Some REPL Driven Development to fix bug - TODO: fix broken test

example.rb

@@ -0,0 +1,22 @@
+require 'sinderella'
+
+data = { :key => 'value' }
+till_midnight = 60
+
+id = Sinderella.transforms(data, till_midnight) do |data|
+  data.each do |key, value|
+    data.tap { |d| d[key].upcase! }
+  end
+end
+
+puts Sinderella.get(id)
+
+puts "Resetting data early" and Sinderella.midnight(id) if (rand() * 2).to_i == 1 # randomly reset the data early...
+
+sleep 10
+
+puts Sinderella.get(id)
+
+sleep 60
+
+puts Sinderella.get(id)

lib/sinderella.rb

@@ -38,7 +38,7 @@ def self.deep_copy(object)
   end
 
   def self.check(id, seconds)
-    Thread.new { sleep seconds; reset_data_at id }.join
+    Thread.new { sleep seconds; reset_data_at id }
   end
 
   def self.reset_data_at(id)