Dir.entries returns only basenames, not full paths - make FakeFS match that behavior

lib/fakefs/dir.rb

@@ -71,7 +71,7 @@ module FakeFS
 
     def self.entries(dirname)
       raise SystemCallError, dirname unless FileSystem.find(dirname)
-      Dir.new(dirname).map { |file| file }
+      Dir.new(dirname).map { |file| File.basename(file) }
     end
 
     def self.foreach(dirname, &block)

test/fakefs_test.rb

@@ -910,6 +910,20 @@ class FakeFSTest < Test::Unit::TestCase
     test.each { |t| assert yielded.include?(t) }
   end
 
+  def test_directory_entries_works_with_trailing_slash
+    test = ['.', '..', 'file_1', 'file_2', 'file_3', 'file_4', 'file_5' ]
+
+    FileUtils.mkdir_p('/this/path/should/be/here')
+
+    test.each do |f|
+      FileUtils.touch("/this/path/should/be/here/#{f}")
+    end
+
+    yielded = Dir.entries('/this/path/should/be/here/')
+    assert yielded.size == test.size
+    test.each { |t| assert yielded.include?(t) }
+  end
+
   def test_directory_foreach
     test = ['.', '..', 'file_1', 'file_2', 'file_3', 'file_4', 'file_5' ]