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require 'forwardable'
module UnitTests
module ModelCreators
class Basic
def self.call(args)
new(args).call
end
extend Forwardable
def_delegators :arguments, :attribute_name, :model_name
def_delegators :model_creator, :customize_model
def initialize(arguments)
@arguments = arguments
@model_creator = build_model_creator
end
def call
model_creator.call
end
protected
attr_reader :arguments, :model_creator
private
def_delegators(
:arguments,
:additional_model_creation_strategy_args,
:all_attribute_overrides,
:columns,
:custom_validation?,
:model_creation_strategy,
:validation_name,
:validation_options,
:column_type,
)
def build_model_creator
model_creator = model_creation_strategy.new(
model_name,
columns,
arguments,
)
model_creator.customize_model do |model|
add_validation_to(model)
possibly_override_attribute_writer_method_for(model)
end
model_creator
end
def add_validation_to(model)
if custom_validation?
_attribute_name = attribute_name
model.send(:define_method, :custom_validation) do
custom_validation.call(self, _attribute_name)
end
model.validate(:custom_validation)
else
model.public_send(validation_name, attribute_name, validation_options)
end
end
def possibly_override_attribute_writer_method_for(model)
all_attribute_overrides.each do |attribute_name, overrides|
if overrides.key?(:changing_values_with)
_change_value = method(:change_value)
model.send(:define_method, "#{attribute_name}=") do |value|
new_value = _change_value.call(
value,
overrides[:changing_values_with],
)
if
respond_to?(:write_attribute) && (
!self.class.respond_to?(:reflect_on_association) ||
!self.class.reflect_on_association(attribute_name)
)
write_attribute(attribute_name, new_value)
else
super(new_value)
end
end
end
end
end
def change_value(value, value_changer)
UnitTests::ChangeValue.call(column_type, value, value_changer)
end
end
end
end
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