Use webmock instead of fakeweb for VCR; Fix tests; Use Timecop to speed up tests previously using sleep; Move artist rename into seperate operation

test/unit/comment_test.rb

@@ -67,8 +67,9 @@ class CommentTest < ActiveSupport::TestCase
         Danbooru.config.stubs(:comment_threshold).returns(1)
         p = FactoryGirl.create(:post)
         c1 = FactoryGirl.create(:comment, :post => p)
-        sleep 1
-        c2 = FactoryGirl.create(:comment, :post => p)
+        Timecop.travel(2.seconds.from_now) do
+          c2 = FactoryGirl.create(:comment, :post => p)
+        end
         p.reload
         assert_equal(c1.created_at.to_s, p.last_commented_at.to_s)
       end

test/unit/forum_post_test.rb

@@ -21,8 +21,9 @@ class ForumPostTest < ActiveSupport::TestCase
         9.times do
           @posts << FactoryGirl.create(:forum_post, :topic_id => @topic.id, :body => rand(100_000))
         end
-        sleep 2
-        @posts << FactoryGirl.create(:forum_post, :topic_id => @topic.id, :body => rand(100_000))
+        Timecop.travel(2.seconds.from_now) do
+          @posts << FactoryGirl.create(:forum_post, :topic_id => @topic.id, :body => rand(100_000))
+        end
       end
 
       should "know which page it's on" do
@@ -59,11 +60,12 @@ class ForumPostTest < ActiveSupport::TestCase
     end
 
     should "update its parent when saved" do
-      sleep 1
-      original_topic_updated_at = @topic.updated_at
+      Timecop.travel(1.second.from_now) do
+        @original_topic_updated_at = @topic.updated_at
+      end
       post = FactoryGirl.create(:forum_post, :topic_id => @topic.id)
       @topic.reload
-      assert_not_equal(original_topic_updated_at, @topic.updated_at)
+      assert_not_equal(@original_topic_updated_at, @topic.updated_at)
     end
 
     should "be searchable by body content" do