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Add failing test for #5371

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This commit is contained in:
Ryan P Kilby 2017-08-30 14:06:43 -04:00
parent 7e3ba8b3ed
commit 94e5d05caa
1 changed files with 13 additions and 0 deletions
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13
tests/test_serializer.py
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@ -411,6 +411,19 @@ class TestDefaultOutput:
serializer = self.Serializer(instance)
assert serializer.data == {'has_default': 'def', 'has_default_callable': 'ghi', 'no_default': 'abc'}
def test_default_for_source_source(self):
"""
'default="something"' should be used when a traversed attribute is missing from input.
"""
class Serializer(serializers.Serializer):
traversed = serializers.CharField(default='x', source='traversed.attr')
assert Serializer({}).data == {'traversed': 'x'}
assert Serializer({'traversed': {}}).data == {'traversed': 'x'}
assert Serializer({'traversed': None}).data == {'traversed': 'x'}
assert Serializer({'traversed': {'attr': 'abc'}}).data == {'traversed': 'abc'}
class TestCacheSerializerData:
def test_cache_serializer_data(self):