fix test

Author: kuboon

lib/restful_error.rb

@@ -4,7 +4,7 @@
 require "restful_error/railtie" if defined? ActionController
 require "restful_error/status"
 
-I18n.load_path += Dir["#{File.expand_path("../config/locales")}/*.yml"]
+I18n.load_path += Dir["#{File.expand_path("../config/locales")}/*.yml"] if defined? I18n
 
 module RestfulError
   class BaseError < StandardError; end
@@ -35,7 +35,7 @@ def const_missing(const_name)
 
     def build_error_class_for(code)
       status = Status.new(code)
-      message = I18n.t status.symbol, default: status.reason_phrase, scope: :restful_error
+      message = defined?(I18n) ? I18n.t(status.symbol, default: status.reason_phrase, scope: :restful_error) : status.reason_phrase
       klass = Class.new(BaseError) do
         define_method(:http_status) { status.code }
         define_method(:restful) { status }

lib/restful_error/inflector.rb

@@ -8,8 +8,8 @@ def underscore(word_)
       return word_.underscore if word_.respond_to?(:underscore)
 
       word = word_.dup
-      word = word.gsub!("::", "/")
-      word = word.gsub!(/(?<=[A-Z])(?=[A-Z][a-z])|(?<=[a-z\d])(?=[A-Z])/, "_")
+      word.gsub!("::", "/")
+      word.gsub!(/(?<=[A-Z])(?=[A-Z][a-z])|(?<=[a-z\d])(?=[A-Z])/, "_")
       word.tr!("-", "_")
       word.downcase!
     end

spec/rack_spec.rb

@@ -1,3 +1,4 @@
+require 'action_controller'
 require 'spec_helper'
 
 describe 'RestfulError' do
@@ -11,7 +12,7 @@ def app
         env "action_dispatch.exception", RestfulError[404].new
       end
       it do
-        get '/hoge'
+        get '/404'
         expect(last_response.status).to eq 404
       end
     end

spec/restful_error_spec.rb

@@ -3,10 +3,6 @@
 require "spec_helper"
 
 describe RestfulError do
-  it "has a version number" do
-    expect(RestfulError::VERSION).not_to be_nil
-  end
-
   describe "RestfullError[404]" do
     subject { described_class[404].new }