0819c291e7
The tests were relying on being able to do
ManyToManyField("NameOfThisModel") instead of the only documented method for
recursive relationships, namely ManyToManyField("self"). The former stopped
working when the fix in r12909 was applied.
Backport of r12932 from trunk
git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.1.X@12933 bcc190cf-cafb-0310-a4f2-bffc1f526a37
292 lines
23 KiB
Python
292 lines
23 KiB
Python
"""
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26. Invalid models
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This example exists purely to point out errors in models.
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"""
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from django.db import models
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class FieldErrors(models.Model):
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charfield = models.CharField()
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charfield2 = models.CharField(max_length=-1)
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charfield3 = models.CharField(max_length="bad")
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decimalfield = models.DecimalField()
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decimalfield2 = models.DecimalField(max_digits=-1, decimal_places=-1)
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decimalfield3 = models.DecimalField(max_digits="bad", decimal_places="bad")
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filefield = models.FileField()
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choices = models.CharField(max_length=10, choices='bad')
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choices2 = models.CharField(max_length=10, choices=[(1,2,3),(1,2,3)])
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index = models.CharField(max_length=10, db_index='bad')
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field_ = models.CharField(max_length=10)
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nullbool = models.BooleanField(null=True)
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class Target(models.Model):
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tgt_safe = models.CharField(max_length=10)
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clash1 = models.CharField(max_length=10)
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clash2 = models.CharField(max_length=10)
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clash1_set = models.CharField(max_length=10)
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class Clash1(models.Model):
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src_safe = models.CharField(max_length=10)
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foreign = models.ForeignKey(Target)
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m2m = models.ManyToManyField(Target)
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class Clash2(models.Model):
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src_safe = models.CharField(max_length=10)
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foreign_1 = models.ForeignKey(Target, related_name='id')
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foreign_2 = models.ForeignKey(Target, related_name='src_safe')
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m2m_1 = models.ManyToManyField(Target, related_name='id')
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m2m_2 = models.ManyToManyField(Target, related_name='src_safe')
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class Target2(models.Model):
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clash3 = models.CharField(max_length=10)
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foreign_tgt = models.ForeignKey(Target)
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clashforeign_set = models.ForeignKey(Target)
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m2m_tgt = models.ManyToManyField(Target)
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clashm2m_set = models.ManyToManyField(Target)
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class Clash3(models.Model):
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src_safe = models.CharField(max_length=10)
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foreign_1 = models.ForeignKey(Target2, related_name='foreign_tgt')
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foreign_2 = models.ForeignKey(Target2, related_name='m2m_tgt')
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m2m_1 = models.ManyToManyField(Target2, related_name='foreign_tgt')
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m2m_2 = models.ManyToManyField(Target2, related_name='m2m_tgt')
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class ClashForeign(models.Model):
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foreign = models.ForeignKey(Target2)
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class ClashM2M(models.Model):
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m2m = models.ManyToManyField(Target2)
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class SelfClashForeign(models.Model):
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src_safe = models.CharField(max_length=10)
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selfclashforeign = models.CharField(max_length=10)
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selfclashforeign_set = models.ForeignKey("SelfClashForeign")
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foreign_1 = models.ForeignKey("SelfClashForeign", related_name='id')
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foreign_2 = models.ForeignKey("SelfClashForeign", related_name='src_safe')
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class ValidM2M(models.Model):
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src_safe = models.CharField(max_length=10)
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validm2m = models.CharField(max_length=10)
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# M2M fields are symmetrical by default. Symmetrical M2M fields
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# on self don't require a related accessor, so many potential
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# clashes are avoided.
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validm2m_set = models.ManyToManyField("self")
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m2m_1 = models.ManyToManyField("self", related_name='id')
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m2m_2 = models.ManyToManyField("self", related_name='src_safe')
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m2m_3 = models.ManyToManyField('self')
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m2m_4 = models.ManyToManyField('self')
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class SelfClashM2M(models.Model):
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src_safe = models.CharField(max_length=10)
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selfclashm2m = models.CharField(max_length=10)
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# Non-symmetrical M2M fields _do_ have related accessors, so
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# there is potential for clashes.
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selfclashm2m_set = models.ManyToManyField("self", symmetrical=False)
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m2m_1 = models.ManyToManyField("self", related_name='id', symmetrical=False)
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m2m_2 = models.ManyToManyField("self", related_name='src_safe', symmetrical=False)
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m2m_3 = models.ManyToManyField('self', symmetrical=False)
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m2m_4 = models.ManyToManyField('self', symmetrical=False)
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class Model(models.Model):
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"But it's valid to call a model Model."
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year = models.PositiveIntegerField() #1960
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make = models.CharField(max_length=10) #Aston Martin
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name = models.CharField(max_length=10) #DB 4 GT
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class Car(models.Model):
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colour = models.CharField(max_length=5)
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model = models.ForeignKey(Model)
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class MissingRelations(models.Model):
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rel1 = models.ForeignKey("Rel1")
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rel2 = models.ManyToManyField("Rel2")
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class MissingManualM2MModel(models.Model):
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name = models.CharField(max_length=5)
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missing_m2m = models.ManyToManyField(Model, through="MissingM2MModel")
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class Person(models.Model):
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name = models.CharField(max_length=5)
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class Group(models.Model):
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name = models.CharField(max_length=5)
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primary = models.ManyToManyField(Person, through="Membership", related_name="primary")
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secondary = models.ManyToManyField(Person, through="Membership", related_name="secondary")
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tertiary = models.ManyToManyField(Person, through="RelationshipDoubleFK", related_name="tertiary")
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class GroupTwo(models.Model):
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name = models.CharField(max_length=5)
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primary = models.ManyToManyField(Person, through="Membership")
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secondary = models.ManyToManyField(Group, through="MembershipMissingFK")
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class Membership(models.Model):
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person = models.ForeignKey(Person)
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group = models.ForeignKey(Group)
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not_default_or_null = models.CharField(max_length=5)
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class MembershipMissingFK(models.Model):
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person = models.ForeignKey(Person)
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class PersonSelfRefM2M(models.Model):
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name = models.CharField(max_length=5)
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friends = models.ManyToManyField('self', through="Relationship")
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too_many_friends = models.ManyToManyField('self', through="RelationshipTripleFK")
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class PersonSelfRefM2MExplicit(models.Model):
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name = models.CharField(max_length=5)
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friends = models.ManyToManyField('self', through="ExplicitRelationship", symmetrical=True)
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class Relationship(models.Model):
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first = models.ForeignKey(PersonSelfRefM2M, related_name="rel_from_set")
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second = models.ForeignKey(PersonSelfRefM2M, related_name="rel_to_set")
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date_added = models.DateTimeField()
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class ExplicitRelationship(models.Model):
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first = models.ForeignKey(PersonSelfRefM2MExplicit, related_name="rel_from_set")
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second = models.ForeignKey(PersonSelfRefM2MExplicit, related_name="rel_to_set")
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date_added = models.DateTimeField()
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class RelationshipTripleFK(models.Model):
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first = models.ForeignKey(PersonSelfRefM2M, related_name="rel_from_set_2")
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second = models.ForeignKey(PersonSelfRefM2M, related_name="rel_to_set_2")
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third = models.ForeignKey(PersonSelfRefM2M, related_name="too_many_by_far")
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date_added = models.DateTimeField()
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class RelationshipDoubleFK(models.Model):
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first = models.ForeignKey(Person, related_name="first_related_name")
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second = models.ForeignKey(Person, related_name="second_related_name")
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third = models.ForeignKey(Group, related_name="rel_to_set")
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date_added = models.DateTimeField()
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class AbstractModel(models.Model):
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name = models.CharField(max_length=10)
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class Meta:
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abstract = True
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class AbstractRelationModel(models.Model):
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fk1 = models.ForeignKey('AbstractModel')
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fk2 = models.ManyToManyField('AbstractModel')
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class UniqueM2M(models.Model):
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""" Model to test for unique ManyToManyFields, which are invalid. """
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unique_people = models.ManyToManyField( Person, unique=True )
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model_errors = """invalid_models.fielderrors: "charfield": CharFields require a "max_length" attribute that is a positive integer.
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invalid_models.fielderrors: "charfield2": CharFields require a "max_length" attribute that is a positive integer.
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invalid_models.fielderrors: "charfield3": CharFields require a "max_length" attribute that is a positive integer.
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invalid_models.fielderrors: "decimalfield": DecimalFields require a "decimal_places" attribute that is a non-negative integer.
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invalid_models.fielderrors: "decimalfield": DecimalFields require a "max_digits" attribute that is a positive integer.
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invalid_models.fielderrors: "decimalfield2": DecimalFields require a "decimal_places" attribute that is a non-negative integer.
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invalid_models.fielderrors: "decimalfield2": DecimalFields require a "max_digits" attribute that is a positive integer.
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invalid_models.fielderrors: "decimalfield3": DecimalFields require a "decimal_places" attribute that is a non-negative integer.
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invalid_models.fielderrors: "decimalfield3": DecimalFields require a "max_digits" attribute that is a positive integer.
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invalid_models.fielderrors: "filefield": FileFields require an "upload_to" attribute.
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invalid_models.fielderrors: "choices": "choices" should be iterable (e.g., a tuple or list).
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invalid_models.fielderrors: "choices2": "choices" should be a sequence of two-tuples.
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invalid_models.fielderrors: "choices2": "choices" should be a sequence of two-tuples.
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invalid_models.fielderrors: "index": "db_index" should be either None, True or False.
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invalid_models.fielderrors: "field_": Field names cannot end with underscores, because this would lead to ambiguous queryset filters.
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invalid_models.fielderrors: "nullbool": BooleanFields do not accept null values. Use a NullBooleanField instead.
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invalid_models.clash1: Accessor for field 'foreign' clashes with field 'Target.clash1_set'. Add a related_name argument to the definition for 'foreign'.
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invalid_models.clash1: Accessor for field 'foreign' clashes with related m2m field 'Target.clash1_set'. Add a related_name argument to the definition for 'foreign'.
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invalid_models.clash1: Reverse query name for field 'foreign' clashes with field 'Target.clash1'. Add a related_name argument to the definition for 'foreign'.
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invalid_models.clash1: Accessor for m2m field 'm2m' clashes with field 'Target.clash1_set'. Add a related_name argument to the definition for 'm2m'.
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invalid_models.clash1: Accessor for m2m field 'm2m' clashes with related field 'Target.clash1_set'. Add a related_name argument to the definition for 'm2m'.
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invalid_models.clash1: Reverse query name for m2m field 'm2m' clashes with field 'Target.clash1'. Add a related_name argument to the definition for 'm2m'.
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invalid_models.clash2: Accessor for field 'foreign_1' clashes with field 'Target.id'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.clash2: Accessor for field 'foreign_1' clashes with related m2m field 'Target.id'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.clash2: Reverse query name for field 'foreign_1' clashes with field 'Target.id'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.clash2: Reverse query name for field 'foreign_1' clashes with related m2m field 'Target.id'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.clash2: Accessor for field 'foreign_2' clashes with related m2m field 'Target.src_safe'. Add a related_name argument to the definition for 'foreign_2'.
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invalid_models.clash2: Reverse query name for field 'foreign_2' clashes with related m2m field 'Target.src_safe'. Add a related_name argument to the definition for 'foreign_2'.
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invalid_models.clash2: Accessor for m2m field 'm2m_1' clashes with field 'Target.id'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.clash2: Accessor for m2m field 'm2m_1' clashes with related field 'Target.id'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.clash2: Reverse query name for m2m field 'm2m_1' clashes with field 'Target.id'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.clash2: Reverse query name for m2m field 'm2m_1' clashes with related field 'Target.id'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.clash2: Accessor for m2m field 'm2m_2' clashes with related field 'Target.src_safe'. Add a related_name argument to the definition for 'm2m_2'.
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invalid_models.clash2: Reverse query name for m2m field 'm2m_2' clashes with related field 'Target.src_safe'. Add a related_name argument to the definition for 'm2m_2'.
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invalid_models.clash3: Accessor for field 'foreign_1' clashes with field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.clash3: Accessor for field 'foreign_1' clashes with related m2m field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.clash3: Reverse query name for field 'foreign_1' clashes with field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.clash3: Reverse query name for field 'foreign_1' clashes with related m2m field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.clash3: Accessor for field 'foreign_2' clashes with m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'foreign_2'.
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invalid_models.clash3: Accessor for field 'foreign_2' clashes with related m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'foreign_2'.
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invalid_models.clash3: Reverse query name for field 'foreign_2' clashes with m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'foreign_2'.
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invalid_models.clash3: Reverse query name for field 'foreign_2' clashes with related m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'foreign_2'.
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invalid_models.clash3: Accessor for m2m field 'm2m_1' clashes with field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.clash3: Accessor for m2m field 'm2m_1' clashes with related field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.clash3: Reverse query name for m2m field 'm2m_1' clashes with field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.clash3: Reverse query name for m2m field 'm2m_1' clashes with related field 'Target2.foreign_tgt'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.clash3: Accessor for m2m field 'm2m_2' clashes with m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'm2m_2'.
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invalid_models.clash3: Accessor for m2m field 'm2m_2' clashes with related field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'm2m_2'.
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invalid_models.clash3: Reverse query name for m2m field 'm2m_2' clashes with m2m field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'm2m_2'.
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invalid_models.clash3: Reverse query name for m2m field 'm2m_2' clashes with related field 'Target2.m2m_tgt'. Add a related_name argument to the definition for 'm2m_2'.
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invalid_models.clashforeign: Accessor for field 'foreign' clashes with field 'Target2.clashforeign_set'. Add a related_name argument to the definition for 'foreign'.
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invalid_models.clashm2m: Accessor for m2m field 'm2m' clashes with m2m field 'Target2.clashm2m_set'. Add a related_name argument to the definition for 'm2m'.
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invalid_models.target2: Accessor for field 'foreign_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'foreign_tgt'.
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invalid_models.target2: Accessor for field 'foreign_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'foreign_tgt'.
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invalid_models.target2: Accessor for field 'foreign_tgt' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'foreign_tgt'.
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invalid_models.target2: Accessor for field 'clashforeign_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashforeign_set'.
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invalid_models.target2: Accessor for field 'clashforeign_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashforeign_set'.
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invalid_models.target2: Accessor for field 'clashforeign_set' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'clashforeign_set'.
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invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
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invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
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invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
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invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
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invalid_models.target2: Accessor for m2m field 'm2m_tgt' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'm2m_tgt'.
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invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
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invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
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invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
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invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
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invalid_models.target2: Accessor for m2m field 'clashm2m_set' clashes with related m2m field 'Target.target2_set'. Add a related_name argument to the definition for 'clashm2m_set'.
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invalid_models.selfclashforeign: Accessor for field 'selfclashforeign_set' clashes with field 'SelfClashForeign.selfclashforeign_set'. Add a related_name argument to the definition for 'selfclashforeign_set'.
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invalid_models.selfclashforeign: Reverse query name for field 'selfclashforeign_set' clashes with field 'SelfClashForeign.selfclashforeign'. Add a related_name argument to the definition for 'selfclashforeign_set'.
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invalid_models.selfclashforeign: Accessor for field 'foreign_1' clashes with field 'SelfClashForeign.id'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.selfclashforeign: Reverse query name for field 'foreign_1' clashes with field 'SelfClashForeign.id'. Add a related_name argument to the definition for 'foreign_1'.
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invalid_models.selfclashforeign: Accessor for field 'foreign_2' clashes with field 'SelfClashForeign.src_safe'. Add a related_name argument to the definition for 'foreign_2'.
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invalid_models.selfclashforeign: Reverse query name for field 'foreign_2' clashes with field 'SelfClashForeign.src_safe'. Add a related_name argument to the definition for 'foreign_2'.
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invalid_models.selfclashm2m: Accessor for m2m field 'selfclashm2m_set' clashes with m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'selfclashm2m_set'.
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invalid_models.selfclashm2m: Reverse query name for m2m field 'selfclashm2m_set' clashes with field 'SelfClashM2M.selfclashm2m'. Add a related_name argument to the definition for 'selfclashm2m_set'.
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invalid_models.selfclashm2m: Accessor for m2m field 'selfclashm2m_set' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'selfclashm2m_set'.
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invalid_models.selfclashm2m: Accessor for m2m field 'm2m_1' clashes with field 'SelfClashM2M.id'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.selfclashm2m: Accessor for m2m field 'm2m_2' clashes with field 'SelfClashM2M.src_safe'. Add a related_name argument to the definition for 'm2m_2'.
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invalid_models.selfclashm2m: Reverse query name for m2m field 'm2m_1' clashes with field 'SelfClashM2M.id'. Add a related_name argument to the definition for 'm2m_1'.
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invalid_models.selfclashm2m: Reverse query name for m2m field 'm2m_2' clashes with field 'SelfClashM2M.src_safe'. Add a related_name argument to the definition for 'm2m_2'.
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invalid_models.selfclashm2m: Accessor for m2m field 'm2m_3' clashes with m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_3'.
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invalid_models.selfclashm2m: Accessor for m2m field 'm2m_3' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_3'.
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invalid_models.selfclashm2m: Accessor for m2m field 'm2m_3' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_3'.
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invalid_models.selfclashm2m: Accessor for m2m field 'm2m_4' clashes with m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_4'.
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invalid_models.selfclashm2m: Accessor for m2m field 'm2m_4' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_4'.
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invalid_models.selfclashm2m: Accessor for m2m field 'm2m_4' clashes with related m2m field 'SelfClashM2M.selfclashm2m_set'. Add a related_name argument to the definition for 'm2m_4'.
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invalid_models.selfclashm2m: Reverse query name for m2m field 'm2m_3' clashes with field 'SelfClashM2M.selfclashm2m'. Add a related_name argument to the definition for 'm2m_3'.
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invalid_models.selfclashm2m: Reverse query name for m2m field 'm2m_4' clashes with field 'SelfClashM2M.selfclashm2m'. Add a related_name argument to the definition for 'm2m_4'.
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invalid_models.missingrelations: 'rel1' has a relation with model Rel1, which has either not been installed or is abstract.
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invalid_models.missingrelations: 'rel2' has an m2m relation with model Rel2, which has either not been installed or is abstract.
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invalid_models.grouptwo: 'primary' is a manually-defined m2m relation through model Membership, which does not have foreign keys to Person and GroupTwo
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invalid_models.grouptwo: 'secondary' is a manually-defined m2m relation through model MembershipMissingFK, which does not have foreign keys to Group and GroupTwo
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invalid_models.missingmanualm2mmodel: 'missing_m2m' specifies an m2m relation through model MissingM2MModel, which has not been installed
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invalid_models.group: The model Group has two manually-defined m2m relations through the model Membership, which is not permitted. Please consider using an extra field on your intermediary model instead.
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invalid_models.group: Intermediary model RelationshipDoubleFK has more than one foreign key to Person, which is ambiguous and is not permitted.
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invalid_models.personselfrefm2m: Many-to-many fields with intermediate tables cannot be symmetrical.
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invalid_models.personselfrefm2m: Intermediary model RelationshipTripleFK has more than two foreign keys to PersonSelfRefM2M, which is ambiguous and is not permitted.
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invalid_models.personselfrefm2mexplicit: Many-to-many fields with intermediate tables cannot be symmetrical.
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invalid_models.abstractrelationmodel: 'fk1' has a relation with model AbstractModel, which has either not been installed or is abstract.
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invalid_models.abstractrelationmodel: 'fk2' has an m2m relation with model AbstractModel, which has either not been installed or is abstract.
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invalid_models.uniquem2m: ManyToManyFields cannot be unique. Remove the unique argument on 'unique_people'.
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"""
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