python

Finished
1919class BaseConstraint:
2020 default_violation_error_message = _("Constraint ā€œ%(name)sā€ is violated.")
2121 violation_error_message = None
22 default_violation_error_code = "constraint_violated"
23 violation_error_code = None
2224
2325 # RemovedInDjango60Warning: When the deprecation ends, replace with:
24 # def __init__(self, *, name, violation_error_message=None):
25 def __init__(self, *args, name=None, violation_error_message=None):
26 # def __init__(self, *, name, violation_error_message=None, violation_error_code=None):
27 def __init__(self, *args, name=None, violation_error_message=None, violation_error_code=None):
2628 # RemovedInDjango60Warning.
2729 if name is None and not args:
2830 raise TypeError(
3436 self.violation_error_message = violation_error_message
3537 else:
3638 self.violation_error_message = self.default_violation_error_message
39 if violation_error_code is not None:
40 self.violation_error_code = violation_error_code
41 else:
42 self.violation_error_code = self.default_violation_error_code
3743 # RemovedInDjango60Warning.
3844 if args:
3945 warnings.warn(
4248 RemovedInDjango60Warning,
4349 stacklevel=2,
4450 )
45 for arg, attr in zip(args, ["name", "violation_error_message"]):
51 for arg, attr in zip(args, ["name", "violation_error_message", "violation_error_code"]):
4652 if arg:
4753 setattr(self, attr, arg)
4854
7480 and self.violation_error_message != self.default_violation_error_message
7581 ):
7682 kwargs["violation_error_message"] = self.violation_error_message
83 if (
84 self.violation_error_code is not None
85 and self.violation_error_code != self.default_violation_error_code
86 ):
87 kwargs["violation_error_code"] = self.violation_error_code
7788 return (path, (), kwargs)
7889
7990 def clone(self):
8293
8394
8495class CheckConstraint(BaseConstraint):
85 def __init__(self, *, check, name, violation_error_message=None):
96 def __init__(self, *, check, name, violation_error_message=None, violation_error_code=None):
8697 self.check = check
8798 if not getattr(check, "conditional", False):
8899 raise TypeError(
89100 "CheckConstraint.check must be a Q instance or boolean expression."
90101 )
91 super().__init__(name=name, violation_error_message=violation_error_message)
102 super().__init__(name=name, violation_error_message=violation_error_message, violation_error_code=violation_error_code)
92103
93104 def _get_check_sql(self, model, schema_editor):
94105 query = Query(model=model, alias_cols=False)
112123 against = instance._get_field_value_map(meta=model._meta, exclude=exclude)
113124 try:
114125 if not Q(self.check).check(against, using=using):
115 raise ValidationError(self.get_violation_error_message())
126 raise ValidationError(self.get_violation_error_message(), code=self.violation_error_code)
116127 except FieldError:
117128 pass
118129
119130 def __repr__(self):
120 return "<%s: check=%s name=%s%s>" % (
131 return "<%s: check=%s name=%s%s%s>" % (
121132 self.__class__.__qualname__,
122133 self.check,
123134 repr(self.name),
127138 or self.violation_error_message == self.default_violation_error_message
128139 else " violation_error_message=%r" % self.violation_error_message
129140 ),
141 (
142 ""
143 if self.violation_error_code is None
144 or self.violation_error_code == self.default_violation_error_code
145 else " violation_error_code=%r" % self.violation_error_code
146 ),
130147 )
131148
132149 def __eq__(self, other):
135152 self.name == other.name
136153 and self.check == other.check
137154 and self.violation_error_message == other.violation_error_message
155 and self.violation_error_code == other.violation_error_code
138156 )
139157 return super().__eq__(other)
140158
164182 include=None,
165183 opclasses=(),
166184 violation_error_message=None,
185 violation_error_code=None,
167186 ):
168187 if not name:
169188 raise ValueError("A unique constraint must be named.")
213232 F(expression) if isinstance(expression, str) else expression
214233 for expression in expressions
215234 )
216 super().__init__(name=name, violation_error_message=violation_error_message)
235 super().__init__(name=name, violation_error_message=violation_error_message, violation_error_code=violation_error_code)
217236
218237 @property
219238 def contains_expressions(self):
293312 )
294313
295314 def __repr__(self):
296 return "<%s:%s%s%s%s%s%s%s%s>" % (
315 return "<%s:%s%s%s%s%s%s%s%s%s>" % (
297316 self.__class__.__qualname__,
298317 "" if not self.fields else " fields=%s" % repr(self.fields),
299318 "" if not self.expressions else " expressions=%s" % repr(self.expressions),
308327 or self.violation_error_message == self.default_violation_error_message
309328 else " violation_error_message=%r" % self.violation_error_message
310329 ),
330 (
331 ""
332 if self.violation_error_code is None
333 or self.violation_error_code == self.default_violation_error_code
334 else " violation_error_code=%r" % self.violation_error_code
335 ),
311336 )
312337
313338 def __eq__(self, other):
321346 and self.opclasses == other.opclasses
322347 and self.expressions == other.expressions
323348 and self.violation_error_message == other.violation_error_message
349 and self.violation_error_code == other.violation_error_code
324350 )
325351 return super().__eq__(other)
326352
336362 kwargs["include"] = self.include
337363 if self.opclasses:
338364 kwargs["opclasses"] = self.opclasses
365 if self.violation_error_code is not None:
366 kwargs["violation_error_code"] = self.violation_error_code
339367 return path, self.expressions, kwargs
340368
341369 def validate(self, model, instance, exclude=None, using=DEFAULT_DB_ALIAS):
385413 if not self.condition:
386414 if queryset.exists():
387415 if self.expressions:
388 raise ValidationError(self.get_violation_error_message())
416 raise ValidationError(self.get_violation_error_message(), code=self.violation_error_code)
389417 # When fields are defined, use the unique_error_message() for
390418 # backward compatibility.
391419 for model, constraints in instance.get_constraints():
400428 if (self.condition & Exists(queryset.filter(self.condition))).check(
401429 against, using=using
402430 ):
403 raise ValidationError(self.get_violation_error_message())
431 raise ValidationError(self.get_violation_error_message(), code=self.violation_error_code)
404432 except FieldError:
405433 pass
Test NameStatus
test_deconstruction (constraints.tests.UniqueConstraintTests.test_deconstruction)
Fail
test_deconstruction_with_condition (constraints.tests.UniqueConstraintTests.test_deconstruction_with_condition)
Fail
test_deconstruction_with_deferrable (constraints.tests.UniqueConstraintTests.test_deconstruction_with_deferrable)
Fail
test_deconstruction_with_expressions (constraints.tests.UniqueConstraintTests.test_deconstruction_with_expressions)
Fail
test_deconstruction_with_include (constraints.tests.UniqueConstraintTests.test_deconstruction_with_include)
Fail
test_deconstruction_with_opclasses (constraints.tests.UniqueConstraintTests.test_deconstruction_with_opclasses)
Fail
test_custom_violation_code_message (constraints.tests.BaseConstraintTests.test_custom_violation_code_message)
Pass
test_deconstruction (constraints.tests.BaseConstraintTests.test_deconstruction)
Pass
test_eq (constraints.tests.CheckConstraintTests.test_eq)
Pass
test_repr_with_violation_error_code (constraints.tests.CheckConstraintTests.test_repr_with_violation_error_code)
Pass
test_validate_custom_error (constraints.tests.CheckConstraintTests.test_validate_custom_error)
Pass
test_eq (constraints.tests.UniqueConstraintTests.test_eq)
Pass
test_repr_with_violation_error_code (constraints.tests.UniqueConstraintTests.test_repr_with_violation_error_code)
Pass
test_validate_conditon_custom_error (constraints.tests.UniqueConstraintTests.test_validate_conditon_custom_error)
Pass
test_constraint_sql (constraints.tests.BaseConstraintTests.test_constraint_sql)
Pass
test_contains_expressions (constraints.tests.BaseConstraintTests.test_contains_expressions)
Pass
test_create_sql (constraints.tests.BaseConstraintTests.test_create_sql)
Pass
test_custom_violation_error_message (constraints.tests.BaseConstraintTests.test_custom_violation_error_message)
Pass
test_custom_violation_error_message_clone (constraints.tests.BaseConstraintTests.test_custom_violation_error_message_clone)
Pass
test_default_violation_error_message (constraints.tests.BaseConstraintTests.test_default_violation_error_message)
Pass
test_deprecation (constraints.tests.BaseConstraintTests.test_deprecation)
Pass
test_name_required (constraints.tests.BaseConstraintTests.test_name_required)
Pass
test_positional_arguments (constraints.tests.BaseConstraintTests.test_positional_arguments)
Pass
test_remove_sql (constraints.tests.BaseConstraintTests.test_remove_sql)
Pass
test_validate (constraints.tests.BaseConstraintTests.test_validate)
Pass
test_abstract_name (constraints.tests.CheckConstraintTests.test_abstract_name)
Pass
test_database_constraint (constraints.tests.CheckConstraintTests.test_database_constraint)
Pass
test_database_constraint_unicode (constraints.tests.CheckConstraintTests.test_database_constraint_unicode)
Pass
test_deconstruction (constraints.tests.CheckConstraintTests.test_deconstruction)
Pass
test_invalid_check_types (constraints.tests.CheckConstraintTests.test_invalid_check_types)
Pass
test_name (constraints.tests.CheckConstraintTests.test_name)
Pass
test_repr (constraints.tests.CheckConstraintTests.test_repr)
Pass
test_repr_with_violation_error_message (constraints.tests.CheckConstraintTests.test_repr_with_violation_error_message)
Pass
test_validate (constraints.tests.CheckConstraintTests.test_validate)
Pass
test_validate_boolean_expressions (constraints.tests.CheckConstraintTests.test_validate_boolean_expressions)
Pass
test_validate_nullable_field_with_none (constraints.tests.CheckConstraintTests.test_validate_nullable_field_with_none)
Pass
test_validate_rawsql_expressions_noop (constraints.tests.CheckConstraintTests.test_validate_rawsql_expressions_noop)
Pass
test_condition_must_be_q (constraints.tests.UniqueConstraintTests.test_condition_must_be_q)
Pass
test_database_constraint (constraints.tests.UniqueConstraintTests.test_database_constraint)
Pass
test_database_constraint_with_condition (constraints.tests.UniqueConstraintTests.test_database_constraint_with_condition)
Pass
test_deferrable_with_condition (constraints.tests.UniqueConstraintTests.test_deferrable_with_condition)
Pass
test_deferrable_with_expressions (constraints.tests.UniqueConstraintTests.test_deferrable_with_expressions)
Pass
test_deferrable_with_include (constraints.tests.UniqueConstraintTests.test_deferrable_with_include)
Pass
test_deferrable_with_opclasses (constraints.tests.UniqueConstraintTests.test_deferrable_with_opclasses)
Pass
test_eq_with_condition (constraints.tests.UniqueConstraintTests.test_eq_with_condition)
Pass
test_eq_with_deferrable (constraints.tests.UniqueConstraintTests.test_eq_with_deferrable)
Pass
test_eq_with_expressions (constraints.tests.UniqueConstraintTests.test_eq_with_expressions)
Pass
test_eq_with_include (constraints.tests.UniqueConstraintTests.test_eq_with_include)
Pass
test_eq_with_opclasses (constraints.tests.UniqueConstraintTests.test_eq_with_opclasses)
Pass
test_expressions_and_fields_mutually_exclusive (constraints.tests.UniqueConstraintTests.test_expressions_and_fields_mutually_exclusive)
Pass
test_expressions_with_opclasses (constraints.tests.UniqueConstraintTests.test_expressions_with_opclasses)
Pass
test_invalid_defer_argument (constraints.tests.UniqueConstraintTests.test_invalid_defer_argument)
Pass
test_invalid_include_argument (constraints.tests.UniqueConstraintTests.test_invalid_include_argument)
Pass
test_invalid_opclasses_argument (constraints.tests.UniqueConstraintTests.test_invalid_opclasses_argument)
Pass
test_model_validation (constraints.tests.UniqueConstraintTests.test_model_validation)
Pass
test_model_validation_constraint_no_code_error (constraints.tests.UniqueConstraintTests.test_model_validation_constraint_no_code_error)
Pass
Partial unique constraints are not ignored by
Pass
test_name (constraints.tests.UniqueConstraintTests.test_name)
Pass
test_opclasses_and_fields_same_length (constraints.tests.UniqueConstraintTests.test_opclasses_and_fields_same_length)
Pass
test_repr (constraints.tests.UniqueConstraintTests.test_repr)
Pass
test_repr_with_condition (constraints.tests.UniqueConstraintTests.test_repr_with_condition)
Pass
test_repr_with_deferrable (constraints.tests.UniqueConstraintTests.test_repr_with_deferrable)
Pass
test_repr_with_expressions (constraints.tests.UniqueConstraintTests.test_repr_with_expressions)
Pass
test_repr_with_include (constraints.tests.UniqueConstraintTests.test_repr_with_include)
Pass
test_repr_with_opclasses (constraints.tests.UniqueConstraintTests.test_repr_with_opclasses)
Pass
test_repr_with_violation_error_message (constraints.tests.UniqueConstraintTests.test_repr_with_violation_error_message)
Pass
test_requires_field_or_expression (constraints.tests.UniqueConstraintTests.test_requires_field_or_expression)
Pass
test_requires_name (constraints.tests.UniqueConstraintTests.test_requires_name)
Pass
test_validate (constraints.tests.UniqueConstraintTests.test_validate)
Pass
test_validate_condition (constraints.tests.UniqueConstraintTests.test_validate_condition)
Pass
test_validate_expression (constraints.tests.UniqueConstraintTests.test_validate_expression)
Pass
test_validate_expression_condition (constraints.tests.UniqueConstraintTests.test_validate_expression_condition)
Pass
test_validate_expression_str (constraints.tests.UniqueConstraintTests.test_validate_expression_str)
Pass
test_validate_ordered_expression (constraints.tests.UniqueConstraintTests.test_validate_ordered_expression)
Pass
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