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Added additional field_construction tests for related fields.

This commit is contained in:
Adam Bogdał 2016-11-11 02:46:36 +01:00 committed by Tim Graham
parent cd2fe829dd
commit bd0c9388c0
1 changed files with 77 additions and 0 deletions
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77
tests/field_deconstruction/tests.py
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@ -214,6 +214,15 @@ class FieldDeconstructionTests(SimpleTestCase):
self.assertEqual(path, "django.db.models.ForeignKey") self.assertEqual(path, "django.db.models.ForeignKey")
self.assertEqual(args, []) self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.Permission", "related_name": "foobar", "on_delete": models.CASCADE}) self.assertEqual(kwargs, {"to": "auth.Permission", "related_name": "foobar", "on_delete": models.CASCADE})
# Test related_query_name
field = models.ForeignKey("auth.Permission", models.CASCADE, related_query_name="foobar")
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.ForeignKey")
self.assertEqual(args, [])
self.assertEqual(
kwargs,
{"to": "auth.Permission", "related_query_name": "foobar", "on_delete": models.CASCADE}
)
# Test limit_choices_to # Test limit_choices_to
field = models.ForeignKey("auth.Permission", models.CASCADE, limit_choices_to={'foo': 'bar'}) field = models.ForeignKey("auth.Permission", models.CASCADE, limit_choices_to={'foo': 'bar'})
name, path, args, kwargs = field.deconstruct() name, path, args, kwargs = field.deconstruct()
@ -223,6 +232,12 @@ class FieldDeconstructionTests(SimpleTestCase):
kwargs, kwargs,
{"to": "auth.Permission", "limit_choices_to": {'foo': 'bar'}, "on_delete": models.CASCADE} {"to": "auth.Permission", "limit_choices_to": {'foo': 'bar'}, "on_delete": models.CASCADE}
) )
# Test unique
field = models.ForeignKey("auth.Permission", models.CASCADE, unique=True)
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.ForeignKey")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.Permission", "unique": True, "on_delete": models.CASCADE})
@override_settings(AUTH_USER_MODEL="auth.Permission") @override_settings(AUTH_USER_MODEL="auth.Permission")
def test_foreign_key_swapped(self): def test_foreign_key_swapped(self):
@ -238,6 +253,56 @@ class FieldDeconstructionTests(SimpleTestCase):
self.assertEqual(kwargs['to'].setting_name, "AUTH_USER_MODEL") self.assertEqual(kwargs['to'].setting_name, "AUTH_USER_MODEL")
def test_one_to_one(self): def test_one_to_one(self):
# Test basic pointing
from django.contrib.auth.models import Permission
field = models.OneToOneField("auth.Permission", models.CASCADE)
field.remote_field.model = Permission
field.remote_field.field_name = "id"
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.OneToOneField")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.Permission", "on_delete": models.CASCADE})
self.assertFalse(hasattr(kwargs['to'], "setting_name"))
# Test swap detection for swappable model
field = models.OneToOneField("auth.User", models.CASCADE)
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.OneToOneField")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.User", "on_delete": models.CASCADE})
self.assertEqual(kwargs['to'].setting_name, "AUTH_USER_MODEL")
# Test nonexistent (for now) model
field = models.OneToOneField("something.Else", models.CASCADE)
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.OneToOneField")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "something.Else", "on_delete": models.CASCADE})
# Test on_delete
field = models.OneToOneField("auth.User", models.SET_NULL)
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.OneToOneField")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.User", "on_delete": models.SET_NULL})
# Test to_field
field = models.OneToOneField("auth.Permission", models.CASCADE, to_field="foobar")
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.OneToOneField")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.Permission", "to_field": "foobar", "on_delete": models.CASCADE})
# Test related_name
field = models.OneToOneField("auth.Permission", models.CASCADE, related_name="foobar")
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.OneToOneField")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.Permission", "related_name": "foobar", "on_delete": models.CASCADE})
# Test related_query_name
field = models.OneToOneField("auth.Permission", models.CASCADE, related_query_name="foobar")
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.OneToOneField")
self.assertEqual(args, [])
self.assertEqual(
kwargs,
{"to": "auth.Permission", "related_query_name": "foobar", "on_delete": models.CASCADE}
)
# Test limit_choices_to # Test limit_choices_to
field = models.OneToOneField("auth.Permission", models.CASCADE, limit_choices_to={'foo': 'bar'}) field = models.OneToOneField("auth.Permission", models.CASCADE, limit_choices_to={'foo': 'bar'})
name, path, args, kwargs = field.deconstruct() name, path, args, kwargs = field.deconstruct()
@ -247,6 +312,12 @@ class FieldDeconstructionTests(SimpleTestCase):
kwargs, kwargs,
{"to": "auth.Permission", "limit_choices_to": {'foo': 'bar'}, "on_delete": models.CASCADE} {"to": "auth.Permission", "limit_choices_to": {'foo': 'bar'}, "on_delete": models.CASCADE}
) )
# Test unique
field = models.OneToOneField("auth.Permission", models.CASCADE, unique=True)
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.OneToOneField")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.Permission", "on_delete": models.CASCADE})
def test_image_field(self): def test_image_field(self):
field = models.ImageField(upload_to="foo/barness", width_field="width", height_field="height") field = models.ImageField(upload_to="foo/barness", width_field="width", height_field="height")
@ -314,6 +385,12 @@ class FieldDeconstructionTests(SimpleTestCase):
self.assertEqual(path, "django.db.models.ManyToManyField") self.assertEqual(path, "django.db.models.ManyToManyField")
self.assertEqual(args, []) self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.Permission", "related_name": "custom_table"}) self.assertEqual(kwargs, {"to": "auth.Permission", "related_name": "custom_table"})
# Test related_query_name
field = models.ManyToManyField("auth.Permission", related_query_name="foobar")
name, path, args, kwargs = field.deconstruct()
self.assertEqual(path, "django.db.models.ManyToManyField")
self.assertEqual(args, [])
self.assertEqual(kwargs, {"to": "auth.Permission", "related_query_name": "foobar"})
# Test limit_choices_to # Test limit_choices_to
field = models.ManyToManyField("auth.Permission", limit_choices_to={'foo': 'bar'}) field = models.ManyToManyField("auth.Permission", limit_choices_to={'foo': 'bar'})
name, path, args, kwargs = field.deconstruct() name, path, args, kwargs = field.deconstruct()