/tests/regressiontests/forms/tests/models.py
Python | 161 lines | 148 code | 10 blank | 3 comment | 3 complexity | 4661a4199e39432daa89eeac0e682b0a MD5 | raw file
1# -*- coding: utf-8 -*- 2import datetime 3from django.core.files.uploadedfile import SimpleUploadedFile 4from django.forms import Form, ModelForm, FileField, ModelChoiceField 5from django.test import TestCase 6from regressiontests.forms.models import ChoiceModel, ChoiceOptionModel, ChoiceFieldModel, FileModel, Group, BoundaryModel, Defaults 7 8 9class ChoiceFieldForm(ModelForm): 10 class Meta: 11 model = ChoiceFieldModel 12 13 14class FileForm(Form): 15 file1 = FileField() 16 17 18class TestTicket12510(TestCase): 19 ''' It is not necessary to generate choices for ModelChoiceField (regression test for #12510). ''' 20 def setUp(self): 21 self.groups = [Group.objects.create(name=name) for name in 'abc'] 22 23 def test_choices_not_fetched_when_not_rendering(self): 24 def test(): 25 field = ModelChoiceField(Group.objects.order_by('-name')) 26 self.assertEqual('a', field.clean(self.groups[0].pk).name) 27 # only one query is required to pull the model from DB 28 self.assertNumQueries(1, test) 29 30class ModelFormCallableModelDefault(TestCase): 31 def test_no_empty_option(self): 32 "If a model's ForeignKey has blank=False and a default, no empty option is created (Refs #10792)." 33 option = ChoiceOptionModel.objects.create(name='default') 34 35 choices = list(ChoiceFieldForm().fields['choice'].choices) 36 self.assertEqual(len(choices), 1) 37 self.assertEqual(choices[0], (option.pk, unicode(option))) 38 39 def test_callable_initial_value(self): 40 "The initial value for a callable default returning a queryset is the pk (refs #13769)" 41 obj1 = ChoiceOptionModel.objects.create(id=1, name='default') 42 obj2 = ChoiceOptionModel.objects.create(id=2, name='option 2') 43 obj3 = ChoiceOptionModel.objects.create(id=3, name='option 3') 44 self.assertEqual(ChoiceFieldForm().as_p(), """<p><label for="id_choice">Choice:</label> <select name="choice" id="id_choice"> 45<option value="1" selected="selected">ChoiceOption 1</option> 46<option value="2">ChoiceOption 2</option> 47<option value="3">ChoiceOption 3</option> 48</select><input type="hidden" name="initial-choice" value="1" id="initial-id_choice" /></p> 49<p><label for="id_choice_int">Choice int:</label> <select name="choice_int" id="id_choice_int"> 50<option value="1" selected="selected">ChoiceOption 1</option> 51<option value="2">ChoiceOption 2</option> 52<option value="3">ChoiceOption 3</option> 53</select><input type="hidden" name="initial-choice_int" value="1" id="initial-id_choice_int" /></p> 54<p><label for="id_multi_choice">Multi choice:</label> <select multiple="multiple" name="multi_choice" id="id_multi_choice"> 55<option value="1" selected="selected">ChoiceOption 1</option> 56<option value="2">ChoiceOption 2</option> 57<option value="3">ChoiceOption 3</option> 58</select><input type="hidden" name="initial-multi_choice" value="1" id="initial-id_multi_choice_0" /> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></p> 59<p><label for="id_multi_choice_int">Multi choice int:</label> <select multiple="multiple" name="multi_choice_int" id="id_multi_choice_int"> 60<option value="1" selected="selected">ChoiceOption 1</option> 61<option value="2">ChoiceOption 2</option> 62<option value="3">ChoiceOption 3</option> 63</select><input type="hidden" name="initial-multi_choice_int" value="1" id="initial-id_multi_choice_int_0" /> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></p>""") 64 65 def test_initial_instance_value(self): 66 "Initial instances for model fields may also be instances (refs #7287)" 67 obj1 = ChoiceOptionModel.objects.create(id=1, name='default') 68 obj2 = ChoiceOptionModel.objects.create(id=2, name='option 2') 69 obj3 = ChoiceOptionModel.objects.create(id=3, name='option 3') 70 self.assertEqual(ChoiceFieldForm(initial={ 71 'choice': obj2, 72 'choice_int': obj2, 73 'multi_choice': [obj2,obj3], 74 'multi_choice_int': ChoiceOptionModel.objects.exclude(name="default"), 75 }).as_p(), """<p><label for="id_choice">Choice:</label> <select name="choice" id="id_choice"> 76<option value="1">ChoiceOption 1</option> 77<option value="2" selected="selected">ChoiceOption 2</option> 78<option value="3">ChoiceOption 3</option> 79</select><input type="hidden" name="initial-choice" value="2" id="initial-id_choice" /></p> 80<p><label for="id_choice_int">Choice int:</label> <select name="choice_int" id="id_choice_int"> 81<option value="1">ChoiceOption 1</option> 82<option value="2" selected="selected">ChoiceOption 2</option> 83<option value="3">ChoiceOption 3</option> 84</select><input type="hidden" name="initial-choice_int" value="2" id="initial-id_choice_int" /></p> 85<p><label for="id_multi_choice">Multi choice:</label> <select multiple="multiple" name="multi_choice" id="id_multi_choice"> 86<option value="1">ChoiceOption 1</option> 87<option value="2" selected="selected">ChoiceOption 2</option> 88<option value="3" selected="selected">ChoiceOption 3</option> 89</select><input type="hidden" name="initial-multi_choice" value="2" id="initial-id_multi_choice_0" /> 90<input type="hidden" name="initial-multi_choice" value="3" id="initial-id_multi_choice_1" /> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></p> 91<p><label for="id_multi_choice_int">Multi choice int:</label> <select multiple="multiple" name="multi_choice_int" id="id_multi_choice_int"> 92<option value="1">ChoiceOption 1</option> 93<option value="2" selected="selected">ChoiceOption 2</option> 94<option value="3" selected="selected">ChoiceOption 3</option> 95</select><input type="hidden" name="initial-multi_choice_int" value="2" id="initial-id_multi_choice_int_0" /> 96<input type="hidden" name="initial-multi_choice_int" value="3" id="initial-id_multi_choice_int_1" /> <span class="helptext"> Hold down "Control", or "Command" on a Mac, to select more than one.</span></p>""") 97 98 99 100class FormsModelTestCase(TestCase): 101 def test_unicode_filename(self): 102 # FileModel with unicode filename and data ######################### 103 f = FileForm(data={}, files={'file1': SimpleUploadedFile('?????????.txt', '???? ??????? ???? ??? ????????? ?? ??? ?')}, auto_id=False) 104 self.assertTrue(f.is_valid()) 105 self.assertTrue('file1' in f.cleaned_data) 106 m = FileModel.objects.create(file=f.cleaned_data['file1']) 107 self.assertEqual(m.file.name, u'tests/\u6211\u96bb\u6c23\u588a\u8239\u88dd\u6eff\u6652\u9c54.txt') 108 m.delete() 109 110 def test_boundary_conditions(self): 111 # Boundary conditions on a PostitiveIntegerField ######################### 112 class BoundaryForm(ModelForm): 113 class Meta: 114 model = BoundaryModel 115 116 f = BoundaryForm({'positive_integer': 100}) 117 self.assertTrue(f.is_valid()) 118 f = BoundaryForm({'positive_integer': 0}) 119 self.assertTrue(f.is_valid()) 120 f = BoundaryForm({'positive_integer': -100}) 121 self.assertFalse(f.is_valid()) 122 123 def test_formfield_initial(self): 124 # Formfield initial values ######## 125 # If the model has default values for some fields, they are used as the formfield 126 # initial values. 127 class DefaultsForm(ModelForm): 128 class Meta: 129 model = Defaults 130 131 self.assertEqual(DefaultsForm().fields['name'].initial, u'class default value') 132 self.assertEqual(DefaultsForm().fields['def_date'].initial, datetime.date(1980, 1, 1)) 133 self.assertEqual(DefaultsForm().fields['value'].initial, 42) 134 r1 = DefaultsForm()['callable_default'].as_widget() 135 r2 = DefaultsForm()['callable_default'].as_widget() 136 self.assertNotEqual(r1, r2) 137 138 # In a ModelForm that is passed an instance, the initial values come from the 139 # instance's values, not the model's defaults. 140 foo_instance = Defaults(name=u'instance value', def_date=datetime.date(1969, 4, 4), value=12) 141 instance_form = DefaultsForm(instance=foo_instance) 142 self.assertEqual(instance_form.initial['name'], u'instance value') 143 self.assertEqual(instance_form.initial['def_date'], datetime.date(1969, 4, 4)) 144 self.assertEqual(instance_form.initial['value'], 12) 145 146 from django.forms import CharField 147 148 class ExcludingForm(ModelForm): 149 name = CharField(max_length=255) 150 151 class Meta: 152 model = Defaults 153 exclude = ['name', 'callable_default'] 154 155 f = ExcludingForm({'name': u'Hello', 'value': 99, 'def_date': datetime.date(1999, 3, 2)}) 156 self.assertTrue(f.is_valid()) 157 self.assertEqual(f.cleaned_data['name'], u'Hello') 158 obj = f.save() 159 self.assertEqual(obj.name, u'class default value') 160 self.assertEqual(obj.value, 99) 161 self.assertEqual(obj.def_date, datetime.date(1999, 3, 2))