115 lines
5.0 KiB
Python
115 lines
5.0 KiB
Python
from django import forms
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from django.test import TestCase
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from django.core.exceptions import NON_FIELD_ERRORS
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from modeltests.validation import ValidationTestCase
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from modeltests.validation.models import Author, Article, ModelToValidate
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# Import other tests for this package.
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from modeltests.validation.validators import TestModelsWithValidators
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from modeltests.validation.test_unique import GetUniqueCheckTests, PerformUniqueChecksTest
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from modeltests.validation.test_custom_messages import CustomMessagesTest
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class BaseModelValidationTests(ValidationTestCase):
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def test_missing_required_field_raises_error(self):
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mtv = ModelToValidate(f_with_custom_validator=42)
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self.assertFailsValidation(mtv.full_clean, ['name', 'number'])
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def test_with_correct_value_model_validates(self):
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mtv = ModelToValidate(number=10, name='Some Name')
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self.assertEqual(None, mtv.full_clean())
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def test_custom_validate_method(self):
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mtv = ModelToValidate(number=11)
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self.assertFailsValidation(mtv.full_clean, [NON_FIELD_ERRORS, 'name'])
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def test_wrong_FK_value_raises_error(self):
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mtv=ModelToValidate(number=10, name='Some Name', parent_id=3)
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self.assertFailsValidation(mtv.full_clean, ['parent'])
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def test_correct_FK_value_validates(self):
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parent = ModelToValidate.objects.create(number=10, name='Some Name')
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mtv = ModelToValidate(number=10, name='Some Name', parent_id=parent.pk)
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self.assertEqual(None, mtv.full_clean())
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def test_limited_FK_raises_error(self):
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# The limit_choices_to on the parent field says that a parent object's
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# number attribute must be 10, so this should fail validation.
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parent = ModelToValidate.objects.create(number=11, name='Other Name')
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mtv = ModelToValidate(number=10, name='Some Name', parent_id=parent.pk)
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self.assertFailsValidation(mtv.full_clean, ['parent'])
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def test_wrong_email_value_raises_error(self):
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mtv = ModelToValidate(number=10, name='Some Name', email='not-an-email')
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self.assertFailsValidation(mtv.full_clean, ['email'])
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def test_correct_email_value_passes(self):
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mtv = ModelToValidate(number=10, name='Some Name', email='valid@email.com')
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self.assertEqual(None, mtv.full_clean())
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def test_wrong_url_value_raises_error(self):
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mtv = ModelToValidate(number=10, name='Some Name', url='not a url')
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self.assertFieldFailsValidationWithMessage(mtv.full_clean, 'url', [u'Enter a valid value.'])
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def test_correct_url_but_nonexisting_gives_404(self):
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mtv = ModelToValidate(number=10, name='Some Name', url='http://google.com/we-love-microsoft.html')
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self.assertFieldFailsValidationWithMessage(mtv.full_clean, 'url', [u'This URL appears to be a broken link.'])
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def test_correct_url_value_passes(self):
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mtv = ModelToValidate(number=10, name='Some Name', url='http://www.djangoproject.com/')
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self.assertEqual(None, mtv.full_clean()) # This will fail if there's no Internet connection
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def test_text_greater_that_charfields_max_length_raises_erros(self):
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mtv = ModelToValidate(number=10, name='Some Name'*100)
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self.assertFailsValidation(mtv.full_clean, ['name',])
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class ArticleForm(forms.ModelForm):
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class Meta:
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model = Article
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exclude = ['author']
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class ModelFormsTests(TestCase):
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def setUp(self):
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self.author = Author.objects.create(name='Joseph Kocherhans')
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def test_partial_validation(self):
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# Make sure the "commit=False and set field values later" idiom still
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# works with model validation.
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data = {
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'title': 'The state of model validation',
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'pub_date': '2010-1-10 14:49:00'
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}
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form = ArticleForm(data)
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self.assertEqual(form.errors.keys(), [])
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article = form.save(commit=False)
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article.author = self.author
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article.save()
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def test_validation_with_empty_blank_field(self):
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# Since a value for pub_date wasn't provided and the field is
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# blank=True, model-validation should pass.
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# Also, Article.clean() should be run, so pub_date will be filled after
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# validation, so the form should save cleanly even though pub_date is
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# not allowed to be null.
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data = {
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'title': 'The state of model validation',
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}
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article = Article(author_id=self.author.id)
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form = ArticleForm(data, instance=article)
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self.assertEqual(form.errors.keys(), [])
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self.assertNotEqual(form.instance.pub_date, None)
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article = form.save()
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def test_validation_with_invalid_blank_field(self):
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# Even though pub_date is set to blank=True, an invalid value was
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# provided, so it should fail validation.
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data = {
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'title': 'The state of model validation',
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'pub_date': 'never'
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}
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article = Article(author_id=self.author.id)
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form = ArticleForm(data, instance=article)
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self.assertEqual(form.errors.keys(), ['pub_date'])
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