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1481 lines
53 KiB
Python
1481 lines
53 KiB
Python
import decimal
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import enum
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import json
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import unittest
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import uuid
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from django import forms
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from django.contrib.admin.utils import display_for_field
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from django.core import checks, exceptions, serializers, validators
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from django.core.exceptions import FieldError
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from django.core.management import call_command
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from django.db import IntegrityError, connection, models
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from django.db.models.expressions import Exists, OuterRef, RawSQL, Value
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from django.db.models.functions import Cast, JSONObject, Upper
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from django.test import TransactionTestCase, override_settings, skipUnlessDBFeature
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from django.test.utils import isolate_apps
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from django.utils import timezone
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from . import PostgreSQLSimpleTestCase, PostgreSQLTestCase, PostgreSQLWidgetTestCase
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from .models import (
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ArrayEnumModel,
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ArrayFieldSubclass,
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CharArrayModel,
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DateTimeArrayModel,
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IntegerArrayModel,
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NestedIntegerArrayModel,
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NullableIntegerArrayModel,
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OtherTypesArrayModel,
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PostgreSQLModel,
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Tag,
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)
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try:
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from django.contrib.postgres.aggregates import ArrayAgg
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from django.contrib.postgres.expressions import ArraySubquery
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from django.contrib.postgres.fields import ArrayField
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from django.contrib.postgres.fields.array import IndexTransform, SliceTransform
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from django.contrib.postgres.forms import (
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SimpleArrayField,
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SplitArrayField,
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SplitArrayWidget,
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)
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from django.db.backends.postgresql.psycopg_any import NumericRange
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except ImportError:
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pass
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@isolate_apps("postgres_tests")
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class BasicTests(PostgreSQLSimpleTestCase):
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def test_get_field_display(self):
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class MyModel(PostgreSQLModel):
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field = ArrayField(
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models.CharField(max_length=16),
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choices=[
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["Media", [(["vinyl", "cd"], "Audio")]],
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(("mp3", "mp4"), "Digital"),
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],
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)
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tests = (
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(["vinyl", "cd"], "Audio"),
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(("mp3", "mp4"), "Digital"),
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(("a", "b"), "('a', 'b')"),
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(["c", "d"], "['c', 'd']"),
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)
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for value, display in tests:
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with self.subTest(value=value, display=display):
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instance = MyModel(field=value)
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self.assertEqual(instance.get_field_display(), display)
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def test_get_field_display_nested_array(self):
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class MyModel(PostgreSQLModel):
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field = ArrayField(
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ArrayField(models.CharField(max_length=16)),
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choices=[
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[
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"Media",
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[([["vinyl", "cd"], ("x",)], "Audio")],
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],
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((["mp3"], ("mp4",)), "Digital"),
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],
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)
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tests = (
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([["vinyl", "cd"], ("x",)], "Audio"),
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((["mp3"], ("mp4",)), "Digital"),
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((("a", "b"), ("c",)), "(('a', 'b'), ('c',))"),
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([["a", "b"], ["c"]], "[['a', 'b'], ['c']]"),
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)
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for value, display in tests:
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with self.subTest(value=value, display=display):
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instance = MyModel(field=value)
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self.assertEqual(instance.get_field_display(), display)
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class TestSaveLoad(PostgreSQLTestCase):
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def test_integer(self):
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instance = IntegerArrayModel(field=[1, 2, 3])
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instance.save()
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loaded = IntegerArrayModel.objects.get()
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self.assertEqual(instance.field, loaded.field)
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def test_char(self):
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instance = CharArrayModel(field=["hello", "goodbye"])
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instance.save()
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loaded = CharArrayModel.objects.get()
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self.assertEqual(instance.field, loaded.field)
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def test_dates(self):
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instance = DateTimeArrayModel(
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datetimes=[timezone.now()],
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dates=[timezone.now().date()],
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times=[timezone.now().time()],
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)
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instance.save()
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loaded = DateTimeArrayModel.objects.get()
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self.assertEqual(instance.datetimes, loaded.datetimes)
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self.assertEqual(instance.dates, loaded.dates)
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self.assertEqual(instance.times, loaded.times)
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def test_tuples(self):
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instance = IntegerArrayModel(field=(1,))
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instance.save()
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loaded = IntegerArrayModel.objects.get()
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self.assertSequenceEqual(instance.field, loaded.field)
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def test_integers_passed_as_strings(self):
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# This checks that get_prep_value is deferred properly
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instance = IntegerArrayModel(field=["1"])
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instance.save()
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loaded = IntegerArrayModel.objects.get()
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self.assertEqual(loaded.field, [1])
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def test_default_null(self):
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instance = NullableIntegerArrayModel()
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instance.save()
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loaded = NullableIntegerArrayModel.objects.get(pk=instance.pk)
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self.assertIsNone(loaded.field)
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self.assertEqual(instance.field, loaded.field)
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def test_null_handling(self):
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instance = NullableIntegerArrayModel(field=None)
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instance.save()
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loaded = NullableIntegerArrayModel.objects.get()
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self.assertEqual(instance.field, loaded.field)
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instance = IntegerArrayModel(field=None)
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with self.assertRaises(IntegrityError):
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instance.save()
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def test_nested(self):
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instance = NestedIntegerArrayModel(field=[[1, 2], [3, 4]])
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instance.save()
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loaded = NestedIntegerArrayModel.objects.get()
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self.assertEqual(instance.field, loaded.field)
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def test_other_array_types(self):
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instance = OtherTypesArrayModel(
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ips=["192.168.0.1", "::1"],
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uuids=[uuid.uuid4()],
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decimals=[decimal.Decimal(1.25), 1.75],
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tags=[Tag(1), Tag(2), Tag(3)],
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json=[{"a": 1}, {"b": 2}],
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int_ranges=[NumericRange(10, 20), NumericRange(30, 40)],
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bigint_ranges=[
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NumericRange(7000000000, 10000000000),
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NumericRange(50000000000, 70000000000),
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],
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)
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instance.save()
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loaded = OtherTypesArrayModel.objects.get()
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self.assertEqual(instance.ips, loaded.ips)
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self.assertEqual(instance.uuids, loaded.uuids)
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self.assertEqual(instance.decimals, loaded.decimals)
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self.assertEqual(instance.tags, loaded.tags)
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self.assertEqual(instance.json, loaded.json)
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self.assertEqual(instance.int_ranges, loaded.int_ranges)
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self.assertEqual(instance.bigint_ranges, loaded.bigint_ranges)
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def test_null_from_db_value_handling(self):
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instance = OtherTypesArrayModel.objects.create(
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ips=["192.168.0.1", "::1"],
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uuids=[uuid.uuid4()],
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decimals=[decimal.Decimal(1.25), 1.75],
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tags=None,
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)
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instance.refresh_from_db()
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self.assertIsNone(instance.tags)
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self.assertEqual(instance.json, [])
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self.assertIsNone(instance.int_ranges)
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self.assertIsNone(instance.bigint_ranges)
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def test_model_set_on_base_field(self):
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instance = IntegerArrayModel()
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field = instance._meta.get_field("field")
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self.assertEqual(field.model, IntegerArrayModel)
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self.assertEqual(field.base_field.model, IntegerArrayModel)
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def test_nested_nullable_base_field(self):
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instance = NullableIntegerArrayModel.objects.create(
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field_nested=[[None, None], [None, None]],
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)
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self.assertEqual(instance.field_nested, [[None, None], [None, None]])
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class TestQuerying(PostgreSQLTestCase):
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@classmethod
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def setUpTestData(cls):
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cls.objs = NullableIntegerArrayModel.objects.bulk_create(
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[
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NullableIntegerArrayModel(order=1, field=[1]),
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NullableIntegerArrayModel(order=2, field=[2]),
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NullableIntegerArrayModel(order=3, field=[2, 3]),
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NullableIntegerArrayModel(order=4, field=[20, 30, 40]),
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NullableIntegerArrayModel(order=5, field=None),
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]
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)
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def test_empty_list(self):
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NullableIntegerArrayModel.objects.create(field=[])
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obj = (
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NullableIntegerArrayModel.objects.annotate(
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empty_array=models.Value(
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[], output_field=ArrayField(models.IntegerField())
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),
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)
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.filter(field=models.F("empty_array"))
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.get()
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)
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self.assertEqual(obj.field, [])
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self.assertEqual(obj.empty_array, [])
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def test_exact(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__exact=[1]), self.objs[:1]
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)
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def test_exact_null_only_array(self):
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obj = NullableIntegerArrayModel.objects.create(
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field=[None], field_nested=[None, None]
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)
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__exact=[None]), [obj]
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)
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field_nested__exact=[None, None]),
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[obj],
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)
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def test_exact_null_only_nested_array(self):
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obj1 = NullableIntegerArrayModel.objects.create(field_nested=[[None, None]])
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obj2 = NullableIntegerArrayModel.objects.create(
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field_nested=[[None, None], [None, None]],
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)
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(
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field_nested__exact=[[None, None]],
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),
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[obj1],
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)
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(
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field_nested__exact=[[None, None], [None, None]],
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),
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[obj2],
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)
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def test_exact_with_expression(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__exact=[Value(1)]),
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self.objs[:1],
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)
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def test_exact_charfield(self):
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instance = CharArrayModel.objects.create(field=["text"])
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self.assertSequenceEqual(
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CharArrayModel.objects.filter(field=["text"]), [instance]
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)
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def test_exact_nested(self):
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instance = NestedIntegerArrayModel.objects.create(field=[[1, 2], [3, 4]])
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self.assertSequenceEqual(
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NestedIntegerArrayModel.objects.filter(field=[[1, 2], [3, 4]]), [instance]
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)
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def test_isnull(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__isnull=True), self.objs[-1:]
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)
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def test_gt(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__gt=[0]), self.objs[:4]
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)
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def test_lt(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__lt=[2]), self.objs[:1]
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)
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def test_in(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__in=[[1], [2]]),
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self.objs[:2],
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)
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def test_in_subquery(self):
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IntegerArrayModel.objects.create(field=[2, 3])
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(
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field__in=IntegerArrayModel.objects.values_list("field", flat=True)
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),
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self.objs[2:3],
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)
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@unittest.expectedFailure
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def test_in_including_F_object(self):
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# This test asserts that Array objects passed to filters can be
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# constructed to contain F objects. This currently doesn't work as the
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# psycopg mogrify method that generates the ARRAY() syntax is
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# expecting literals, not column references (#27095).
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__in=[[models.F("id")]]),
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self.objs[:2],
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)
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def test_in_as_F_object(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__in=[models.F("field")]),
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self.objs[:4],
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)
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def test_contained_by(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__contained_by=[1, 2]),
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self.objs[:2],
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)
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def test_contained_by_including_F_object(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(
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field__contained_by=[models.F("order"), 2]
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),
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self.objs[:3],
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)
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def test_contains(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__contains=[2]),
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self.objs[1:3],
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)
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def test_contains_subquery(self):
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IntegerArrayModel.objects.create(field=[2, 3])
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inner_qs = IntegerArrayModel.objects.values_list("field", flat=True)
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(field__contains=inner_qs[:1]),
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self.objs[2:3],
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)
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inner_qs = IntegerArrayModel.objects.filter(field__contains=OuterRef("field"))
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(Exists(inner_qs)),
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self.objs[1:3],
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)
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def test_contains_including_expression(self):
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self.assertSequenceEqual(
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NullableIntegerArrayModel.objects.filter(
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field__contains=[2, Value(6) / Value(2)],
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),
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self.objs[2:3],
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)
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def test_icontains(self):
|
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# Using the __icontains lookup with ArrayField is inefficient.
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instance = CharArrayModel.objects.create(field=["FoO"])
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self.assertSequenceEqual(
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CharArrayModel.objects.filter(field__icontains="foo"), [instance]
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)
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def test_contains_charfield(self):
|
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# Regression for #22907
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self.assertSequenceEqual(
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CharArrayModel.objects.filter(field__contains=["text"]), []
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)
|
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|
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def test_contained_by_charfield(self):
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self.assertSequenceEqual(
|
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CharArrayModel.objects.filter(field__contained_by=["text"]), []
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)
|
|
|
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def test_overlap_charfield(self):
|
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self.assertSequenceEqual(
|
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CharArrayModel.objects.filter(field__overlap=["text"]), []
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)
|
|
|
|
def test_overlap_charfield_including_expression(self):
|
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obj_1 = CharArrayModel.objects.create(field=["TEXT", "lower text"])
|
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obj_2 = CharArrayModel.objects.create(field=["lower text", "TEXT"])
|
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CharArrayModel.objects.create(field=["lower text", "text"])
|
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self.assertSequenceEqual(
|
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CharArrayModel.objects.filter(
|
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field__overlap=[
|
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Upper(Value("text")),
|
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"other",
|
|
]
|
|
),
|
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[obj_1, obj_2],
|
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)
|
|
|
|
def test_overlap_values(self):
|
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qs = NullableIntegerArrayModel.objects.filter(order__lt=3)
|
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self.assertCountEqual(
|
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NullableIntegerArrayModel.objects.filter(
|
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field__overlap=qs.values_list("field"),
|
|
),
|
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self.objs[:3],
|
|
)
|
|
self.assertCountEqual(
|
|
NullableIntegerArrayModel.objects.filter(
|
|
field__overlap=qs.values("field"),
|
|
),
|
|
self.objs[:3],
|
|
)
|
|
|
|
def test_lookups_autofield_array(self):
|
|
qs = (
|
|
NullableIntegerArrayModel.objects.filter(
|
|
field__0__isnull=False,
|
|
)
|
|
.values("field__0")
|
|
.annotate(
|
|
arrayagg=ArrayAgg("id"),
|
|
)
|
|
.order_by("field__0")
|
|
)
|
|
tests = (
|
|
("contained_by", [self.objs[1].pk, self.objs[2].pk, 0], [2]),
|
|
("contains", [self.objs[2].pk], [2]),
|
|
("exact", [self.objs[3].pk], [20]),
|
|
("overlap", [self.objs[1].pk, self.objs[3].pk], [2, 20]),
|
|
)
|
|
for lookup, value, expected in tests:
|
|
with self.subTest(lookup=lookup):
|
|
self.assertSequenceEqual(
|
|
qs.filter(
|
|
**{"arrayagg__" + lookup: value},
|
|
).values_list("field__0", flat=True),
|
|
expected,
|
|
)
|
|
|
|
@skipUnlessDBFeature("allows_group_by_select_index")
|
|
def test_group_by_order_by_select_index(self):
|
|
with self.assertNumQueries(1) as ctx:
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(
|
|
field__0__isnull=False,
|
|
)
|
|
.values("field__0")
|
|
.annotate(arrayagg=ArrayAgg("id"))
|
|
.order_by("field__0"),
|
|
[
|
|
{"field__0": 1, "arrayagg": [self.objs[0].pk]},
|
|
{"field__0": 2, "arrayagg": [self.objs[1].pk, self.objs[2].pk]},
|
|
{"field__0": 20, "arrayagg": [self.objs[3].pk]},
|
|
],
|
|
)
|
|
sql = ctx[0]["sql"]
|
|
self.assertIn("GROUP BY 2", sql)
|
|
self.assertIn("ORDER BY 2", sql)
|
|
|
|
def test_index(self):
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(field__0=2), self.objs[1:3]
|
|
)
|
|
|
|
def test_index_chained(self):
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(field__0__lt=3), self.objs[0:3]
|
|
)
|
|
|
|
def test_index_nested(self):
|
|
instance = NestedIntegerArrayModel.objects.create(field=[[1, 2], [3, 4]])
|
|
self.assertSequenceEqual(
|
|
NestedIntegerArrayModel.objects.filter(field__0__0=1), [instance]
|
|
)
|
|
|
|
@unittest.expectedFailure
|
|
def test_index_used_on_nested_data(self):
|
|
instance = NestedIntegerArrayModel.objects.create(field=[[1, 2], [3, 4]])
|
|
self.assertSequenceEqual(
|
|
NestedIntegerArrayModel.objects.filter(field__0=[1, 2]), [instance]
|
|
)
|
|
|
|
def test_index_transform_expression(self):
|
|
expr = RawSQL("string_to_array(%s, ';')", ["1;2"])
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(
|
|
field__0=Cast(
|
|
IndexTransform(1, models.IntegerField, expr),
|
|
output_field=models.IntegerField(),
|
|
),
|
|
),
|
|
self.objs[:1],
|
|
)
|
|
|
|
def test_index_annotation(self):
|
|
qs = NullableIntegerArrayModel.objects.annotate(second=models.F("field__1"))
|
|
self.assertCountEqual(
|
|
qs.values_list("second", flat=True),
|
|
[None, None, None, 3, 30],
|
|
)
|
|
|
|
def test_overlap(self):
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(field__overlap=[1, 2]),
|
|
self.objs[0:3],
|
|
)
|
|
|
|
def test_len(self):
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(field__len__lte=2), self.objs[0:3]
|
|
)
|
|
|
|
def test_len_empty_array(self):
|
|
obj = NullableIntegerArrayModel.objects.create(field=[])
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(field__len=0), [obj]
|
|
)
|
|
|
|
def test_slice(self):
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(field__0_1=[2]), self.objs[1:3]
|
|
)
|
|
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(field__0_2=[2, 3]), self.objs[2:3]
|
|
)
|
|
|
|
def test_order_by_slice(self):
|
|
more_objs = (
|
|
NullableIntegerArrayModel.objects.create(field=[1, 637]),
|
|
NullableIntegerArrayModel.objects.create(field=[2, 1]),
|
|
NullableIntegerArrayModel.objects.create(field=[3, -98123]),
|
|
NullableIntegerArrayModel.objects.create(field=[4, 2]),
|
|
)
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.order_by("field__1"),
|
|
[
|
|
more_objs[2],
|
|
more_objs[1],
|
|
more_objs[3],
|
|
self.objs[2],
|
|
self.objs[3],
|
|
more_objs[0],
|
|
self.objs[4],
|
|
self.objs[1],
|
|
self.objs[0],
|
|
],
|
|
)
|
|
|
|
@unittest.expectedFailure
|
|
def test_slice_nested(self):
|
|
instance = NestedIntegerArrayModel.objects.create(field=[[1, 2], [3, 4]])
|
|
self.assertSequenceEqual(
|
|
NestedIntegerArrayModel.objects.filter(field__0__0_1=[1]), [instance]
|
|
)
|
|
|
|
def test_slice_transform_expression(self):
|
|
expr = RawSQL("string_to_array(%s, ';')", ["9;2;3"])
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(
|
|
field__0_2=SliceTransform(2, 3, expr)
|
|
),
|
|
self.objs[2:3],
|
|
)
|
|
|
|
def test_slice_annotation(self):
|
|
qs = NullableIntegerArrayModel.objects.annotate(
|
|
first_two=models.F("field__0_2"),
|
|
)
|
|
self.assertCountEqual(
|
|
qs.values_list("first_two", flat=True),
|
|
[None, [1], [2], [2, 3], [20, 30]],
|
|
)
|
|
|
|
def test_usage_in_subquery(self):
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.filter(
|
|
id__in=NullableIntegerArrayModel.objects.filter(field__len=3)
|
|
),
|
|
[self.objs[3]],
|
|
)
|
|
|
|
def test_enum_lookup(self):
|
|
class TestEnum(enum.Enum):
|
|
VALUE_1 = "value_1"
|
|
|
|
instance = ArrayEnumModel.objects.create(array_of_enums=[TestEnum.VALUE_1])
|
|
self.assertSequenceEqual(
|
|
ArrayEnumModel.objects.filter(array_of_enums__contains=[TestEnum.VALUE_1]),
|
|
[instance],
|
|
)
|
|
|
|
def test_unsupported_lookup(self):
|
|
msg = (
|
|
"Unsupported lookup '0_bar' for ArrayField or join on the field not "
|
|
"permitted."
|
|
)
|
|
with self.assertRaisesMessage(FieldError, msg):
|
|
list(NullableIntegerArrayModel.objects.filter(field__0_bar=[2]))
|
|
|
|
msg = (
|
|
"Unsupported lookup '0bar' for ArrayField or join on the field not "
|
|
"permitted."
|
|
)
|
|
with self.assertRaisesMessage(FieldError, msg):
|
|
list(NullableIntegerArrayModel.objects.filter(field__0bar=[2]))
|
|
|
|
def test_grouping_by_annotations_with_array_field_param(self):
|
|
value = models.Value([1], output_field=ArrayField(models.IntegerField()))
|
|
self.assertEqual(
|
|
NullableIntegerArrayModel.objects.annotate(
|
|
array_length=models.Func(
|
|
value,
|
|
1,
|
|
function="ARRAY_LENGTH",
|
|
output_field=models.IntegerField(),
|
|
),
|
|
)
|
|
.values("array_length")
|
|
.annotate(
|
|
count=models.Count("pk"),
|
|
)
|
|
.get()["array_length"],
|
|
1,
|
|
)
|
|
|
|
def test_filter_by_array_subquery(self):
|
|
inner_qs = NullableIntegerArrayModel.objects.filter(
|
|
field__len=models.OuterRef("field__len"),
|
|
).values("field")
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.alias(
|
|
same_sized_fields=ArraySubquery(inner_qs),
|
|
).filter(same_sized_fields__len__gt=1),
|
|
self.objs[0:2],
|
|
)
|
|
|
|
def test_annotated_array_subquery(self):
|
|
inner_qs = NullableIntegerArrayModel.objects.exclude(
|
|
pk=models.OuterRef("pk")
|
|
).values("order")
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.annotate(
|
|
sibling_ids=ArraySubquery(inner_qs),
|
|
)
|
|
.get(order=1)
|
|
.sibling_ids,
|
|
[2, 3, 4, 5],
|
|
)
|
|
|
|
def test_group_by_with_annotated_array_subquery(self):
|
|
inner_qs = NullableIntegerArrayModel.objects.exclude(
|
|
pk=models.OuterRef("pk")
|
|
).values("order")
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.annotate(
|
|
sibling_ids=ArraySubquery(inner_qs),
|
|
sibling_count=models.Max("sibling_ids__len"),
|
|
).values_list("sibling_count", flat=True),
|
|
[len(self.objs) - 1] * len(self.objs),
|
|
)
|
|
|
|
def test_annotated_ordered_array_subquery(self):
|
|
inner_qs = NullableIntegerArrayModel.objects.order_by("-order").values("order")
|
|
self.assertSequenceEqual(
|
|
NullableIntegerArrayModel.objects.annotate(
|
|
ids=ArraySubquery(inner_qs),
|
|
)
|
|
.first()
|
|
.ids,
|
|
[5, 4, 3, 2, 1],
|
|
)
|
|
|
|
def test_annotated_array_subquery_with_json_objects(self):
|
|
inner_qs = NullableIntegerArrayModel.objects.exclude(
|
|
pk=models.OuterRef("pk")
|
|
).values(json=JSONObject(order="order", field="field"))
|
|
siblings_json = (
|
|
NullableIntegerArrayModel.objects.annotate(
|
|
siblings_json=ArraySubquery(inner_qs),
|
|
)
|
|
.values_list("siblings_json", flat=True)
|
|
.get(order=1)
|
|
)
|
|
self.assertSequenceEqual(
|
|
siblings_json,
|
|
[
|
|
{"field": [2], "order": 2},
|
|
{"field": [2, 3], "order": 3},
|
|
{"field": [20, 30, 40], "order": 4},
|
|
{"field": None, "order": 5},
|
|
],
|
|
)
|
|
|
|
|
|
class TestDateTimeExactQuerying(PostgreSQLTestCase):
|
|
@classmethod
|
|
def setUpTestData(cls):
|
|
now = timezone.now()
|
|
cls.datetimes = [now]
|
|
cls.dates = [now.date()]
|
|
cls.times = [now.time()]
|
|
cls.objs = [
|
|
DateTimeArrayModel.objects.create(
|
|
datetimes=cls.datetimes, dates=cls.dates, times=cls.times
|
|
),
|
|
]
|
|
|
|
def test_exact_datetimes(self):
|
|
self.assertSequenceEqual(
|
|
DateTimeArrayModel.objects.filter(datetimes=self.datetimes), self.objs
|
|
)
|
|
|
|
def test_exact_dates(self):
|
|
self.assertSequenceEqual(
|
|
DateTimeArrayModel.objects.filter(dates=self.dates), self.objs
|
|
)
|
|
|
|
def test_exact_times(self):
|
|
self.assertSequenceEqual(
|
|
DateTimeArrayModel.objects.filter(times=self.times), self.objs
|
|
)
|
|
|
|
|
|
class TestOtherTypesExactQuerying(PostgreSQLTestCase):
|
|
@classmethod
|
|
def setUpTestData(cls):
|
|
cls.ips = ["192.168.0.1", "::1"]
|
|
cls.uuids = [uuid.uuid4()]
|
|
cls.decimals = [decimal.Decimal(1.25), 1.75]
|
|
cls.tags = [Tag(1), Tag(2), Tag(3)]
|
|
cls.objs = [
|
|
OtherTypesArrayModel.objects.create(
|
|
ips=cls.ips,
|
|
uuids=cls.uuids,
|
|
decimals=cls.decimals,
|
|
tags=cls.tags,
|
|
)
|
|
]
|
|
|
|
def test_exact_ip_addresses(self):
|
|
self.assertSequenceEqual(
|
|
OtherTypesArrayModel.objects.filter(ips=self.ips), self.objs
|
|
)
|
|
|
|
def test_exact_uuids(self):
|
|
self.assertSequenceEqual(
|
|
OtherTypesArrayModel.objects.filter(uuids=self.uuids), self.objs
|
|
)
|
|
|
|
def test_exact_decimals(self):
|
|
self.assertSequenceEqual(
|
|
OtherTypesArrayModel.objects.filter(decimals=self.decimals), self.objs
|
|
)
|
|
|
|
def test_exact_tags(self):
|
|
self.assertSequenceEqual(
|
|
OtherTypesArrayModel.objects.filter(tags=self.tags), self.objs
|
|
)
|
|
|
|
|
|
@isolate_apps("postgres_tests")
|
|
class TestChecks(PostgreSQLSimpleTestCase):
|
|
def test_field_checks(self):
|
|
class MyModel(PostgreSQLModel):
|
|
field = ArrayField(models.CharField(max_length=-1))
|
|
|
|
model = MyModel()
|
|
errors = model.check()
|
|
self.assertEqual(len(errors), 1)
|
|
# The inner CharField has a non-positive max_length.
|
|
self.assertEqual(errors[0].id, "postgres.E001")
|
|
self.assertIn("max_length", errors[0].msg)
|
|
|
|
def test_invalid_base_fields(self):
|
|
class MyModel(PostgreSQLModel):
|
|
field = ArrayField(
|
|
models.ManyToManyField("postgres_tests.IntegerArrayModel")
|
|
)
|
|
|
|
model = MyModel()
|
|
errors = model.check()
|
|
self.assertEqual(len(errors), 1)
|
|
self.assertEqual(errors[0].id, "postgres.E002")
|
|
|
|
def test_invalid_default(self):
|
|
class MyModel(PostgreSQLModel):
|
|
field = ArrayField(models.IntegerField(), default=[])
|
|
|
|
model = MyModel()
|
|
self.assertEqual(
|
|
model.check(),
|
|
[
|
|
checks.Warning(
|
|
msg=(
|
|
"ArrayField default should be a callable instead of an "
|
|
"instance so that it's not shared between all field "
|
|
"instances."
|
|
),
|
|
hint="Use a callable instead, e.g., use `list` instead of `[]`.",
|
|
obj=MyModel._meta.get_field("field"),
|
|
id="fields.E010",
|
|
)
|
|
],
|
|
)
|
|
|
|
def test_valid_default(self):
|
|
class MyModel(PostgreSQLModel):
|
|
field = ArrayField(models.IntegerField(), default=list)
|
|
|
|
model = MyModel()
|
|
self.assertEqual(model.check(), [])
|
|
|
|
def test_valid_default_none(self):
|
|
class MyModel(PostgreSQLModel):
|
|
field = ArrayField(models.IntegerField(), default=None)
|
|
|
|
model = MyModel()
|
|
self.assertEqual(model.check(), [])
|
|
|
|
def test_nested_field_checks(self):
|
|
"""
|
|
Nested ArrayFields are permitted.
|
|
"""
|
|
|
|
class MyModel(PostgreSQLModel):
|
|
field = ArrayField(ArrayField(models.CharField(max_length=-1)))
|
|
|
|
model = MyModel()
|
|
errors = model.check()
|
|
self.assertEqual(len(errors), 1)
|
|
# The inner CharField has a non-positive max_length.
|
|
self.assertEqual(errors[0].id, "postgres.E001")
|
|
self.assertIn("max_length", errors[0].msg)
|
|
|
|
def test_choices_tuple_list(self):
|
|
class MyModel(PostgreSQLModel):
|
|
field = ArrayField(
|
|
models.CharField(max_length=16),
|
|
choices=[
|
|
[
|
|
"Media",
|
|
[(["vinyl", "cd"], "Audio"), (("vhs", "dvd"), "Video")],
|
|
],
|
|
(["mp3", "mp4"], "Digital"),
|
|
],
|
|
)
|
|
|
|
self.assertEqual(MyModel._meta.get_field("field").check(), [])
|
|
|
|
|
|
@unittest.skipUnless(connection.vendor == "postgresql", "PostgreSQL specific tests")
|
|
class TestMigrations(TransactionTestCase):
|
|
available_apps = ["postgres_tests"]
|
|
|
|
def test_deconstruct(self):
|
|
field = ArrayField(models.IntegerField())
|
|
name, path, args, kwargs = field.deconstruct()
|
|
new = ArrayField(*args, **kwargs)
|
|
self.assertEqual(type(new.base_field), type(field.base_field))
|
|
self.assertIsNot(new.base_field, field.base_field)
|
|
|
|
def test_deconstruct_with_size(self):
|
|
field = ArrayField(models.IntegerField(), size=3)
|
|
name, path, args, kwargs = field.deconstruct()
|
|
new = ArrayField(*args, **kwargs)
|
|
self.assertEqual(new.size, field.size)
|
|
|
|
def test_deconstruct_args(self):
|
|
field = ArrayField(models.CharField(max_length=20))
|
|
name, path, args, kwargs = field.deconstruct()
|
|
new = ArrayField(*args, **kwargs)
|
|
self.assertEqual(new.base_field.max_length, field.base_field.max_length)
|
|
|
|
def test_subclass_deconstruct(self):
|
|
field = ArrayField(models.IntegerField())
|
|
name, path, args, kwargs = field.deconstruct()
|
|
self.assertEqual(path, "django.contrib.postgres.fields.ArrayField")
|
|
|
|
field = ArrayFieldSubclass()
|
|
name, path, args, kwargs = field.deconstruct()
|
|
self.assertEqual(path, "postgres_tests.models.ArrayFieldSubclass")
|
|
|
|
@override_settings(
|
|
MIGRATION_MODULES={
|
|
"postgres_tests": "postgres_tests.array_default_migrations",
|
|
}
|
|
)
|
|
def test_adding_field_with_default(self):
|
|
# See #22962
|
|
table_name = "postgres_tests_integerarraydefaultmodel"
|
|
with connection.cursor() as cursor:
|
|
self.assertNotIn(table_name, connection.introspection.table_names(cursor))
|
|
call_command("migrate", "postgres_tests", verbosity=0)
|
|
with connection.cursor() as cursor:
|
|
self.assertIn(table_name, connection.introspection.table_names(cursor))
|
|
call_command("migrate", "postgres_tests", "zero", verbosity=0)
|
|
with connection.cursor() as cursor:
|
|
self.assertNotIn(table_name, connection.introspection.table_names(cursor))
|
|
|
|
@override_settings(
|
|
MIGRATION_MODULES={
|
|
"postgres_tests": "postgres_tests.array_index_migrations",
|
|
}
|
|
)
|
|
def test_adding_arrayfield_with_index(self):
|
|
"""
|
|
ArrayField shouldn't have varchar_patterns_ops or text_patterns_ops indexes.
|
|
"""
|
|
table_name = "postgres_tests_chartextarrayindexmodel"
|
|
call_command("migrate", "postgres_tests", verbosity=0)
|
|
with connection.cursor() as cursor:
|
|
like_constraint_columns_list = [
|
|
v["columns"]
|
|
for k, v in list(
|
|
connection.introspection.get_constraints(cursor, table_name).items()
|
|
)
|
|
if k.endswith("_like")
|
|
]
|
|
# Only the CharField should have a LIKE index.
|
|
self.assertEqual(like_constraint_columns_list, [["char2"]])
|
|
# All fields should have regular indexes.
|
|
with connection.cursor() as cursor:
|
|
indexes = [
|
|
c["columns"][0]
|
|
for c in connection.introspection.get_constraints(
|
|
cursor, table_name
|
|
).values()
|
|
if c["index"] and len(c["columns"]) == 1
|
|
]
|
|
self.assertIn("char", indexes)
|
|
self.assertIn("char2", indexes)
|
|
self.assertIn("text", indexes)
|
|
call_command("migrate", "postgres_tests", "zero", verbosity=0)
|
|
with connection.cursor() as cursor:
|
|
self.assertNotIn(table_name, connection.introspection.table_names(cursor))
|
|
|
|
|
|
class TestSerialization(PostgreSQLSimpleTestCase):
|
|
test_data = (
|
|
'[{"fields": {"field": "[\\"1\\", \\"2\\", null]"}, '
|
|
'"model": "postgres_tests.integerarraymodel", "pk": null}]'
|
|
)
|
|
|
|
def test_dumping(self):
|
|
instance = IntegerArrayModel(field=[1, 2, None])
|
|
data = serializers.serialize("json", [instance])
|
|
self.assertEqual(json.loads(data), json.loads(self.test_data))
|
|
|
|
def test_loading(self):
|
|
instance = list(serializers.deserialize("json", self.test_data))[0].object
|
|
self.assertEqual(instance.field, [1, 2, None])
|
|
|
|
|
|
class TestValidation(PostgreSQLSimpleTestCase):
|
|
def test_unbounded(self):
|
|
field = ArrayField(models.IntegerField())
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean([1, None], None)
|
|
self.assertEqual(cm.exception.code, "item_invalid")
|
|
self.assertEqual(
|
|
cm.exception.message % cm.exception.params,
|
|
"Item 2 in the array did not validate: This field cannot be null.",
|
|
)
|
|
|
|
def test_blank_true(self):
|
|
field = ArrayField(models.IntegerField(blank=True, null=True))
|
|
# This should not raise a validation error
|
|
field.clean([1, None], None)
|
|
|
|
def test_with_size(self):
|
|
field = ArrayField(models.IntegerField(), size=3)
|
|
field.clean([1, 2, 3], None)
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean([1, 2, 3, 4], None)
|
|
self.assertEqual(
|
|
cm.exception.messages[0],
|
|
"List contains 4 items, it should contain no more than 3.",
|
|
)
|
|
|
|
def test_with_size_singular(self):
|
|
field = ArrayField(models.IntegerField(), size=1)
|
|
field.clean([1], None)
|
|
msg = "List contains 2 items, it should contain no more than 1."
|
|
with self.assertRaisesMessage(exceptions.ValidationError, msg):
|
|
field.clean([1, 2], None)
|
|
|
|
def test_nested_array_mismatch(self):
|
|
field = ArrayField(ArrayField(models.IntegerField()))
|
|
field.clean([[1, 2], [3, 4]], None)
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean([[1, 2], [3, 4, 5]], None)
|
|
self.assertEqual(cm.exception.code, "nested_array_mismatch")
|
|
self.assertEqual(
|
|
cm.exception.messages[0], "Nested arrays must have the same length."
|
|
)
|
|
|
|
def test_with_base_field_error_params(self):
|
|
field = ArrayField(models.CharField(max_length=2))
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean(["abc"], None)
|
|
self.assertEqual(len(cm.exception.error_list), 1)
|
|
exception = cm.exception.error_list[0]
|
|
self.assertEqual(
|
|
exception.message,
|
|
"Item 1 in the array did not validate: Ensure this value has at most 2 "
|
|
"characters (it has 3).",
|
|
)
|
|
self.assertEqual(exception.code, "item_invalid")
|
|
self.assertEqual(
|
|
exception.params,
|
|
{"nth": 1, "value": "abc", "limit_value": 2, "show_value": 3},
|
|
)
|
|
|
|
def test_with_validators(self):
|
|
field = ArrayField(
|
|
models.IntegerField(validators=[validators.MinValueValidator(1)])
|
|
)
|
|
field.clean([1, 2], None)
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean([0], None)
|
|
self.assertEqual(len(cm.exception.error_list), 1)
|
|
exception = cm.exception.error_list[0]
|
|
self.assertEqual(
|
|
exception.message,
|
|
"Item 1 in the array did not validate: Ensure this value is greater than "
|
|
"or equal to 1.",
|
|
)
|
|
self.assertEqual(exception.code, "item_invalid")
|
|
self.assertEqual(
|
|
exception.params, {"nth": 1, "value": 0, "limit_value": 1, "show_value": 0}
|
|
)
|
|
|
|
|
|
class TestSimpleFormField(PostgreSQLSimpleTestCase):
|
|
def test_valid(self):
|
|
field = SimpleArrayField(forms.CharField())
|
|
value = field.clean("a,b,c")
|
|
self.assertEqual(value, ["a", "b", "c"])
|
|
|
|
def test_to_python_fail(self):
|
|
field = SimpleArrayField(forms.IntegerField())
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean("a,b,9")
|
|
self.assertEqual(
|
|
cm.exception.messages[0],
|
|
"Item 1 in the array did not validate: Enter a whole number.",
|
|
)
|
|
|
|
def test_validate_fail(self):
|
|
field = SimpleArrayField(forms.CharField(required=True))
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean("a,b,")
|
|
self.assertEqual(
|
|
cm.exception.messages[0],
|
|
"Item 3 in the array did not validate: This field is required.",
|
|
)
|
|
|
|
def test_validate_fail_base_field_error_params(self):
|
|
field = SimpleArrayField(forms.CharField(max_length=2))
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean("abc,c,defg")
|
|
errors = cm.exception.error_list
|
|
self.assertEqual(len(errors), 2)
|
|
first_error = errors[0]
|
|
self.assertEqual(
|
|
first_error.message,
|
|
"Item 1 in the array did not validate: Ensure this value has at most 2 "
|
|
"characters (it has 3).",
|
|
)
|
|
self.assertEqual(first_error.code, "item_invalid")
|
|
self.assertEqual(
|
|
first_error.params,
|
|
{"nth": 1, "value": "abc", "limit_value": 2, "show_value": 3},
|
|
)
|
|
second_error = errors[1]
|
|
self.assertEqual(
|
|
second_error.message,
|
|
"Item 3 in the array did not validate: Ensure this value has at most 2 "
|
|
"characters (it has 4).",
|
|
)
|
|
self.assertEqual(second_error.code, "item_invalid")
|
|
self.assertEqual(
|
|
second_error.params,
|
|
{"nth": 3, "value": "defg", "limit_value": 2, "show_value": 4},
|
|
)
|
|
|
|
def test_validators_fail(self):
|
|
field = SimpleArrayField(forms.RegexField("[a-e]{2}"))
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean("a,bc,de")
|
|
self.assertEqual(
|
|
cm.exception.messages[0],
|
|
"Item 1 in the array did not validate: Enter a valid value.",
|
|
)
|
|
|
|
def test_delimiter(self):
|
|
field = SimpleArrayField(forms.CharField(), delimiter="|")
|
|
value = field.clean("a|b|c")
|
|
self.assertEqual(value, ["a", "b", "c"])
|
|
|
|
def test_delimiter_with_nesting(self):
|
|
field = SimpleArrayField(SimpleArrayField(forms.CharField()), delimiter="|")
|
|
value = field.clean("a,b|c,d")
|
|
self.assertEqual(value, [["a", "b"], ["c", "d"]])
|
|
|
|
def test_prepare_value(self):
|
|
field = SimpleArrayField(forms.CharField())
|
|
value = field.prepare_value(["a", "b", "c"])
|
|
self.assertEqual(value, "a,b,c")
|
|
|
|
def test_max_length(self):
|
|
field = SimpleArrayField(forms.CharField(), max_length=2)
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean("a,b,c")
|
|
self.assertEqual(
|
|
cm.exception.messages[0],
|
|
"List contains 3 items, it should contain no more than 2.",
|
|
)
|
|
|
|
def test_min_length(self):
|
|
field = SimpleArrayField(forms.CharField(), min_length=4)
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean("a,b,c")
|
|
self.assertEqual(
|
|
cm.exception.messages[0],
|
|
"List contains 3 items, it should contain no fewer than 4.",
|
|
)
|
|
|
|
def test_min_length_singular(self):
|
|
field = SimpleArrayField(forms.IntegerField(), min_length=2)
|
|
field.clean([1, 2])
|
|
msg = "List contains 1 item, it should contain no fewer than 2."
|
|
with self.assertRaisesMessage(exceptions.ValidationError, msg):
|
|
field.clean([1])
|
|
|
|
def test_required(self):
|
|
field = SimpleArrayField(forms.CharField(), required=True)
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean("")
|
|
self.assertEqual(cm.exception.messages[0], "This field is required.")
|
|
|
|
def test_model_field_formfield(self):
|
|
model_field = ArrayField(models.CharField(max_length=27))
|
|
form_field = model_field.formfield()
|
|
self.assertIsInstance(form_field, SimpleArrayField)
|
|
self.assertIsInstance(form_field.base_field, forms.CharField)
|
|
self.assertEqual(form_field.base_field.max_length, 27)
|
|
|
|
def test_model_field_formfield_size(self):
|
|
model_field = ArrayField(models.CharField(max_length=27), size=4)
|
|
form_field = model_field.formfield()
|
|
self.assertIsInstance(form_field, SimpleArrayField)
|
|
self.assertEqual(form_field.max_length, 4)
|
|
|
|
def test_model_field_choices(self):
|
|
model_field = ArrayField(models.IntegerField(choices=((1, "A"), (2, "B"))))
|
|
form_field = model_field.formfield()
|
|
self.assertEqual(form_field.clean("1,2"), [1, 2])
|
|
|
|
def test_already_converted_value(self):
|
|
field = SimpleArrayField(forms.CharField())
|
|
vals = ["a", "b", "c"]
|
|
self.assertEqual(field.clean(vals), vals)
|
|
|
|
def test_has_changed(self):
|
|
field = SimpleArrayField(forms.IntegerField())
|
|
self.assertIs(field.has_changed([1, 2], [1, 2]), False)
|
|
self.assertIs(field.has_changed([1, 2], "1,2"), False)
|
|
self.assertIs(field.has_changed([1, 2], "1,2,3"), True)
|
|
self.assertIs(field.has_changed([1, 2], "a,b"), True)
|
|
|
|
def test_has_changed_empty(self):
|
|
field = SimpleArrayField(forms.CharField())
|
|
self.assertIs(field.has_changed(None, None), False)
|
|
self.assertIs(field.has_changed(None, ""), False)
|
|
self.assertIs(field.has_changed(None, []), False)
|
|
self.assertIs(field.has_changed([], None), False)
|
|
self.assertIs(field.has_changed([], ""), False)
|
|
|
|
|
|
class TestSplitFormField(PostgreSQLSimpleTestCase):
|
|
def test_valid(self):
|
|
class SplitForm(forms.Form):
|
|
array = SplitArrayField(forms.CharField(), size=3)
|
|
|
|
data = {"array_0": "a", "array_1": "b", "array_2": "c"}
|
|
form = SplitForm(data)
|
|
self.assertTrue(form.is_valid())
|
|
self.assertEqual(form.cleaned_data, {"array": ["a", "b", "c"]})
|
|
|
|
def test_required(self):
|
|
class SplitForm(forms.Form):
|
|
array = SplitArrayField(forms.CharField(), required=True, size=3)
|
|
|
|
data = {"array_0": "", "array_1": "", "array_2": ""}
|
|
form = SplitForm(data)
|
|
self.assertFalse(form.is_valid())
|
|
self.assertEqual(form.errors, {"array": ["This field is required."]})
|
|
|
|
def test_remove_trailing_nulls(self):
|
|
class SplitForm(forms.Form):
|
|
array = SplitArrayField(
|
|
forms.CharField(required=False), size=5, remove_trailing_nulls=True
|
|
)
|
|
|
|
data = {
|
|
"array_0": "a",
|
|
"array_1": "",
|
|
"array_2": "b",
|
|
"array_3": "",
|
|
"array_4": "",
|
|
}
|
|
form = SplitForm(data)
|
|
self.assertTrue(form.is_valid(), form.errors)
|
|
self.assertEqual(form.cleaned_data, {"array": ["a", "", "b"]})
|
|
|
|
def test_remove_trailing_nulls_not_required(self):
|
|
class SplitForm(forms.Form):
|
|
array = SplitArrayField(
|
|
forms.CharField(required=False),
|
|
size=2,
|
|
remove_trailing_nulls=True,
|
|
required=False,
|
|
)
|
|
|
|
data = {"array_0": "", "array_1": ""}
|
|
form = SplitForm(data)
|
|
self.assertTrue(form.is_valid())
|
|
self.assertEqual(form.cleaned_data, {"array": []})
|
|
|
|
def test_required_field(self):
|
|
class SplitForm(forms.Form):
|
|
array = SplitArrayField(forms.CharField(), size=3)
|
|
|
|
data = {"array_0": "a", "array_1": "b", "array_2": ""}
|
|
form = SplitForm(data)
|
|
self.assertFalse(form.is_valid())
|
|
self.assertEqual(
|
|
form.errors,
|
|
{
|
|
"array": [
|
|
"Item 3 in the array did not validate: This field is required."
|
|
]
|
|
},
|
|
)
|
|
|
|
def test_invalid_integer(self):
|
|
msg = (
|
|
"Item 2 in the array did not validate: Ensure this value is less than or "
|
|
"equal to 100."
|
|
)
|
|
with self.assertRaisesMessage(exceptions.ValidationError, msg):
|
|
SplitArrayField(forms.IntegerField(max_value=100), size=2).clean([0, 101])
|
|
|
|
def test_rendering(self):
|
|
class SplitForm(forms.Form):
|
|
array = SplitArrayField(forms.CharField(), size=3)
|
|
|
|
self.assertHTMLEqual(
|
|
str(SplitForm()),
|
|
"""
|
|
<div>
|
|
<label for="id_array_0">Array:</label>
|
|
<input id="id_array_0" name="array_0" type="text" required>
|
|
<input id="id_array_1" name="array_1" type="text" required>
|
|
<input id="id_array_2" name="array_2" type="text" required>
|
|
</div>
|
|
""",
|
|
)
|
|
|
|
def test_invalid_char_length(self):
|
|
field = SplitArrayField(forms.CharField(max_length=2), size=3)
|
|
with self.assertRaises(exceptions.ValidationError) as cm:
|
|
field.clean(["abc", "c", "defg"])
|
|
self.assertEqual(
|
|
cm.exception.messages,
|
|
[
|
|
"Item 1 in the array did not validate: Ensure this value has at most 2 "
|
|
"characters (it has 3).",
|
|
"Item 3 in the array did not validate: Ensure this value has at most 2 "
|
|
"characters (it has 4).",
|
|
],
|
|
)
|
|
|
|
def test_splitarraywidget_value_omitted_from_data(self):
|
|
class Form(forms.ModelForm):
|
|
field = SplitArrayField(forms.IntegerField(), required=False, size=2)
|
|
|
|
class Meta:
|
|
model = IntegerArrayModel
|
|
fields = ("field",)
|
|
|
|
form = Form({"field_0": "1", "field_1": "2"})
|
|
self.assertEqual(form.errors, {})
|
|
obj = form.save(commit=False)
|
|
self.assertEqual(obj.field, [1, 2])
|
|
|
|
def test_splitarrayfield_has_changed(self):
|
|
class Form(forms.ModelForm):
|
|
field = SplitArrayField(forms.IntegerField(), required=False, size=2)
|
|
|
|
class Meta:
|
|
model = IntegerArrayModel
|
|
fields = ("field",)
|
|
|
|
tests = [
|
|
({}, {"field_0": "", "field_1": ""}, True),
|
|
({"field": None}, {"field_0": "", "field_1": ""}, True),
|
|
({"field": [1]}, {"field_0": "", "field_1": ""}, True),
|
|
({"field": [1]}, {"field_0": "1", "field_1": "0"}, True),
|
|
({"field": [1, 2]}, {"field_0": "1", "field_1": "2"}, False),
|
|
({"field": [1, 2]}, {"field_0": "a", "field_1": "b"}, True),
|
|
]
|
|
for initial, data, expected_result in tests:
|
|
with self.subTest(initial=initial, data=data):
|
|
obj = IntegerArrayModel(**initial)
|
|
form = Form(data, instance=obj)
|
|
self.assertIs(form.has_changed(), expected_result)
|
|
|
|
def test_splitarrayfield_remove_trailing_nulls_has_changed(self):
|
|
class Form(forms.ModelForm):
|
|
field = SplitArrayField(
|
|
forms.IntegerField(), required=False, size=2, remove_trailing_nulls=True
|
|
)
|
|
|
|
class Meta:
|
|
model = IntegerArrayModel
|
|
fields = ("field",)
|
|
|
|
tests = [
|
|
({}, {"field_0": "", "field_1": ""}, False),
|
|
({"field": None}, {"field_0": "", "field_1": ""}, False),
|
|
({"field": []}, {"field_0": "", "field_1": ""}, False),
|
|
({"field": [1]}, {"field_0": "1", "field_1": ""}, False),
|
|
]
|
|
for initial, data, expected_result in tests:
|
|
with self.subTest(initial=initial, data=data):
|
|
obj = IntegerArrayModel(**initial)
|
|
form = Form(data, instance=obj)
|
|
self.assertIs(form.has_changed(), expected_result)
|
|
|
|
|
|
class TestSplitFormWidget(PostgreSQLWidgetTestCase):
|
|
def test_get_context(self):
|
|
self.assertEqual(
|
|
SplitArrayWidget(forms.TextInput(), size=2).get_context(
|
|
"name", ["val1", "val2"]
|
|
),
|
|
{
|
|
"widget": {
|
|
"name": "name",
|
|
"is_hidden": False,
|
|
"required": False,
|
|
"value": "['val1', 'val2']",
|
|
"attrs": {},
|
|
"template_name": "postgres/widgets/split_array.html",
|
|
"subwidgets": [
|
|
{
|
|
"name": "name_0",
|
|
"is_hidden": False,
|
|
"required": False,
|
|
"value": "val1",
|
|
"attrs": {},
|
|
"template_name": "django/forms/widgets/text.html",
|
|
"type": "text",
|
|
},
|
|
{
|
|
"name": "name_1",
|
|
"is_hidden": False,
|
|
"required": False,
|
|
"value": "val2",
|
|
"attrs": {},
|
|
"template_name": "django/forms/widgets/text.html",
|
|
"type": "text",
|
|
},
|
|
],
|
|
}
|
|
},
|
|
)
|
|
|
|
def test_checkbox_get_context_attrs(self):
|
|
context = SplitArrayWidget(
|
|
forms.CheckboxInput(),
|
|
size=2,
|
|
).get_context("name", [True, False])
|
|
self.assertEqual(context["widget"]["value"], "[True, False]")
|
|
self.assertEqual(
|
|
[subwidget["attrs"] for subwidget in context["widget"]["subwidgets"]],
|
|
[{"checked": True}, {}],
|
|
)
|
|
|
|
def test_render(self):
|
|
self.check_html(
|
|
SplitArrayWidget(forms.TextInput(), size=2),
|
|
"array",
|
|
None,
|
|
"""
|
|
<input name="array_0" type="text">
|
|
<input name="array_1" type="text">
|
|
""",
|
|
)
|
|
|
|
def test_render_attrs(self):
|
|
self.check_html(
|
|
SplitArrayWidget(forms.TextInput(), size=2),
|
|
"array",
|
|
["val1", "val2"],
|
|
attrs={"id": "foo"},
|
|
html=(
|
|
"""
|
|
<input id="foo_0" name="array_0" type="text" value="val1">
|
|
<input id="foo_1" name="array_1" type="text" value="val2">
|
|
"""
|
|
),
|
|
)
|
|
|
|
def test_value_omitted_from_data(self):
|
|
widget = SplitArrayWidget(forms.TextInput(), size=2)
|
|
self.assertIs(widget.value_omitted_from_data({}, {}, "field"), True)
|
|
self.assertIs(
|
|
widget.value_omitted_from_data({"field_0": "value"}, {}, "field"), False
|
|
)
|
|
self.assertIs(
|
|
widget.value_omitted_from_data({"field_1": "value"}, {}, "field"), False
|
|
)
|
|
self.assertIs(
|
|
widget.value_omitted_from_data(
|
|
{"field_0": "value", "field_1": "value"}, {}, "field"
|
|
),
|
|
False,
|
|
)
|
|
|
|
|
|
class TestAdminUtils(PostgreSQLTestCase):
|
|
empty_value = "-empty-"
|
|
|
|
def test_array_display_for_field(self):
|
|
array_field = ArrayField(models.IntegerField())
|
|
display_value = display_for_field(
|
|
[1, 2],
|
|
array_field,
|
|
self.empty_value,
|
|
)
|
|
self.assertEqual(display_value, "1, 2")
|
|
|
|
def test_array_with_choices_display_for_field(self):
|
|
array_field = ArrayField(
|
|
models.IntegerField(),
|
|
choices=[
|
|
([1, 2, 3], "1st choice"),
|
|
([1, 2], "2nd choice"),
|
|
],
|
|
)
|
|
|
|
display_value = display_for_field(
|
|
[1, 2],
|
|
array_field,
|
|
self.empty_value,
|
|
)
|
|
self.assertEqual(display_value, "2nd choice")
|
|
|
|
display_value = display_for_field(
|
|
[99, 99],
|
|
array_field,
|
|
self.empty_value,
|
|
)
|
|
self.assertEqual(display_value, self.empty_value)
|