diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/modeltests/model_forms/models.py | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/tests/modeltests/model_forms/models.py b/tests/modeltests/model_forms/models.py index c8dfa5a2a4..f86382abc4 100644 --- a/tests/modeltests/model_forms/models.py +++ b/tests/modeltests/model_forms/models.py @@ -2,6 +2,13 @@ 34. Generating HTML forms from models Django provides shortcuts for creating Form objects from a model class. + +The function django.newforms.form_for_model() takes a model class and returns +a Form that is tied to the model. This Form works just like any other Form, +with one additional method: create(). The create() method creates an instance +of the model and returns that newly created instance. It saves the instance to +the database if create(save=True), which is default. If you pass +create(save=False), then you'll get the object without saving it. """ from django.db import models @@ -23,6 +30,10 @@ class Article(models.Model): __test__ = {'API_TESTS': """ >>> from django.newforms import form_for_model + +>>> Category.objects.all() +[] + >>> CategoryForm = form_for_model(Category) >>> f = CategoryForm() >>> print f @@ -44,4 +55,50 @@ __test__ = {'API_TESTS': """ {} >>> f.clean_data {'url': u'entertainment', 'name': u'Entertainment'} +>>> obj = f.create() +>>> obj +<Category: Entertainment> +>>> Category.objects.all() +[<Category: Entertainment>] + +>>> f = CategoryForm({'name': "It's a test", 'url': 'test'}) +>>> f.errors +{} +>>> f.clean_data +{'url': u'test', 'name': u"It's a test"} +>>> obj = f.create() +>>> obj +<Category: It's a test> +>>> Category.objects.all() +[<Category: Entertainment>, <Category: It's a test>] + +>>> f = CategoryForm({'name': 'Third test', 'url': 'third'}) +>>> f.errors +{} +>>> f.clean_data +{'url': u'third', 'name': u'Third test'} +>>> obj = f.create(save=False) +>>> obj +<Category: Third test> +>>> Category.objects.all() +[<Category: Entertainment>, <Category: It's a test>] +>>> obj.save() +>>> Category.objects.all() +[<Category: Entertainment>, <Category: It's a test>, <Category: Third test>] + +>>> f = CategoryForm({'name': '', 'url': 'foo'}) +>>> f.errors +{'name': [u'This field is required.']} +>>> f.clean_data +>>> f.create() +Traceback (most recent call last): +... +ValueError: The Category could not be created because the data didn't validate. + +>>> f = CategoryForm({'name': '', 'url': 'foo'}) +>>> f.create() +Traceback (most recent call last): +... +ValueError: The Category could not be created because the data didn't validate. + """} |
