diff options
| -rw-r--r-- | rest_framework/fields.py | 3 | ||||
| -rw-r--r-- | rest_framework/serializers.py | 2 | ||||
| -rw-r--r-- | rest_framework/tests/test_serializer.py | 3 | ||||
| -rw-r--r-- | rest_framework/tests/test_serializer_empty.py | 15 |
4 files changed, 21 insertions, 2 deletions
diff --git a/rest_framework/fields.py b/rest_framework/fields.py index 16344d01..6b039f6c 100644 --- a/rest_framework/fields.py +++ b/rest_framework/fields.py @@ -777,6 +777,7 @@ class IntegerField(WritableField): type_name = 'IntegerField' type_label = 'integer' form_field_class = forms.IntegerField + empty = 0 default_error_messages = { 'invalid': _('Enter a whole number.'), @@ -808,6 +809,7 @@ class FloatField(WritableField): type_name = 'FloatField' type_label = 'float' form_field_class = forms.FloatField + empty = 0 default_error_messages = { 'invalid': _("'%s' value must be a float."), @@ -828,6 +830,7 @@ class DecimalField(WritableField): type_name = 'DecimalField' type_label = 'decimal' form_field_class = forms.DecimalField + empty = Decimal('0') default_error_messages = { 'invalid': _('Enter a number.'), diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py index bc9f73d1..8e945688 100644 --- a/rest_framework/serializers.py +++ b/rest_framework/serializers.py @@ -310,6 +310,8 @@ class BaseSerializer(WritableField): ret.fields = self._dict_class() for field_name, field in self.fields.items(): + if field.read_only and obj is None: + continue field.initialize(parent=self, field_name=field_name) key = self.get_field_key(field_name) value = field.field_to_native(obj, field_name) diff --git a/rest_framework/tests/test_serializer.py b/rest_framework/tests/test_serializer.py index 8d246b01..d4e5a93f 100644 --- a/rest_framework/tests/test_serializer.py +++ b/rest_framework/tests/test_serializer.py @@ -159,8 +159,7 @@ class BasicTests(TestCase): expected = { 'email': '', 'content': '', - 'created': None, - 'sub_comment': '' + 'created': None } self.assertEqual(serializer.data, expected) diff --git a/rest_framework/tests/test_serializer_empty.py b/rest_framework/tests/test_serializer_empty.py new file mode 100644 index 00000000..30cff361 --- /dev/null +++ b/rest_framework/tests/test_serializer_empty.py @@ -0,0 +1,15 @@ +from django.test import TestCase +from rest_framework import serializers + + +class EmptySerializerTestCase(TestCase): + def test_empty_serializer(self): + class FooBarSerializer(serializers.Serializer): + foo = serializers.IntegerField() + bar = serializers.SerializerMethodField('get_bar') + + def get_bar(self, obj): + return 'bar' + + serializer = FooBarSerializer() + self.assertEquals(serializer.data, {'foo': 0}) |