mirror of https://github.com/django/django.git
264 lines
9.3 KiB
Python
264 lines
9.3 KiB
Python
"""
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A test spanning all the capabilities of all the serializers.
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This class defines sample data and a dynamically generated
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test case that is capable of testing the capabilities of
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the serializers. This includes all valid data values, plus
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forward, backwards and self references.
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"""
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import unittest, datetime
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from django.utils.functional import curry
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from django.core import serializers
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from django.db import transaction
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from django.core import management
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from models import *
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# A set of functions that can be used to recreate
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# test data objects of various kinds
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def data_create(pk, klass, data):
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instance = klass(id=pk)
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instance.data = data
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instance.save()
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return instance
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def generic_create(pk, klass, data):
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instance = klass(id=pk)
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instance.data = data[0]
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instance.save()
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for tag in data[1:]:
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instance.tags.create(data=tag)
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return instance
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def fk_create(pk, klass, data):
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instance = klass(id=pk)
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setattr(instance, 'data_id', data)
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instance.save()
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return instance
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def m2m_create(pk, klass, data):
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instance = klass(id=pk)
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instance.save()
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instance.data = data
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return instance
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def o2o_create(pk, klass, data):
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instance = klass()
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instance.data_id = data
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instance.save()
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return instance
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def pk_create(pk, klass, data):
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instance = klass()
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instance.data = data
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instance.save()
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return instance
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# A set of functions that can be used to compare
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# test data objects of various kinds
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def data_compare(testcase, pk, klass, data):
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instance = klass.objects.get(id=pk)
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testcase.assertEqual(data, instance.data,
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"Objects with PK=%d not equal; expected '%s' (%s), got '%s' (%s)" % (pk,data, type(data), instance.data, type(instance.data)))
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def generic_compare(testcase, pk, klass, data):
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instance = klass.objects.get(id=pk)
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testcase.assertEqual(data[0], instance.data)
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testcase.assertEqual(data[1:], [t.data for t in instance.tags.all()])
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def fk_compare(testcase, pk, klass, data):
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instance = klass.objects.get(id=pk)
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testcase.assertEqual(data, instance.data_id)
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def m2m_compare(testcase, pk, klass, data):
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instance = klass.objects.get(id=pk)
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testcase.assertEqual(data, [obj.id for obj in instance.data.all()])
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def o2o_compare(testcase, pk, klass, data):
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instance = klass.objects.get(data=data)
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testcase.assertEqual(data, instance.data_id)
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def pk_compare(testcase, pk, klass, data):
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instance = klass.objects.get(data=data)
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testcase.assertEqual(data, instance.data)
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# Define some data types. Each data type is
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# actually a pair of functions; one to create
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# and one to compare objects of that type
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data_obj = (data_create, data_compare)
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generic_obj = (generic_create, generic_compare)
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fk_obj = (fk_create, fk_compare)
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m2m_obj = (m2m_create, m2m_compare)
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o2o_obj = (o2o_create, o2o_compare)
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pk_obj = (pk_create, pk_compare)
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test_data = [
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# Format: (data type, PK value, Model Class, data)
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(data_obj, 1, BooleanData, True),
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(data_obj, 2, BooleanData, False),
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(data_obj, 10, CharData, "Test Char Data"),
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(data_obj, 11, CharData, ""),
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(data_obj, 12, CharData, "None"),
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(data_obj, 13, CharData, "null"),
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(data_obj, 14, CharData, "NULL"),
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(data_obj, 15, CharData, None),
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(data_obj, 20, DateData, datetime.date(2006,6,16)),
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(data_obj, 21, DateData, None),
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(data_obj, 30, DateTimeData, datetime.datetime(2006,6,16,10,42,37)),
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(data_obj, 31, DateTimeData, None),
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(data_obj, 40, EmailData, "hovercraft@example.com"),
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(data_obj, 41, EmailData, None),
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(data_obj, 50, FileData, 'file:///foo/bar/whiz.txt'),
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(data_obj, 51, FileData, None),
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(data_obj, 60, FilePathData, "/foo/bar/whiz.txt"),
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(data_obj, 61, FilePathData, None),
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(data_obj, 70, FloatData, 12.345),
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(data_obj, 71, FloatData, -12.345),
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(data_obj, 72, FloatData, 0.0),
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(data_obj, 73, FloatData, None),
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(data_obj, 80, IntegerData, 123456789),
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(data_obj, 81, IntegerData, -123456789),
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(data_obj, 82, IntegerData, 0),
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(data_obj, 83, IntegerData, None),
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#(XX, ImageData
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(data_obj, 90, IPAddressData, "127.0.0.1"),
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(data_obj, 91, IPAddressData, None),
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(data_obj, 100, NullBooleanData, True),
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(data_obj, 101, NullBooleanData, False),
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(data_obj, 102, NullBooleanData, None),
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(data_obj, 110, PhoneData, "212-634-5789"),
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(data_obj, 111, PhoneData, None),
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(data_obj, 120, PositiveIntegerData, 123456789),
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(data_obj, 121, PositiveIntegerData, None),
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(data_obj, 130, PositiveSmallIntegerData, 12),
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(data_obj, 131, PositiveSmallIntegerData, None),
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(data_obj, 140, SlugData, "this-is-a-slug"),
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(data_obj, 141, SlugData, None),
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(data_obj, 150, SmallData, 12),
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(data_obj, 151, SmallData, -12),
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(data_obj, 152, SmallData, 0),
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(data_obj, 153, SmallData, None),
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(data_obj, 160, TextData, """This is a long piece of text.
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It contains line breaks.
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Several of them.
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The end."""),
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(data_obj, 161, TextData, ""),
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(data_obj, 162, TextData, None),
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(data_obj, 170, TimeData, datetime.time(10,42,37)),
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(data_obj, 171, TimeData, None),
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(data_obj, 180, USStateData, "MA"),
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(data_obj, 181, USStateData, None),
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(data_obj, 190, XMLData, "<foo></foo>"),
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(data_obj, 191, XMLData, None),
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(generic_obj, 200, GenericData, ['Generic Object 1', 'tag1', 'tag2']),
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(generic_obj, 201, GenericData, ['Generic Object 2', 'tag2', 'tag3']),
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(data_obj, 300, Anchor, "Anchor 1"),
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(data_obj, 301, Anchor, "Anchor 2"),
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(fk_obj, 400, FKData, 300), # Post reference
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(fk_obj, 401, FKData, 500), # Pre reference
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(fk_obj, 402, FKData, None), # Empty reference
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(m2m_obj, 410, M2MData, []), # Empty set
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(m2m_obj, 411, M2MData, [300,301]), # Post reference
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(m2m_obj, 412, M2MData, [500,501]), # Pre reference
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(m2m_obj, 413, M2MData, [300,301,500,501]), # Pre and Post reference
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(o2o_obj, None, O2OData, 300), # Post reference
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(o2o_obj, None, O2OData, 500), # Pre reference
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(fk_obj, 430, FKSelfData, 431), # Pre reference
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(fk_obj, 431, FKSelfData, 430), # Post reference
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(fk_obj, 432, FKSelfData, None), # Empty reference
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(m2m_obj, 440, M2MSelfData, []),
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(m2m_obj, 441, M2MSelfData, []),
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(m2m_obj, 442, M2MSelfData, [440, 441]),
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(m2m_obj, 443, M2MSelfData, [445, 446]),
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(m2m_obj, 444, M2MSelfData, [440, 441, 445, 446]),
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(m2m_obj, 445, M2MSelfData, []),
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(m2m_obj, 446, M2MSelfData, []),
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(data_obj, 500, Anchor, "Anchor 3"),
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(data_obj, 501, Anchor, "Anchor 4"),
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(pk_obj, 601, BooleanPKData, True),
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(pk_obj, 602, BooleanPKData, False),
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(pk_obj, 610, CharPKData, "Test Char PKData"),
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# (pk_obj, 620, DatePKData, datetime.date(2006,6,16)),
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# (pk_obj, 630, DateTimePKData, datetime.datetime(2006,6,16,10,42,37)),
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(pk_obj, 640, EmailPKData, "hovercraft@example.com"),
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(pk_obj, 650, FilePKData, 'file:///foo/bar/whiz.txt'),
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(pk_obj, 660, FilePathPKData, "/foo/bar/whiz.txt"),
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(pk_obj, 670, FloatPKData, 12.345),
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(pk_obj, 671, FloatPKData, -12.345),
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(pk_obj, 672, FloatPKData, 0.0),
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(pk_obj, 680, IntegerPKData, 123456789),
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(pk_obj, 681, IntegerPKData, -123456789),
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(pk_obj, 682, IntegerPKData, 0),
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# (XX, ImagePKData
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(pk_obj, 690, IPAddressPKData, "127.0.0.1"),
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(pk_obj, 700, NullBooleanPKData, True),
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(pk_obj, 701, NullBooleanPKData, False),
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(pk_obj, 710, PhonePKData, "212-634-5789"),
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(pk_obj, 720, PositiveIntegerPKData, 123456789),
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(pk_obj, 730, PositiveSmallIntegerPKData, 12),
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(pk_obj, 740, SlugPKData, "this-is-a-slug"),
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(pk_obj, 750, SmallPKData, 12),
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(pk_obj, 751, SmallPKData, -12),
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(pk_obj, 752, SmallPKData, 0),
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# (pk_obj, 760, TextPKData, """This is a long piece of text.
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# It contains line breaks.
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# Several of them.
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# The end."""),
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# (pk_obj, 770, TimePKData, datetime.time(10,42,37)),
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(pk_obj, 780, USStatePKData, "MA"),
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# (pk_obj, 790, XMLPKData, "<foo></foo>"),
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]
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# Dynamically create serializer tests to ensure that all
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# registered serializers are automatically tested.
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class SerializerTests(unittest.TestCase):
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pass
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def serializerTest(format, self):
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# Clear the database first
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management.flush(verbosity=0, interactive=False)
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# Create all the objects defined in the test data
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objects = []
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transaction.enter_transaction_management()
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transaction.managed(True)
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for (func, pk, klass, datum) in test_data:
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objects.append(func[0](pk, klass, datum))
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transaction.commit()
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transaction.leave_transaction_management()
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# Add the generic tagged objects to the object list
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objects.extend(Tag.objects.all())
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# Serialize the test database
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serialized_data = serializers.serialize(format, objects, indent=2)
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# Flush the database and recreate from the serialized data
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management.flush(verbosity=0, interactive=False)
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transaction.enter_transaction_management()
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transaction.managed(True)
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for obj in serializers.deserialize(format, serialized_data):
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obj.save()
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transaction.commit()
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transaction.leave_transaction_management()
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# Assert that the deserialized data is the same
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# as the original source
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for (func, pk, klass, datum) in test_data:
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func[1](self, pk, klass, datum)
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for format in serializers.get_serializer_formats():
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setattr(SerializerTests, 'test_'+format+'_serializer', curry(serializerTest, format))
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