w = SelectMultiple() 410 self.assertEqual(w.render('beatles', ['J'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles"> 411<option value="J" selected="selected">John</option> 412<option value="P">Paul</option> 413<option value="G">George</option> 414<option value="R">Ringo</option> 415</select>""") 416 self.assertEqual(w.render('beatles', ['J', 'P'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles"> 417<option value="J" selected="selected">John</option> 418<option value="P" selected="selected">Paul</option> 419<option value="G">George</option> 420<option value="R">Ringo</option> 421</select>""") 422 self.assertEqual(w.render('beatles', ['J', 'P', 'R'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles"> 423<option value="J" selected="selected">John</option> 424<option value="P" selected="selected">Paul</option> 425<option value="G">George</option> 426<option value="R" selected="selected">Ringo</option> 427</select>""") 428 429 # If the value is None, none of the options are selected: 430 self.assertEqual(w.render('beatles', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles"> 431<option value="J">John</option> 432<option value="P">Paul</option> 433<option value="G">George</option> 434<option value="R">Ringo</option> 435</select>""") 436 437 # If the value corresponds to a label (but not to an option value), none of the options are selected: 438 self.assertEqual(w.render('beatles', ['John'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles"> 439<option value="J">John</option> 440<option value="P">Paul</option> 441<option value="G">George</option> 442<option value="R">Ringo</option> 443</select>""") 444 445 # If multiple values are given, but some of them are not valid, the valid ones are selected: 446 self.assertEqual(w.render('beatles', ['J', 'G', 'foo'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<select multiple="multiple" name="beatles"> 447<option value="J" selected="selected">John</option> 448<option value="P">Paul</option> 449<option value="G" selected="selected">George</option> 450<option value="R">Ringo</option> 451</select>""") 452 453 # The value is compared to its str(): 454 self.assertEqual(w.render('nums', [2], choices=[('1', '1'), ('2', '2'), ('3', '3')]), """<select multiple="multiple" name="nums"> 455<option value="1">1</option> 456<option value="2" selected="selected">2</option> 457<option value="3">3</option> 458</select>""") 459 self.assertEqual(w.render('nums', ['2'], choices=[(1, 1), (2, 2), (3, 3)]), """<select multiple="multiple" name="nums"> 460<option value="1">1</option> 461<option value="2" selected="selected">2</option> 462<option value="3">3</option> 463</select>""") 464 self.assertEqual(w.render('nums', [2], choices=[(1, 1), (2, 2), (3, 3)]), """<select multiple="multiple" name="nums"> 465<option value="1">1</option> 466<option value="2" selected="selected">2</option> 467<option value="3">3</option> 468</select>""") 469 470 # The 'choices' argument can be any iterable: 471 def get_choices(): 472 for i in range(5): 473 yield (i, i) 474 self.assertEqual(w.render('nums', [2], choices=get_choices()), """<select multiple="multiple" name="nums"> 475<option value="0">0</option> 476<option value="1">1</option> 477<option value="2" selected="selected">2</option> 478<option value="3">3</option> 479<option value="4">4</option> 480</select>""") 481 482 # You can also pass 'choices' to the constructor: 483 w = SelectMultiple(choices=[(1, 1), (2, 2), (3, 3)]) 484 self.assertEqual(w.render('nums', [2]), """<select multiple="multiple" name="nums"> 485<option value="1">1</option> 486<option value="2" selected="selected">2</option> 487<option value="3">3</option> 488</select>""") 489 490 # If 'choices' is passed to both the constructor and render(), then they'll both be in the output: 491 self.assertEqual(w.render('nums', [2], choices=[(4, 4), (5, 5)]), """<select multiple="multiple" name="nums"> 492<option value="1">1</option> 493<option value="2" selected="selected">2</option> 494<option value="3">3</option> 495<option value="4">4</option> 496<option value="5">5</option> 497</select>""") 498 499 # Choices are escaped correctly 500 self.assertEqual(w.render('escape', None, choices=(('bad', 'you & me'), ('good', mark_safe('you > me')))), """<select multiple="multiple" name="escape"> 501<option value="1">1</option> 502<option value="2">2</option> 503<option value="3">3</option> 504<option value="bad">you & me</option> 505<option value="good">you > me</option> 506</select>""") 507 508 # Unicode choices are correctly rendered as HTML 509 self.assertEqual(w.render('nums', ['????'], choices=[('????', '?abc???'), ('??', 'abc??')]), u'<select multiple="multiple" name="nums">\n<option value="1">1</option>\n<option value="2">2</option>\n<option value="3">3</option>\n<option value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" selected="selected">\u0160\u0110abc\u0106\u017d\u0107\u017e\u0161\u0111</option>\n<option value="\u0107\u017e\u0161\u0111">abc\u0107\u017e\u0161\u0111</option>\n</select>') 510 511 # Test the usage of _has_changed 512 self.assertFalse(w._has_changed(None, None)) 513 self.assertFalse(w._has_changed([], None)) 514 self.assertTrue(w._has_changed(None, [u'1'])) 515 self.assertFalse(w._has_changed([1, 2], [u'1', u'2'])) 516 self.assertTrue(w._has_changed([1, 2], [u'1'])) 517 self.assertTrue(w._has_changed([1, 2], [u'1', u'3'])) 518 519 # Choices can be nested one level in order to create HTML optgroups: 520 w.choices = (('outer1', 'Outer 1'), ('Group "1"', (('inner1', 'Inner 1'), ('inner2', 'Inner 2')))) 521 self.assertEqual(w.render('nestchoice', None), """<select multiple="multiple" name="nestchoice"> 522<option value="outer1">Outer 1</option> 523<optgroup label="Group "1""> 524<option value="inner1">Inner 1</option> 525<option value="inner2">Inner 2</option> 526</optgroup> 527</select>""") 528 529 self.assertEqual(w.render('nestchoice', ['outer1']), """<select multiple="multiple" name="nestchoice"> 530<option value="outer1" selected="selected">Outer 1</option> 531<optgroup label="Group "1""> 532<option value="inner1">Inner 1</option> 533<option value="inner2">Inner 2</option> 534</optgroup> 535</select>""") 536 537 self.assertEqual(w.render('nestchoice', ['inner1']), """<select multiple="multiple" name="nestchoice"> 538<option value="outer1">Outer 1</option> 539<optgroup label="Group "1""> 540<option value="inner1" selected="selected">Inner 1</option> 541<option value="inner2">Inner 2</option> 542</optgroup> 543</select>""") 544 545 self.assertEqual(w.render('nestchoice', ['outer1', 'inner2']), """<select multiple="multiple" name="nestchoice"> 546<option value="outer1" selected="selected">Outer 1</option> 547<optgroup label="Group "1""> 548<option value="inner1">Inner 1</option> 549<option value="inner2" selected="selected">Inner 2</option> 550</optgroup> 551</select>""") 552 553 def test_radioselect(self): 554 w = RadioSelect() 555 self.assertEqual(w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 556<li><label><input checked="checked" type="radio" name="beatle" value="J" /> John</label></li> 557<li><label><input type="radio" name="beatle" value="P" /> Paul</label></li> 558<li><label><input type="radio" name="beatle" value="G" /> George</label></li> 559<li><label><input type="radio" name="beatle" value="R" /> Ringo</label></li> 560</ul>""") 561 562 # If the value is None, none of the options are checked: 563 self.assertEqual(w.render('beatle', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 564<li><label><input type="radio" name="beatle" value="J" /> John</label></li> 565<li><label><input type="radio" name="beatle" value="P" /> Paul</label></li> 566<li><label><input type="radio" name="beatle" value="G" /> George</label></li> 567<li><label><input type="radio" name="beatle" value="R" /> Ringo</label></li> 568</ul>""") 569 570 # If the value corresponds to a label (but not to an option value), none of the options are checked: 571 self.assertEqual(w.render('beatle', 'John', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 572<li><label><input type="radio" name="beatle" value="J" /> John</label></li> 573<li><label><input type="radio" name="beatle" value="P" /> Paul</label></li> 574<li><label><input type="radio" name="beatle" value="G" /> George</label></li> 575<li><label><input type="radio" name="beatle" value="R" /> Ringo</label></li> 576</ul>""") 577 578 # The value is compared to its str(): 579 self.assertEqual(w.render('num', 2, choices=[('1', '1'), ('2', '2'), ('3', '3')]), """<ul> 580<li><label><input type="radio" name="num" value="1" /> 1</label></li> 581<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li> 582<li><label><input type="radio" name="num" value="3" /> 3</label></li> 583</ul>""") 584 self.assertEqual(w.render('num', '2', choices=[(1, 1), (2, 2), (3, 3)]), """<ul> 585<li><label><input type="radio" name="num" value="1" /> 1</label></li> 586<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li> 587<li><label><input type="radio" name="num" value="3" /> 3</label></li> 588</ul>""") 589 self.assertEqual(w.render('num', 2, choices=[(1, 1), (2, 2), (3, 3)]), """<ul> 590<li><label><input type="radio" name="num" value="1" /> 1</label></li> 591<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li> 592<li><label><input type="radio" name="num" value="3" /> 3</label></li> 593</ul>""") 594 595 # The 'choices' argument can be any iterable: 596 def get_choices(): 597 for i in range(5): 598 yield (i, i) 599 self.assertEqual(w.render('num', 2, choices=get_choices()), """<ul> 600<li><label><input type="radio" name="num" value="0" /> 0</label></li> 601<li><label><input type="radio" name="num" value="1" /> 1</label></li> 602<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li> 603<li><label><input type="radio" name="num" value="3" /> 3</label></li> 604<li><label><input type="radio" name="num" value="4" /> 4</label></li> 605</ul>""") 606 607 # You can also pass 'choices' to the constructor: 608 w = RadioSelect(choices=[(1, 1), (2, 2), (3, 3)]) 609 self.assertEqual(w.render('num', 2), """<ul> 610<li><label><input type="radio" name="num" value="1" /> 1</label></li> 611<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li> 612<li><label><input type="radio" name="num" value="3" /> 3</label></li> 613</ul>""") 614 615 # If 'choices' is passed to both the constructor and render(), then they'll both be in the output: 616 self.assertEqual(w.render('num', 2, choices=[(4, 4), (5, 5)]), """<ul> 617<li><label><input type="radio" name="num" value="1" /> 1</label></li> 618<li><label><input checked="checked" type="radio" name="num" value="2" /> 2</label></li> 619<li><label><input type="radio" name="num" value="3" /> 3</label></li> 620<li><label><input type="radio" name="num" value="4" /> 4</label></li> 621<li><label><input type="radio" name="num" value="5" /> 5</label></li> 622</ul>""") 623 624 # RadioSelect uses a RadioFieldRenderer to render the individual radio inputs. 625 # You can manipulate that object directly to customize the way the RadioSelect 626 # is rendered. 627 w = RadioSelect() 628 r = w.get_renderer('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) 629 inp_set1 = [] 630 inp_set2 = [] 631 inp_set3 = [] 632 inp_set4 = [] 633 634 for inp in r: 635 inp_set1.append(str(inp)) 636 inp_set2.append('%s<br />' % inp) 637 inp_set3.append('<p>%s %s</p>' % (inp.tag(), inp.choice_label)) 638 inp_set4.append('%s %s %s %s %s' % (inp.name, inp.value, inp.choice_value, inp.choice_label, inp.is_checked())) 639 640 self.assertEqual('\n'.join(inp_set1), """<label><input checked="checked" type="radio" name="beatle" value="J" /> John</label> 641<label><input type="radio" name="beatle" value="P" /> Paul</label> 642<label><input type="radio" name="beatle" value="G" /> George</label> 643<label><input type="radio" name="beatle" value="R" /> Ringo</label>""") 644 self.assertEqual('\n'.join(inp_set2), """<label><input checked="checked" type="radio" name="beatle" value="J" /> John</label><br /> 645<label><input type="radio" name="beatle" value="P" /> Paul</label><br /> 646<label><input type="radio" name="beatle" value="G" /> George</label><br /> 647<label><input type="radio" name="beatle" value="R" /> Ringo</label><br />""") 648 self.assertEqual('\n'.join(inp_set3), """<p><input checked="checked" type="radio" name="beatle" value="J" /> John</p> 649<p><input type="radio" name="beatle" value="P" /> Paul</p> 650<p><input type="radio" name="beatle" value="G" /> George</p> 651<p><input type="radio" name="beatle" value="R" /> Ringo</p>""") 652 self.assertEqual('\n'.join(inp_set4), """beatle J J John True 653beatle J P Paul False 654beatle J G George False 655beatle J R Ringo False""") 656 657 # You can create your own custom renderers for RadioSelect to use. 658 class MyRenderer(RadioFieldRenderer): 659 def render(self): 660 return u'<br />\n'.join([unicode(choice) for choice in self]) 661 w = RadioSelect(renderer=MyRenderer) 662 self.assertEqual(w.render('beatle', 'G', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<label><input type="radio" name="beatle" value="J" /> John</label><br /> 663<label><input type="radio" name="beatle" value="P" /> Paul</label><br /> 664<label><input checked="checked" type="radio" name="beatle" value="G" /> George</label><br /> 665<label><input type="radio" name="beatle" value="R" /> Ringo</label>""") 666 667 # Or you can use custom RadioSelect fields that use your custom renderer. 668 class CustomRadioSelect(RadioSelect): 669 renderer = MyRenderer 670 w = CustomRadioSelect() 671 self.assertEqual(w.render('beatle', 'G', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<label><input type="radio" name="beatle" value="J" /> John</label><br /> 672<label><input type="radio" name="beatle" value="P" /> Paul</label><br /> 673<label><input checked="checked" type="radio" name="beatle" value="G" /> George</label><br /> 674<label><input type="radio" name="beatle" value="R" /> Ringo</label>""") 675 676 # A RadioFieldRenderer object also allows index access to individual RadioInput 677 w = RadioSelect() 678 r = w.get_renderer('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))) 679 self.assertEqual(str(r[1]), '<label><input type="radio" name="beatle" value="P" /> Paul</label>') 680 self.assertEqual(str(r[0]), '<label><input checked="checked" type="radio" name="beatle" value="J" /> John</label>') 681 self.assertTrue(r[0].is_checked()) 682 self.assertFalse(r[1].is_checked()) 683 self.assertEqual((r[1].name, r[1].value, r[1].choice_value, r[1].choice_label), ('beatle', u'J', u'P', u'Paul')) 684 685 try: 686 r[10] 687 self.fail("This offset should not exist.") 688 except IndexError: 689 pass 690 691 # Choices are escaped correctly 692 w = RadioSelect() 693 self.assertEqual(w.render('escape', None, choices=(('bad', 'you & me'), ('good', mark_safe('you > me')))), """<ul> 694<li><label><input type="radio" name="escape" value="bad" /> you & me</label></li> 695<li><label><input type="radio" name="escape" value="good" /> you > me</label></li> 696</ul>""") 697 698 # Unicode choices are correctly rendered as HTML 699 w = RadioSelect() 700 self.assertEqual(unicode(w.render('email', '????', choices=[('????', '?abc???'), ('??', 'abc??')])), u'<ul>\n<li><label><input checked="checked" type="radio" name="email" value="\u0160\u0110\u0106\u017d\u0107\u017e\u0161\u0111" /> \u0160\u0110abc\u0106\u017d\u0107\u017e\u0161\u0111</label></li>\n<li><label><input type="radio" name="email" value="\u0107\u017e\u0161\u0111" /> abc\u0107\u017e\u0161\u0111</label></li>\n</ul>') 701 702 # Attributes provided at instantiation are passed to the constituent inputs 703 w = RadioSelect(attrs={'id':'foo'}) 704 self.assertEqual(w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 705<li><label for="foo_0"><input checked="checked" type="radio" id="foo_0" value="J" name="beatle" /> John</label></li> 706<li><label for="foo_1"><input type="radio" id="foo_1" value="P" name="beatle" /> Paul</label></li> 707<li><label for="foo_2"><input type="radio" id="foo_2" value="G" name="beatle" /> George</label></li> 708<li><label for="foo_3"><input type="radio" id="foo_3" value="R" name="beatle" /> Ringo</label></li> 709</ul>""") 710 711 # Attributes provided at render-time are passed to the constituent inputs 712 w = RadioSelect() 713 self.assertEqual(w.render('beatle', 'J', choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo')), attrs={'id':'bar'}), """<ul> 714<li><label for="bar_0"><input checked="checked" type="radio" id="bar_0" value="J" name="beatle" /> John</label></li> 715<li><label for="bar_1"><input type="radio" id="bar_1" value="P" name="beatle" /> Paul</label></li> 716<li><label for="bar_2"><input type="radio" id="bar_2" value="G" name="beatle" /> George</label></li> 717<li><label for="bar_3"><input type="radio" id="bar_3" value="R" name="beatle" /> Ringo</label></li> 718</ul>""") 719 720 def test_checkboxselectmultiple(self): 721 w = CheckboxSelectMultiple() 722 self.assertEqual(w.render('beatles', ['J'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 723<li><label><input checked="checked" type="checkbox" name="beatles" value="J" /> John</label></li> 724<li><label><input type="checkbox" name="beatles" value="P" /> Paul</label></li> 725<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li> 726<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li> 727</ul>""") 728 self.assertEqual(w.render('beatles', ['J', 'P'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 729<li><label><input checked="checked" type="checkbox" name="beatles" value="J" /> John</label></li> 730<li><label><input checked="checked" type="checkbox" name="beatles" value="P" /> Paul</label></li> 731<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li> 732<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li> 733</ul>""") 734 self.assertEqual(w.render('beatles', ['J', 'P', 'R'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 735<li><label><input checked="checked" type="checkbox" name="beatles" value="J" /> John</label></li> 736<li><label><input checked="checked" type="checkbox" name="beatles" value="P" /> Paul</label></li> 737<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li> 738<li><label><input checked="checked" type="checkbox" name="beatles" value="R" /> Ringo</label></li> 739</ul>""") 740 741 # If the value is None, none of the options are selected: 742 self.assertEqual(w.render('beatles', None, choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 743<li><label><input type="checkbox" name="beatles" value="J" /> John</label></li> 744<li><label><input type="checkbox" name="beatles" value="P" /> Paul</label></li> 745<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li> 746<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li> 747</ul>""") 748 749 # If the value corresponds to a label (but not to an option value), none of the options are selected: 750 self.assertEqual(w.render('beatles', ['John'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 751<li><label><input type="checkbox" name="beatles" value="J" /> John</label></li> 752<li><label><input type="checkbox" name="beatles" value="P" /> Paul</label></li> 753<li><label><input type="checkbox" name="beatles" value="G" /> George</label></li> 754<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li> 755</ul>""") 756 757 # If multiple values are given, but some of them are not valid, the valid ones are selected: 758 self.assertEqual(w.render('beatles', ['J', 'G', 'foo'], choices=(('J', 'John'), ('P', 'Paul'), ('G', 'George'), ('R', 'Ringo'))), """<ul> 759<li><label><input checked="checked" type="checkbox" name="beatles" value="J" /> John</label></li> 760<li><label><input type="checkbox" name="beatles" value="P" /> Paul</label></li> 761<li><label><input checked="checked" type="checkbox" name="beatles" value="G" /> George</label></li> 762<li><label><input type="checkbox" name="beatles" value="R" /> Ringo</label></li> 763</ul>""") 764 765 # The value is compared to its str(): 766 self.assertEqual(w.render('nums', [2], choices=[('1', '1'), ('2', '2'), ('3', '3')]), """<ul> 767<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li> 768<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li> 769<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li> 770</ul>""") 771 self.assertEqual(w.render('nums', ['2'], choices=[(1, 1), (2, 2), (3, 3)]), """<ul> 772<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li> 773<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li> 774<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li> 775</ul>""") 776 self.assertEqual(w.render('nums', [2], choices=[(1, 1), (2, 2), (3, 3)]), """<ul> 777<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li> 778<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li> 779<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li> 780</ul>""") 781 782 # The 'choices' argument can be any iterable: 783 def get_choices(): 784 for i in range(5): 785 yield (i, i) 786 self.assertEqual(w.render('nums', [2], choices=get_choices()), """<ul> 787<li><label><input type="checkbox" name="nums" value="0" /> 0</label></li> 788<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li> 789<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li> 790<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li> 791<li><label><input type="checkbox" name="nums" value="4" /> 4</label></li> 792</ul>""") 793 794 # You can also pass 'choices' to the constructor: 795 w = CheckboxSelectMultiple(choices=[(1, 1), (2, 2), (3, 3)]) 796 self.assertEqual(w.render('nums', [2]), """<ul> 797<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li> 798<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li> 799<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li> 800</ul>""") 801 802 # If 'choices' is passed to both the constructor and render(), then they'll both be in the output: 803 self.assertEqual(w.render('nums', [2], choices=[(4, 4), (5, 5)]), """<ul> 804<li><label><input type="checkbox" name="nums" value="1" /> 1</label></li> 805<li><label><input checked="checked" type="checkbox" name="nums" value="2" /> 2</label></li> 806<li><label><input type="checkbox" name="nums" value="3" /> 3</label></li> 807<li><label><input type="checkbox" name="nums" value="4" /> 4</label></li> 808<li><label><input type="checkbox" name="nums" value="5" /> 5</label></li> 809</ul>""") 810 811 # Choices are escaped correctly 812 self.assertEqual(w.render('escape', None, choices=(('bad', 'you & me'), ('good', mark_safe('you > me')))), """<ul> 813<li><label><input type="checkbox" name="escape" value="1" /> 1</label></li> 814<li><label><input type="checkbox" name="escape" value="2" /> 2</label></li> 815<li><label><input type="checkbox" name="escape" value="3" /> 3</label></li> 816<li><label><input type="checkbox" name="escape" value="bad" /> you & me</label></li> 817<li><label><input type="checkbox" name="escape" value="good" /> you > me</label></li> 818</ul>""") 819 820 # Test the usage of _has_changed 821 self.assertFalse(w._has_changed(None, None)) 822 self.assertFalse(w._has_changed([], None)) 823 self.assertTrue(w._has_changed(None, [u'1'])) 824 self.assertFalse(w._has_changed([1, 2], [u'1', u'2'])) 825 self.assertTrue(w._has_…
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