fix tests

spec/models/issue_spec.rb

@@ -28,10 +28,6 @@ describe Issue do
     it { should_not allow_mass_assignment_of(:project_id) }
   end
 
-  describe "Validation" do
-    it { should ensure_length_of(:description).is_within(0..10000) }
-  end
-
   describe 'modules' do
     it { should include_module(Issuable) }
   end

spec/models/snippet_spec.rb

@@ -38,6 +38,5 @@ describe Snippet do
     it { should ensure_length_of(:title).is_within(0..255) }
 
     it { should validate_presence_of(:content) }
-    it { should ensure_length_of(:content).is_within(0..10_000) }
   end
 end