require 'spec_helper' describe Index::File::Basic do before(:each) do @file = Index::File::Basic.new "some/cache/path/to/file" end describe "backup_file_path_of" do it "returns a backup path relative to the path" do @file.backup_file_path_of('some/path/to/some.index').should == 'some/path/to/backup/some.index' end end end