We're manually deleting test data in the tests

kaminari-core/test/support/database_cleaner.rb

@@ -1,21 +0,0 @@
-# frozen_string_literal: true
-#
-# kaminari repo's tests successfully runs without DatabaseCleaner now.
-# DatabaseCleaner[:active_record].strategy = :transaction if defined? ActiveRecord
-
-# class ActiveSupport::TestCase
-#   class << self
-#     def startup
-#       DatabaseCleaner.clean_with :truncation if defined? ActiveRecord
-#       super
-#     end
-#   end
-
-#   setup do
-#     DatabaseCleaner.start
-#   end
-
-#   teardown do
-#     DatabaseCleaner.clean
-#   end
-# end

kaminari.gemspec

@@ -26,5 +26,4 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'rake', '>= 0'
   s.add_development_dependency 'rr', '>= 0'
   s.add_development_dependency 'capybara', '>= 1.0'
-  s.add_development_dependency 'database_cleaner', '>= 1.4.1'
 end

test/test_helper.rb

@@ -9,8 +9,6 @@ require 'active_record'
 require 'bundler/setup'
 Bundler.require
 
-require 'database_cleaner'
-
 # Simulate a gem providing a subclass of ActiveRecord::Base before the Railtie is loaded.
 require 'fake_gem'