101 lines
3.1 KiB
Python
101 lines
3.1 KiB
Python
# -*- coding: utf-8 -*-
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import datetime
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import unittest
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import uuid
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import math
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import itertools
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import re
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import sys
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from nose.plugins.skip import SkipTest
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import six
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try:
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import dateutil
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except ImportError:
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dateutil = None
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from bson import Binary
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try:
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from bson.int64 import Int64
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except ImportError:
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Int64 = long
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from mongoengine import *
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from tests.utils import MongoDBTestCase
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class TestBinaryField(MongoDBTestCase):
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def test_binary_fields(self):
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"""Ensure that binary fields can be stored and retrieved.
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"""
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class Attachment(Document):
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content_type = StringField()
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blob = BinaryField()
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BLOB = six.b('\xe6\x00\xc4\xff\x07')
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MIME_TYPE = 'application/octet-stream'
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Attachment.drop_collection()
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attachment = Attachment(content_type=MIME_TYPE, blob=BLOB)
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attachment.save()
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attachment_1 = Attachment.objects().first()
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self.assertEqual(MIME_TYPE, attachment_1.content_type)
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self.assertEqual(BLOB, six.binary_type(attachment_1.blob))
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def test_binary_validation_succeeds(self):
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"""Ensure that valid values can be assigned to binary fields.
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"""
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class AttachmentRequired(Document):
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blob = BinaryField(required=True)
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class AttachmentSizeLimit(Document):
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blob = BinaryField(max_bytes=4)
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attachment_required = AttachmentRequired()
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self.assertRaises(ValidationError, attachment_required.validate)
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attachment_required.blob = Binary(six.b('\xe6\x00\xc4\xff\x07'))
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attachment_required.validate()
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_5_BYTES = six.b('\xe6\x00\xc4\xff\x07')
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_4_BYTES = six.b('\xe6\x00\xc4\xff')
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self.assertRaises(ValidationError, AttachmentSizeLimit(blob=_5_BYTES).validate)
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AttachmentSizeLimit(blob=_4_BYTES).validate()
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def test_binary_validation_fails(self):
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"""Ensure that invalid values cannot be assigned to binary fields."""
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class Attachment(Document):
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blob = BinaryField()
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for invalid_data in (2, u'Im_a_unicode', ['some_str']):
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self.assertRaises(ValidationError, Attachment(blob=invalid_data).validate)
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def test_binary_field_primary(self):
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class Attachment(Document):
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id = BinaryField(primary_key=True)
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Attachment.drop_collection()
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binary_id = uuid.uuid4().bytes
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att = Attachment(id=binary_id).save()
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self.assertEqual(1, Attachment.objects.count())
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self.assertEqual(1, Attachment.objects.filter(id=att.id).count())
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att.delete()
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self.assertEqual(0, Attachment.objects.count())
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def test_binary_field_primary_filter_by_binary_pk_as_str(self):
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raise SkipTest("Querying by id as string is not currently supported")
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class Attachment(Document):
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id = BinaryField(primary_key=True)
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Attachment.drop_collection()
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binary_id = uuid.uuid4().bytes
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att = Attachment(id=binary_id).save()
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self.assertEqual(1, Attachment.objects.filter(id=binary_id).count())
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att.delete()
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self.assertEqual(0, Attachment.objects.count())
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