1635 lines
50 KiB
Python
1635 lines
50 KiB
Python
import datetime
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import os
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import uuid
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from decimal import Decimal
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import django
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import pytest
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from django.http import QueryDict
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from django.utils import timezone
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import rest_framework
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from rest_framework import serializers
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# Tests for field keyword arguments and core functionality.
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# ---------------------------------------------------------
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class TestEmpty:
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"""
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Tests for `required`, `allow_null`, `allow_blank`, `default`.
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"""
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def test_required(self):
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"""
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By default a field must be included in the input.
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"""
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field = serializers.IntegerField()
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with pytest.raises(serializers.ValidationError) as exc_info:
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field.run_validation()
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assert exc_info.value.detail == ['This field is required.']
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def test_not_required(self):
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"""
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If `required=False` then a field may be omitted from the input.
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"""
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field = serializers.IntegerField(required=False)
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with pytest.raises(serializers.SkipField):
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field.run_validation()
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def test_disallow_null(self):
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"""
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By default `None` is not a valid input.
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"""
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field = serializers.IntegerField()
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with pytest.raises(serializers.ValidationError) as exc_info:
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field.run_validation(None)
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assert exc_info.value.detail == ['This field may not be null.']
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def test_allow_null(self):
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"""
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If `allow_null=True` then `None` is a valid input.
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"""
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field = serializers.IntegerField(allow_null=True)
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output = field.run_validation(None)
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assert output is None
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def test_disallow_blank(self):
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"""
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By default '' is not a valid input.
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"""
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field = serializers.CharField()
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with pytest.raises(serializers.ValidationError) as exc_info:
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field.run_validation('')
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assert exc_info.value.detail == ['This field may not be blank.']
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def test_allow_blank(self):
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"""
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If `allow_blank=True` then '' is a valid input.
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"""
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field = serializers.CharField(allow_blank=True)
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output = field.run_validation('')
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assert output == ''
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def test_default(self):
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"""
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If `default` is set, then omitted values get the default input.
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"""
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field = serializers.IntegerField(default=123)
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output = field.run_validation()
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assert output is 123
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class TestSource:
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def test_source(self):
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class ExampleSerializer(serializers.Serializer):
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example_field = serializers.CharField(source='other')
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serializer = ExampleSerializer(data={'example_field': 'abc'})
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assert serializer.is_valid()
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assert serializer.validated_data == {'other': 'abc'}
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def test_redundant_source(self):
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class ExampleSerializer(serializers.Serializer):
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example_field = serializers.CharField(source='example_field')
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with pytest.raises(AssertionError) as exc_info:
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ExampleSerializer().fields
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assert str(exc_info.value) == (
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"It is redundant to specify `source='example_field'` on field "
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"'CharField' in serializer 'ExampleSerializer', because it is the "
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"same as the field name. Remove the `source` keyword argument."
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)
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def test_callable_source(self):
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class ExampleSerializer(serializers.Serializer):
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example_field = serializers.CharField(source='example_callable')
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class ExampleInstance(object):
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def example_callable(self):
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return 'example callable value'
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serializer = ExampleSerializer(ExampleInstance())
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assert serializer.data['example_field'] == 'example callable value'
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def test_callable_source_raises(self):
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class ExampleSerializer(serializers.Serializer):
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example_field = serializers.CharField(source='example_callable', read_only=True)
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class ExampleInstance(object):
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def example_callable(self):
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raise AttributeError('method call failed')
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with pytest.raises(ValueError) as exc_info:
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serializer = ExampleSerializer(ExampleInstance())
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serializer.data.items()
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assert 'method call failed' in str(exc_info.value)
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class TestReadOnly:
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def setup(self):
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class TestSerializer(serializers.Serializer):
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read_only = serializers.ReadOnlyField()
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writable = serializers.IntegerField()
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self.Serializer = TestSerializer
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def test_validate_read_only(self):
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"""
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Read-only serializers.should not be included in validation.
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"""
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data = {'read_only': 123, 'writable': 456}
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serializer = self.Serializer(data=data)
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assert serializer.is_valid()
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assert serializer.validated_data == {'writable': 456}
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def test_serialize_read_only(self):
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"""
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Read-only serializers.should be serialized.
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"""
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instance = {'read_only': 123, 'writable': 456}
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serializer = self.Serializer(instance)
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assert serializer.data == {'read_only': 123, 'writable': 456}
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class TestWriteOnly:
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def setup(self):
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class TestSerializer(serializers.Serializer):
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write_only = serializers.IntegerField(write_only=True)
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readable = serializers.IntegerField()
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self.Serializer = TestSerializer
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def test_validate_write_only(self):
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"""
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Write-only serializers.should be included in validation.
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"""
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data = {'write_only': 123, 'readable': 456}
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serializer = self.Serializer(data=data)
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assert serializer.is_valid()
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assert serializer.validated_data == {'write_only': 123, 'readable': 456}
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def test_serialize_write_only(self):
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"""
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Write-only serializers.should not be serialized.
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"""
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instance = {'write_only': 123, 'readable': 456}
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serializer = self.Serializer(instance)
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assert serializer.data == {'readable': 456}
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class TestInitial:
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def setup(self):
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class TestSerializer(serializers.Serializer):
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initial_field = serializers.IntegerField(initial=123)
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blank_field = serializers.IntegerField()
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self.serializer = TestSerializer()
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def test_initial(self):
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"""
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Initial values should be included when serializing a new representation.
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"""
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assert self.serializer.data == {
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'initial_field': 123,
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'blank_field': None
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}
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class TestLabel:
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def setup(self):
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class TestSerializer(serializers.Serializer):
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labeled = serializers.IntegerField(label='My label')
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self.serializer = TestSerializer()
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def test_label(self):
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"""
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A field's label may be set with the `label` argument.
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"""
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fields = self.serializer.fields
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assert fields['labeled'].label == 'My label'
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class TestInvalidErrorKey:
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def setup(self):
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class ExampleField(serializers.Field):
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def to_native(self, data):
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self.fail('incorrect')
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self.field = ExampleField()
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def test_invalid_error_key(self):
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"""
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If a field raises a validation error, but does not have a corresponding
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error message, then raise an appropriate assertion error.
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"""
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with pytest.raises(AssertionError) as exc_info:
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self.field.to_native(123)
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expected = (
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'ValidationError raised by `ExampleField`, but error key '
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'`incorrect` does not exist in the `error_messages` dictionary.'
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)
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assert str(exc_info.value) == expected
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class TestBooleanHTMLInput:
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def test_empty_html_checkbox(self):
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"""
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HTML checkboxes do not send any value, but should be treated
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as `False` by BooleanField.
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"""
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class TestSerializer(serializers.Serializer):
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archived = serializers.BooleanField()
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serializer = TestSerializer(data=QueryDict(''))
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assert serializer.is_valid()
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assert serializer.validated_data == {'archived': False}
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def test_empty_html_checkbox_not_required(self):
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"""
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HTML checkboxes do not send any value, but should be treated
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as `False` by BooleanField, even if the field is required=False.
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"""
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class TestSerializer(serializers.Serializer):
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archived = serializers.BooleanField(required=False)
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serializer = TestSerializer(data=QueryDict(''))
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assert serializer.is_valid()
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assert serializer.validated_data == {'archived': False}
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class TestHTMLInput:
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def test_empty_html_charfield_with_default(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.CharField(default='happy')
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serializer = TestSerializer(data=QueryDict(''))
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assert serializer.is_valid()
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assert serializer.validated_data == {'message': 'happy'}
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def test_empty_html_charfield_without_default(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.CharField(allow_blank=True)
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serializer = TestSerializer(data=QueryDict('message='))
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assert serializer.is_valid()
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assert serializer.validated_data == {'message': ''}
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def test_empty_html_charfield_without_default_not_required(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.CharField(allow_blank=True, required=False)
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serializer = TestSerializer(data=QueryDict('message='))
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assert serializer.is_valid()
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assert serializer.validated_data == {'message': ''}
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def test_empty_html_integerfield(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.IntegerField(default=123)
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serializer = TestSerializer(data=QueryDict('message='))
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assert serializer.is_valid()
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assert serializer.validated_data == {'message': 123}
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def test_empty_html_uuidfield_with_default(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.UUIDField(default=uuid.uuid4)
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serializer = TestSerializer(data=QueryDict('message='))
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assert serializer.is_valid()
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assert list(serializer.validated_data.keys()) == ['message']
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def test_empty_html_uuidfield_with_optional(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.UUIDField(required=False)
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serializer = TestSerializer(data=QueryDict('message='))
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assert serializer.is_valid()
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assert list(serializer.validated_data.keys()) == []
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def test_empty_html_charfield_allow_null(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.CharField(allow_null=True)
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serializer = TestSerializer(data=QueryDict('message='))
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assert serializer.is_valid()
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assert serializer.validated_data == {'message': None}
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def test_empty_html_datefield_allow_null(self):
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class TestSerializer(serializers.Serializer):
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expiry = serializers.DateField(allow_null=True)
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serializer = TestSerializer(data=QueryDict('expiry='))
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assert serializer.is_valid()
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assert serializer.validated_data == {'expiry': None}
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def test_empty_html_charfield_allow_null_allow_blank(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.CharField(allow_null=True, allow_blank=True)
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serializer = TestSerializer(data=QueryDict('message='))
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assert serializer.is_valid()
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assert serializer.validated_data == {'message': ''}
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def test_empty_html_charfield_required_false(self):
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class TestSerializer(serializers.Serializer):
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message = serializers.CharField(required=False)
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serializer = TestSerializer(data=QueryDict(''))
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assert serializer.is_valid()
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assert serializer.validated_data == {}
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def test_querydict_list_input(self):
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class TestSerializer(serializers.Serializer):
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scores = serializers.ListField(child=serializers.IntegerField())
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serializer = TestSerializer(data=QueryDict('scores=1&scores=3'))
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assert serializer.is_valid()
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assert serializer.validated_data == {'scores': [1, 3]}
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def test_querydict_list_input_only_one_input(self):
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class TestSerializer(serializers.Serializer):
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scores = serializers.ListField(child=serializers.IntegerField())
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serializer = TestSerializer(data=QueryDict('scores=1&'))
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assert serializer.is_valid()
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assert serializer.validated_data == {'scores': [1]}
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class TestCreateOnlyDefault:
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def setup(self):
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default = serializers.CreateOnlyDefault('2001-01-01')
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class TestSerializer(serializers.Serializer):
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published = serializers.HiddenField(default=default)
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text = serializers.CharField()
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self.Serializer = TestSerializer
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def test_create_only_default_is_provided(self):
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serializer = self.Serializer(data={'text': 'example'})
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assert serializer.is_valid()
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assert serializer.validated_data == {
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'text': 'example', 'published': '2001-01-01'
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}
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def test_create_only_default_is_not_provided_on_update(self):
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instance = {
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'text': 'example', 'published': '2001-01-01'
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}
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serializer = self.Serializer(instance, data={'text': 'example'})
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assert serializer.is_valid()
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assert serializer.validated_data == {
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'text': 'example',
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}
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def test_create_only_default_callable_sets_context(self):
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"""
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CreateOnlyDefault instances with a callable default should set_context
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on the callable if possible
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"""
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class TestCallableDefault:
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def set_context(self, serializer_field):
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self.field = serializer_field
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def __call__(self):
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return "success" if hasattr(self, 'field') else "failure"
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class TestSerializer(serializers.Serializer):
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context_set = serializers.CharField(default=serializers.CreateOnlyDefault(TestCallableDefault()))
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serializer = TestSerializer(data={})
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assert serializer.is_valid()
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assert serializer.validated_data['context_set'] == 'success'
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# Tests for field input and output values.
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# ----------------------------------------
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def get_items(mapping_or_list_of_two_tuples):
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# Tests accept either lists of two tuples, or dictionaries.
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if isinstance(mapping_or_list_of_two_tuples, dict):
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# {value: expected}
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return mapping_or_list_of_two_tuples.items()
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# [(value, expected), ...]
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return mapping_or_list_of_two_tuples
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class FieldValues:
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"""
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Base class for testing valid and invalid input values.
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"""
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def test_valid_inputs(self):
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"""
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Ensure that valid values return the expected validated data.
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"""
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for input_value, expected_output in get_items(self.valid_inputs):
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assert self.field.run_validation(input_value) == expected_output
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def test_invalid_inputs(self):
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"""
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Ensure that invalid values raise the expected validation error.
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"""
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for input_value, expected_failure in get_items(self.invalid_inputs):
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with pytest.raises(serializers.ValidationError) as exc_info:
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self.field.run_validation(input_value)
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assert exc_info.value.detail == expected_failure
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def test_outputs(self):
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for output_value, expected_output in get_items(self.outputs):
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assert self.field.to_representation(output_value) == expected_output
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# Boolean types...
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class TestBooleanField(FieldValues):
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"""
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Valid and invalid values for `BooleanField`.
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"""
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valid_inputs = {
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'true': True,
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'false': False,
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'1': True,
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'0': False,
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1: True,
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0: False,
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True: True,
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False: False,
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}
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invalid_inputs = {
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'foo': ['"foo" is not a valid boolean.'],
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None: ['This field may not be null.']
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}
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outputs = {
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'true': True,
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'false': False,
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'1': True,
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'0': False,
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1: True,
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0: False,
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True: True,
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False: False,
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'other': True
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}
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field = serializers.BooleanField()
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def test_disallow_unhashable_collection_types(self):
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inputs = (
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[],
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{},
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)
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field = serializers.BooleanField()
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for input_value in inputs:
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with pytest.raises(serializers.ValidationError) as exc_info:
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field.run_validation(input_value)
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expected = ['"{0}" is not a valid boolean.'.format(input_value)]
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assert exc_info.value.detail == expected
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class TestNullBooleanField(FieldValues):
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"""
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Valid and invalid values for `BooleanField`.
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"""
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valid_inputs = {
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'true': True,
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'false': False,
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'null': None,
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True: True,
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False: False,
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None: None
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}
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invalid_inputs = {
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'foo': ['"foo" is not a valid boolean.'],
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}
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outputs = {
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'true': True,
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'false': False,
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'null': None,
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True: True,
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False: False,
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None: None,
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'other': True
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}
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field = serializers.NullBooleanField()
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# String types...
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class TestCharField(FieldValues):
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"""
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Valid and invalid values for `CharField`.
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"""
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valid_inputs = {
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1: '1',
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'abc': 'abc'
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}
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invalid_inputs = {
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'': ['This field may not be blank.']
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}
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outputs = {
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1: '1',
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'abc': 'abc'
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}
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field = serializers.CharField()
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def test_trim_whitespace_default(self):
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field = serializers.CharField()
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assert field.to_internal_value(' abc ') == 'abc'
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def test_trim_whitespace_disabled(self):
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field = serializers.CharField(trim_whitespace=False)
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assert field.to_internal_value(' abc ') == ' abc '
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def test_disallow_blank_with_trim_whitespace(self):
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field = serializers.CharField(allow_blank=False, trim_whitespace=True)
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with pytest.raises(serializers.ValidationError) as exc_info:
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field.run_validation(' ')
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assert exc_info.value.detail == ['This field may not be blank.']
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|
class TestEmailField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `EmailField`.
|
|
"""
|
|
valid_inputs = {
|
|
'example@example.com': 'example@example.com',
|
|
' example@example.com ': 'example@example.com',
|
|
}
|
|
invalid_inputs = {
|
|
'examplecom': ['Enter a valid email address.']
|
|
}
|
|
outputs = {}
|
|
field = serializers.EmailField()
|
|
|
|
|
|
class TestRegexField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `RegexField`.
|
|
"""
|
|
valid_inputs = {
|
|
'a9': 'a9',
|
|
}
|
|
invalid_inputs = {
|
|
'A9': ["This value does not match the required pattern."]
|
|
}
|
|
outputs = {}
|
|
field = serializers.RegexField(regex='[a-z][0-9]')
|
|
|
|
|
|
class TestSlugField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `SlugField`.
|
|
"""
|
|
valid_inputs = {
|
|
'slug-99': 'slug-99',
|
|
}
|
|
invalid_inputs = {
|
|
'slug 99': ['Enter a valid "slug" consisting of letters, numbers, underscores or hyphens.']
|
|
}
|
|
outputs = {}
|
|
field = serializers.SlugField()
|
|
|
|
|
|
class TestURLField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `URLField`.
|
|
"""
|
|
valid_inputs = {
|
|
'http://example.com': 'http://example.com',
|
|
}
|
|
invalid_inputs = {
|
|
'example.com': ['Enter a valid URL.']
|
|
}
|
|
outputs = {}
|
|
field = serializers.URLField()
|
|
|
|
|
|
class TestUUIDField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `UUIDField`.
|
|
"""
|
|
valid_inputs = {
|
|
'825d7aeb-05a9-45b5-a5b7-05df87923cda': uuid.UUID('825d7aeb-05a9-45b5-a5b7-05df87923cda'),
|
|
'825d7aeb05a945b5a5b705df87923cda': uuid.UUID('825d7aeb-05a9-45b5-a5b7-05df87923cda'),
|
|
'urn:uuid:213b7d9b-244f-410d-828c-dabce7a2615d': uuid.UUID('213b7d9b-244f-410d-828c-dabce7a2615d'),
|
|
284758210125106368185219588917561929842: uuid.UUID('d63a6fb6-88d5-40c7-a91c-9edf73283072')
|
|
}
|
|
invalid_inputs = {
|
|
'825d7aeb-05a9-45b5-a5b7': ['"825d7aeb-05a9-45b5-a5b7" is not a valid UUID.'],
|
|
(1, 2, 3): ['"(1, 2, 3)" is not a valid UUID.']
|
|
}
|
|
outputs = {
|
|
uuid.UUID('825d7aeb-05a9-45b5-a5b7-05df87923cda'): '825d7aeb-05a9-45b5-a5b7-05df87923cda'
|
|
}
|
|
field = serializers.UUIDField()
|
|
|
|
def _test_format(self, uuid_format, formatted_uuid_0):
|
|
field = serializers.UUIDField(format=uuid_format)
|
|
assert field.to_representation(uuid.UUID(int=0)) == formatted_uuid_0
|
|
assert field.to_internal_value(formatted_uuid_0) == uuid.UUID(int=0)
|
|
|
|
def test_formats(self):
|
|
self._test_format('int', 0)
|
|
self._test_format('hex_verbose', '00000000-0000-0000-0000-000000000000')
|
|
self._test_format('urn', 'urn:uuid:00000000-0000-0000-0000-000000000000')
|
|
self._test_format('hex', '0' * 32)
|
|
|
|
|
|
class TestIPAddressField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `IPAddressField`
|
|
"""
|
|
valid_inputs = {
|
|
'127.0.0.1': '127.0.0.1',
|
|
'192.168.33.255': '192.168.33.255',
|
|
'2001:0db8:85a3:0042:1000:8a2e:0370:7334': '2001:db8:85a3:42:1000:8a2e:370:7334',
|
|
'2001:cdba:0:0:0:0:3257:9652': '2001:cdba::3257:9652',
|
|
'2001:cdba::3257:9652': '2001:cdba::3257:9652'
|
|
}
|
|
invalid_inputs = {
|
|
'127001': ['Enter a valid IPv4 or IPv6 address.'],
|
|
'127.122.111.2231': ['Enter a valid IPv4 or IPv6 address.'],
|
|
'2001:::9652': ['Enter a valid IPv4 or IPv6 address.'],
|
|
'2001:0db8:85a3:0042:1000:8a2e:0370:73341': ['Enter a valid IPv4 or IPv6 address.'],
|
|
}
|
|
outputs = {}
|
|
field = serializers.IPAddressField()
|
|
|
|
|
|
class TestIPv4AddressField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `IPAddressField`
|
|
"""
|
|
valid_inputs = {
|
|
'127.0.0.1': '127.0.0.1',
|
|
'192.168.33.255': '192.168.33.255',
|
|
}
|
|
invalid_inputs = {
|
|
'127001': ['Enter a valid IPv4 address.'],
|
|
'127.122.111.2231': ['Enter a valid IPv4 address.'],
|
|
}
|
|
outputs = {}
|
|
field = serializers.IPAddressField(protocol='IPv4')
|
|
|
|
|
|
class TestIPv6AddressField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `IPAddressField`
|
|
"""
|
|
valid_inputs = {
|
|
'2001:0db8:85a3:0042:1000:8a2e:0370:7334': '2001:db8:85a3:42:1000:8a2e:370:7334',
|
|
'2001:cdba:0:0:0:0:3257:9652': '2001:cdba::3257:9652',
|
|
'2001:cdba::3257:9652': '2001:cdba::3257:9652'
|
|
}
|
|
invalid_inputs = {
|
|
'2001:::9652': ['Enter a valid IPv4 or IPv6 address.'],
|
|
'2001:0db8:85a3:0042:1000:8a2e:0370:73341': ['Enter a valid IPv4 or IPv6 address.'],
|
|
}
|
|
outputs = {}
|
|
field = serializers.IPAddressField(protocol='IPv6')
|
|
|
|
|
|
class TestFilePathField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `FilePathField`
|
|
"""
|
|
|
|
valid_inputs = {
|
|
__file__: __file__,
|
|
}
|
|
invalid_inputs = {
|
|
'wrong_path': ['"wrong_path" is not a valid path choice.']
|
|
}
|
|
outputs = {
|
|
}
|
|
field = serializers.FilePathField(
|
|
path=os.path.abspath(os.path.dirname(__file__))
|
|
)
|
|
|
|
|
|
# Number types...
|
|
|
|
class TestIntegerField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `IntegerField`.
|
|
"""
|
|
valid_inputs = {
|
|
'1': 1,
|
|
'0': 0,
|
|
1: 1,
|
|
0: 0,
|
|
1.0: 1,
|
|
0.0: 0,
|
|
'1.0': 1
|
|
}
|
|
invalid_inputs = {
|
|
0.5: ['A valid integer is required.'],
|
|
'abc': ['A valid integer is required.'],
|
|
'0.5': ['A valid integer is required.']
|
|
}
|
|
outputs = {
|
|
'1': 1,
|
|
'0': 0,
|
|
1: 1,
|
|
0: 0,
|
|
1.0: 1,
|
|
0.0: 0
|
|
}
|
|
field = serializers.IntegerField()
|
|
|
|
|
|
class TestMinMaxIntegerField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `IntegerField` with min and max limits.
|
|
"""
|
|
valid_inputs = {
|
|
'1': 1,
|
|
'3': 3,
|
|
1: 1,
|
|
3: 3,
|
|
}
|
|
invalid_inputs = {
|
|
0: ['Ensure this value is greater than or equal to 1.'],
|
|
4: ['Ensure this value is less than or equal to 3.'],
|
|
'0': ['Ensure this value is greater than or equal to 1.'],
|
|
'4': ['Ensure this value is less than or equal to 3.'],
|
|
}
|
|
outputs = {}
|
|
field = serializers.IntegerField(min_value=1, max_value=3)
|
|
|
|
|
|
class TestFloatField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `FloatField`.
|
|
"""
|
|
valid_inputs = {
|
|
'1': 1.0,
|
|
'0': 0.0,
|
|
1: 1.0,
|
|
0: 0.0,
|
|
1.0: 1.0,
|
|
0.0: 0.0,
|
|
}
|
|
invalid_inputs = {
|
|
'abc': ["A valid number is required."]
|
|
}
|
|
outputs = {
|
|
'1': 1.0,
|
|
'0': 0.0,
|
|
1: 1.0,
|
|
0: 0.0,
|
|
1.0: 1.0,
|
|
0.0: 0.0,
|
|
}
|
|
field = serializers.FloatField()
|
|
|
|
|
|
class TestMinMaxFloatField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `FloatField` with min and max limits.
|
|
"""
|
|
valid_inputs = {
|
|
'1': 1,
|
|
'3': 3,
|
|
1: 1,
|
|
3: 3,
|
|
1.0: 1.0,
|
|
3.0: 3.0,
|
|
}
|
|
invalid_inputs = {
|
|
0.9: ['Ensure this value is greater than or equal to 1.'],
|
|
3.1: ['Ensure this value is less than or equal to 3.'],
|
|
'0.0': ['Ensure this value is greater than or equal to 1.'],
|
|
'3.1': ['Ensure this value is less than or equal to 3.'],
|
|
}
|
|
outputs = {}
|
|
field = serializers.FloatField(min_value=1, max_value=3)
|
|
|
|
|
|
class TestDecimalField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `DecimalField`.
|
|
"""
|
|
valid_inputs = {
|
|
'12.3': Decimal('12.3'),
|
|
'0.1': Decimal('0.1'),
|
|
10: Decimal('10'),
|
|
0: Decimal('0'),
|
|
12.3: Decimal('12.3'),
|
|
0.1: Decimal('0.1'),
|
|
'2E+1': Decimal('20'),
|
|
}
|
|
invalid_inputs = (
|
|
('abc', ["A valid number is required."]),
|
|
(Decimal('Nan'), ["A valid number is required."]),
|
|
(Decimal('Inf'), ["A valid number is required."]),
|
|
('12.345', ["Ensure that there are no more than 3 digits in total."]),
|
|
(200000000000.0, ["Ensure that there are no more than 3 digits in total."]),
|
|
('0.01', ["Ensure that there are no more than 1 decimal places."]),
|
|
(123, ["Ensure that there are no more than 2 digits before the decimal point."]),
|
|
('2E+2', ["Ensure that there are no more than 2 digits before the decimal point."])
|
|
)
|
|
outputs = {
|
|
'1': '1.0',
|
|
'0': '0.0',
|
|
'1.09': '1.1',
|
|
'0.04': '0.0',
|
|
1: '1.0',
|
|
0: '0.0',
|
|
Decimal('1.0'): '1.0',
|
|
Decimal('0.0'): '0.0',
|
|
Decimal('1.09'): '1.1',
|
|
Decimal('0.04'): '0.0'
|
|
}
|
|
field = serializers.DecimalField(max_digits=3, decimal_places=1)
|
|
|
|
|
|
class TestMinMaxDecimalField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `DecimalField` with min and max limits.
|
|
"""
|
|
valid_inputs = {
|
|
'10.0': Decimal('10.0'),
|
|
'20.0': Decimal('20.0'),
|
|
}
|
|
invalid_inputs = {
|
|
'9.9': ['Ensure this value is greater than or equal to 10.'],
|
|
'20.1': ['Ensure this value is less than or equal to 20.'],
|
|
}
|
|
outputs = {}
|
|
field = serializers.DecimalField(
|
|
max_digits=3, decimal_places=1,
|
|
min_value=10, max_value=20
|
|
)
|
|
|
|
|
|
class TestNoStringCoercionDecimalField(FieldValues):
|
|
"""
|
|
Output values for `DecimalField` with `coerce_to_string=False`.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = {}
|
|
outputs = {
|
|
1.09: Decimal('1.1'),
|
|
0.04: Decimal('0.0'),
|
|
'1.09': Decimal('1.1'),
|
|
'0.04': Decimal('0.0'),
|
|
Decimal('1.09'): Decimal('1.1'),
|
|
Decimal('0.04'): Decimal('0.0'),
|
|
}
|
|
field = serializers.DecimalField(
|
|
max_digits=3, decimal_places=1,
|
|
coerce_to_string=False
|
|
)
|
|
|
|
|
|
# Date & time serializers...
|
|
|
|
class TestDateField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `DateField`.
|
|
"""
|
|
valid_inputs = {
|
|
'2001-01-01': datetime.date(2001, 1, 1),
|
|
datetime.date(2001, 1, 1): datetime.date(2001, 1, 1),
|
|
}
|
|
invalid_inputs = {
|
|
'abc': ['Date has wrong format. Use one of these formats instead: YYYY[-MM[-DD]].'],
|
|
'2001-99-99': ['Date has wrong format. Use one of these formats instead: YYYY[-MM[-DD]].'],
|
|
datetime.datetime(2001, 1, 1, 12, 00): ['Expected a date but got a datetime.'],
|
|
}
|
|
outputs = {
|
|
datetime.date(2001, 1, 1): '2001-01-01',
|
|
'2001-01-01': '2001-01-01',
|
|
None: None,
|
|
'': None,
|
|
}
|
|
field = serializers.DateField()
|
|
|
|
|
|
class TestCustomInputFormatDateField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `DateField` with a cutom input format.
|
|
"""
|
|
valid_inputs = {
|
|
'1 Jan 2001': datetime.date(2001, 1, 1),
|
|
}
|
|
invalid_inputs = {
|
|
'2001-01-01': ['Date has wrong format. Use one of these formats instead: DD [Jan-Dec] YYYY.']
|
|
}
|
|
outputs = {}
|
|
field = serializers.DateField(input_formats=['%d %b %Y'])
|
|
|
|
|
|
class TestCustomOutputFormatDateField(FieldValues):
|
|
"""
|
|
Values for `DateField` with a custom output format.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = {}
|
|
outputs = {
|
|
datetime.date(2001, 1, 1): '01 Jan 2001'
|
|
}
|
|
field = serializers.DateField(format='%d %b %Y')
|
|
|
|
|
|
class TestNoOutputFormatDateField(FieldValues):
|
|
"""
|
|
Values for `DateField` with no output format.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = {}
|
|
outputs = {
|
|
datetime.date(2001, 1, 1): datetime.date(2001, 1, 1)
|
|
}
|
|
field = serializers.DateField(format=None)
|
|
|
|
|
|
class TestDateTimeField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `DateTimeField`.
|
|
"""
|
|
valid_inputs = {
|
|
'2001-01-01 13:00': datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC()),
|
|
'2001-01-01T13:00': datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC()),
|
|
'2001-01-01T13:00Z': datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC()),
|
|
datetime.datetime(2001, 1, 1, 13, 00): datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC()),
|
|
datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC()): datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC()),
|
|
# Django 1.4 does not support timezone string parsing.
|
|
'2001-01-01T14:00+01:00' if (django.VERSION > (1, 4)) else '2001-01-01T13:00Z': datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC())
|
|
}
|
|
invalid_inputs = {
|
|
'abc': ['Datetime has wrong format. Use one of these formats instead: YYYY-MM-DDThh:mm[:ss[.uuuuuu]][+HH:MM|-HH:MM|Z].'],
|
|
'2001-99-99T99:00': ['Datetime has wrong format. Use one of these formats instead: YYYY-MM-DDThh:mm[:ss[.uuuuuu]][+HH:MM|-HH:MM|Z].'],
|
|
datetime.date(2001, 1, 1): ['Expected a datetime but got a date.'],
|
|
}
|
|
outputs = {
|
|
datetime.datetime(2001, 1, 1, 13, 00): '2001-01-01T13:00:00',
|
|
datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC()): '2001-01-01T13:00:00Z'
|
|
}
|
|
field = serializers.DateTimeField(default_timezone=timezone.UTC())
|
|
|
|
|
|
class TestCustomInputFormatDateTimeField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `DateTimeField` with a cutom input format.
|
|
"""
|
|
valid_inputs = {
|
|
'1:35pm, 1 Jan 2001': datetime.datetime(2001, 1, 1, 13, 35, tzinfo=timezone.UTC()),
|
|
}
|
|
invalid_inputs = {
|
|
'2001-01-01T20:50': ['Datetime has wrong format. Use one of these formats instead: hh:mm[AM|PM], DD [Jan-Dec] YYYY.']
|
|
}
|
|
outputs = {}
|
|
field = serializers.DateTimeField(default_timezone=timezone.UTC(), input_formats=['%I:%M%p, %d %b %Y'])
|
|
|
|
|
|
class TestCustomOutputFormatDateTimeField(FieldValues):
|
|
"""
|
|
Values for `DateTimeField` with a custom output format.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = {}
|
|
outputs = {
|
|
datetime.datetime(2001, 1, 1, 13, 00): '01:00PM, 01 Jan 2001',
|
|
}
|
|
field = serializers.DateTimeField(format='%I:%M%p, %d %b %Y')
|
|
|
|
|
|
class TestNoOutputFormatDateTimeField(FieldValues):
|
|
"""
|
|
Values for `DateTimeField` with no output format.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = {}
|
|
outputs = {
|
|
datetime.datetime(2001, 1, 1, 13, 00): datetime.datetime(2001, 1, 1, 13, 00),
|
|
}
|
|
field = serializers.DateTimeField(format=None)
|
|
|
|
|
|
class TestNaiveDateTimeField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `DateTimeField` with naive datetimes.
|
|
"""
|
|
valid_inputs = {
|
|
datetime.datetime(2001, 1, 1, 13, 00, tzinfo=timezone.UTC()): datetime.datetime(2001, 1, 1, 13, 00),
|
|
'2001-01-01 13:00': datetime.datetime(2001, 1, 1, 13, 00),
|
|
}
|
|
invalid_inputs = {}
|
|
outputs = {}
|
|
field = serializers.DateTimeField(default_timezone=None)
|
|
|
|
|
|
class TestTimeField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `TimeField`.
|
|
"""
|
|
valid_inputs = {
|
|
'13:00': datetime.time(13, 00),
|
|
datetime.time(13, 00): datetime.time(13, 00),
|
|
}
|
|
invalid_inputs = {
|
|
'abc': ['Time has wrong format. Use one of these formats instead: hh:mm[:ss[.uuuuuu]].'],
|
|
'99:99': ['Time has wrong format. Use one of these formats instead: hh:mm[:ss[.uuuuuu]].'],
|
|
}
|
|
outputs = {
|
|
datetime.time(13, 00): '13:00:00'
|
|
}
|
|
field = serializers.TimeField()
|
|
|
|
|
|
class TestCustomInputFormatTimeField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `TimeField` with a custom input format.
|
|
"""
|
|
valid_inputs = {
|
|
'1:00pm': datetime.time(13, 00),
|
|
}
|
|
invalid_inputs = {
|
|
'13:00': ['Time has wrong format. Use one of these formats instead: hh:mm[AM|PM].'],
|
|
}
|
|
outputs = {}
|
|
field = serializers.TimeField(input_formats=['%I:%M%p'])
|
|
|
|
|
|
class TestCustomOutputFormatTimeField(FieldValues):
|
|
"""
|
|
Values for `TimeField` with a custom output format.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = {}
|
|
outputs = {
|
|
datetime.time(13, 00): '01:00PM'
|
|
}
|
|
field = serializers.TimeField(format='%I:%M%p')
|
|
|
|
|
|
class TestNoOutputFormatTimeField(FieldValues):
|
|
"""
|
|
Values for `TimeField` with a no output format.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = {}
|
|
outputs = {
|
|
datetime.time(13, 00): datetime.time(13, 00)
|
|
}
|
|
field = serializers.TimeField(format=None)
|
|
|
|
|
|
@pytest.mark.skipif(django.VERSION < (1, 8),
|
|
reason='DurationField is only available for django1.8+')
|
|
class TestDurationField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `DurationField`.
|
|
"""
|
|
valid_inputs = {
|
|
'13': datetime.timedelta(seconds=13),
|
|
'3 08:32:01.000123': datetime.timedelta(days=3, hours=8, minutes=32, seconds=1, microseconds=123),
|
|
'08:01': datetime.timedelta(minutes=8, seconds=1),
|
|
datetime.timedelta(days=3, hours=8, minutes=32, seconds=1, microseconds=123): datetime.timedelta(days=3, hours=8, minutes=32, seconds=1, microseconds=123),
|
|
3600: datetime.timedelta(hours=1),
|
|
}
|
|
invalid_inputs = {
|
|
'abc': ['Duration has wrong format. Use one of these formats instead: [DD] [HH:[MM:]]ss[.uuuuuu].'],
|
|
'3 08:32 01.123': ['Duration has wrong format. Use one of these formats instead: [DD] [HH:[MM:]]ss[.uuuuuu].'],
|
|
}
|
|
outputs = {
|
|
datetime.timedelta(days=3, hours=8, minutes=32, seconds=1, microseconds=123): '3 08:32:01.000123',
|
|
}
|
|
if django.VERSION >= (1, 8):
|
|
field = serializers.DurationField()
|
|
|
|
|
|
# Choice types...
|
|
|
|
class TestChoiceField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `ChoiceField`.
|
|
"""
|
|
valid_inputs = {
|
|
'poor': 'poor',
|
|
'medium': 'medium',
|
|
'good': 'good',
|
|
}
|
|
invalid_inputs = {
|
|
'amazing': ['"amazing" is not a valid choice.']
|
|
}
|
|
outputs = {
|
|
'good': 'good',
|
|
'': '',
|
|
'amazing': 'amazing',
|
|
}
|
|
field = serializers.ChoiceField(
|
|
choices=[
|
|
('poor', 'Poor quality'),
|
|
('medium', 'Medium quality'),
|
|
('good', 'Good quality'),
|
|
]
|
|
)
|
|
|
|
def test_allow_blank(self):
|
|
"""
|
|
If `allow_blank=True` then '' is a valid input.
|
|
"""
|
|
field = serializers.ChoiceField(
|
|
allow_blank=True,
|
|
choices=[
|
|
('poor', 'Poor quality'),
|
|
('medium', 'Medium quality'),
|
|
('good', 'Good quality'),
|
|
]
|
|
)
|
|
output = field.run_validation('')
|
|
assert output == ''
|
|
|
|
def test_allow_null(self):
|
|
"""
|
|
If `allow_null=True` then '' on HTML forms is treated as None.
|
|
"""
|
|
field = serializers.ChoiceField(
|
|
allow_null=True,
|
|
choices=[
|
|
1, 2, 3
|
|
]
|
|
)
|
|
field.field_name = 'example'
|
|
value = field.get_value(QueryDict('example='))
|
|
assert value is None
|
|
output = field.run_validation(None)
|
|
assert output is None
|
|
|
|
def test_iter_options(self):
|
|
"""
|
|
iter_options() should return a list of options and option groups.
|
|
"""
|
|
field = serializers.ChoiceField(
|
|
choices=[
|
|
('Numbers', ['integer', 'float']),
|
|
('Strings', ['text', 'email', 'url']),
|
|
'boolean'
|
|
]
|
|
)
|
|
items = list(field.iter_options())
|
|
|
|
assert items[0].start_option_group
|
|
assert items[0].label == 'Numbers'
|
|
assert items[1].value == 'integer'
|
|
assert items[2].value == 'float'
|
|
assert items[3].end_option_group
|
|
|
|
assert items[4].start_option_group
|
|
assert items[4].label == 'Strings'
|
|
assert items[5].value == 'text'
|
|
assert items[6].value == 'email'
|
|
assert items[7].value == 'url'
|
|
assert items[8].end_option_group
|
|
|
|
assert items[9].value == 'boolean'
|
|
|
|
|
|
class TestChoiceFieldWithType(FieldValues):
|
|
"""
|
|
Valid and invalid values for a `Choice` field that uses an integer type,
|
|
instead of a char type.
|
|
"""
|
|
valid_inputs = {
|
|
'1': 1,
|
|
3: 3,
|
|
}
|
|
invalid_inputs = {
|
|
5: ['"5" is not a valid choice.'],
|
|
'abc': ['"abc" is not a valid choice.']
|
|
}
|
|
outputs = {
|
|
'1': 1,
|
|
1: 1
|
|
}
|
|
field = serializers.ChoiceField(
|
|
choices=[
|
|
(1, 'Poor quality'),
|
|
(2, 'Medium quality'),
|
|
(3, 'Good quality'),
|
|
]
|
|
)
|
|
|
|
|
|
class TestChoiceFieldWithListChoices(FieldValues):
|
|
"""
|
|
Valid and invalid values for a `Choice` field that uses a flat list for the
|
|
choices, rather than a list of pairs of (`value`, `description`).
|
|
"""
|
|
valid_inputs = {
|
|
'poor': 'poor',
|
|
'medium': 'medium',
|
|
'good': 'good',
|
|
}
|
|
invalid_inputs = {
|
|
'awful': ['"awful" is not a valid choice.']
|
|
}
|
|
outputs = {
|
|
'good': 'good'
|
|
}
|
|
field = serializers.ChoiceField(choices=('poor', 'medium', 'good'))
|
|
|
|
|
|
class TestChoiceFieldWithGroupedChoices(FieldValues):
|
|
"""
|
|
Valid and invalid values for a `Choice` field that uses a grouped list for the
|
|
choices, rather than a list of pairs of (`value`, `description`).
|
|
"""
|
|
valid_inputs = {
|
|
'poor': 'poor',
|
|
'medium': 'medium',
|
|
'good': 'good',
|
|
}
|
|
invalid_inputs = {
|
|
'awful': ['"awful" is not a valid choice.']
|
|
}
|
|
outputs = {
|
|
'good': 'good'
|
|
}
|
|
field = serializers.ChoiceField(
|
|
choices=[
|
|
(
|
|
'Category',
|
|
(
|
|
('poor', 'Poor quality'),
|
|
('medium', 'Medium quality'),
|
|
),
|
|
),
|
|
('good', 'Good quality'),
|
|
]
|
|
)
|
|
|
|
|
|
class TestChoiceFieldWithMixedChoices(FieldValues):
|
|
"""
|
|
Valid and invalid values for a `Choice` field that uses a single paired or
|
|
grouped.
|
|
"""
|
|
valid_inputs = {
|
|
'poor': 'poor',
|
|
'medium': 'medium',
|
|
'good': 'good',
|
|
}
|
|
invalid_inputs = {
|
|
'awful': ['"awful" is not a valid choice.']
|
|
}
|
|
outputs = {
|
|
'good': 'good'
|
|
}
|
|
field = serializers.ChoiceField(
|
|
choices=[
|
|
(
|
|
'Category',
|
|
(
|
|
('poor', 'Poor quality'),
|
|
),
|
|
),
|
|
'medium',
|
|
('good', 'Good quality'),
|
|
]
|
|
)
|
|
|
|
|
|
class TestMultipleChoiceField(FieldValues):
|
|
"""
|
|
Valid and invalid values for `MultipleChoiceField`.
|
|
"""
|
|
valid_inputs = {
|
|
(): set(),
|
|
('aircon',): set(['aircon']),
|
|
('aircon', 'manual'): set(['aircon', 'manual']),
|
|
}
|
|
invalid_inputs = {
|
|
'abc': ['Expected a list of items but got type "str".'],
|
|
('aircon', 'incorrect'): ['"incorrect" is not a valid choice.']
|
|
}
|
|
outputs = [
|
|
(['aircon', 'manual', 'incorrect'], set(['aircon', 'manual', 'incorrect']))
|
|
]
|
|
field = serializers.MultipleChoiceField(
|
|
choices=[
|
|
('aircon', 'AirCon'),
|
|
('manual', 'Manual drive'),
|
|
('diesel', 'Diesel'),
|
|
]
|
|
)
|
|
|
|
def test_against_partial_and_full_updates(self):
|
|
field = serializers.MultipleChoiceField(choices=(('a', 'a'), ('b', 'b')))
|
|
field.partial = False
|
|
assert field.get_value(QueryDict({})) == []
|
|
field.partial = True
|
|
assert field.get_value(QueryDict({})) == rest_framework.fields.empty
|
|
|
|
|
|
class TestEmptyMultipleChoiceField(FieldValues):
|
|
"""
|
|
Invalid values for `MultipleChoiceField(allow_empty=False)`.
|
|
"""
|
|
valid_inputs = {
|
|
}
|
|
invalid_inputs = (
|
|
([], ['This selection may not be empty.']),
|
|
)
|
|
outputs = [
|
|
]
|
|
field = serializers.MultipleChoiceField(
|
|
choices=[
|
|
('consistency', 'Consistency'),
|
|
('availability', 'Availability'),
|
|
('partition', 'Partition tolerance'),
|
|
],
|
|
allow_empty=False
|
|
)
|
|
|
|
|
|
# File serializers...
|
|
|
|
class MockFile:
|
|
def __init__(self, name='', size=0, url=''):
|
|
self.name = name
|
|
self.size = size
|
|
self.url = url
|
|
|
|
def __eq__(self, other):
|
|
return (
|
|
isinstance(other, MockFile) and
|
|
self.name == other.name and
|
|
self.size == other.size and
|
|
self.url == other.url
|
|
)
|
|
|
|
|
|
class TestFileField(FieldValues):
|
|
"""
|
|
Values for `FileField`.
|
|
"""
|
|
valid_inputs = [
|
|
(MockFile(name='example', size=10), MockFile(name='example', size=10))
|
|
]
|
|
invalid_inputs = [
|
|
('invalid', ['The submitted data was not a file. Check the encoding type on the form.']),
|
|
(MockFile(name='example.txt', size=0), ['The submitted file is empty.']),
|
|
(MockFile(name='', size=10), ['No filename could be determined.']),
|
|
(MockFile(name='x' * 100, size=10), ['Ensure this filename has at most 10 characters (it has 100).'])
|
|
]
|
|
outputs = [
|
|
(MockFile(name='example.txt', url='/example.txt'), '/example.txt'),
|
|
('', None)
|
|
]
|
|
field = serializers.FileField(max_length=10)
|
|
|
|
|
|
class TestFieldFieldWithName(FieldValues):
|
|
"""
|
|
Values for `FileField` with a filename output instead of URLs.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = {}
|
|
outputs = [
|
|
(MockFile(name='example.txt', url='/example.txt'), 'example.txt')
|
|
]
|
|
field = serializers.FileField(use_url=False)
|
|
|
|
|
|
# Stub out mock Django `forms.ImageField` class so we don't *actually*
|
|
# call into it's regular validation, or require PIL for testing.
|
|
class FailImageValidation(object):
|
|
def to_python(self, value):
|
|
raise serializers.ValidationError(self.error_messages['invalid_image'])
|
|
|
|
|
|
class PassImageValidation(object):
|
|
def to_python(self, value):
|
|
return value
|
|
|
|
|
|
class TestInvalidImageField(FieldValues):
|
|
"""
|
|
Values for an invalid `ImageField`.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = [
|
|
(MockFile(name='example.txt', size=10), ['Upload a valid image. The file you uploaded was either not an image or a corrupted image.'])
|
|
]
|
|
outputs = {}
|
|
field = serializers.ImageField(_DjangoImageField=FailImageValidation)
|
|
|
|
|
|
class TestValidImageField(FieldValues):
|
|
"""
|
|
Values for an valid `ImageField`.
|
|
"""
|
|
valid_inputs = [
|
|
(MockFile(name='example.txt', size=10), MockFile(name='example.txt', size=10))
|
|
]
|
|
invalid_inputs = {}
|
|
outputs = {}
|
|
field = serializers.ImageField(_DjangoImageField=PassImageValidation)
|
|
|
|
|
|
# Composite serializers...
|
|
|
|
class TestListField(FieldValues):
|
|
"""
|
|
Values for `ListField` with IntegerField as child.
|
|
"""
|
|
valid_inputs = [
|
|
([1, 2, 3], [1, 2, 3]),
|
|
(['1', '2', '3'], [1, 2, 3]),
|
|
([], [])
|
|
]
|
|
invalid_inputs = [
|
|
('not a list', ['Expected a list of items but got type "str".']),
|
|
([1, 2, 'error'], ['A valid integer is required.']),
|
|
({'one': 'two'}, ['Expected a list of items but got type "dict".'])
|
|
]
|
|
outputs = [
|
|
([1, 2, 3], [1, 2, 3]),
|
|
(['1', '2', '3'], [1, 2, 3])
|
|
]
|
|
field = serializers.ListField(child=serializers.IntegerField())
|
|
|
|
def test_no_source_on_child(self):
|
|
with pytest.raises(AssertionError) as exc_info:
|
|
serializers.ListField(child=serializers.IntegerField(source='other'))
|
|
|
|
assert str(exc_info.value) == (
|
|
"The `source` argument is not meaningful when applied to a `child=` field. "
|
|
"Remove `source=` from the field declaration."
|
|
)
|
|
|
|
def test_collection_types_are_invalid_input(self):
|
|
field = serializers.ListField(child=serializers.CharField())
|
|
input_value = ({'one': 'two'})
|
|
|
|
with pytest.raises(serializers.ValidationError) as exc_info:
|
|
field.to_internal_value(input_value)
|
|
assert exc_info.value.detail == ['Expected a list of items but got type "dict".']
|
|
|
|
|
|
class TestEmptyListField(FieldValues):
|
|
"""
|
|
Values for `ListField` with allow_empty=False flag.
|
|
"""
|
|
valid_inputs = {}
|
|
invalid_inputs = [
|
|
([], ['This list may not be empty.'])
|
|
]
|
|
outputs = {}
|
|
field = serializers.ListField(child=serializers.IntegerField(), allow_empty=False)
|
|
|
|
|
|
class TestUnvalidatedListField(FieldValues):
|
|
"""
|
|
Values for `ListField` with no `child` argument.
|
|
"""
|
|
valid_inputs = [
|
|
([1, '2', True, [4, 5, 6]], [1, '2', True, [4, 5, 6]]),
|
|
]
|
|
invalid_inputs = [
|
|
('not a list', ['Expected a list of items but got type "str".']),
|
|
]
|
|
outputs = [
|
|
([1, '2', True, [4, 5, 6]], [1, '2', True, [4, 5, 6]]),
|
|
]
|
|
field = serializers.ListField()
|
|
|
|
|
|
class TestDictField(FieldValues):
|
|
"""
|
|
Values for `ListField` with CharField as child.
|
|
"""
|
|
valid_inputs = [
|
|
({'a': 1, 'b': '2', 3: 3}, {'a': '1', 'b': '2', '3': '3'}),
|
|
]
|
|
invalid_inputs = [
|
|
({'a': 1, 'b': None}, ['This field may not be null.']),
|
|
('not a dict', ['Expected a dictionary of items but got type "str".']),
|
|
]
|
|
outputs = [
|
|
({'a': 1, 'b': '2', 3: 3}, {'a': '1', 'b': '2', '3': '3'}),
|
|
]
|
|
field = serializers.DictField(child=serializers.CharField())
|
|
|
|
def test_no_source_on_child(self):
|
|
with pytest.raises(AssertionError) as exc_info:
|
|
serializers.DictField(child=serializers.CharField(source='other'))
|
|
|
|
assert str(exc_info.value) == (
|
|
"The `source` argument is not meaningful when applied to a `child=` field. "
|
|
"Remove `source=` from the field declaration."
|
|
)
|
|
|
|
|
|
class TestUnvalidatedDictField(FieldValues):
|
|
"""
|
|
Values for `ListField` with no `child` argument.
|
|
"""
|
|
valid_inputs = [
|
|
({'a': 1, 'b': [4, 5, 6], 1: 123}, {'a': 1, 'b': [4, 5, 6], '1': 123}),
|
|
]
|
|
invalid_inputs = [
|
|
('not a dict', ['Expected a dictionary of items but got type "str".']),
|
|
]
|
|
outputs = [
|
|
({'a': 1, 'b': [4, 5, 6]}, {'a': 1, 'b': [4, 5, 6]}),
|
|
]
|
|
field = serializers.DictField()
|
|
|
|
|
|
class TestJSONField(FieldValues):
|
|
"""
|
|
Values for `JSONField`.
|
|
"""
|
|
valid_inputs = [
|
|
({
|
|
'a': 1,
|
|
'b': ['some', 'list', True, 1.23],
|
|
'3': None
|
|
}, {
|
|
'a': 1,
|
|
'b': ['some', 'list', True, 1.23],
|
|
'3': None
|
|
}),
|
|
]
|
|
invalid_inputs = [
|
|
({'a': set()}, ['Value must be valid JSON.']),
|
|
]
|
|
outputs = [
|
|
({
|
|
'a': 1,
|
|
'b': ['some', 'list', True, 1.23],
|
|
'3': 3
|
|
}, {
|
|
'a': 1,
|
|
'b': ['some', 'list', True, 1.23],
|
|
'3': 3
|
|
}),
|
|
]
|
|
field = serializers.JSONField()
|
|
|
|
|
|
class TestBinaryJSONField(FieldValues):
|
|
"""
|
|
Values for `JSONField` with binary=True.
|
|
"""
|
|
valid_inputs = [
|
|
(b'{"a": 1, "3": null, "b": ["some", "list", true, 1.23]}', {
|
|
'a': 1,
|
|
'b': ['some', 'list', True, 1.23],
|
|
'3': None
|
|
}),
|
|
]
|
|
invalid_inputs = [
|
|
('{"a": "unterminated string}', ['Value must be valid JSON.']),
|
|
]
|
|
outputs = [
|
|
(['some', 'list', True, 1.23], b'["some", "list", true, 1.23]'),
|
|
]
|
|
field = serializers.JSONField(binary=True)
|
|
|
|
|
|
# Tests for FieldField.
|
|
# ---------------------
|
|
|
|
class MockRequest:
|
|
def build_absolute_uri(self, value):
|
|
return 'http://example.com' + value
|
|
|
|
|
|
class TestFileFieldContext:
|
|
def test_fully_qualified_when_request_in_context(self):
|
|
field = serializers.FileField(max_length=10)
|
|
field._context = {'request': MockRequest()}
|
|
obj = MockFile(name='example.txt', url='/example.txt')
|
|
value = field.to_representation(obj)
|
|
assert value == 'http://example.com/example.txt'
|
|
|
|
|
|
# Tests for SerializerMethodField.
|
|
# --------------------------------
|
|
|
|
class TestSerializerMethodField:
|
|
def test_serializer_method_field(self):
|
|
class ExampleSerializer(serializers.Serializer):
|
|
example_field = serializers.SerializerMethodField()
|
|
|
|
def get_example_field(self, obj):
|
|
return 'ran get_example_field(%d)' % obj['example_field']
|
|
|
|
serializer = ExampleSerializer({'example_field': 123})
|
|
assert serializer.data == {
|
|
'example_field': 'ran get_example_field(123)'
|
|
}
|
|
|
|
def test_redundant_method_name(self):
|
|
class ExampleSerializer(serializers.Serializer):
|
|
example_field = serializers.SerializerMethodField('get_example_field')
|
|
|
|
with pytest.raises(AssertionError) as exc_info:
|
|
ExampleSerializer().fields
|
|
assert str(exc_info.value) == (
|
|
"It is redundant to specify `get_example_field` on "
|
|
"SerializerMethodField 'example_field' in serializer "
|
|
"'ExampleSerializer', because it is the same as the default "
|
|
"method name. Remove the `method_name` argument."
|
|
)
|