Add a test case for use of :base and tag it

Author: wildmaples

spec/ruby/core/dir/glob_spec.rb

@@ -29,6 +29,23 @@
                %w!file_one.ext file_two.ext!
   end
 
+  it 'returns matching file paths when supplied :base keyword argument' do
+    dir = tmp('temp') + '/'
+    file_1 = dir + 'lib/bloop.rb'
+    file_2 = dir + 'lib/soup.rb'
+    file_3 = dir + 'lib/mismatched_file_type.txt'
+    file_4 = dir + 'mismatched_directory.rb'
+
+    touch file_1
+    touch file_2
+    touch file_3
+    touch file_4
+
+    Dir.glob('**/*.rb', base: dir + 'lib').sort.should == ["bloop.rb", "soup.rb"].sort
+
+    rm_r dir[0...-1]
+  end
+
   it "calls #to_path to convert multiple patterns" do
     pat1 = mock('file_one.ext')
     pat1.should_receive(:to_path).and_return('file_one.ext')

spec/tags/core/dir/glob_tags.txt

@@ -1 +1,2 @@
 fails:Dir.glob recursively matches files and directories in nested dot subdirectory with 'nested/**/*' from the current directory and option File::FNM_DOTMATCH
+fails:Dir.glob returns matching file paths when supplied :base keyword argument