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https://github.com/encode/django-rest-framework.git
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978 lines
34 KiB
Python
978 lines
34 KiB
Python
"""
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General serializer field tests.
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"""
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from __future__ import unicode_literals
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import datetime
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from decimal import Decimal
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from uuid import uuid4
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from django.core import validators
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from django.db import models
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from django.test import TestCase
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from django.utils.datastructures import SortedDict
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from rest_framework import serializers
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from rest_framework.tests.models import RESTFrameworkModel
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class TimestampedModel(models.Model):
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added = models.DateTimeField(auto_now_add=True)
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updated = models.DateTimeField(auto_now=True)
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class CharPrimaryKeyModel(models.Model):
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id = models.CharField(max_length=20, primary_key=True)
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class TimestampedModelSerializer(serializers.ModelSerializer):
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class Meta:
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model = TimestampedModel
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class CharPrimaryKeyModelSerializer(serializers.ModelSerializer):
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class Meta:
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model = CharPrimaryKeyModel
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class TimeFieldModel(models.Model):
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clock = models.TimeField()
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class TimeFieldModelSerializer(serializers.ModelSerializer):
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class Meta:
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model = TimeFieldModel
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SAMPLE_CHOICES = [
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('red', 'Red'),
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('green', 'Green'),
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('blue', 'Blue'),
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]
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class ChoiceFieldModel(models.Model):
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choice = models.CharField(choices=SAMPLE_CHOICES, blank=True, max_length=255)
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class ChoiceFieldModelSerializer(serializers.ModelSerializer):
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class Meta:
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model = ChoiceFieldModel
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class ChoiceFieldModelWithNull(models.Model):
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choice = models.CharField(choices=SAMPLE_CHOICES, blank=True, null=True, max_length=255)
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class ChoiceFieldModelWithNullSerializer(serializers.ModelSerializer):
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class Meta:
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model = ChoiceFieldModelWithNull
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class BasicFieldTests(TestCase):
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def test_auto_now_fields_read_only(self):
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"""
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auto_now and auto_now_add fields should be read_only by default.
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"""
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serializer = TimestampedModelSerializer()
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self.assertEqual(serializer.fields['added'].read_only, True)
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def test_auto_pk_fields_read_only(self):
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"""
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AutoField fields should be read_only by default.
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"""
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serializer = TimestampedModelSerializer()
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self.assertEqual(serializer.fields['id'].read_only, True)
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def test_non_auto_pk_fields_not_read_only(self):
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"""
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PK fields other than AutoField fields should not be read_only by default.
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"""
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serializer = CharPrimaryKeyModelSerializer()
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self.assertEqual(serializer.fields['id'].read_only, False)
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def test_dict_field_ordering(self):
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"""
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Field should preserve dictionary ordering, if it exists.
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See: https://github.com/tomchristie/django-rest-framework/issues/832
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"""
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ret = SortedDict()
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ret['c'] = 1
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ret['b'] = 1
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ret['a'] = 1
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ret['z'] = 1
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field = serializers.Field()
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keys = list(field.to_native(ret).keys())
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self.assertEqual(keys, ['c', 'b', 'a', 'z'])
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class DateFieldTest(TestCase):
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"""
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Tests for the DateFieldTest from_native() and to_native() behavior
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"""
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def test_from_native_string(self):
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"""
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Make sure from_native() accepts default iso input formats.
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"""
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f = serializers.DateField()
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result_1 = f.from_native('1984-07-31')
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self.assertEqual(datetime.date(1984, 7, 31), result_1)
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def test_from_native_datetime_date(self):
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"""
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Make sure from_native() accepts a datetime.date instance.
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"""
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f = serializers.DateField()
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result_1 = f.from_native(datetime.date(1984, 7, 31))
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self.assertEqual(result_1, datetime.date(1984, 7, 31))
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def test_from_native_custom_format(self):
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"""
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Make sure from_native() accepts custom input formats.
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"""
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f = serializers.DateField(input_formats=['%Y -- %d'])
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result = f.from_native('1984 -- 31')
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self.assertEqual(datetime.date(1984, 1, 31), result)
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def test_from_native_invalid_default_on_custom_format(self):
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"""
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Make sure from_native() don't accept default formats if custom format is preset
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"""
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f = serializers.DateField(input_formats=['%Y -- %d'])
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try:
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f.from_native('1984-07-31')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Date has wrong format. Use one of these formats instead: YYYY -- DD"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_from_native_empty(self):
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"""
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Make sure from_native() returns None on empty param.
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"""
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f = serializers.DateField()
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result = f.from_native('')
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self.assertEqual(result, None)
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def test_from_native_none(self):
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"""
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Make sure from_native() returns None on None param.
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"""
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f = serializers.DateField()
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result = f.from_native(None)
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self.assertEqual(result, None)
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def test_from_native_invalid_date(self):
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"""
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Make sure from_native() raises a ValidationError on passing an invalid date.
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"""
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f = serializers.DateField()
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try:
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f.from_native('1984-13-31')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Date has wrong format. Use one of these formats instead: YYYY[-MM[-DD]]"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_from_native_invalid_format(self):
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"""
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Make sure from_native() raises a ValidationError on passing an invalid format.
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"""
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f = serializers.DateField()
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try:
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f.from_native('1984 -- 31')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Date has wrong format. Use one of these formats instead: YYYY[-MM[-DD]]"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_to_native(self):
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"""
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Make sure to_native() returns datetime as default.
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"""
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f = serializers.DateField()
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result_1 = f.to_native(datetime.date(1984, 7, 31))
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self.assertEqual(datetime.date(1984, 7, 31), result_1)
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def test_to_native_iso(self):
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"""
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Make sure to_native() with 'iso-8601' returns iso formated date.
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"""
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f = serializers.DateField(format='iso-8601')
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result_1 = f.to_native(datetime.date(1984, 7, 31))
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self.assertEqual('1984-07-31', result_1)
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def test_to_native_custom_format(self):
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"""
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Make sure to_native() returns correct custom format.
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"""
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f = serializers.DateField(format="%Y - %m.%d")
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result_1 = f.to_native(datetime.date(1984, 7, 31))
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self.assertEqual('1984 - 07.31', result_1)
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def test_to_native_none(self):
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"""
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Make sure from_native() returns None on None param.
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"""
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f = serializers.DateField(required=False)
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self.assertEqual(None, f.to_native(None))
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class DateTimeFieldTest(TestCase):
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"""
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Tests for the DateTimeField from_native() and to_native() behavior
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"""
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def test_from_native_string(self):
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"""
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Make sure from_native() accepts default iso input formats.
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"""
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f = serializers.DateTimeField()
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result_1 = f.from_native('1984-07-31 04:31')
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result_2 = f.from_native('1984-07-31 04:31:59')
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result_3 = f.from_native('1984-07-31 04:31:59.000200')
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self.assertEqual(datetime.datetime(1984, 7, 31, 4, 31), result_1)
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self.assertEqual(datetime.datetime(1984, 7, 31, 4, 31, 59), result_2)
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self.assertEqual(datetime.datetime(1984, 7, 31, 4, 31, 59, 200), result_3)
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def test_from_native_datetime_datetime(self):
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"""
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Make sure from_native() accepts a datetime.datetime instance.
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"""
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f = serializers.DateTimeField()
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result_1 = f.from_native(datetime.datetime(1984, 7, 31, 4, 31))
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result_2 = f.from_native(datetime.datetime(1984, 7, 31, 4, 31, 59))
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result_3 = f.from_native(datetime.datetime(1984, 7, 31, 4, 31, 59, 200))
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self.assertEqual(result_1, datetime.datetime(1984, 7, 31, 4, 31))
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self.assertEqual(result_2, datetime.datetime(1984, 7, 31, 4, 31, 59))
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self.assertEqual(result_3, datetime.datetime(1984, 7, 31, 4, 31, 59, 200))
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def test_from_native_custom_format(self):
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"""
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Make sure from_native() accepts custom input formats.
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"""
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f = serializers.DateTimeField(input_formats=['%Y -- %H:%M'])
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result = f.from_native('1984 -- 04:59')
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self.assertEqual(datetime.datetime(1984, 1, 1, 4, 59), result)
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def test_from_native_invalid_default_on_custom_format(self):
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"""
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Make sure from_native() don't accept default formats if custom format is preset
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"""
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f = serializers.DateTimeField(input_formats=['%Y -- %H:%M'])
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try:
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f.from_native('1984-07-31 04:31:59')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Datetime has wrong format. Use one of these formats instead: YYYY -- hh:mm"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_from_native_empty(self):
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"""
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Make sure from_native() returns None on empty param.
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"""
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f = serializers.DateTimeField()
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result = f.from_native('')
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self.assertEqual(result, None)
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def test_from_native_none(self):
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"""
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Make sure from_native() returns None on None param.
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"""
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f = serializers.DateTimeField()
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result = f.from_native(None)
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self.assertEqual(result, None)
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def test_from_native_invalid_datetime(self):
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"""
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Make sure from_native() raises a ValidationError on passing an invalid datetime.
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"""
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f = serializers.DateTimeField()
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try:
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f.from_native('04:61:59')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Datetime has wrong format. Use one of these formats instead: "
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"YYYY-MM-DDThh:mm[:ss[.uuuuuu]][+HHMM|-HHMM|Z]"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_from_native_invalid_format(self):
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"""
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Make sure from_native() raises a ValidationError on passing an invalid format.
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"""
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f = serializers.DateTimeField()
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try:
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f.from_native('04 -- 31')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Datetime has wrong format. Use one of these formats instead: "
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"YYYY-MM-DDThh:mm[:ss[.uuuuuu]][+HHMM|-HHMM|Z]"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_to_native(self):
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"""
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Make sure to_native() returns isoformat as default.
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"""
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f = serializers.DateTimeField()
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result_1 = f.to_native(datetime.datetime(1984, 7, 31))
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result_2 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31))
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result_3 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31, 59))
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result_4 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31, 59, 200))
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self.assertEqual(datetime.datetime(1984, 7, 31), result_1)
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self.assertEqual(datetime.datetime(1984, 7, 31, 4, 31), result_2)
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self.assertEqual(datetime.datetime(1984, 7, 31, 4, 31, 59), result_3)
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self.assertEqual(datetime.datetime(1984, 7, 31, 4, 31, 59, 200), result_4)
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def test_to_native_iso(self):
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"""
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Make sure to_native() with format=iso-8601 returns iso formatted datetime.
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"""
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f = serializers.DateTimeField(format='iso-8601')
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result_1 = f.to_native(datetime.datetime(1984, 7, 31))
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result_2 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31))
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result_3 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31, 59))
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result_4 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31, 59, 200))
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self.assertEqual('1984-07-31T00:00:00', result_1)
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self.assertEqual('1984-07-31T04:31:00', result_2)
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self.assertEqual('1984-07-31T04:31:59', result_3)
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self.assertEqual('1984-07-31T04:31:59.000200', result_4)
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def test_to_native_custom_format(self):
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"""
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Make sure to_native() returns correct custom format.
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"""
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f = serializers.DateTimeField(format="%Y - %H:%M")
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result_1 = f.to_native(datetime.datetime(1984, 7, 31))
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result_2 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31))
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result_3 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31, 59))
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result_4 = f.to_native(datetime.datetime(1984, 7, 31, 4, 31, 59, 200))
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self.assertEqual('1984 - 00:00', result_1)
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self.assertEqual('1984 - 04:31', result_2)
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self.assertEqual('1984 - 04:31', result_3)
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self.assertEqual('1984 - 04:31', result_4)
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def test_to_native_none(self):
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"""
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Make sure from_native() returns None on None param.
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"""
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f = serializers.DateTimeField(required=False)
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self.assertEqual(None, f.to_native(None))
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class TimeFieldTest(TestCase):
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"""
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Tests for the TimeField from_native() and to_native() behavior
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"""
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def test_from_native_string(self):
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"""
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Make sure from_native() accepts default iso input formats.
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"""
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f = serializers.TimeField()
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result_1 = f.from_native('04:31')
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result_2 = f.from_native('04:31:59')
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result_3 = f.from_native('04:31:59.000200')
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self.assertEqual(datetime.time(4, 31), result_1)
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self.assertEqual(datetime.time(4, 31, 59), result_2)
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self.assertEqual(datetime.time(4, 31, 59, 200), result_3)
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def test_from_native_datetime_time(self):
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"""
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Make sure from_native() accepts a datetime.time instance.
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"""
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f = serializers.TimeField()
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result_1 = f.from_native(datetime.time(4, 31))
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result_2 = f.from_native(datetime.time(4, 31, 59))
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result_3 = f.from_native(datetime.time(4, 31, 59, 200))
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self.assertEqual(result_1, datetime.time(4, 31))
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self.assertEqual(result_2, datetime.time(4, 31, 59))
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self.assertEqual(result_3, datetime.time(4, 31, 59, 200))
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def test_from_native_custom_format(self):
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"""
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Make sure from_native() accepts custom input formats.
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"""
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f = serializers.TimeField(input_formats=['%H -- %M'])
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result = f.from_native('04 -- 31')
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self.assertEqual(datetime.time(4, 31), result)
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def test_from_native_invalid_default_on_custom_format(self):
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"""
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Make sure from_native() don't accept default formats if custom format is preset
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"""
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f = serializers.TimeField(input_formats=['%H -- %M'])
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try:
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f.from_native('04:31:59')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Time has wrong format. Use one of these formats instead: hh -- mm"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_from_native_empty(self):
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"""
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Make sure from_native() returns None on empty param.
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"""
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f = serializers.TimeField()
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result = f.from_native('')
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self.assertEqual(result, None)
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def test_from_native_none(self):
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"""
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Make sure from_native() returns None on None param.
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"""
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f = serializers.TimeField()
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result = f.from_native(None)
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self.assertEqual(result, None)
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def test_from_native_invalid_time(self):
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"""
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Make sure from_native() raises a ValidationError on passing an invalid time.
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"""
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f = serializers.TimeField()
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try:
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f.from_native('04:61:59')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Time has wrong format. Use one of these formats instead: "
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"hh:mm[:ss[.uuuuuu]]"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_from_native_invalid_format(self):
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"""
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Make sure from_native() raises a ValidationError on passing an invalid format.
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"""
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f = serializers.TimeField()
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try:
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f.from_native('04 -- 31')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, ["Time has wrong format. Use one of these formats instead: "
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"hh:mm[:ss[.uuuuuu]]"])
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else:
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self.fail("ValidationError was not properly raised")
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def test_to_native(self):
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"""
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Make sure to_native() returns time object as default.
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"""
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f = serializers.TimeField()
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result_1 = f.to_native(datetime.time(4, 31))
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result_2 = f.to_native(datetime.time(4, 31, 59))
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result_3 = f.to_native(datetime.time(4, 31, 59, 200))
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self.assertEqual(datetime.time(4, 31), result_1)
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self.assertEqual(datetime.time(4, 31, 59), result_2)
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self.assertEqual(datetime.time(4, 31, 59, 200), result_3)
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def test_to_native_iso(self):
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"""
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Make sure to_native() with format='iso-8601' returns iso formatted time.
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"""
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f = serializers.TimeField(format='iso-8601')
|
|
result_1 = f.to_native(datetime.time(4, 31))
|
|
result_2 = f.to_native(datetime.time(4, 31, 59))
|
|
result_3 = f.to_native(datetime.time(4, 31, 59, 200))
|
|
|
|
self.assertEqual('04:31:00', result_1)
|
|
self.assertEqual('04:31:59', result_2)
|
|
self.assertEqual('04:31:59.000200', result_3)
|
|
|
|
def test_to_native_custom_format(self):
|
|
"""
|
|
Make sure to_native() returns correct custom format.
|
|
"""
|
|
f = serializers.TimeField(format="%H - %S [%f]")
|
|
result_1 = f.to_native(datetime.time(4, 31))
|
|
result_2 = f.to_native(datetime.time(4, 31, 59))
|
|
result_3 = f.to_native(datetime.time(4, 31, 59, 200))
|
|
|
|
self.assertEqual('04 - 00 [000000]', result_1)
|
|
self.assertEqual('04 - 59 [000000]', result_2)
|
|
self.assertEqual('04 - 59 [000200]', result_3)
|
|
|
|
|
|
class DecimalFieldTest(TestCase):
|
|
"""
|
|
Tests for the DecimalField from_native() and to_native() behavior
|
|
"""
|
|
|
|
def test_from_native_string(self):
|
|
"""
|
|
Make sure from_native() accepts string values
|
|
"""
|
|
f = serializers.DecimalField()
|
|
result_1 = f.from_native('9000')
|
|
result_2 = f.from_native('1.00000001')
|
|
|
|
self.assertEqual(Decimal('9000'), result_1)
|
|
self.assertEqual(Decimal('1.00000001'), result_2)
|
|
|
|
def test_from_native_invalid_string(self):
|
|
"""
|
|
Make sure from_native() raises ValidationError on passing invalid string
|
|
"""
|
|
f = serializers.DecimalField()
|
|
|
|
try:
|
|
f.from_native('123.45.6')
|
|
except validators.ValidationError as e:
|
|
self.assertEqual(e.messages, ["Enter a number."])
|
|
else:
|
|
self.fail("ValidationError was not properly raised")
|
|
|
|
def test_from_native_integer(self):
|
|
"""
|
|
Make sure from_native() accepts integer values
|
|
"""
|
|
f = serializers.DecimalField()
|
|
result = f.from_native(9000)
|
|
|
|
self.assertEqual(Decimal('9000'), result)
|
|
|
|
def test_from_native_float(self):
|
|
"""
|
|
Make sure from_native() accepts float values
|
|
"""
|
|
f = serializers.DecimalField()
|
|
result = f.from_native(1.00000001)
|
|
|
|
self.assertEqual(Decimal('1.00000001'), result)
|
|
|
|
def test_from_native_empty(self):
|
|
"""
|
|
Make sure from_native() returns None on empty param.
|
|
"""
|
|
f = serializers.DecimalField()
|
|
result = f.from_native('')
|
|
|
|
self.assertEqual(result, None)
|
|
|
|
def test_from_native_none(self):
|
|
"""
|
|
Make sure from_native() returns None on None param.
|
|
"""
|
|
f = serializers.DecimalField()
|
|
result = f.from_native(None)
|
|
|
|
self.assertEqual(result, None)
|
|
|
|
def test_to_native(self):
|
|
"""
|
|
Make sure to_native() returns Decimal as string.
|
|
"""
|
|
f = serializers.DecimalField()
|
|
|
|
result_1 = f.to_native(Decimal('9000'))
|
|
result_2 = f.to_native(Decimal('1.00000001'))
|
|
|
|
self.assertEqual(Decimal('9000'), result_1)
|
|
self.assertEqual(Decimal('1.00000001'), result_2)
|
|
|
|
def test_to_native_none(self):
|
|
"""
|
|
Make sure from_native() returns None on None param.
|
|
"""
|
|
f = serializers.DecimalField(required=False)
|
|
self.assertEqual(None, f.to_native(None))
|
|
|
|
def test_valid_serialization(self):
|
|
"""
|
|
Make sure the serializer works correctly
|
|
"""
|
|
class DecimalSerializer(serializers.Serializer):
|
|
decimal_field = serializers.DecimalField(max_value=9010,
|
|
min_value=9000,
|
|
max_digits=6,
|
|
decimal_places=2)
|
|
|
|
self.assertTrue(DecimalSerializer(data={'decimal_field': '9001'}).is_valid())
|
|
self.assertTrue(DecimalSerializer(data={'decimal_field': '9001.2'}).is_valid())
|
|
self.assertTrue(DecimalSerializer(data={'decimal_field': '9001.23'}).is_valid())
|
|
|
|
self.assertFalse(DecimalSerializer(data={'decimal_field': '8000'}).is_valid())
|
|
self.assertFalse(DecimalSerializer(data={'decimal_field': '9900'}).is_valid())
|
|
self.assertFalse(DecimalSerializer(data={'decimal_field': '9001.234'}).is_valid())
|
|
|
|
def test_raise_max_value(self):
|
|
"""
|
|
Make sure max_value violations raises ValidationError
|
|
"""
|
|
class DecimalSerializer(serializers.Serializer):
|
|
decimal_field = serializers.DecimalField(max_value=100)
|
|
|
|
s = DecimalSerializer(data={'decimal_field': '123'})
|
|
|
|
self.assertFalse(s.is_valid())
|
|
self.assertEqual(s.errors, {'decimal_field': ['Ensure this value is less than or equal to 100.']})
|
|
|
|
def test_raise_min_value(self):
|
|
"""
|
|
Make sure min_value violations raises ValidationError
|
|
"""
|
|
class DecimalSerializer(serializers.Serializer):
|
|
decimal_field = serializers.DecimalField(min_value=100)
|
|
|
|
s = DecimalSerializer(data={'decimal_field': '99'})
|
|
|
|
self.assertFalse(s.is_valid())
|
|
self.assertEqual(s.errors, {'decimal_field': ['Ensure this value is greater than or equal to 100.']})
|
|
|
|
def test_raise_max_digits(self):
|
|
"""
|
|
Make sure max_digits violations raises ValidationError
|
|
"""
|
|
class DecimalSerializer(serializers.Serializer):
|
|
decimal_field = serializers.DecimalField(max_digits=5)
|
|
|
|
s = DecimalSerializer(data={'decimal_field': '123.456'})
|
|
|
|
self.assertFalse(s.is_valid())
|
|
self.assertEqual(s.errors, {'decimal_field': ['Ensure that there are no more than 5 digits in total.']})
|
|
|
|
def test_raise_max_decimal_places(self):
|
|
"""
|
|
Make sure max_decimal_places violations raises ValidationError
|
|
"""
|
|
class DecimalSerializer(serializers.Serializer):
|
|
decimal_field = serializers.DecimalField(decimal_places=3)
|
|
|
|
s = DecimalSerializer(data={'decimal_field': '123.4567'})
|
|
|
|
self.assertFalse(s.is_valid())
|
|
self.assertEqual(s.errors, {'decimal_field': ['Ensure that there are no more than 3 decimal places.']})
|
|
|
|
def test_raise_max_whole_digits(self):
|
|
"""
|
|
Make sure max_whole_digits violations raises ValidationError
|
|
"""
|
|
class DecimalSerializer(serializers.Serializer):
|
|
decimal_field = serializers.DecimalField(max_digits=4, decimal_places=3)
|
|
|
|
s = DecimalSerializer(data={'decimal_field': '12345.6'})
|
|
|
|
self.assertFalse(s.is_valid())
|
|
self.assertEqual(s.errors, {'decimal_field': ['Ensure that there are no more than 4 digits in total.']})
|
|
|
|
|
|
class ChoiceFieldTests(TestCase):
|
|
"""
|
|
Tests for the ChoiceField options generator
|
|
"""
|
|
def test_choices_required(self):
|
|
"""
|
|
Make sure proper choices are rendered if field is required
|
|
"""
|
|
f = serializers.ChoiceField(required=True, choices=SAMPLE_CHOICES)
|
|
self.assertEqual(f.choices, SAMPLE_CHOICES)
|
|
|
|
def test_choices_not_required(self):
|
|
"""
|
|
Make sure proper choices (plus blank) are rendered if the field isn't required
|
|
"""
|
|
f = serializers.ChoiceField(required=False, choices=SAMPLE_CHOICES)
|
|
self.assertEqual(f.choices, models.fields.BLANK_CHOICE_DASH + SAMPLE_CHOICES)
|
|
|
|
def test_invalid_choice_model(self):
|
|
s = ChoiceFieldModelSerializer(data={'choice': 'wrong_value'})
|
|
self.assertFalse(s.is_valid())
|
|
self.assertEqual(s.errors, {'choice': ['Select a valid choice. wrong_value is not one of the available choices.']})
|
|
self.assertEqual(s.data['choice'], '')
|
|
|
|
def test_empty_choice_model(self):
|
|
"""
|
|
Test that the 'empty' value is correctly passed and used depending on
|
|
the 'null' property on the model field.
|
|
"""
|
|
s = ChoiceFieldModelSerializer(data={'choice': ''})
|
|
self.assertTrue(s.is_valid())
|
|
self.assertEqual(s.data['choice'], '')
|
|
|
|
s = ChoiceFieldModelWithNullSerializer(data={'choice': ''})
|
|
self.assertTrue(s.is_valid())
|
|
self.assertEqual(s.data['choice'], None)
|
|
|
|
def test_from_native_empty(self):
|
|
"""
|
|
Make sure from_native() returns an empty string on empty param by default.
|
|
"""
|
|
f = serializers.ChoiceField(choices=SAMPLE_CHOICES)
|
|
self.assertEqual(f.from_native(''), '')
|
|
self.assertEqual(f.from_native(None), '')
|
|
|
|
def test_from_native_empty_override(self):
|
|
"""
|
|
Make sure you can override from_native() behavior regarding empty values.
|
|
"""
|
|
f = serializers.ChoiceField(choices=SAMPLE_CHOICES, empty=None)
|
|
self.assertEqual(f.from_native(''), None)
|
|
self.assertEqual(f.from_native(None), None)
|
|
|
|
def test_metadata_choices(self):
|
|
"""
|
|
Make sure proper choices are included in the field's metadata.
|
|
"""
|
|
choices = [{'value': v, 'display_name': n} for v, n in SAMPLE_CHOICES]
|
|
f = serializers.ChoiceField(choices=SAMPLE_CHOICES)
|
|
self.assertEqual(f.metadata()['choices'], choices)
|
|
|
|
def test_metadata_choices_not_required(self):
|
|
"""
|
|
Make sure proper choices are included in the field's metadata.
|
|
"""
|
|
choices = [{'value': v, 'display_name': n}
|
|
for v, n in models.fields.BLANK_CHOICE_DASH + SAMPLE_CHOICES]
|
|
f = serializers.ChoiceField(required=False, choices=SAMPLE_CHOICES)
|
|
self.assertEqual(f.metadata()['choices'], choices)
|
|
|
|
|
|
class EmailFieldTests(TestCase):
|
|
"""
|
|
Tests for EmailField attribute values
|
|
"""
|
|
|
|
class EmailFieldModel(RESTFrameworkModel):
|
|
email_field = models.EmailField(blank=True)
|
|
|
|
class EmailFieldWithGivenMaxLengthModel(RESTFrameworkModel):
|
|
email_field = models.EmailField(max_length=150, blank=True)
|
|
|
|
def test_default_model_value(self):
|
|
class EmailFieldSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = self.EmailFieldModel
|
|
|
|
serializer = EmailFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['email_field'], 'max_length'), 75)
|
|
|
|
def test_given_model_value(self):
|
|
class EmailFieldSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = self.EmailFieldWithGivenMaxLengthModel
|
|
|
|
serializer = EmailFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['email_field'], 'max_length'), 150)
|
|
|
|
def test_given_serializer_value(self):
|
|
class EmailFieldSerializer(serializers.ModelSerializer):
|
|
email_field = serializers.EmailField(source='email_field', max_length=20, required=False)
|
|
|
|
class Meta:
|
|
model = self.EmailFieldModel
|
|
|
|
serializer = EmailFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['email_field'], 'max_length'), 20)
|
|
|
|
|
|
class SlugFieldTests(TestCase):
|
|
"""
|
|
Tests for SlugField attribute values
|
|
"""
|
|
|
|
class SlugFieldModel(RESTFrameworkModel):
|
|
slug_field = models.SlugField(blank=True)
|
|
|
|
class SlugFieldWithGivenMaxLengthModel(RESTFrameworkModel):
|
|
slug_field = models.SlugField(max_length=84, blank=True)
|
|
|
|
def test_default_model_value(self):
|
|
class SlugFieldSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = self.SlugFieldModel
|
|
|
|
serializer = SlugFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['slug_field'], 'max_length'), 50)
|
|
|
|
def test_given_model_value(self):
|
|
class SlugFieldSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = self.SlugFieldWithGivenMaxLengthModel
|
|
|
|
serializer = SlugFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['slug_field'], 'max_length'), 84)
|
|
|
|
def test_given_serializer_value(self):
|
|
class SlugFieldSerializer(serializers.ModelSerializer):
|
|
slug_field = serializers.SlugField(source='slug_field',
|
|
max_length=20, required=False)
|
|
|
|
class Meta:
|
|
model = self.SlugFieldModel
|
|
|
|
serializer = SlugFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['slug_field'],
|
|
'max_length'), 20)
|
|
|
|
def test_invalid_slug(self):
|
|
"""
|
|
Make sure an invalid slug raises ValidationError
|
|
"""
|
|
class SlugFieldSerializer(serializers.ModelSerializer):
|
|
slug_field = serializers.SlugField(source='slug_field', max_length=20, required=True)
|
|
|
|
class Meta:
|
|
model = self.SlugFieldModel
|
|
|
|
s = SlugFieldSerializer(data={'slug_field': 'a b'})
|
|
|
|
self.assertEqual(s.is_valid(), False)
|
|
self.assertEqual(s.errors, {'slug_field': ["Enter a valid 'slug' consisting of letters, numbers, underscores or hyphens."]})
|
|
|
|
|
|
class URLFieldTests(TestCase):
|
|
"""
|
|
Tests for URLField attribute values
|
|
"""
|
|
|
|
class URLFieldModel(RESTFrameworkModel):
|
|
url_field = models.URLField(blank=True)
|
|
|
|
class URLFieldWithGivenMaxLengthModel(RESTFrameworkModel):
|
|
url_field = models.URLField(max_length=128, blank=True)
|
|
|
|
def test_default_model_value(self):
|
|
class URLFieldSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = self.URLFieldModel
|
|
|
|
serializer = URLFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['url_field'],
|
|
'max_length'), 200)
|
|
|
|
def test_given_model_value(self):
|
|
class URLFieldSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = self.URLFieldWithGivenMaxLengthModel
|
|
|
|
serializer = URLFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['url_field'],
|
|
'max_length'), 128)
|
|
|
|
def test_given_serializer_value(self):
|
|
class URLFieldSerializer(serializers.ModelSerializer):
|
|
url_field = serializers.URLField(source='url_field',
|
|
max_length=20, required=False)
|
|
|
|
class Meta:
|
|
model = self.URLFieldWithGivenMaxLengthModel
|
|
|
|
serializer = URLFieldSerializer(data={})
|
|
self.assertEqual(serializer.is_valid(), True)
|
|
self.assertEqual(getattr(serializer.fields['url_field'],
|
|
'max_length'), 20)
|
|
|
|
|
|
class FieldMetadata(TestCase):
|
|
def setUp(self):
|
|
self.required_field = serializers.Field()
|
|
self.required_field.label = uuid4().hex
|
|
self.required_field.required = True
|
|
|
|
self.optional_field = serializers.Field()
|
|
self.optional_field.label = uuid4().hex
|
|
self.optional_field.required = False
|
|
|
|
def test_required(self):
|
|
self.assertEqual(self.required_field.metadata()['required'], True)
|
|
|
|
def test_optional(self):
|
|
self.assertEqual(self.optional_field.metadata()['required'], False)
|
|
|
|
def test_label(self):
|
|
for field in (self.required_field, self.optional_field):
|
|
self.assertEqual(field.metadata()['label'], field.label)
|
|
|
|
|
|
class FieldCallableDefault(TestCase):
|
|
def setUp(self):
|
|
self.simple_callable = lambda: 'foo bar'
|
|
|
|
def test_default_can_be_simple_callable(self):
|
|
"""
|
|
Ensure that the 'default' argument can also be a simple callable.
|
|
"""
|
|
field = serializers.WritableField(default=self.simple_callable)
|
|
into = {}
|
|
field.field_from_native({}, {}, 'field', into)
|
|
self.assertEqual(into, {'field': 'foo bar'})
|
|
|
|
|
|
class CustomIntegerField(TestCase):
|
|
"""
|
|
Test that custom fields apply min_value and max_value constraints
|
|
"""
|
|
def test_custom_fields_can_be_validated_for_value(self):
|
|
|
|
class MoneyField(models.PositiveIntegerField):
|
|
pass
|
|
|
|
class EntryModel(models.Model):
|
|
bank = MoneyField(validators=[validators.MaxValueValidator(100)])
|
|
|
|
class EntrySerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = EntryModel
|
|
|
|
entry = EntryModel(bank=1)
|
|
|
|
serializer = EntrySerializer(entry, data={"bank": 11})
|
|
self.assertTrue(serializer.is_valid())
|
|
|
|
serializer = EntrySerializer(entry, data={"bank": -1})
|
|
self.assertFalse(serializer.is_valid())
|
|
|
|
serializer = EntrySerializer(entry, data={"bank": 101})
|
|
self.assertFalse(serializer.is_valid())
|
|
|
|
|
|
class BooleanField(TestCase):
|
|
"""
|
|
Tests for BooleanField
|
|
"""
|
|
def test_boolean_required(self):
|
|
class BooleanRequiredSerializer(serializers.Serializer):
|
|
bool_field = serializers.BooleanField(required=True)
|
|
|
|
self.assertFalse(BooleanRequiredSerializer(data={}).is_valid())
|