Converted to factory_girl use, a little refactored

spec/models/blog_categories_spec.rb

@@ -1,8 +1,20 @@
 require 'spec_helper'
 
 describe BlogCategory do
-  it "initializes" do
-    blog = BlogCategory.new
-    blog.should_not be_nil
+  context "wiring up" do
+    
+    before(:each) do
+      @category = Factory(:blog_category)
+    end
+  
+    it "saves" do
+      @category.should_not be_nil
+    end
+  
+    it "has a blog post" do
+      BlogPost.last.categories.should include(@category)
+    end
+    
   end
+  
 end