update spec to support file with dir

spec/annotate/annotate_models_spec.rb

@@ -136,17 +136,16 @@ def self.has_many name
 
     # todo: use 'files' gem instead
     def create(file, body="hi")
-      file_path = File.join(AnnotateModels.model_dir, file)
+      file_path = File.join(AnnotateModels.model_dir[0], file)
       FileUtils.mkdir_p(File.dirname(file_path))
-
       File.open(file_path, "wb") do |f|
         f.puts(body)
       end
       file_path
     end
 
     def check_class_name(file, class_name)
-      klass = AnnotateModels.get_model_class(file)
+      klass = AnnotateModels.get_model_class(File.join(AnnotateModels.model_dir[0], file))
 
       expect(klass).not_to eq(nil)
       expect(klass.name).to eq(class_name)
@@ -294,7 +293,7 @@ class LoadedClass < ActiveRecord::Base
           CONSTANT = 1
         end
       EOS
-      path = File.expand_path("#{AnnotateModels.model_dir}/loaded_class")
+      path = File.expand_path('loaded_class', AnnotateModels.model_dir[0])
       Kernel.load "#{path}.rb"
       expect(Kernel).not_to receive(:require).with(path)
 
@@ -557,7 +556,7 @@ class User < ActiveRecord::Base
        it "displays an error message" do
          expect(capturing(:stdout) {
            AnnotateModels.do_annotations :model_dir => @model_dir, :is_rake => true
-         }).to include("Unable to annotate user.rb: oops")
+         }).to include("Unable to annotate #{@model_dir}/user.rb: oops")
        end
 
        it "displays the full stack trace with --trace" do
@@ -587,7 +586,7 @@ class User < ActiveRecord::Base
        it "displays an error message" do
          expect(capturing(:stdout) {
            AnnotateModels.remove_annotations :model_dir => @model_dir, :is_rake => true
-         }).to include("Unable to deannotate user.rb: oops")
+         }).to include("Unable to deannotate #{@model_dir}/user.rb: oops")
        end
 
        it "displays the full stack trace" do