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Code Issues 32 Releases Wiki Activity

[2.1.x] Added test of filtering on BinaryField and corrected docs.

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Backport of fb2964a410 from master.
This commit is contained in:
Jon Dufresne
2018-09-26 11:38:12 -07:00
committed by Tim Graham
parent f5335bc745
commit a6e7ebf4ee
2 changed files with 12 additions and 3 deletions
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5
docs/ref/models/fields.txt
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@@ -416,9 +416,8 @@ guaranteed to fit numbers from ``-9223372036854775808`` to
.. class:: BinaryField(max_length=None, **options)
A field to store raw binary data. It only supports ``bytes`` assignment. Be
aware that this field has limited functionality. For example, it is not possible
to filter a queryset on a ``BinaryField`` value.
A field to store raw binary data. It can be assigned :class:`bytes` or a
:class:`memoryview`.
By default, ``BinaryField`` sets :attr:`~Field.editable` to ``False``, in which
case it can't be included in a :class:`~django.forms.ModelForm`.

10
tests/model_fields/test_binaryfield.py
View File

@@ -34,3 +34,13 @@ class BinaryFieldTests(TestCase):
self.assertIs(field.editable, True)
field = models.BinaryField(editable=False)
self.assertIs(field.editable, False)
def test_filter(self):
dm = DataModel.objects.create(data=self.binary_data)
DataModel.objects.create(data=b'\xef\xbb\xbf')
self.assertSequenceEqual(DataModel.objects.filter(data=self.binary_data), [dm])
def test_filter_memoryview(self):
dm = DataModel.objects.create(data=self.binary_data)
DataModel.objects.create(data=b'\xef\xbb\xbf')
self.assertSequenceEqual(DataModel.objects.filter(data=memoryview(self.binary_data)), [dm])