init commit

spec/factory.rb

@@ -0,0 +1,29 @@
+class Factory
+  @factories = {}
+
+  class << self 
+    def add(name, klass, &block)
+      @factories[name] = [klass, block]
+    end
+
+    def create(name, opts = {})
+      new(name, opts).tap(&:save!)
+    end
+
+    def new(name, opts)
+      factory = @factories[name]
+      factory[0].new.tap do |obj|
+        factory[1].call(obj) 
+      end.tap do |obj|
+        opts.each do |k, opt|
+          obj.send("#{k}=", opt) 
+        end
+      end
+    end
+  end
+end
+
+def Factory(name, opts={})
+  Factory.create name, opts
+end
+