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Contents
# frozen_string_literal: true
module ConvenientService
module RSpec
module Matchers
module Custom
##
# TODO: Specs.
#
class HaveAttrWriter
def initialize(attr_name)
@attr_name = attr_name
end
def matches?(object)
@object = object
##
# IMPORTANT: A copy is created in order to be thread safe.
#
copy = object.dup
copy.public_send("#{attr_name}=", :custom_value)
copy.instance_variable_get("@#{attr_name}") == :custom_value
end
def description
"have attr writer `#{attr_name}`"
end
def failure_message
"expected `#{object.class}` to have attr writer `#{attr_name}`"
end
def failure_message_when_negated
"expected `#{object.class}` NOT to have attr writer `#{attr_name}`"
end
private
attr_reader :object, :attr_name
end
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems