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Kaydet (Commit) 6dc7af3e authored tarafından Claude Paroz's avatar Claude Paroz
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Separated JSON serialization tests

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tests/serializers/test_json.py 0 → 100644
Dosyayı görüntüle @ 6dc7af3e
# -*- coding: utf-8 -*-
from __future__ import unicode_literals
import json
import re
from django.core import serializers
from django.core.serializers.base import DeserializationError
from django.test import TestCase, TransactionTestCase
from .models import Score
from .tests import SerializersTestBase, SerializersTransactionTestBase
class JsonSerializerTestCase(SerializersTestBase, TestCase):
serializer_name = "json"
pkless_str = """[
{
"pk": null,
"model": "serializers.category",
"fields": {"name": "Reference"}
}, {
"model": "serializers.category",
"fields": {"name": "Non-fiction"}
}]"""
mapping_ordering_str = """[
{
"model": "serializers.article",
"pk": %(article_pk)s,
"fields": {
"author": %(author_pk)s,
"headline": "Poker has no place on ESPN",
"pub_date": "2006-06-16T11:00:00",
"categories": [
%(first_category_pk)s,
%(second_category_pk)s
],
"meta_data": []
}
}
]
"""
@staticmethod
def _validate_output(serial_str):
try:
json.loads(serial_str)
except Exception:
return False
else:
return True
@staticmethod
def _get_pk_values(serial_str):
ret_list = []
serial_list = json.loads(serial_str)
for obj_dict in serial_list:
ret_list.append(obj_dict["pk"])
return ret_list
@staticmethod
def _get_field_values(serial_str, field_name):
ret_list = []
serial_list = json.loads(serial_str)
for obj_dict in serial_list:
if field_name in obj_dict["fields"]:
ret_list.append(obj_dict["fields"][field_name])
return ret_list
def test_indentation_whitespace(self):
Score.objects.create(score=5.0)
Score.objects.create(score=6.0)
qset = Score.objects.all()
s = serializers.json.Serializer()
json_data = s.serialize(qset, indent=2)
for line in json_data.splitlines():
if re.search(r'.+,\s*$', line):
self.assertEqual(line, line.rstrip())
def test_json_deserializer_exception(self):
with self.assertRaises(DeserializationError):
for obj in serializers.deserialize("json", """[{"pk":1}"""):
pass
def test_helpful_error_message_invalid_pk(self):
"""
If there is an invalid primary key, the error message should contain
the model associated with it.
"""
test_string = """[{
"pk": "badpk",
"model": "serializers.player",
"fields": {
"name": "Bob",
"rank": 1,
"team": "Team"
}
}]"""
with self.assertRaisesMessage(DeserializationError, "(serializers.player:pk=badpk)"):
list(serializers.deserialize('json', test_string))
def test_helpful_error_message_invalid_field(self):
"""
If there is an invalid field value, the error message should contain
the model associated with it.
"""
test_string = """[{
"pk": "1",
"model": "serializers.player",
"fields": {
"name": "Bob",
"rank": "invalidint",
"team": "Team"
}
}]"""
expected = "(serializers.player:pk=1) field_value was 'invalidint'"
with self.assertRaisesMessage(DeserializationError, expected):
list(serializers.deserialize('json', test_string))
def test_helpful_error_message_for_foreign_keys(self):
"""
Invalid foreign keys with a natural key should throw a helpful error
message, such as what the failing key is.
"""
test_string = """[{
"pk": 1,
"model": "serializers.category",
"fields": {
"name": "Unknown foreign key",
"meta_data": [
"doesnotexist",
"metadata"
]
}
}]"""
key = ["doesnotexist", "metadata"]
expected = "(serializers.category:pk=1) field_value was '%r'" % key
with self.assertRaisesMessage(DeserializationError, expected):
list(serializers.deserialize('json', test_string))
def test_helpful_error_message_for_many2many_non_natural(self):
"""
Invalid many-to-many keys should throw a helpful error message.
"""
test_string = """[{
"pk": 1,
"model": "serializers.article",
"fields": {
"author": 1,
"headline": "Unknown many to many",
"pub_date": "2014-09-15T10:35:00",
"categories": [1, "doesnotexist"]
}
}, {
"pk": 1,
"model": "serializers.author",
"fields": {
"name": "Agnes"
}
}, {
"pk": 1,
"model": "serializers.category",
"fields": {
"name": "Reference"
}
}]"""
expected = "(serializers.article:pk=1) field_value was 'doesnotexist'"
with self.assertRaisesMessage(DeserializationError, expected):
list(serializers.deserialize('json', test_string))
def test_helpful_error_message_for_many2many_natural1(self):
"""
Invalid many-to-many keys should throw a helpful error message.
This tests the code path where one of a list of natural keys is invalid.
"""
test_string = """[{
"pk": 1,
"model": "serializers.categorymetadata",
"fields": {
"kind": "author",
"name": "meta1",
"value": "Agnes"
}
}, {
"pk": 1,
"model": "serializers.article",
"fields": {
"author": 1,
"headline": "Unknown many to many",
"pub_date": "2014-09-15T10:35:00",
"meta_data": [
["author", "meta1"],
["doesnotexist", "meta1"],
["author", "meta1"]
]
}
}, {
"pk": 1,
"model": "serializers.author",
"fields": {
"name": "Agnes"
}
}]"""
key = ["doesnotexist", "meta1"]
expected = "(serializers.article:pk=1) field_value was '%r'" % key
with self.assertRaisesMessage(DeserializationError, expected):
for obj in serializers.deserialize('json', test_string):
obj.save()
def test_helpful_error_message_for_many2many_natural2(self):
"""
Invalid many-to-many keys should throw a helpful error message. This
tests the code path where a natural many-to-many key has only a single
value.
"""
test_string = """[{
"pk": 1,
"model": "serializers.article",
"fields": {
"author": 1,
"headline": "Unknown many to many",
"pub_date": "2014-09-15T10:35:00",
"meta_data": [1, "doesnotexist"]
}
}, {
"pk": 1,
"model": "serializers.categorymetadata",
"fields": {
"kind": "author",
"name": "meta1",
"value": "Agnes"
}
}, {
"pk": 1,
"model": "serializers.author",
"fields": {
"name": "Agnes"
}
}]"""
expected = "(serializers.article:pk=1) field_value was 'doesnotexist'"
with self.assertRaisesMessage(DeserializationError, expected):
for obj in serializers.deserialize('json', test_string, ignore=False):
obj.save()
class JsonSerializerTransactionTestCase(SerializersTransactionTestBase, TransactionTestCase):
serializer_name = "json"
fwd_ref_str = """[
{
"pk": 1,
"model": "serializers.article",
"fields": {
"headline": "Forward references pose no problem",
"pub_date": "2006-06-16T15:00:00",
"categories": [1],
"author": 1
}
},
{
"pk": 1,
"model": "serializers.category",
"fields": {
"name": "Reference"
}
},
{
"pk": 1,
"model": "serializers.author",
"fields": {
"name": "Agnes"
}
}]"""
tests/serializers/tests.py
Dosyayı görüntüle @ 6dc7af3e
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
from __future__ import unicode_literals from __future__ import unicode_literals
import json
import re
from datetime import datetime from datetime import datetime
from django.core import serializers from django.core import serializers
from django.core.serializers.base import ProgressBar from django.core.serializers.base import ProgressBar
from django.db import connection, transaction from django.db import connection, transaction
from django.test import ( from django.test import (
SimpleTestCase, TestCase, TransactionTestCase, mock, override_settings, SimpleTestCase, mock, override_settings, skipUnlessDBFeature,
skipUnlessDBFeature,
) )
from django.test.utils import Approximate from django.test.utils import Approximate
from django.utils.six import StringIO from django.utils.six import StringIO
...@@ -320,259 +317,3 @@ class SerializersTransactionTestBase(object): ...@@ -320,259 +317,3 @@ class SerializersTransactionTestBase(object):
art_obj = Article.objects.all()[0] art_obj = Article.objects.all()[0]
self.assertEqual(art_obj.categories.all().count(), 1) self.assertEqual(art_obj.categories.all().count(), 1)
self.assertEqual(art_obj.author.name, "Agnes") self.assertEqual(art_obj.author.name, "Agnes")
class JsonSerializerTestCase(SerializersTestBase, TestCase):
serializer_name = "json"
pkless_str = """[
{
"pk": null,
"model": "serializers.category",
"fields": {"name": "Reference"}
}, {
"model": "serializers.category",
"fields": {"name": "Non-fiction"}
}]"""
mapping_ordering_str = """[
{
"model": "serializers.article",
"pk": %(article_pk)s,
"fields": {
"author": %(author_pk)s,
"headline": "Poker has no place on ESPN",
"pub_date": "2006-06-16T11:00:00",
"categories": [
%(first_category_pk)s,
%(second_category_pk)s
],
"meta_data": []
}
}
]
"""
@staticmethod
def _validate_output(serial_str):
try:
json.loads(serial_str)
except Exception:
return False
else:
return True
@staticmethod
def _get_pk_values(serial_str):
ret_list = []
serial_list = json.loads(serial_str)
for obj_dict in serial_list:
ret_list.append(obj_dict["pk"])
return ret_list
@staticmethod
def _get_field_values(serial_str, field_name):
ret_list = []
serial_list = json.loads(serial_str)
for obj_dict in serial_list:
if field_name in obj_dict["fields"]:
ret_list.append(obj_dict["fields"][field_name])
return ret_list
def test_indentation_whitespace(self):
Score.objects.create(score=5.0)
Score.objects.create(score=6.0)
qset = Score.objects.all()
s = serializers.json.Serializer()
json_data = s.serialize(qset, indent=2)
for line in json_data.splitlines():
if re.search(r'.+,\s*$', line):
self.assertEqual(line, line.rstrip())
def test_helpful_error_message_invalid_pk(self):
"""
If there is an invalid primary key, the error message should contain
the model associated with it.
"""
test_string = """[{
"pk": "badpk",
"model": "serializers.player",
"fields": {
"name": "Bob",
"rank": 1,
"team": "Team"
}
}]"""
with self.assertRaisesMessage(serializers.base.DeserializationError, "(serializers.player:pk=badpk)"):
list(serializers.deserialize('json', test_string))
def test_helpful_error_message_invalid_field(self):
"""
If there is an invalid field value, the error message should contain
the model associated with it.
"""
test_string = """[{
"pk": "1",
"model": "serializers.player",
"fields": {
"name": "Bob",
"rank": "invalidint",
"team": "Team"
}
}]"""
expected = "(serializers.player:pk=1) field_value was 'invalidint'"
with self.assertRaisesMessage(serializers.base.DeserializationError, expected):
list(serializers.deserialize('json', test_string))
def test_helpful_error_message_for_foreign_keys(self):
"""
Invalid foreign keys with a natural key should throw a helpful error
message, such as what the failing key is.
"""
test_string = """[{
"pk": 1,
"model": "serializers.category",
"fields": {
"name": "Unknown foreign key",
"meta_data": [
"doesnotexist",
"metadata"
]
}
}]"""
key = ["doesnotexist", "metadata"]
expected = "(serializers.category:pk=1) field_value was '%r'" % key
with self.assertRaisesMessage(serializers.base.DeserializationError, expected):
list(serializers.deserialize('json', test_string))
def test_helpful_error_message_for_many2many_non_natural(self):
"""
Invalid many-to-many keys should throw a helpful error message.
"""
test_string = """[{
"pk": 1,
"model": "serializers.article",
"fields": {
"author": 1,
"headline": "Unknown many to many",
"pub_date": "2014-09-15T10:35:00",
"categories": [1, "doesnotexist"]
}
}, {
"pk": 1,
"model": "serializers.author",
"fields": {
"name": "Agnes"
}
}, {
"pk": 1,
"model": "serializers.category",
"fields": {
"name": "Reference"
}
}]"""
expected = "(serializers.article:pk=1) field_value was 'doesnotexist'"
with self.assertRaisesMessage(serializers.base.DeserializationError, expected):
list(serializers.deserialize('json', test_string))
def test_helpful_error_message_for_many2many_natural1(self):
"""
Invalid many-to-many keys should throw a helpful error message.
This tests the code path where one of a list of natural keys is invalid.
"""
test_string = """[{
"pk": 1,
"model": "serializers.categorymetadata",
"fields": {
"kind": "author",
"name": "meta1",
"value": "Agnes"
}
}, {
"pk": 1,
"model": "serializers.article",
"fields": {
"author": 1,
"headline": "Unknown many to many",
"pub_date": "2014-09-15T10:35:00",
"meta_data": [
["author", "meta1"],
["doesnotexist", "meta1"],
["author", "meta1"]
]
}
}, {
"pk": 1,
"model": "serializers.author",
"fields": {
"name": "Agnes"
}
}]"""
key = ["doesnotexist", "meta1"]
expected = "(serializers.article:pk=1) field_value was '%r'" % key
with self.assertRaisesMessage(serializers.base.DeserializationError, expected):
for obj in serializers.deserialize('json', test_string):
obj.save()
def test_helpful_error_message_for_many2many_natural2(self):
"""
Invalid many-to-many keys should throw a helpful error message. This
tests the code path where a natural many-to-many key has only a single
value.
"""
test_string = """[{
"pk": 1,
"model": "serializers.article",
"fields": {
"author": 1,
"headline": "Unknown many to many",
"pub_date": "2014-09-15T10:35:00",
"meta_data": [1, "doesnotexist"]
}
}, {
"pk": 1,
"model": "serializers.categorymetadata",
"fields": {
"kind": "author",
"name": "meta1",
"value": "Agnes"
}
}, {
"pk": 1,
"model": "serializers.author",
"fields": {
"name": "Agnes"
}
}]"""
expected = "(serializers.article:pk=1) field_value was 'doesnotexist'"
with self.assertRaisesMessage(serializers.base.DeserializationError, expected):
for obj in serializers.deserialize('json', test_string, ignore=False):
obj.save()
class JsonSerializerTransactionTestCase(SerializersTransactionTestBase, TransactionTestCase):
serializer_name = "json"
fwd_ref_str = """[
{
"pk": 1,
"model": "serializers.article",
"fields": {
"headline": "Forward references pose no problem",
"pub_date": "2006-06-16T15:00:00",
"categories": [1],
"author": 1
}
},
{
"pk": 1,
"model": "serializers.category",
"fields": {
"name": "Reference"
}
},
{
"pk": 1,
"model": "serializers.author",
"fields": {
"name": "Agnes"
}
}]"""
tests/serializers_regress/tests.py
Dosyayı görüntüle @ 6dc7af3e
...@@ -14,7 +14,6 @@ import uuid ...@@ -14,7 +14,6 @@ import uuid
from django.core import serializers from django.core import serializers
from django.core.serializers import SerializerDoesNotExist from django.core.serializers import SerializerDoesNotExist
from django.core.serializers.base import DeserializationError
from django.db import connection, models from django.db import connection, models
from django.http import HttpResponse from django.http import HttpResponse
from django.test import TestCase, skipUnlessDBFeature from django.test import TestCase, skipUnlessDBFeature
...@@ -421,11 +420,6 @@ class SerializerTests(TestCase): ...@@ -421,11 +420,6 @@ class SerializerTests(TestCase):
with self.assertRaises(SerializerDoesNotExist): with self.assertRaises(SerializerDoesNotExist):
serializers.get_deserializer("nonsense") serializers.get_deserializer("nonsense")
def test_json_deserializer_exception(self):
with self.assertRaises(DeserializationError):
for obj in serializers.deserialize("json", """[{"pk":1}"""):
pass
def test_serialize_proxy_model(self): def test_serialize_proxy_model(self):
BaseModel.objects.create(parent_data=1) BaseModel.objects.create(parent_data=1)
base_objects = BaseModel.objects.all() base_objects = BaseModel.objects.all()
......
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