diff -r 5ff1fc726848 -r c6bca38c1cbf parts/django/tests/regressiontests/model_fields/models.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parts/django/tests/regressiontests/model_fields/models.py	Sat Jan 08 11:20:57 2011 +0530
@@ -0,0 +1,154 @@
+import os
+import tempfile
+
+# Try to import PIL in either of the two ways it can end up installed.
+# Checking for the existence of Image is enough for CPython, but for PyPy,
+# you need to check for the underlying modules.
+
+try:
+    from PIL import Image, _imaging
+except ImportError:
+    try:
+        import Image, _imaging
+    except ImportError:
+        Image = None
+
+from django.core.files.storage import FileSystemStorage
+from django.db import models
+from django.db.models.fields.files import ImageFieldFile, ImageField
+
+
+class Foo(models.Model):
+    a = models.CharField(max_length=10)
+    d = models.DecimalField(max_digits=5, decimal_places=3)
+
+def get_foo():
+    return Foo.objects.get(id=1)
+
+class Bar(models.Model):
+    b = models.CharField(max_length=10)
+    a = models.ForeignKey(Foo, default=get_foo)
+
+class Whiz(models.Model):
+    CHOICES = (
+        ('Group 1', (
+                (1,'First'),
+                (2,'Second'),
+            )
+        ),
+        ('Group 2', (
+                (3,'Third'),
+                (4,'Fourth'),
+            )
+        ),
+        (0,'Other'),
+    )
+    c = models.IntegerField(choices=CHOICES, null=True)
+
+class BigD(models.Model):
+    d = models.DecimalField(max_digits=38, decimal_places=30)
+
+class BigS(models.Model):
+    s = models.SlugField(max_length=255)
+
+class BigInt(models.Model):
+    value = models.BigIntegerField()
+    null_value = models.BigIntegerField(null = True, blank = True)
+
+class Post(models.Model):
+    title = models.CharField(max_length=100)
+    body = models.TextField()
+
+class NullBooleanModel(models.Model):
+    nbfield = models.NullBooleanField()
+
+class BooleanModel(models.Model):
+    bfield = models.BooleanField()
+    string = models.CharField(max_length=10, default='abc')
+
+###############################################################################
+# ImageField
+
+# If PIL available, do these tests.
+if Image:
+    class TestImageFieldFile(ImageFieldFile):
+        """
+        Custom Field File class that records whether or not the underlying file
+        was opened.
+        """
+        def __init__(self, *args, **kwargs):
+            self.was_opened = False
+            super(TestImageFieldFile, self).__init__(*args,**kwargs)
+        def open(self):
+            self.was_opened = True
+            super(TestImageFieldFile, self).open()
+
+    class TestImageField(ImageField):
+        attr_class = TestImageFieldFile
+
+    # Set up a temp directory for file storage.
+    temp_storage_dir = tempfile.mkdtemp()
+    temp_storage = FileSystemStorage(temp_storage_dir)
+    temp_upload_to_dir = os.path.join(temp_storage.location, 'tests')
+
+    class Person(models.Model):
+        """
+        Model that defines an ImageField with no dimension fields.
+        """
+        name = models.CharField(max_length=50)
+        mugshot = TestImageField(storage=temp_storage, upload_to='tests')
+
+    class PersonWithHeight(models.Model):
+        """
+        Model that defines an ImageField with only one dimension field.
+        """
+        name = models.CharField(max_length=50)
+        mugshot = TestImageField(storage=temp_storage, upload_to='tests',
+                                 height_field='mugshot_height')
+        mugshot_height = models.PositiveSmallIntegerField()
+
+    class PersonWithHeightAndWidth(models.Model):
+        """
+        Model that defines height and width fields after the ImageField.
+        """
+        name = models.CharField(max_length=50)
+        mugshot = TestImageField(storage=temp_storage, upload_to='tests',
+                                 height_field='mugshot_height',
+                                 width_field='mugshot_width')
+        mugshot_height = models.PositiveSmallIntegerField()
+        mugshot_width = models.PositiveSmallIntegerField()
+
+    class PersonDimensionsFirst(models.Model):
+        """
+        Model that defines height and width fields before the ImageField.
+        """
+        name = models.CharField(max_length=50)
+        mugshot_height = models.PositiveSmallIntegerField()
+        mugshot_width = models.PositiveSmallIntegerField()
+        mugshot = TestImageField(storage=temp_storage, upload_to='tests',
+                                 height_field='mugshot_height',
+                                 width_field='mugshot_width')
+
+    class PersonTwoImages(models.Model):
+        """
+        Model that:
+        * Defines two ImageFields
+        * Defines the height/width fields before the ImageFields
+        * Has a nullalble ImageField
+        """
+        name = models.CharField(max_length=50)
+        mugshot_height = models.PositiveSmallIntegerField()
+        mugshot_width = models.PositiveSmallIntegerField()
+        mugshot = TestImageField(storage=temp_storage, upload_to='tests',
+                                 height_field='mugshot_height',
+                                 width_field='mugshot_width')
+        headshot_height = models.PositiveSmallIntegerField(
+                blank=True, null=True)
+        headshot_width = models.PositiveSmallIntegerField(
+                blank=True, null=True)
+        headshot = TestImageField(blank=True, null=True,
+                                  storage=temp_storage, upload_to='tests',
+                                  height_field='headshot_height',
+                                  width_field='headshot_width')
+
+###############################################################################