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# -*- coding: utf-8 -*-
import itertools
import re
import sys
from datetime import datetime, date
from random import choice
from string import ascii_lowercase
from pytest import mark
from cerberus import errors, Validator
from cerberus.tests import (
assert_bad_type,
assert_document_error,
assert_fail,
assert_has_error,
assert_not_has_error,
assert_success,
)
from cerberus.tests.conftest import sample_schema
def test_empty_document():
assert_document_error(None, sample_schema, None, errors.DOCUMENT_MISSING)
def test_bad_document_type():
document = "not a dict"
assert_document_error(
document, sample_schema, None, errors.DOCUMENT_FORMAT.format(document)
)
def test_unknown_field(validator):
field = 'surname'
assert_fail(
{field: 'doe'},
validator=validator,
error=(field, (), errors.UNKNOWN_FIELD, None),
)
assert validator.errors == {field: ['unknown field']}
def test_empty_field_definition(document):
field = 'name'
schema = {field: {}}
assert_success(document, schema)
def test_required_field(schema):
field = 'a_required_string'
required_string_extension = {
'a_required_string': {
'type': 'string',
'minlength': 2,
'maxlength': 10,
'required': True,
}
}
schema.update(required_string_extension)
assert_fail(
{'an_integer': 1},
schema,
error=(field, (field, 'required'), errors.REQUIRED_FIELD, True),
)
def test_nullable_field():
assert_success({'a_nullable_integer': None})
assert_success({'a_nullable_integer': 3})
assert_success({'a_nullable_field_without_type': None})
assert_fail({'a_nullable_integer': "foo"})
assert_fail({'an_integer': None})
assert_fail({'a_not_nullable_field_without_type': None})
def test_nullable_skips_allowed():
schema = {'role': {'allowed': ['agent', 'client', 'supplier'], 'nullable': True}}
assert_success({'role': None}, schema)
def test_readonly_field():
field = 'a_readonly_string'
assert_fail(
{field: 'update me if you can'},
error=(field, (field, 'readonly'), errors.READONLY_FIELD, True),
)
def test_readonly_field_first_rule():
# test that readonly rule is checked before any other rule, and blocks.
# See #63.
schema = {'a_readonly_number': {'type': 'integer', 'readonly': True, 'max': 1}}
v = Validator(schema)
v.validate({'a_readonly_number': 2})
# it would be a list if there's more than one error; we get a dict
# instead.
assert 'read-only' in v.errors['a_readonly_number'][0]
def test_readonly_field_with_default_value():
schema = {
'created': {'type': 'string', 'readonly': True, 'default': 'today'},
'modified': {
'type': 'string',
'readonly': True,
'default_setter': lambda d: d['created'],
},
}
assert_success({}, schema)
expected_errors = [
(
'created',
('created', 'readonly'),
errors.READONLY_FIELD,
schema['created']['readonly'],
),
(
'modified',
('modified', 'readonly'),
errors.READONLY_FIELD,
schema['modified']['readonly'],
),
]
assert_fail(
{'created': 'tomorrow', 'modified': 'today'}, schema, errors=expected_errors
)
assert_fail(
{'created': 'today', 'modified': 'today'}, schema, errors=expected_errors
)
def test_nested_readonly_field_with_default_value():
schema = {
'some_field': {
'type': 'dict',
'schema': {
'created': {'type': 'string', 'readonly': True, 'default': 'today'},
'modified': {
'type': 'string',
'readonly': True,
'default_setter': lambda d: d['created'],
},
},
}
}
assert_success({'some_field': {}}, schema)
expected_errors = [
(
('some_field', 'created'),
('some_field', 'schema', 'created', 'readonly'),
errors.READONLY_FIELD,
schema['some_field']['schema']['created']['readonly'],
),
(
('some_field', 'modified'),
('some_field', 'schema', 'modified', 'readonly'),
errors.READONLY_FIELD,
schema['some_field']['schema']['modified']['readonly'],
),
]
assert_fail(
{'some_field': {'created': 'tomorrow', 'modified': 'now'}},
schema,
errors=expected_errors,
)
assert_fail(
{'some_field': {'created': 'today', 'modified': 'today'}},
schema,
errors=expected_errors,
)
def test_repeated_readonly(validator):
# https://github.com/pyeve/cerberus/issues/311
validator.schema = {'id': {'readonly': True}}
assert_fail({'id': 0}, validator=validator)
assert_fail({'id': 0}, validator=validator)
def test_not_a_string():
assert_bad_type('a_string', 'string', 1)
def test_not_a_binary():
# 'u' literal prefix produces type `str` in Python 3
assert_bad_type('a_binary', 'binary', u"i'm not a binary")
def test_not_a_integer():
assert_bad_type('an_integer', 'integer', "i'm not an integer")
def test_not_a_boolean():
assert_bad_type('a_boolean', 'boolean', "i'm not a boolean")
def test_not_a_datetime():
assert_bad_type('a_datetime', 'datetime', "i'm not a datetime")
def test_not_a_float():
assert_bad_type('a_float', 'float', "i'm not a float")
def test_not_a_number():
assert_bad_type('a_number', 'number', "i'm not a number")
def test_not_a_list():
assert_bad_type('a_list_of_values', 'list', "i'm not a list")
def test_not_a_dict():
assert_bad_type('a_dict', 'dict', "i'm not a dict")
def test_bad_max_length(schema):
field = 'a_string'
max_length = schema[field]['maxlength']
value = "".join(choice(ascii_lowercase) for i in range(max_length + 1))
assert_fail(
{field: value},
error=(
field,
(field, 'maxlength'),
errors.MAX_LENGTH,
max_length,
(len(value),),
),
)
def test_bad_max_length_binary(schema):
field = 'a_binary'
max_length = schema[field]['maxlength']
value = b'\x00' * (max_length + 1)
assert_fail(
{field: value},
error=(
field,
(field, 'maxlength'),
errors.MAX_LENGTH,
max_length,
(len(value),),
),
)
def test_bad_min_length(schema):
field = 'a_string'
min_length = schema[field]['minlength']
value = "".join(choice(ascii_lowercase) for i in range(min_length - 1))
assert_fail(
{field: value},
error=(
field,
(field, 'minlength'),
errors.MIN_LENGTH,
min_length,
(len(value),),
),
)
def test_bad_min_length_binary(schema):
field = 'a_binary'
min_length = schema[field]['minlength']
value = b'\x00' * (min_length - 1)
assert_fail(
{field: value},
error=(
field,
(field, 'minlength'),
errors.MIN_LENGTH,
min_length,
(len(value),),
),
)
def test_bad_max_value(schema):
def assert_bad_max_value(field, inc):
max_value = schema[field]['max']
value = max_value + inc
assert_fail(
{field: value}, error=(field, (field, 'max'), errors.MAX_VALUE, max_value)
)
field = 'an_integer'
assert_bad_max_value(field, 1)
field = 'a_float'
assert_bad_max_value(field, 1.0)
field = 'a_number'
assert_bad_max_value(field, 1)
def test_bad_min_value(schema):
def assert_bad_min_value(field, inc):
min_value = schema[field]['min']
value = min_value - inc
assert_fail(
{field: value}, error=(field, (field, 'min'), errors.MIN_VALUE, min_value)
)
field = 'an_integer'
assert_bad_min_value(field, 1)
field = 'a_float'
assert_bad_min_value(field, 1.0)
field = 'a_number'
assert_bad_min_value(field, 1)
def test_bad_schema():
field = 'a_dict'
subschema_field = 'address'
schema = {
field: {
'type': 'dict',
'schema': {
subschema_field: {'type': 'string'},
'city': {'type': 'string', 'required': True},
},
}
}
document = {field: {subschema_field: 34}}
validator = Validator(schema)
assert_fail(
document,
validator=validator,
error=(
field,
(field, 'schema'),
errors.MAPPING_SCHEMA,
validator.schema['a_dict']['schema'],
),
child_errors=[
(
(field, subschema_field),
(field, 'schema', subschema_field, 'type'),
errors.BAD_TYPE,
'string',
),
(
(field, 'city'),
(field, 'schema', 'city', 'required'),
errors.REQUIRED_FIELD,
True,
),
],
)
handler = errors.BasicErrorHandler
assert field in validator.errors
assert subschema_field in validator.errors[field][-1]
assert (
handler.messages[errors.BAD_TYPE.code].format(constraint='string')
in validator.errors[field][-1][subschema_field]
)
assert 'city' in validator.errors[field][-1]
assert (
handler.messages[errors.REQUIRED_FIELD.code]
in validator.errors[field][-1]['city']
)
def test_bad_valuesrules():
field = 'a_dict_with_valuesrules'
schema_field = 'a_string'
value = {schema_field: 'not an integer'}
exp_child_errors = [
(
(field, schema_field),
(field, 'valuesrules', 'type'),
errors.BAD_TYPE,
'integer',
)
]
assert_fail(
{field: value},
error=(field, (field, 'valuesrules'), errors.VALUESRULES, {'type': 'integer'}),
child_errors=exp_child_errors,
)
def test_bad_list_of_values(validator):
field = 'a_list_of_values'
value = ['a string', 'not an integer']
assert_fail(
{field: value},
validator=validator,
error=(
field,
(field, 'items'),
errors.BAD_ITEMS,
[{'type': 'string'}, {'type': 'integer'}],
),
child_errors=[
((field, 1), (field, 'items', 1, 'type'), errors.BAD_TYPE, 'integer')
],
)
assert (
errors.BasicErrorHandler.messages[errors.BAD_TYPE.code].format(
constraint='integer'
)
in validator.errors[field][-1][1]
)
value = ['a string', 10, 'an extra item']
assert_fail(
{field: value},
error=(
field,
(field, 'items'),
errors.ITEMS_LENGTH,
[{'type': 'string'}, {'type': 'integer'}],
(2, 3),
),
)
def test_bad_list_of_integers():
field = 'a_list_of_integers'
value = [34, 'not an integer']
assert_fail({field: value})
def test_bad_list_of_dicts():
field = 'a_list_of_dicts'
map_schema = {
'sku': {'type': 'string'},
'price': {'type': 'integer', 'required': True},
}
seq_schema = {'type': 'dict', 'schema': map_schema}
schema = {field: {'type': 'list', 'schema': seq_schema}}
validator = Validator(schema)
value = [{'sku': 'KT123', 'price': '100'}]
document = {field: value}
assert_fail(
document,
validator=validator,
error=(field, (field, 'schema'), errors.SEQUENCE_SCHEMA, seq_schema),
child_errors=[
((field, 0), (field, 'schema', 'schema'), errors.MAPPING_SCHEMA, map_schema)
],
)
assert field in validator.errors
assert 0 in validator.errors[field][-1]
assert 'price' in validator.errors[field][-1][0][-1]
exp_msg = errors.BasicErrorHandler.messages[errors.BAD_TYPE.code].format(
constraint='integer'
)
assert exp_msg in validator.errors[field][-1][0][-1]['price']
value = ["not a dict"]
exp_child_errors = [
((field, 0), (field, 'schema', 'type'), errors.BAD_TYPE, 'dict', ())
]
assert_fail(
{field: value},
error=(field, (field, 'schema'), errors.SEQUENCE_SCHEMA, seq_schema),
child_errors=exp_child_errors,
)
def test_array_unallowed():
field = 'an_array'
value = ['agent', 'client', 'profit']
assert_fail(
{field: value},
error=(
field,
(field, 'allowed'),
errors.UNALLOWED_VALUES,
['agent', 'client', 'vendor'],
(('profit',),),
),
)
def test_string_unallowed():
field = 'a_restricted_string'
value = 'profit'
assert_fail(
{field: value},
error=(
field,
(field, 'allowed'),
errors.UNALLOWED_VALUE,
['agent', 'client', 'vendor'],
value,
),
)
def test_integer_unallowed():
field = 'a_restricted_integer'
value = 2
assert_fail(
{field: value},
error=(field, (field, 'allowed'), errors.UNALLOWED_VALUE, [-1, 0, 1], value),
)
def test_integer_allowed():
assert_success({'a_restricted_integer': -1})
def test_validate_update():
assert_success(
{
'an_integer': 100,
'a_dict': {'address': 'adr'},
'a_list_of_dicts': [{'sku': 'let'}],
},
update=True,
)
def test_string():
assert_success({'a_string': 'john doe'})
def test_string_allowed():
assert_success({'a_restricted_string': 'client'})
def test_integer():
assert_success({'an_integer': 50})
def test_boolean():
assert_success({'a_boolean': True})
def test_datetime():
assert_success({'a_datetime': datetime.now()})
def test_float():
assert_success({'a_float': 3.5})
assert_success({'a_float': 1})
def test_number():
assert_success({'a_number': 3.5})
assert_success({'a_number': 3})
def test_array():
assert_success({'an_array': ['agent', 'client']})
def test_set():
assert_success({'a_set': set(['hello', 1])})
def test_one_of_two_types(validator):
field = 'one_or_more_strings'
assert_success({field: 'foo'})
assert_success({field: ['foo', 'bar']})
exp_child_errors = [
((field, 1), (field, 'schema', 'type'), errors.BAD_TYPE, 'string')
]
assert_fail(
{field: ['foo', 23]},
validator=validator,
error=(field, (field, 'schema'), errors.SEQUENCE_SCHEMA, {'type': 'string'}),
child_errors=exp_child_errors,
)
assert_fail(
{field: 23},
error=((field,), (field, 'type'), errors.BAD_TYPE, ['string', 'list']),
)
assert validator.errors == {field: [{1: ['must be of string type']}]}
def test_regex(validator):
field = 'a_regex_email'
assert_success({field: 'valid.email@gmail.com'}, validator=validator)
assert_fail(
{field: 'invalid'},
update=True,
error=(
field,
(field, 'regex'),
errors.REGEX_MISMATCH,
r'^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$',
),
)
def test_regex_with_flag():
assert_success({"item": "hOly grAil"}, {"item": {"regex": "(?i)holy grail"}})
assert_fail({"item": "hOly grAil"}, {"item": {"regex": "holy grail"}})
def test_a_list_of_dicts():
assert_success(
{
'a_list_of_dicts': [
{'sku': 'AK345', 'price': 100},
{'sku': 'YZ069', 'price': 25},
]
}
)
def test_a_list_of_values():
assert_success({'a_list_of_values': ['hello', 100]})
def test_an_array_from_set():
assert_success({'an_array_from_set': ['agent', 'client']})
def test_a_list_of_integers():
assert_success({'a_list_of_integers': [99, 100]})
def test_a_dict(schema):
assert_success({'a_dict': {'address': 'i live here', 'city': 'in my own town'}})
assert_fail(
{'a_dict': {'address': 8545}},
error=(
'a_dict',
('a_dict', 'schema'),
errors.MAPPING_SCHEMA,
schema['a_dict']['schema'],
),
child_errors=[
(
('a_dict', 'address'),
('a_dict', 'schema', 'address', 'type'),
errors.BAD_TYPE,
'string',
),
(
('a_dict', 'city'),
('a_dict', 'schema', 'city', 'required'),
errors.REQUIRED_FIELD,
True,
),
],
)
def test_a_dict_with_valuesrules(validator):
assert_success(
{'a_dict_with_valuesrules': {'an integer': 99, 'another integer': 100}}
)
error = (
'a_dict_with_valuesrules',
('a_dict_with_valuesrules', 'valuesrules'),
errors.VALUESRULES,
{'type': 'integer'},
)
child_errors = [
(
('a_dict_with_valuesrules', 'a string'),
('a_dict_with_valuesrules', 'valuesrules', 'type'),
errors.BAD_TYPE,
'integer',
)
]
assert_fail(
{'a_dict_with_valuesrules': {'a string': '99'}},
validator=validator,
error=error,
child_errors=child_errors,
)
assert 'valuesrules' in validator.schema_error_tree['a_dict_with_valuesrules']
v = validator.schema_error_tree
assert len(v['a_dict_with_valuesrules']['valuesrules'].descendants) == 1
# TODO remove 'keyschema' as rule with the next major release
@mark.parametrize('rule', ('keysrules', 'keyschema'))
def test_keysrules(rule):
schema = {
'a_dict_with_keysrules': {
'type': 'dict',
rule: {'type': 'string', 'regex': '[a-z]+'},
}
}
assert_success({'a_dict_with_keysrules': {'key': 'value'}}, schema=schema)
assert_fail({'a_dict_with_keysrules': {'KEY': 'value'}}, schema=schema)
def test_a_list_length(schema):
field = 'a_list_length'
min_length = schema[field]['minlength']
max_length = schema[field]['maxlength']
assert_fail(
{field: [1] * (min_length - 1)},
error=(
field,
(field, 'minlength'),
errors.MIN_LENGTH,
min_length,
(min_length - 1,),
),
)
for i in range(min_length, max_length):
value = [1] * i
assert_success({field: value})
assert_fail(
{field: [1] * (max_length + 1)},
error=(
field,
(field, 'maxlength'),
errors.MAX_LENGTH,
max_length,
(max_length + 1,),
),
)
def test_custom_datatype():
class MyValidator(Validator):
def _validate_type_objectid(self, value):
if re.match('[a-f0-9]{24}', value):
return True
schema = {'test_field': {'type': 'objectid'}}
validator = MyValidator(schema)
assert_success({'test_field': '50ad188438345b1049c88a28'}, validator=validator)
assert_fail(
{'test_field': 'hello'},
validator=validator,
error=('test_field', ('test_field', 'type'), errors.BAD_TYPE, 'objectid'),
)
def test_custom_datatype_rule():
class MyValidator(Validator):
def _validate_min_number(self, min_number, field, value):
"""{'type': 'number'}"""
if value < min_number:
self._error(field, 'Below the min')
# TODO replace with TypeDefintion in next major release
def _validate_type_number(self, value):
if isinstance(value, int):
return True
schema = {'test_field': {'min_number': 1, 'type': 'number'}}
validator = MyValidator(schema)
assert_fail(
{'test_field': '0'},
validator=validator,
error=('test_field', ('test_field', 'type'), errors.BAD_TYPE, 'number'),
)
assert_fail(
{'test_field': 0},
validator=validator,
error=('test_field', (), errors.CUSTOM, None, ('Below the min',)),
)
assert validator.errors == {'test_field': ['Below the min']}
def test_custom_validator():
class MyValidator(Validator):
def _validate_isodd(self, isodd, field, value):
"""{'type': 'boolean'}"""
if isodd and not bool(value & 1):
self._error(field, 'Not an odd number')
schema = {'test_field': {'isodd': True}}
validator = MyValidator(schema)
assert_success({'test_field': 7}, validator=validator)
assert_fail(
{'test_field': 6},
validator=validator,
error=('test_field', (), errors.CUSTOM, None, ('Not an odd number',)),
)
assert validator.errors == {'test_field': ['Not an odd number']}
@mark.parametrize(
'value, _type', (('', 'string'), ((), 'list'), ({}, 'dict'), ([], 'list'))
)
def test_empty_values(value, _type):
field = 'test'
schema = {field: {'type': _type}}
document = {field: value}
assert_success(document, schema)
schema[field]['empty'] = False
assert_fail(
document,
schema,
error=(field, (field, 'empty'), errors.EMPTY_NOT_ALLOWED, False),
)
schema[field]['empty'] = True
assert_success(document, schema)
def test_empty_skips_regex(validator):
schema = {'foo': {'empty': True, 'regex': r'\d?\d\.\d\d', 'type': 'string'}}
assert validator({'foo': ''}, schema)
def test_ignore_none_values():
field = 'test'
schema = {field: {'type': 'string', 'empty': False, 'required': False}}
document = {field: None}
# Test normal behaviour
validator = Validator(schema, ignore_none_values=False)
assert_fail(document, validator=validator)
validator.schema[field]['required'] = True
validator.schema.validate()
_errors = assert_fail(document, validator=validator)
assert_not_has_error(
_errors, field, (field, 'required'), errors.REQUIRED_FIELD, True
)
# Test ignore None behaviour
validator = Validator(schema, ignore_none_values=True)
validator.schema[field]['required'] = False
validator.schema.validate()
assert_success(document, validator=validator)
validator.schema[field]['required'] = True
_errors = assert_fail(schema=schema, document=document, validator=validator)
assert_has_error(_errors, field, (field, 'required'), errors.REQUIRED_FIELD, True)
assert_not_has_error(_errors, field, (field, 'type'), errors.BAD_TYPE, 'string')
def test_unknown_keys():
schema = {}
# test that unknown fields are allowed when allow_unknown is True.
v = Validator(allow_unknown=True, schema=schema)
assert_success({"unknown1": True, "unknown2": "yes"}, validator=v)
# test that unknown fields are allowed only if they meet the
# allow_unknown schema when provided.
v.allow_unknown = {'type': 'string'}
assert_success(document={'name': 'mark'}, validator=v)
assert_fail({"name": 1}, validator=v)
# test that unknown fields are not allowed if allow_unknown is False
v.allow_unknown = False
assert_fail({'name': 'mark'}, validator=v)
def test_unknown_key_dict(validator):
# https://github.com/pyeve/cerberus/issues/177
validator.allow_unknown = True
document = {'a_dict': {'foo': 'foo_value', 'bar': 25}}
assert_success(document, {}, validator=validator)
def test_unknown_key_list(validator):
# https://github.com/pyeve/cerberus/issues/177
validator.allow_unknown = True
document = {'a_dict': ['foo', 'bar']}
assert_success(document, {}, validator=validator)
def test_unknown_keys_list_of_dicts(validator):
# test that allow_unknown is honored even for subdicts in lists.
# https://github.com/pyeve/cerberus/issues/67.
validator.allow_unknown = True
document = {'a_list_of_dicts': [{'sku': 'YZ069', 'price': 25, 'extra': True}]}
assert_success(document, validator=validator)
def test_unknown_keys_retain_custom_rules():
# test that allow_unknown schema respect custom validation rules.
# https://github.com/pyeve/cerberus/issues/#66.
class CustomValidator(Validator):
def _validate_type_foo(self, value):
if value == "foo":
return True
validator = CustomValidator({})
validator.allow_unknown = {"type": "foo"}
assert_success(document={"fred": "foo", "barney": "foo"}, validator=validator)
def test_nested_unknown_keys():
schema = {
'field1': {
'type': 'dict',
'allow_unknown': True,
'schema': {'nested1': {'type': 'string'}},
}
}
document = {'field1': {'nested1': 'foo', 'arb1': 'bar', 'arb2': 42}}
assert_success(document=document, schema=schema)
schema['field1']['allow_unknown'] = {'type': 'string'}
assert_fail(document=document, schema=schema)
def test_novalidate_noerrors(validator):
"""
In v0.1.0 and below `self.errors` raised an exception if no
validation had been performed yet.
"""
assert validator.errors == {}
def test_callable_validator():
"""
Validator instance is callable, functions as a shorthand
passthrough to validate()
"""
schema = {'test_field': {'type': 'string'}}
v = Validator(schema)
assert v.validate({'test_field': 'foo'})
assert v({'test_field': 'foo'})
assert not v.validate({'test_field': 1})
assert not v({'test_field': 1})
def test_dependencies_field():
schema = {'test_field': {'dependencies': 'foo'}, 'foo': {'type': 'string'}}
assert_success({'test_field': 'foobar', 'foo': 'bar'}, schema)
assert_fail({'test_field': 'foobar'}, schema)
def test_dependencies_list():
schema = {
'test_field': {'dependencies': ['foo', 'bar']},
'foo': {'type': 'string'},
'bar': {'type': 'string'},
}
assert_success({'test_field': 'foobar', 'foo': 'bar', 'bar': 'foo'}, schema)
assert_fail({'test_field': 'foobar', 'foo': 'bar'}, schema)
def test_dependencies_list_with_required_field():
schema = {
'test_field': {'required': True, 'dependencies': ['foo', 'bar']},
'foo': {'type': 'string'},
'bar': {'type': 'string'},
}
# False: all dependencies missing
assert_fail({'test_field': 'foobar'}, schema)
# False: one of dependencies missing
assert_fail({'test_field': 'foobar', 'foo': 'bar'}, schema)
# False: one of dependencies missing
assert_fail({'test_field': 'foobar', 'bar': 'foo'}, schema)
# False: dependencies are validated and field is required
assert_fail({'foo': 'bar', 'bar': 'foo'}, schema)
# False: All dependencies are optional but field is still required
assert_fail({}, schema)
# True: dependency missing
assert_fail({'foo': 'bar'}, schema)
# True: dependencies are validated but field is not required
schema['test_field']['required'] = False
assert_success({'foo': 'bar', 'bar': 'foo'}, schema)
def test_dependencies_list_with_subodcuments_fields():
schema = {
'test_field': {'dependencies': ['a_dict.foo', 'a_dict.bar']},
'a_dict': {
'type': 'dict',
'schema': {'foo': {'type': 'string'}, 'bar': {'type': 'string'}},
},
}
assert_success(
{'test_field': 'foobar', 'a_dict': {'foo': 'foo', 'bar': 'bar'}}, schema
)
assert_fail({'test_field': 'foobar', 'a_dict': {}}, schema)
assert_fail({'test_field': 'foobar', 'a_dict': {'foo': 'foo'}}, schema)
def test_dependencies_dict():
schema = {
'test_field': {'dependencies': {'foo': 'foo', 'bar': 'bar'}},
'foo': {'type': 'string'},
'bar': {'type': 'string'},
}
assert_success({'test_field': 'foobar', 'foo': 'foo', 'bar': 'bar'}, schema)
assert_fail({'test_field': 'foobar', 'foo': 'foo'}, schema)
assert_fail({'test_field': 'foobar', 'foo': 'bar'}, schema)
assert_fail({'test_field': 'foobar', 'bar': 'bar'}, schema)
assert_fail({'test_field': 'foobar', 'bar': 'foo'}, schema)
assert_fail({'test_field': 'foobar'}, schema)
def test_dependencies_dict_with_required_field():
schema = {
'test_field': {'required': True, 'dependencies': {'foo': 'foo', 'bar': 'bar'}},
'foo': {'type': 'string'},
'bar': {'type': 'string'},
}
# False: all dependencies missing
assert_fail({'test_field': 'foobar'}, schema)
# False: one of dependencies missing
assert_fail({'test_field': 'foobar', 'foo': 'foo'}, schema)
assert_fail({'test_field': 'foobar', 'bar': 'bar'}, schema)
# False: dependencies are validated and field is required
assert_fail({'foo': 'foo', 'bar': 'bar'}, schema)
# False: All dependencies are optional, but field is still required
assert_fail({}, schema)
# False: dependency missing
assert_fail({'foo': 'bar'}, schema)
assert_success({'test_field': 'foobar', 'foo': 'foo', 'bar': 'bar'}, schema)
# True: dependencies are validated but field is not required
schema['test_field']['required'] = False
assert_success({'foo': 'bar', 'bar': 'foo'}, schema)
def test_dependencies_field_satisfy_nullable_field():
# https://github.com/pyeve/cerberus/issues/305
schema = {'foo': {'nullable': True}, 'bar': {'dependencies': 'foo'}}
assert_success({'foo': None, 'bar': 1}, schema)
assert_success({'foo': None}, schema)
assert_fail({'bar': 1}, schema)
def test_dependencies_field_with_mutually_dependent_nullable_fields():
# https://github.com/pyeve/cerberus/pull/306
schema = {
'foo': {'dependencies': 'bar', 'nullable': True},
'bar': {'dependencies': 'foo', 'nullable': True},
}
assert_success({'foo': None, 'bar': None}, schema)
assert_success({'foo': 1, 'bar': 1}, schema)
assert_success({'foo': None, 'bar': 1}, schema)
assert_fail({'foo': None}, schema)
assert_fail({'foo': 1}, schema)
def test_dependencies_dict_with_subdocuments_fields():
schema = {
'test_field': {
'dependencies': {'a_dict.foo': ['foo', 'bar'], 'a_dict.bar': 'bar'}
},
'a_dict': {
'type': 'dict',
'schema': {'foo': {'type': 'string'}, 'bar': {'type': 'string'}},
},
}
assert_success(
{'test_field': 'foobar', 'a_dict': {'foo': 'foo', 'bar': 'bar'}}, schema
)
assert_success(
{'test_field': 'foobar', 'a_dict': {'foo': 'bar', 'bar': 'bar'}}, schema
)
assert_fail({'test_field': 'foobar', 'a_dict': {}}, schema)
assert_fail(
{'test_field': 'foobar', 'a_dict': {'foo': 'foo', 'bar': 'foo'}}, schema
)
assert_fail({'test_field': 'foobar', 'a_dict': {'bar': 'foo'}}, schema)
assert_fail({'test_field': 'foobar', 'a_dict': {'bar': 'bar'}}, schema)
def test_root_relative_dependencies():
# https://github.com/pyeve/cerberus/issues/288
subschema = {'version': {'dependencies': '^repo'}}
schema = {'package': {'allow_unknown': True, 'schema': subschema}, 'repo': {}}
assert_fail(
{'package': {'repo': 'somewhere', 'version': 0}},
schema,
error=('package', ('package', 'schema'), errors.MAPPING_SCHEMA, subschema),
child_errors=[
(
('package', 'version'),
('package', 'schema', 'version', 'dependencies'),
errors.DEPENDENCIES_FIELD,
'^repo',
('^repo',),
)
],
)
assert_success({'repo': 'somewhere', 'package': {'version': 1}}, schema)
def test_dependencies_errors():
v = Validator(
{
'field1': {'required': False},
'field2': {'required': True, 'dependencies': {'field1': ['one', 'two']}},
}
)
assert_fail(
{'field1': 'three', 'field2': 7},
validator=v,
error=(
'field2',
('field2', 'dependencies'),
errors.DEPENDENCIES_FIELD_VALUE,
{'field1': ['one', 'two']},
({'field1': 'three'},),
),
)
def test_options_passed_to_nested_validators(validator):
validator.schema = {
'sub_dict': {'type': 'dict', 'schema': {'foo': {'type': 'string'}}}
}
validator.allow_unknown = True
assert_success({'sub_dict': {'foo': 'bar', 'unknown': True}}, validator=validator)
def test_self_root_document():
"""
Make sure self.root_document is always the root document. See:
* https://github.com/pyeve/cerberus/pull/42
* https://github.com/pyeve/eve/issues/295
"""
class MyValidator(Validator):
def _validate_root_doc(self, root_doc, field, value):
"""{'type': 'boolean'}"""
if 'sub' not in self.root_document or len(self.root_document['sub']) != 2:
self._error(field, 'self.context is not the root doc!')
schema = {
'sub': {
'type': 'list',
'root_doc': True,
'schema': {
'type': 'dict',
'schema': {'foo': {'type': 'string', 'root_doc': True}},
},
}
}
assert_success(
{'sub': [{'foo': 'bar'}, {'foo': 'baz'}]}, validator=MyValidator(schema)
)
def test_validator_rule(validator):
def validate_name(field, value, error):
if not value.islower():
error(field, 'must be lowercase')
validator.schema = {
'name': {'validator': validate_name},
'age': {'type': 'integer'},
}
assert_fail(
{'name': 'ItsMe', 'age': 2},
validator=validator,
error=('name', (), errors.CUSTOM, None, ('must be lowercase',)),
)
assert validator.errors == {'name': ['must be lowercase']}
assert_success({'name': 'itsme', 'age': 2}, validator=validator)
def test_validated(validator):
validator.schema = {'property': {'type': 'string'}}
document = {'property': 'string'}
assert validator.validated(document) == document
document = {'property': 0}
assert validator.validated(document) is None
def test_anyof():
# prop1 must be either a number between 0 and 10
schema = {'prop1': {'min': 0, 'max': 10}}
doc = {'prop1': 5}
assert_success(doc, schema)
# prop1 must be either a number between 0 and 10 or 100 and 110
schema = {'prop1': {'anyof': [{'min': 0, 'max': 10}, {'min': 100, 'max': 110}]}}
doc = {'prop1': 105}
assert_success(doc, schema)
# prop1 must be either a number between 0 and 10 or 100 and 110
schema = {'prop1': {'anyof': [{'min': 0, 'max': 10}, {'min': 100, 'max': 110}]}}
doc = {'prop1': 50}
assert_fail(doc, schema)
# prop1 must be an integer that is either be
# greater than or equal to 0, or greater than or equal to 10
schema = {'prop1': {'type': 'integer', 'anyof': [{'min': 0}, {'min': 10}]}}
assert_success({'prop1': 10}, schema)
# test that intermediate schemas do not sustain
assert 'type' not in schema['prop1']['anyof'][0]
assert 'type' not in schema['prop1']['anyof'][1]
assert 'allow_unknown' not in schema['prop1']['anyof'][0]
assert 'allow_unknown' not in schema['prop1']['anyof'][1]
assert_success({'prop1': 5}, schema)
exp_child_errors = [
(('prop1',), ('prop1', 'anyof', 0, 'min'), errors.MIN_VALUE, 0),
(('prop1',), ('prop1', 'anyof', 1, 'min'), errors.MIN_VALUE, 10),
]
assert_fail(
{'prop1': -1},
schema,
error=(('prop1',), ('prop1', 'anyof'), errors.ANYOF, [{'min': 0}, {'min': 10}]),
child_errors=exp_child_errors,
)
doc = {'prop1': 5.5}
assert_fail(doc, schema)
doc = {'prop1': '5.5'}
assert_fail(doc, schema)
def test_allof():
# prop1 has to be a float between 0 and 10
schema = {'prop1': {'allof': [{'type': 'float'}, {'min': 0}, {'max': 10}]}}
doc = {'prop1': -1}
assert_fail(doc, schema)
doc = {'prop1': 5}
assert_success(doc, schema)
doc = {'prop1': 11}
assert_fail(doc, schema)
# prop1 has to be a float and an integer
schema = {'prop1': {'allof': [{'type': 'float'}, {'type': 'integer'}]}}
doc = {'prop1': 11}
assert_success(doc, schema)
doc = {'prop1': 11.5}
assert_fail(doc, schema)
doc = {'prop1': '11'}
assert_fail(doc, schema)
def test_unicode_allowed():
# issue 280
doc = {'letters': u'♄εℓł☺'}
schema = {'letters': {'type': 'string', 'allowed': ['a', 'b', 'c']}}
assert_fail(doc, schema)
schema = {'letters': {'type': 'string', 'allowed': [u'♄εℓł☺']}}
assert_success(doc, schema)
schema = {'letters': {'type': 'string', 'allowed': ['♄εℓł☺']}}
doc = {'letters': '♄εℓł☺'}
assert_success(doc, schema)
@mark.skipif(sys.version_info[0] < 3, reason='requires python 3.x')
def test_unicode_allowed_py3():
"""
All strings are unicode in Python 3.x. Input doc and schema have equal strings and
validation yield success.
"""
# issue 280
doc = {'letters': u'♄εℓł☺'}
schema = {'letters': {'type': 'string', 'allowed': ['♄εℓł☺']}}
assert_success(doc, schema)
@mark.skipif(sys.version_info[0] > 2, reason='requires python 2.x')
def test_unicode_allowed_py2():
"""
Python 2.x encodes value of allowed using default encoding if the string includes
characters outside ASCII range. Produced string does not match input which is an
unicode string.
"""
# issue 280
doc = {'letters': u'♄εℓł☺'}
schema = {'letters': {'type': 'string', 'allowed': ['♄εℓł☺']}}
assert_fail(doc, schema)
def test_oneof():
# prop1 can only only be:
# - greater than 10
# - greater than 0
# - equal to -5, 5, or 15
schema = {
'prop1': {
'type': 'integer',
'oneof': [{'min': 0}, {'min': 10}, {'allowed': [-5, 5, 15]}],
}
}
# document is not valid
# prop1 not greater than 0, 10 or equal to -5
doc = {'prop1': -1}
assert_fail(doc, schema)
# document is valid
# prop1 is less then 0, but is -5
doc = {'prop1': -5}
assert_success(doc, schema)
# document is valid
# prop1 greater than 0
doc = {'prop1': 1}
assert_success(doc, schema)
# document is not valid
# prop1 is greater than 0
# and equal to 5
doc = {'prop1': 5}
assert_fail(doc, schema)
# document is not valid
# prop1 is greater than 0
# and greater than 10
doc = {'prop1': 11}
assert_fail(doc, schema)
# document is not valid
# prop1 is greater than 0
# and greater than 10
# and equal to 15
doc = {'prop1': 15}
assert_fail(doc, schema)
def test_noneof():
# prop1 can not be:
# - greater than 10
# - greater than 0
# - equal to -5, 5, or 15
schema = {
'prop1': {
'type': 'integer',
'noneof': [{'min': 0}, {'min': 10}, {'allowed': [-5, 5, 15]}],
}
}
# document is valid
doc = {'prop1': -1}
assert_success(doc, schema)
# document is not valid
# prop1 is equal to -5
doc = {'prop1': -5}
assert_fail(doc, schema)
# document is not valid
# prop1 greater than 0
doc = {'prop1': 1}
assert_fail(doc, schema)
# document is not valid
doc = {'prop1': 5}
assert_fail(doc, schema)
# document is not valid
doc = {'prop1': 11}
assert_fail(doc, schema)
# document is not valid
# and equal to 15
doc = {'prop1': 15}
assert_fail(doc, schema)
def test_anyof_allof():
# prop1 can be any number outside of [0-10]
schema = {
'prop1': {
'allof': [
{'anyof': [{'type': 'float'}, {'type': 'integer'}]},
{'anyof': [{'min': 10}, {'max': 0}]},
]
}
}
doc = {'prop1': 11}
assert_success(doc, schema)
doc = {'prop1': -1}
assert_success(doc, schema)
doc = {'prop1': 5}
assert_fail(doc, schema)
doc = {'prop1': 11.5}
assert_success(doc, schema)
doc = {'prop1': -1.5}
assert_success(doc, schema)
doc = {'prop1': 5.5}
assert_fail(doc, schema)
doc = {'prop1': '5.5'}
assert_fail(doc, schema)
def test_anyof_schema(validator):
# test that a list of schemas can be specified.
valid_parts = [
{'schema': {'model number': {'type': 'string'}, 'count': {'type': 'integer'}}},
{'schema': {'serial number': {'type': 'string'}, 'count': {'type': 'integer'}}},
]
valid_item = {'type': ['dict', 'string'], 'anyof': valid_parts}
schema = {'parts': {'type': 'list', 'schema': valid_item}}
document = {
'parts': [
{'model number': 'MX-009', 'count': 100},
{'serial number': '898-001'},
'misc',
]
}
# document is valid. each entry in 'parts' matches a type or schema
assert_success(document, schema, validator=validator)
document['parts'].append({'product name': "Monitors", 'count': 18})
# document is invalid. 'product name' does not match any valid schemas
assert_fail(document, schema, validator=validator)
document['parts'].pop()
# document is valid again
assert_success(document, schema, validator=validator)
document['parts'].append({'product name': "Monitors", 'count': 18})
document['parts'].append(10)
# and invalid. numbers are not allowed.
exp_child_errors = [
(('parts', 3), ('parts', 'schema', 'anyof'), errors.ANYOF, valid_parts),
(
('parts', 4),
('parts', 'schema', 'type'),
errors.BAD_TYPE,
['dict', 'string'],
),
]
_errors = assert_fail(
document,
schema,
validator=validator,
error=('parts', ('parts', 'schema'), errors.SEQUENCE_SCHEMA, valid_item),
child_errors=exp_child_errors,
)
assert_not_has_error(
_errors, ('parts', 4), ('parts', 'schema', 'anyof'), errors.ANYOF, valid_parts
)
# tests errors.BasicErrorHandler's tree representation
v_errors = validator.errors
assert 'parts' in v_errors
assert 3 in v_errors['parts'][-1]
assert v_errors['parts'][-1][3][0] == "no definitions validate"
scope = v_errors['parts'][-1][3][-1]
assert 'anyof definition 0' in scope
assert 'anyof definition 1' in scope
assert scope['anyof definition 0'] == [{"product name": ["unknown field"]}]
assert scope['anyof definition 1'] == [{"product name": ["unknown field"]}]
assert v_errors['parts'][-1][4] == ["must be of ['dict', 'string'] type"]
def test_anyof_2():
# these two schema should be the same
schema1 = {
'prop': {
'anyof': [
{'type': 'dict', 'schema': {'val': {'type': 'integer'}}},
{'type': 'dict', 'schema': {'val': {'type': 'string'}}},
]
}
}
schema2 = {
'prop': {
'type': 'dict',
'anyof': [
{'schema': {'val': {'type': 'integer'}}},
{'schema': {'val': {'type': 'string'}}},
],
}
}
doc = {'prop': {'val': 0}}
assert_success(doc, schema1)
assert_success(doc, schema2)
doc = {'prop': {'val': '0'}}
assert_success(doc, schema1)
assert_success(doc, schema2)
doc = {'prop': {'val': 1.1}}
assert_fail(doc, schema1)
assert_fail(doc, schema2)
def test_anyof_type():
schema = {'anyof_type': {'anyof_type': ['string', 'integer']}}
assert_success({'anyof_type': 'bar'}, schema)
assert_success({'anyof_type': 23}, schema)
def test_oneof_schema():
schema = {
'oneof_schema': {
'type': 'dict',
'oneof_schema': [
{'digits': {'type': 'integer', 'min': 0, 'max': 99}},
{'text': {'type': 'string', 'regex': '^[0-9]{2}$'}},
],
}
}
assert_success({'oneof_schema': {'digits': 19}}, schema)
assert_success({'oneof_schema': {'text': '84'}}, schema)
assert_fail({'oneof_schema': {'digits': 19, 'text': '84'}}, schema)
def test_nested_oneof_type():
schema = {
'nested_oneof_type': {'valuesrules': {'oneof_type': ['string', 'integer']}}
}
assert_success({'nested_oneof_type': {'foo': 'a'}}, schema)
assert_success({'nested_oneof_type': {'bar': 3}}, schema)
def test_nested_oneofs(validator):
validator.schema = {
'abc': {
'type': 'dict',
'oneof_schema': [
{
'foo': {
'type': 'dict',
'schema': {'bar': {'oneof_type': ['integer', 'float']}},
}
},
{'baz': {'type': 'string'}},
],
}
}
document = {'abc': {'foo': {'bar': 'bad'}}}
expected_errors = {
'abc': [
'none or more than one rule validate',
{
'oneof definition 0': [
{
'foo': [
{
'bar': [
'none or more than one rule validate',
{
'oneof definition 0': [
'must be of integer type'
],
'oneof definition 1': ['must be of float type'],
},
]
}
]
}
],
'oneof definition 1': [{'foo': ['unknown field']}],
},
]
}
assert_fail(document, validator=validator)
assert validator.errors == expected_errors
def test_no_of_validation_if_type_fails(validator):
valid_parts = [
{'schema': {'model number': {'type': 'string'}, 'count': {'type': 'integer'}}},
{'schema': {'serial number': {'type': 'string'}, 'count': {'type': 'integer'}}},
]
validator.schema = {'part': {'type': ['dict', 'string'], 'anyof': valid_parts}}
document = {'part': 10}
_errors = assert_fail(document, validator=validator)
assert len(_errors) == 1
def test_issue_107(validator):
schema = {
'info': {
'type': 'dict',
'schema': {'name': {'type': 'string', 'required': True}},
}
}
document = {'info': {'name': 'my name'}}
assert_success(document, schema, validator=validator)
v = Validator(schema)
assert_success(document, schema, v)
# it once was observed that this behaves other than the previous line
assert v.validate(document)
def test_dont_type_validate_nulled_values(validator):
assert_fail({'an_integer': None}, validator=validator)
assert validator.errors == {'an_integer': ['null value not allowed']}
def test_dependencies_error(validator):
schema = {
'field1': {'required': False},
'field2': {'required': True, 'dependencies': {'field1': ['one', 'two']}},
}
validator.validate({'field2': 7}, schema)
exp_msg = errors.BasicErrorHandler.messages[
errors.DEPENDENCIES_FIELD_VALUE.code
].format(field='field2', constraint={'field1': ['one', 'two']})
assert validator.errors == {'field2': [exp_msg]}
def test_dependencies_on_boolean_field_with_one_value():
# https://github.com/pyeve/cerberus/issues/138
schema = {
'deleted': {'type': 'boolean'},
'text': {'dependencies': {'deleted': False}},
}
try:
assert_success({'text': 'foo', 'deleted': False}, schema)
assert_fail({'text': 'foo', 'deleted': True}, schema)
assert_fail({'text': 'foo'}, schema)
except TypeError as e:
if str(e) == "argument of type 'bool' is not iterable":
raise AssertionError(
"Bug #138 still exists, couldn't use boolean in dependency "
"without putting it in a list.\n"
"'some_field': True vs 'some_field: [True]"
)
else:
raise
def test_dependencies_on_boolean_field_with_value_in_list():
# https://github.com/pyeve/cerberus/issues/138
schema = {
'deleted': {'type': 'boolean'},
'text': {'dependencies': {'deleted': [False]}},
}
assert_success({'text': 'foo', 'deleted': False}, schema)
assert_fail({'text': 'foo', 'deleted': True}, schema)
assert_fail({'text': 'foo'}, schema)
def test_document_path():
class DocumentPathTester(Validator):
def _validate_trail(self, constraint, field, value):
"""{'type': 'boolean'}"""
test_doc = self.root_document
for crumb in self.document_path:
test_doc = test_doc[crumb]
assert test_doc == self.document
v = DocumentPathTester()
schema = {'foo': {'schema': {'bar': {'trail': True}}}}
document = {'foo': {'bar': {}}}
assert_success(document, schema, validator=v)
def test_excludes():
schema = {
'this_field': {'type': 'dict', 'excludes': 'that_field'},
'that_field': {'type': 'dict'},
}
assert_success({'this_field': {}}, schema)
assert_success({'that_field': {}}, schema)
assert_success({}, schema)
assert_fail({'that_field': {}, 'this_field': {}}, schema)
def test_mutual_excludes():
schema = {
'this_field': {'type': 'dict', 'excludes': 'that_field'},
'that_field': {'type': 'dict', 'excludes': 'this_field'},
}
assert_success({'this_field': {}}, schema)
assert_success({'that_field': {}}, schema)
assert_success({}, schema)
assert_fail({'that_field': {}, 'this_field': {}}, schema)
def test_required_excludes():
schema = {
'this_field': {'type': 'dict', 'excludes': 'that_field', 'required': True},
'that_field': {'type': 'dict', 'excludes': 'this_field', 'required': True},
}
assert_success({'this_field': {}}, schema, update=False)
assert_success({'that_field': {}}, schema, update=False)
assert_fail({}, schema)
assert_fail({'that_field': {}, 'this_field': {}}, schema)
def test_multiples_exclusions():
schema = {
'this_field': {'type': 'dict', 'excludes': ['that_field', 'bazo_field']},
'that_field': {'type': 'dict', 'excludes': 'this_field'},
'bazo_field': {'type': 'dict'},
}
assert_success({'this_field': {}}, schema)
assert_success({'that_field': {}}, schema)
assert_fail({'this_field': {}, 'that_field': {}}, schema)
assert_fail({'this_field': {}, 'bazo_field': {}}, schema)
assert_fail({'that_field': {}, 'this_field': {}, 'bazo_field': {}}, schema)
assert_success({'that_field': {}, 'bazo_field': {}}, schema)
def test_bad_excludes_fields(validator):
validator.schema = {
'this_field': {
'type': 'dict',
'excludes': ['that_field', 'bazo_field'],
'required': True,
},
'that_field': {'type': 'dict', 'excludes': 'this_field', 'required': True},
}
assert_fail({'that_field': {}, 'this_field': {}}, validator=validator)
handler = errors.BasicErrorHandler
assert validator.errors == {
'that_field': [
handler.messages[errors.EXCLUDES_FIELD.code].format(
"'this_field'", field="that_field"
)
],
'this_field': [
handler.messages[errors.EXCLUDES_FIELD.code].format(
"'that_field', 'bazo_field'", field="this_field"
)
],
}
def test_boolean_is_not_a_number():
# https://github.com/pyeve/cerberus/issues/144
assert_fail({'value': True}, {'value': {'type': 'number'}})
def test_min_max_date():
schema = {'date': {'min': date(1900, 1, 1), 'max': date(1999, 12, 31)}}
assert_success({'date': date(1945, 5, 8)}, schema)
assert_fail({'date': date(1871, 5, 10)}, schema)
def test_dict_length():
schema = {'dict': {'minlength': 1}}
assert_fail({'dict': {}}, schema)
assert_success({'dict': {'foo': 'bar'}}, schema)
def test_forbidden():
schema = {'user': {'forbidden': ['root', 'admin']}}
assert_fail({'user': 'admin'}, schema)
assert_success({'user': 'alice'}, schema)
def test_forbidden_number():
schema = {'amount': {'forbidden': (0, 0.0)}}
assert_fail({'amount': 0}, schema)
assert_fail({'amount': 0.0}, schema)
def test_mapping_with_sequence_schema():
schema = {'list': {'schema': {'allowed': ['a', 'b', 'c']}}}
document = {'list': {'is_a': 'mapping'}}
assert_fail(
document,
schema,
error=(
'list',
('list', 'schema'),
errors.BAD_TYPE_FOR_SCHEMA,
schema['list']['schema'],
),
)
def test_sequence_with_mapping_schema():
schema = {'list': {'schema': {'foo': {'allowed': ['a', 'b', 'c']}}, 'type': 'dict'}}
document = {'list': ['a', 'b', 'c']}
assert_fail(document, schema)
def test_type_error_aborts_validation():
schema = {'foo': {'type': 'string', 'allowed': ['a']}}
document = {'foo': 0}
assert_fail(
document, schema, error=('foo', ('foo', 'type'), errors.BAD_TYPE, 'string')
)
def test_dependencies_in_oneof():
# https://github.com/pyeve/cerberus/issues/241
schema = {
'a': {
'type': 'integer',
'oneof': [
{'allowed': [1], 'dependencies': 'b'},
{'allowed': [2], 'dependencies': 'c'},
],
},
'b': {},
'c': {},
}
assert_success({'a': 1, 'b': 'foo'}, schema)
assert_success({'a': 2, 'c': 'bar'}, schema)
assert_fail({'a': 1, 'c': 'foo'}, schema)
assert_fail({'a': 2, 'b': 'bar'}, schema)
def test_allow_unknown_with_oneof_rules(validator):
# https://github.com/pyeve/cerberus/issues/251
schema = {
'test': {
'oneof': [
{
'type': 'dict',
'allow_unknown': True,
'schema': {'known': {'type': 'string'}},
},
{'type': 'dict', 'schema': {'known': {'type': 'string'}}},
]
}
}
# check regression and that allow unknown does not cause any different
# than expected behaviour for one-of.
document = {'test': {'known': 's'}}
validator(document, schema)
_errors = validator._errors
assert len(_errors) == 1
assert_has_error(
_errors, 'test', ('test', 'oneof'), errors.ONEOF, schema['test']['oneof']
)
assert len(_errors[0].child_errors) == 0
# check that allow_unknown is actually applied
document = {'test': {'known': 's', 'unknown': 'asd'}}
assert_success(document, validator=validator)
@mark.parametrize('constraint', (('Graham Chapman', 'Eric Idle'), 'Terry Gilliam'))
def test_contains(constraint):
validator = Validator({'actors': {'contains': constraint}})
document = {'actors': ('Graham Chapman', 'Eric Idle', 'Terry Gilliam')}
assert validator(document)
document = {'actors': ('Eric idle', 'Terry Jones', 'John Cleese', 'Michael Palin')}
assert not validator(document)
assert errors.MISSING_MEMBERS in validator.document_error_tree['actors']
missing_actors = validator.document_error_tree['actors'][
errors.MISSING_MEMBERS
].info[0]
assert any(x in missing_actors for x in ('Eric Idle', 'Terry Gilliam'))
def test_require_all_simple():
schema = {'foo': {'type': 'string'}}
validator = Validator(require_all=True)
assert_fail(
{},
schema,
validator,
error=('foo', '__require_all__', errors.REQUIRED_FIELD, True),
)
assert_success({'foo': 'bar'}, schema, validator)
validator.require_all = False
assert_success({}, schema, validator)
assert_success({'foo': 'bar'}, schema, validator)
def test_require_all_override_by_required():
schema = {'foo': {'type': 'string', 'required': False}}
validator = Validator(require_all=True)
assert_success({}, schema, validator)
assert_success({'foo': 'bar'}, schema, validator)
validator.require_all = False
assert_success({}, schema, validator)
assert_success({'foo': 'bar'}, schema, validator)
schema = {'foo': {'type': 'string', 'required': True}}
validator.require_all = True
assert_fail(
{},
schema,
validator,
error=('foo', ('foo', 'required'), errors.REQUIRED_FIELD, True),
)
assert_success({'foo': 'bar'}, schema, validator)
validator.require_all = False
assert_fail(
{},
schema,
validator,
error=('foo', ('foo', 'required'), errors.REQUIRED_FIELD, True),
)
assert_success({'foo': 'bar'}, schema, validator)
@mark.parametrize(
"validator_require_all, sub_doc_require_all",
list(itertools.product([True, False], repeat=2)),
)
def test_require_all_override_by_subdoc_require_all(
validator_require_all, sub_doc_require_all
):
sub_schema = {"bar": {"type": "string"}}
schema = {
"foo": {
"type": "dict",
"require_all": sub_doc_require_all,
"schema": sub_schema,
}
}
validator = Validator(require_all=validator_require_all)
assert_success({"foo": {"bar": "baz"}}, schema, validator)
if validator_require_all:
assert_fail({}, schema, validator)
else:
assert_success({}, schema, validator)
if sub_doc_require_all:
assert_fail({"foo": {}}, schema, validator)
else:
assert_success({"foo": {}}, schema, validator)
def test_require_all_and_exclude():
schema = {
'foo': {'type': 'string', 'excludes': 'bar'},
'bar': {'type': 'string', 'excludes': 'foo'},
}
validator = Validator(require_all=True)
assert_fail(
{},
schema,
validator,
errors=[
('foo', '__require_all__', errors.REQUIRED_FIELD, True),
('bar', '__require_all__', errors.REQUIRED_FIELD, True),
],
)
assert_success({'foo': 'value'}, schema, validator)
assert_success({'bar': 'value'}, schema, validator)
assert_fail({'foo': 'value', 'bar': 'value'}, schema, validator)
validator.require_all = False
assert_success({}, schema, validator)
assert_success({'foo': 'value'}, schema, validator)
assert_success({'bar': 'value'}, schema, validator)
assert_fail({'foo': 'value', 'bar': 'value'}, schema, validator)
def test_allowed_when_passing_list_of_dicts():
# https://github.com/pyeve/cerberus/issues/524
doc = {'letters': [{'some': 'dict'}]}
schema = {'letters': {'type': 'list', 'allowed': ['a', 'b', 'c']}}
assert_fail(
doc,
schema,
error=(
'letters',
('letters', 'allowed'),
errors.UNALLOWED_VALUES,
['a', 'b', 'c'],
(({'some': 'dict'},),),
),
)
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