diff --git a/spec/unit/storage_spec.rb b/spec/unit/storage_spec.rb
index cc7d1d3..eb19baf 100644
--- a/spec/unit/storage_spec.rb
+++ b/spec/unit/storage_spec.rb
@@ -1,4 +1,5 @@
 require File.dirname(__FILE__) + '/../spec_helper'
+require 'fileutils'
 
 describe AssetSync::Storage do
   include_context "mock Rails without_yml"
@@ -450,4 +451,52 @@ def check_file(file)
       end
     end
   end
+
+  describe '#get_local_files' do
+    around(:each) do |example|
+      Dir.mktmpdir do |public_path|
+        @public_path = public_path
+        example.call
+      end
+    end
+
+    before(:each) do
+      @config = AssetSync::Config.new
+      @config.public_path = @public_path
+      @config.prefix = 'assets'
+      @storage = AssetSync::Storage.new(@config)
+
+      Dir.mkdir("#{@public_path}/assets")
+    end
+
+    context 'with empty directory' do
+      it 'has no files' do
+        expect(@storage.get_local_files).to eq([])
+      end
+    end
+
+    context 'with non-empty directory' do
+      before(:each) do
+        FileUtils.touch("#{@public_path}/assets/application.js")
+      end
+
+      it 'lists available files' do
+        expect(@storage.get_local_files).to eq([
+          'assets/application.js'
+        ])
+      end
+
+      context 'with trailing slash on asset prefix' do
+        before(:each) do
+          @config.prefix = 'assets/'
+        end
+
+        it 'lists available files with single slashes' do
+          expect(@storage.get_local_files).to eq([
+            'assets/application.js'
+          ])
+        end
+      end
+    end
+  end
 end