Python django.forms.fields.CharField() Examples

def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields["new_password1"] = CharField(
            min_length=settings.PASSWORD_MIN_LENGTH,
            max_length=settings.PASSWORD_MAX_LENGTH,
            label="Enter your new password",
            widget=PasswordInput(attrs={"autocomplete": "off"}),
            error_messages={"required": REQUIRED_ERROR.format("password")},
        )
        self.fields["new_password2"].label = "Confirm new password"
        self.fields["new_password2"].widget.attrs["autocomplete"] = "off"
        self.fields["old_password"].label = "Old password"
        self.fields["old_password"].widget.attrs["autocomplete"] = "off"


# in original PasswordChangeForm file to reorder fields 

def __init__(self, prop, name):
        self.prop = prop

        self.name = name
        self.help_text = getattr(prop, 'help_text', '')
        self.primary_key = getattr(prop, 'primary_key', False)
        self.label = prop.label if prop.label else name

        form_cls = getattr(prop, 'form_field_class', 'Field')  # get field string
        self.form_class = getattr(fields, form_cls, fields.CharField)

        self._has_default = prop.has_default
        self.required = prop.required
        self.blank = not self.required
        self.choices = getattr(prop, 'choices', None)

        self.creation_counter = DjangoField.creation_counter
        DjangoField.creation_counter += 1 

def make_entry_field(self, fieldsubmission=None):
        from onlineforms.forms import DividerFieldWidget

        return forms.CharField(required=False,
            widget=DividerFieldWidget(),
            label='',
            help_text='') 

def test_username_field_label_not_set(self):

        class CustomAuthenticationForm(AuthenticationForm):
            username = CharField()

        form = CustomAuthenticationForm()
        username_field = User._meta.get_field(User.USERNAME_FIELD)
        self.assertEqual(form.fields['username'].label, capfirst(username_field.verbose_name)) 

def test_username_field_label(self):

        class CustomAuthenticationForm(AuthenticationForm):
            username = CharField(label="Name", max_length=75)

        form = CustomAuthenticationForm()
        self.assertEqual(form['username'].label, "Name") 

def test_username_field_label_empty_string(self):

        class CustomAuthenticationForm(AuthenticationForm):
            username = CharField(label='')

        form = CustomAuthenticationForm()
        self.assertEqual(form.fields['username'].label, "") 

def test_username_field_label_not_set(self):

        class CustomAuthenticationForm(AuthenticationForm):
            username = CharField()

        form = CustomAuthenticationForm()
        username_field = User._meta.get_field(User.USERNAME_FIELD)
        self.assertEqual(form.fields['username'].label, capfirst(username_field.verbose_name)) 

def test_username_field_label(self):

        class CustomAuthenticationForm(AuthenticationForm):
            username = CharField(label="Name", max_length=75)

        form = CustomAuthenticationForm()
        self.assertEqual(form['username'].label, "Name") 

def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields["new_password1"] = CharField(
            max_length=settings.PASSWORD_MAX_LENGTH,
            min_length=settings.PASSWORD_MIN_LENGTH,
            label=self.password1_label,
            widget=PasswordInput(),
            error_messages={"required": REQUIRED_ERROR.format("password")},
        ) 

def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        if TenantApi.site_settings("DISABLE_SIGNUP", cast=bool, request=self.request):
            label = "Email Address"
        else:
            label = "Username"
        self.fields["username"] = CharField(
            max_length=64,
            label=label,
            error_messages={"required": REQUIRED_ERROR.format(label)},
        ) 

def test_field_required():
    field = DynamicArrayField(CharField(max_length=10), required=True)
    data = []
    with pytest.raises(ValidationError):
        field.clean(data)
    data = ["12", "13"]
    field.clean(data) 

def test_field_not_required():
    field = DynamicArrayField(CharField(max_length=10), required=False)
    data = []
    field.clean(data)
    data = ["12", "13"]
    field.clean(data) 

def __init__(self, max=20, min=2, other_required=False, *args, **kwargs):
        self.min = int(min)
        self.max = int(max)
        self.required = other_required
        kwargs['widget'] = CustomMultipleInputWidget(max=max, min=min)
        self.field_set = [fields.CharField() for _ in range(int(max))]

        super(CustomMultipleInputField, self).__init__(fields=self.field_set, *args, **kwargs) 

def assertFieldOutput(self, fieldclass, valid, invalid, field_args=None,
            field_kwargs=None, empty_value=''):
        """
        Asserts that a form field behaves correctly with various inputs.

        Args:
            fieldclass: the class of the field to be tested.
            valid: a dictionary mapping valid inputs to their expected
                    cleaned values.
            invalid: a dictionary mapping invalid inputs to one or more
                    raised error messages.
            field_args: the args passed to instantiate the field
            field_kwargs: the kwargs passed to instantiate the field
            empty_value: the expected clean output for inputs in EMPTY_VALUES

        """
        if field_args is None:
            field_args = []
        if field_kwargs is None:
            field_kwargs = {}
        required = fieldclass(*field_args, **field_kwargs)
        optional = fieldclass(*field_args,
                              **dict(field_kwargs, required=False))
        # test valid inputs
        for input, output in valid.items():
            self.assertEqual(required.clean(input), output)
            self.assertEqual(optional.clean(input), output)
        # test invalid inputs
        for input, errors in invalid.items():
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)

            with self.assertRaises(ValidationError) as context_manager:
                optional.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)
        # test required inputs
        error_required = [force_text(required.error_messages['required'])]
        for e in EMPTY_VALUES:
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(e)
            self.assertEqual(context_manager.exception.messages,
                             error_required)
            self.assertEqual(optional.clean(e), empty_value)
        # test that max_length and min_length are always accepted
        if issubclass(fieldclass, CharField):
            field_kwargs.update({'min_length':2, 'max_length':20})
            self.assertTrue(isinstance(fieldclass(*field_args, **field_kwargs),
                                       fieldclass)) 

def assertFieldOutput(self, fieldclass, valid, invalid, field_args=None,
            field_kwargs=None, empty_value=''):
        """
        Asserts that a form field behaves correctly with various inputs.

        Args:
            fieldclass: the class of the field to be tested.
            valid: a dictionary mapping valid inputs to their expected
                    cleaned values.
            invalid: a dictionary mapping invalid inputs to one or more
                    raised error messages.
            field_args: the args passed to instantiate the field
            field_kwargs: the kwargs passed to instantiate the field
            empty_value: the expected clean output for inputs in empty_values
        """
        if field_args is None:
            field_args = []
        if field_kwargs is None:
            field_kwargs = {}
        required = fieldclass(*field_args, **field_kwargs)
        optional = fieldclass(*field_args,
                              **dict(field_kwargs, required=False))
        # test valid inputs
        for input, output in valid.items():
            self.assertEqual(required.clean(input), output)
            self.assertEqual(optional.clean(input), output)
        # test invalid inputs
        for input, errors in invalid.items():
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)

            with self.assertRaises(ValidationError) as context_manager:
                optional.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)
        # test required inputs
        error_required = [force_text(required.error_messages['required'])]
        for e in required.empty_values:
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(e)
            self.assertEqual(context_manager.exception.messages,
                             error_required)
            self.assertEqual(optional.clean(e), empty_value)
        # test that max_length and min_length are always accepted
        if issubclass(fieldclass, CharField):
            field_kwargs.update({'min_length': 2, 'max_length': 20})
            self.assertIsInstance(fieldclass(*field_args, **field_kwargs),
                                  fieldclass) 

def assertFieldOutput(self, fieldclass, valid, invalid, field_args=None,
                          field_kwargs=None, empty_value=''):
        """
        Asserts that a form field behaves correctly with various inputs.

        Args:
            fieldclass: the class of the field to be tested.
            valid: a dictionary mapping valid inputs to their expected
                    cleaned values.
            invalid: a dictionary mapping invalid inputs to one or more
                    raised error messages.
            field_args: the args passed to instantiate the field
            field_kwargs: the kwargs passed to instantiate the field
            empty_value: the expected clean output for inputs in empty_values
        """
        if field_args is None:
            field_args = []
        if field_kwargs is None:
            field_kwargs = {}
        required = fieldclass(*field_args, **field_kwargs)
        optional = fieldclass(*field_args, **dict(field_kwargs, required=False))
        # test valid inputs
        for input, output in valid.items():
            self.assertEqual(required.clean(input), output)
            self.assertEqual(optional.clean(input), output)
        # test invalid inputs
        for input, errors in invalid.items():
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)

            with self.assertRaises(ValidationError) as context_manager:
                optional.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)
        # test required inputs
        error_required = [force_text(required.error_messages['required'])]
        for e in required.empty_values:
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(e)
            self.assertEqual(context_manager.exception.messages, error_required)
            self.assertEqual(optional.clean(e), empty_value)
        # test that max_length and min_length are always accepted
        if issubclass(fieldclass, CharField):
            field_kwargs.update({'min_length': 2, 'max_length': 20})
            self.assertIsInstance(fieldclass(*field_args, **field_kwargs), fieldclass) 

def assertFieldOutput(self, fieldclass, valid, invalid, field_args=None,
                          field_kwargs=None, empty_value=''):
        """
        Asserts that a form field behaves correctly with various inputs.

        Args:
            fieldclass: the class of the field to be tested.
            valid: a dictionary mapping valid inputs to their expected
                    cleaned values.
            invalid: a dictionary mapping invalid inputs to one or more
                    raised error messages.
            field_args: the args passed to instantiate the field
            field_kwargs: the kwargs passed to instantiate the field
            empty_value: the expected clean output for inputs in empty_values
        """
        if field_args is None:
            field_args = []
        if field_kwargs is None:
            field_kwargs = {}
        required = fieldclass(*field_args, **field_kwargs)
        optional = fieldclass(*field_args, **dict(field_kwargs, required=False))
        # test valid inputs
        for input, output in valid.items():
            self.assertEqual(required.clean(input), output)
            self.assertEqual(optional.clean(input), output)
        # test invalid inputs
        for input, errors in invalid.items():
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)

            with self.assertRaises(ValidationError) as context_manager:
                optional.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)
        # test required inputs
        error_required = [force_text(required.error_messages['required'])]
        for e in required.empty_values:
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(e)
            self.assertEqual(context_manager.exception.messages, error_required)
            self.assertEqual(optional.clean(e), empty_value)
        # test that max_length and min_length are always accepted
        if issubclass(fieldclass, CharField):
            field_kwargs.update({'min_length': 2, 'max_length': 20})
            self.assertIsInstance(fieldclass(*field_args, **field_kwargs), fieldclass) 

def assertFieldOutput(self, fieldclass, valid, invalid, field_args=None,
                          field_kwargs=None, empty_value=''):
        """
        Assert that a form field behaves correctly with various inputs.

        Args:
            fieldclass: the class of the field to be tested.
            valid: a dictionary mapping valid inputs to their expected
                    cleaned values.
            invalid: a dictionary mapping invalid inputs to one or more
                    raised error messages.
            field_args: the args passed to instantiate the field
            field_kwargs: the kwargs passed to instantiate the field
            empty_value: the expected clean output for inputs in empty_values
        """
        if field_args is None:
            field_args = []
        if field_kwargs is None:
            field_kwargs = {}
        required = fieldclass(*field_args, **field_kwargs)
        optional = fieldclass(*field_args, **{**field_kwargs, 'required': False})
        # test valid inputs
        for input, output in valid.items():
            self.assertEqual(required.clean(input), output)
            self.assertEqual(optional.clean(input), output)
        # test invalid inputs
        for input, errors in invalid.items():
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)

            with self.assertRaises(ValidationError) as context_manager:
                optional.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)
        # test required inputs
        error_required = [required.error_messages['required']]
        for e in required.empty_values:
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(e)
            self.assertEqual(context_manager.exception.messages, error_required)
            self.assertEqual(optional.clean(e), empty_value)
        # test that max_length and min_length are always accepted
        if issubclass(fieldclass, CharField):
            field_kwargs.update({'min_length': 2, 'max_length': 20})
            self.assertIsInstance(fieldclass(*field_args, **field_kwargs), fieldclass) 

def test_methods(self):
        model_fields = self.family_member._meta._get_fields()

        for field in model_fields:
            self.assertEqual(field.get_attname(), field.attname)
            self.assertEqual(
                field.get_cache_name(), '_{}_cache'.format(field.name)
            )

            self.assertEqual(
                field.value_to_string(self.family_member),
                str(getattr(self.family_member, field.name)),
            )

            self.assertEqual(
                field.pre_save(self.family_member, True),
                getattr(self.family_member, field.name),
            )

            self.assertEqual(
                field.get_prep_value(self.family_member.id), self.some_uuid
            )
            self.assertEqual(
                field.get_db_prep_save(self.family_member.id, connection=None),
                self.some_uuid,
            )
            self.assertTrue(isinstance(field.formfield(), fields.CharField))
            self.assertEqual(
                field.get_internal_type(), field.__class__.__name__
            )

            self.assertEqual(
                field.get_attname_column(),
                (field.db_field_name, field.db_field_name),
            )
            self.assertEqual(field.get_db_converters(), [])

        field_with_default = self.family_member._meta.get_field('id')
        self.assertTrue(
            isinstance(
                field_with_default.get_default(), type(self.family_member.id)
            )
        )
        # in Django, 'has_default' is a function, while in python-driver
        # it is a property unfortunately.
        self.assertEqual(field_with_default.has_default, True)

        text_field = self.family_member._meta.get_field('last_name')
        text_field.save_form_data(instance=self.family_member, data='new data')
        self.assertEqual(self.family_member.last_name, 'new data')
        self.assertIsNone(field.run_validators(text_field.value)) 

def generate_dynamic_form(self, data=None) -> Form:

        form = Form(data=data)

        meta = self.meta
        if meta is None:
            raise SnippetRequiredException('Could not find a valid skillet!!')

        mode = self.get_value_from_workflow('mode', 'online')

        if mode == 'online':
            self.title = 'PAN-OS NGFW to Validate'
            self.help_text = 'This form allows you to enter the connection information for a PAN-OS NGFW. This' \
                             'tool will connect to that device and pull it\'s configuration to perform the' \
                             'validation.'

            target_ip_label = 'Target IP'
            target_username_label = 'Target Username'
            target_password_label = 'Target Password'

            target_ip = self.get_value_from_workflow('TARGET_IP', '')
            # target_port = self.get_value_from_workflow('TARGET_PORT', 443)
            target_username = self.get_value_from_workflow('TARGET_USERNAME', '')
            target_password = self.get_value_from_workflow('TARGET_PASSWORD', '')

            target_ip_field = fields.CharField(label=target_ip_label, initial=target_ip, required=True,
                                              validators=[FqdnOrIp])
            target_username_field = fields.CharField(label=target_username_label, initial=target_username, required=True)
            target_password_field = fields.CharField(widget=widgets.PasswordInput(render_value=True), required=True,
                                                    label=target_password_label,
                                                    initial=target_password)

            form.fields['TARGET_IP'] = target_ip_field
            form.fields['TARGET_USERNAME'] = target_username_field
            form.fields['TARGET_PASSWORD'] = target_password_field
        else:
            self.title = 'PAN-OS XML Configuration to Validate'
            self.help_text = 'This form allows you to paste in a full configuration from a PAN-OS NGFW. This ' \
                             'will then be used to perform the validation.'
            label = 'Configuration'
            initial = self.get_value_from_workflow('config', '<xml></xml>')
            help_text = 'Paste the full XML configuration file to validate here.'
            config_field = fields.CharField(label=label, initial=initial, required=True,
                                           help_text=help_text,
                                           widget=widgets.Textarea(attrs={'cols': 40}))
            form.fields['config'] = config_field

        return form 

def assertFieldOutput(self, fieldclass, valid, invalid, field_args=None,
                          field_kwargs=None, empty_value=''):
        """
        Assert that a form field behaves correctly with various inputs.

        Args:
            fieldclass: the class of the field to be tested.
            valid: a dictionary mapping valid inputs to their expected
                    cleaned values.
            invalid: a dictionary mapping invalid inputs to one or more
                    raised error messages.
            field_args: the args passed to instantiate the field
            field_kwargs: the kwargs passed to instantiate the field
            empty_value: the expected clean output for inputs in empty_values
        """
        if field_args is None:
            field_args = []
        if field_kwargs is None:
            field_kwargs = {}
        required = fieldclass(*field_args, **field_kwargs)
        optional = fieldclass(*field_args, **dict(field_kwargs, required=False))
        # test valid inputs
        for input, output in valid.items():
            self.assertEqual(required.clean(input), output)
            self.assertEqual(optional.clean(input), output)
        # test invalid inputs
        for input, errors in invalid.items():
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)

            with self.assertRaises(ValidationError) as context_manager:
                optional.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)
        # test required inputs
        error_required = [force_text(required.error_messages['required'])]
        for e in required.empty_values:
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(e)
            self.assertEqual(context_manager.exception.messages, error_required)
            self.assertEqual(optional.clean(e), empty_value)
        # test that max_length and min_length are always accepted
        if issubclass(fieldclass, CharField):
            field_kwargs.update({'min_length': 2, 'max_length': 20})
            self.assertIsInstance(fieldclass(*field_args, **field_kwargs), fieldclass) 

def assertFieldOutput(self, fieldclass, valid, invalid, field_args=None,
            field_kwargs=None, empty_value=''):
        """
        Asserts that a form field behaves correctly with various inputs.

        Args:
            fieldclass: the class of the field to be tested.
            valid: a dictionary mapping valid inputs to their expected
                    cleaned values.
            invalid: a dictionary mapping invalid inputs to one or more
                    raised error messages.
            field_args: the args passed to instantiate the field
            field_kwargs: the kwargs passed to instantiate the field
            empty_value: the expected clean output for inputs in empty_values

        """
        if field_args is None:
            field_args = []
        if field_kwargs is None:
            field_kwargs = {}
        required = fieldclass(*field_args, **field_kwargs)
        optional = fieldclass(*field_args,
                              **dict(field_kwargs, required=False))
        # test valid inputs
        for input, output in valid.items():
            self.assertEqual(required.clean(input), output)
            self.assertEqual(optional.clean(input), output)
        # test invalid inputs
        for input, errors in invalid.items():
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)

            with self.assertRaises(ValidationError) as context_manager:
                optional.clean(input)
            self.assertEqual(context_manager.exception.messages, errors)
        # test required inputs
        error_required = [force_text(required.error_messages['required'])]
        for e in required.empty_values:
            with self.assertRaises(ValidationError) as context_manager:
                required.clean(e)
            self.assertEqual(context_manager.exception.messages,
                             error_required)
            self.assertEqual(optional.clean(e), empty_value)
        # test that max_length and min_length are always accepted
        if issubclass(fieldclass, CharField):
            field_kwargs.update({'min_length': 2, 'max_length': 20})
            self.assertIsInstance(fieldclass(*field_args, **field_kwargs),
                                  fieldclass)