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# better error reporting: this is useful mainly for development cycles, as
# it adds an error message only once
module ActiveRecord::Errors::Unique
def delete(entry)
@errors.delete entry.to_s
end
def add(attribute, message = nil, options = {})
add_with_unique_messages(attribute, message, options)
end
def add_with_unique_messages(error_or_attr, message = nil, options = {})
if error_or_attr.is_a?(ActiveRecord::Error)
error, attribute = error_or_attr, error_or_attr.attribute
else
attribute = error_or_attr
error = ActiveRecord::Error.new(@base, attribute, message, options)
end
options[:message] = options.delete(:default) if options.has_key?(:default)
@errors[attribute.to_s] ||= []
existing = @errors[attribute.to_s].detect do |err|
err.message == message
end
existing || (@errors[attribute.to_s] << error)
end
end
class ActiveRecord::Errors
include Unique
alias_method_chain :add, :unique_messages
end
module ActiveRecord::Errors::Unique::Etest
ActiveRecord::Base.connection.create_table :error_models do |t|
t.integer :value
end
class ErrorModels < ActiveRecord::Base
end
def test_single_adds
obj = ErrorModels.new
obj.errors.add "value", "xxx"
assert_kind_of(String, obj.errors["value"])
obj.errors.add "value", "xxx"
assert_kind_of(String, obj.errors["value"])
obj.errors.add "value", "yyyy"
assert_equal(%w(xxx yyyy), obj.errors["value"])
obj.errors.add "value", "yyyy"
assert_equal(%w(xxx yyyy), obj.errors["value"])
obj.errors.add "value", "xxx"
assert_equal(%w(xxx yyyy), obj.errors["value"])
obj.errors.add "value", "zzz"
assert_equal(%w(xxx yyyy zzz), obj.errors["value"])
end
end if VEX_TEST == "active_record"
Version data entries
11 entries across 11 versions & 1 rubygems