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1 from django import forms |
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2 from django.test import TestCase |
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3 from django.core.exceptions import NON_FIELD_ERRORS |
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4 from modeltests.validation import ValidationTestCase |
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5 from modeltests.validation.models import Author, Article, ModelToValidate |
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6 |
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7 # Import other tests for this package. |
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8 from modeltests.validation.validators import TestModelsWithValidators |
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9 from modeltests.validation.test_unique import GetUniqueCheckTests, PerformUniqueChecksTest |
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10 from modeltests.validation.test_custom_messages import CustomMessagesTest |
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11 |
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12 |
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13 class BaseModelValidationTests(ValidationTestCase): |
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14 |
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15 def test_missing_required_field_raises_error(self): |
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16 mtv = ModelToValidate(f_with_custom_validator=42) |
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17 self.assertFailsValidation(mtv.full_clean, ['name', 'number']) |
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18 |
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19 def test_with_correct_value_model_validates(self): |
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20 mtv = ModelToValidate(number=10, name='Some Name') |
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21 self.assertEqual(None, mtv.full_clean()) |
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22 |
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23 def test_custom_validate_method(self): |
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24 mtv = ModelToValidate(number=11) |
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25 self.assertFailsValidation(mtv.full_clean, [NON_FIELD_ERRORS, 'name']) |
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26 |
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27 def test_wrong_FK_value_raises_error(self): |
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28 mtv=ModelToValidate(number=10, name='Some Name', parent_id=3) |
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29 self.assertFailsValidation(mtv.full_clean, ['parent']) |
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30 |
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31 def test_correct_FK_value_validates(self): |
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32 parent = ModelToValidate.objects.create(number=10, name='Some Name') |
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33 mtv = ModelToValidate(number=10, name='Some Name', parent_id=parent.pk) |
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34 self.assertEqual(None, mtv.full_clean()) |
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35 |
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36 def test_limitted_FK_raises_error(self): |
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37 # The limit_choices_to on the parent field says that a parent object's |
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38 # number attribute must be 10, so this should fail validation. |
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39 parent = ModelToValidate.objects.create(number=11, name='Other Name') |
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40 mtv = ModelToValidate(number=10, name='Some Name', parent_id=parent.pk) |
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41 self.assertFailsValidation(mtv.full_clean, ['parent']) |
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42 |
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43 def test_wrong_email_value_raises_error(self): |
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44 mtv = ModelToValidate(number=10, name='Some Name', email='not-an-email') |
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45 self.assertFailsValidation(mtv.full_clean, ['email']) |
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46 |
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47 def test_correct_email_value_passes(self): |
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48 mtv = ModelToValidate(number=10, name='Some Name', email='valid@email.com') |
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49 self.assertEqual(None, mtv.full_clean()) |
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50 |
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51 def test_wrong_url_value_raises_error(self): |
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52 mtv = ModelToValidate(number=10, name='Some Name', url='not a url') |
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53 self.assertFieldFailsValidationWithMessage(mtv.full_clean, 'url', [u'Enter a valid value.']) |
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54 |
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55 def test_correct_url_but_nonexisting_gives_404(self): |
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56 mtv = ModelToValidate(number=10, name='Some Name', url='http://google.com/we-love-microsoft.html') |
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57 self.assertFieldFailsValidationWithMessage(mtv.full_clean, 'url', [u'This URL appears to be a broken link.']) |
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58 |
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59 def test_correct_url_value_passes(self): |
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60 mtv = ModelToValidate(number=10, name='Some Name', url='http://www.djangoproject.com/') |
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61 self.assertEqual(None, mtv.full_clean()) # This will fail if there's no Internet connection |
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62 |
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63 def test_text_greater_that_charfields_max_length_eaises_erros(self): |
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64 mtv = ModelToValidate(number=10, name='Some Name'*100) |
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65 self.assertFailsValidation(mtv.full_clean, ['name',]) |
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66 |
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67 class ArticleForm(forms.ModelForm): |
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68 class Meta: |
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69 model = Article |
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70 exclude = ['author'] |
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71 |
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72 class ModelFormsTests(TestCase): |
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73 def setUp(self): |
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74 self.author = Author.objects.create(name='Joseph Kocherhans') |
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75 |
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76 def test_partial_validation(self): |
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77 # Make sure the "commit=False and set field values later" idiom still |
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78 # works with model validation. |
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79 data = { |
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80 'title': 'The state of model validation', |
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81 'pub_date': '2010-1-10 14:49:00' |
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82 } |
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83 form = ArticleForm(data) |
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84 self.assertEqual(form.errors.keys(), []) |
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85 article = form.save(commit=False) |
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86 article.author = self.author |
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87 article.save() |
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88 |
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89 def test_validation_with_empty_blank_field(self): |
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90 # Since a value for pub_date wasn't provided and the field is |
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91 # blank=True, model-validation should pass. |
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92 # Also, Article.clean() should be run, so pub_date will be filled after |
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93 # validation, so the form should save cleanly even though pub_date is |
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94 # not allowed to be null. |
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95 data = { |
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96 'title': 'The state of model validation', |
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97 } |
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98 article = Article(author_id=self.author.id) |
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99 form = ArticleForm(data, instance=article) |
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100 self.assertEqual(form.errors.keys(), []) |
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101 self.assertNotEqual(form.instance.pub_date, None) |
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102 article = form.save() |
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103 |
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104 def test_validation_with_invalid_blank_field(self): |
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105 # Even though pub_date is set to blank=True, an invalid value was |
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106 # provided, so it should fail validation. |
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107 data = { |
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108 'title': 'The state of model validation', |
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109 'pub_date': 'never' |
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110 } |
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111 article = Article(author_id=self.author.id) |
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112 form = ArticleForm(data, instance=article) |
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113 self.assertEqual(form.errors.keys(), ['pub_date']) |
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114 |