depend entirely on database_cleaner

spec/helpers/sinatra_helpers_spec.rb

@@ -153,11 +153,6 @@ describe 'Kaminari::Helpers::SinatraHelper' do
     end
 
     context 'the last page' do
-      before do
-        User.delete_all
-        50.times {|i| User.create! :name => "user#{i}"}
-      end
-
       it 'should not have a more page link' do
         get '/users?page=2'
         last_document.search('a#next_page_link').should be_empty

spec/models/data_mapper_spec.rb

@@ -29,7 +29,9 @@ describe Kaminari::DataMapperExtension do
 
     DataMapper.finalize
     DataMapper.auto_migrate!
+  end
 
+  before do
     300.times do |i|
       Worker.create(:name => "Worker#{i}", :age => i)
     end

spec/models/scopes_spec.rb

@@ -10,7 +10,7 @@ shared_examples_for 'blank page' do
 end
 
 describe Kaminari::ActiveRecordExtension do
-  before :all do
+  before do
     1.upto(100) {|i| User.create! :name => "user#{'%03d' % i}", :age => (i / 10)}
     1.upto(100) {|i| GemDefinedModel.create! :name => "user#{'%03d' % i}", :age => (i / 10)}
   end

spec/requests/users_spec.rb

@@ -3,7 +3,6 @@ require 'spec_helper'
 
 feature 'Users' do
   background do
-    User.delete_all
     1.upto(100) {|i| User.create! :name => "user#{'%03d' % i}" }
   end
   scenario 'navigating by pagination links' do