diff --git a/app/controllers/merged/sections_controller.rb b/app/controllers/merged/sections_controller.rb
index 56c9e12..c983941 100644
--- a/app/controllers/merged/sections_controller.rb
+++ b/app/controllers/merged/sections_controller.rb
@@ -68,7 +68,6 @@ module Merged
       @section.allowed_fields.each do |key|
         if( params.has_key?(key) )
           @section.update(key, params[key])
-          puts "updating:#{key}=#{params[key]}"
         end
       end
       options = params[:option]
diff --git a/spec/features/merged/changes_spec.rb b/spec/features/merged/changes_spec.rb
deleted file mode 100644
index a8b74bf..0000000
--- a/spec/features/merged/changes_spec.rb
+++ /dev/null
@@ -1,11 +0,0 @@
-require 'rails_helper'
-
-RSpec.feature "Changes", type: :feature do
-  describe "GET /changes" do
-    it "returns http success" do
-#      visit "/merged/changes/index"
-#      expect(page).to have_title("Deletions")
-#      expect(page).to have_text("Additions")
-    end
-  end
-end
diff --git a/spec/features/merged/images_spec.rb b/spec/features/merged/images_spec.rb
deleted file mode 100644
index 5142b92..0000000
--- a/spec/features/merged/images_spec.rb
+++ /dev/null
@@ -1,17 +0,0 @@
-require 'rails_helper'
-
-RSpec.feature "Images", type: :feature do
-  describe "GET /images" do
-    it "returns http success" do
-      visit "/merged/images"
-      expect(page).to have_title("Dummy")
-      expect(page).to have_text("Pages")
-    end
-    it "has picures" , js: true do
-      expexted_num = Merged::Image.count
-      visit "/merged/images"
-      found= find_all(".image_box").count
-      expect(found).to be expexted_num
-    end
-  end
-end
diff --git a/spec/features/merged/page_spec.rb b/spec/features/merged/page_spec.rb
deleted file mode 100644
index a1a448b..0000000
--- a/spec/features/merged/page_spec.rb
+++ /dev/null
@@ -1,23 +0,0 @@
-require 'rails_helper'
-
-RSpec.feature "Pages", type: :feature do
-  describe "GET /pages" do
-    it "returns http success" do
-      visit "/merged/pages"
-      expect(page).to have_title("Dummy")
-      expect(page).to have_text("Pages")
-    end
-
-    it "has an index page" do
-      visit "/merged/pages"
-      click_on ("index")
-    end
-
-    it "edit page works " do
-      visit "/merged/pages"
-      within("#index") do
-        click_on ("Edit")
-      end
-    end
-  end
-end
diff --git a/spec/features/merged/section_spec.rb b/spec/features/merged/section_spec.rb
deleted file mode 100644
index 598fee2..0000000
--- a/spec/features/merged/section_spec.rb
+++ /dev/null
@@ -1,31 +0,0 @@
-require 'rails_helper'
-
-RSpec.feature "Sections", type: :feature do
-  describe "index page" do
-    it "returns http success" do
-      visit "/merged/pages"
-      click_on ("index")
-      expect(page).to have_text("index")
-      expect(page).to have_text("Section 1")
-    end
-  end
-  describe "show page" do
-    it "returns http success" do
-      visit "/merged/pages"
-      click_on ("index")
-      within("#section_31") do
-        find_link("Edit").click
-      end
-    end
-
-    describe "show page" do
-      it "returns http success" do
-        visit "/merged/pages"
-        click_on ("index")
-        within("#section_31") do
-          find_link("Edit").click
-        end
-      end
-    end
-  end
-end
diff --git a/spec/features/merged/style_spec.rb b/spec/features/merged/style_spec.rb
deleted file mode 100644
index 0a2d517..0000000
--- a/spec/features/merged/style_spec.rb
+++ /dev/null
@@ -1,11 +0,0 @@
-require 'rails_helper'
-
-RSpec.feature "Styles", type: :feature do
-  describe "GET /styles" do
-    it "returns http success" do
-      visit "/merged/styles/index"
-      expect(page).to have_title("Dummy")
-      expect(page).to have_text("Styles")
-    end
-  end
-end
diff --git a/spec/features/merged/view_spec.rb b/spec/features/merged/view_spec.rb
deleted file mode 100644
index 24bc112..0000000
--- a/spec/features/merged/view_spec.rb
+++ /dev/null
@@ -1,12 +0,0 @@
-require 'rails_helper'
-
-RSpec.feature "View", type: :feature do
-  describe "Check rendering" do
-
-    it "returns http successfor all pages" do
-      Merged::Page.all.each do |page|
-        visit "/" + page.name
-      end
-    end
-  end
-end
diff --git a/test/integration/changes_test.rb b/test/integration/changes_test.rb
new file mode 100644
index 0000000..68d0106
--- /dev/null
+++ b/test/integration/changes_test.rb
@@ -0,0 +1,11 @@
+require "test_helper"
+
+class ChangesTest < ActionDispatch::IntegrationTest
+  include Devise::Test::IntegrationHelpers # Rails >= 5
+
+  def test_index
+    #      visit "/merged/changes/index"
+    #      assert_equal page, have_title("Deletions")
+    #      assert_equal page, have_text("Additions")
+  end
+end
diff --git a/test/integration/images_test.rb b/test/integration/images_test.rb
new file mode 100644
index 0000000..9585aa4
--- /dev/null
+++ b/test/integration/images_test.rb
@@ -0,0 +1,19 @@
+require "test_helper"
+
+class ImagesTest < ActionDispatch::IntegrationTest
+  include Devise::Test::IntegrationHelpers # Rails >= 5
+
+  def test_index
+    visit "/merged/images"
+    assert_title page, "Dummy"
+    assert_text page, "Pages"
+  end
+
+  def test_has_picures
+    Capybara.current_driver = :selenium_headless # js: true
+    expexted_num = Merged::Image.count
+    visit "/merged/images"
+    found= find_all(".image_box").count
+    assert_equal found, expexted_num
+  end
+end
diff --git a/test/integration/page_test.rb b/test/integration/page_test.rb
new file mode 100644
index 0000000..1594df9
--- /dev/null
+++ b/test/integration/page_test.rb
@@ -0,0 +1,23 @@
+require "test_helper"
+
+class PageTest < ActionDispatch::IntegrationTest
+  include Devise::Test::IntegrationHelpers # Rails >= 5
+
+  def test_returns_success
+    visit "/merged/pages"
+    assert_title page, "Dummy"
+    assert_text page, "Pages"
+  end
+
+  def test_has_an_index_page
+    visit "merged/pages"
+    click_on ("index")
+  end
+
+  def test_edit_page_works
+    visit "/merged/pages"
+    within("#index") do
+      click_on ("Edit")
+    end
+  end
+end
diff --git a/test/integration/style_test.rb b/test/integration/style_test.rb
new file mode 100644
index 0000000..3ebbf76
--- /dev/null
+++ b/test/integration/style_test.rb
@@ -0,0 +1,11 @@
+require "test_helper"
+
+class StylesTest < ActionDispatch::IntegrationTest
+  include Devise::Test::IntegrationHelpers # Rails >= 5
+
+  def test_returns_success
+    visit "/merged/styles/index"
+    assert_title page, "Dummy"
+    assert_text page, "Styles"
+  end
+end
diff --git a/test/integration/view_test.rb b/test/integration/view_test.rb
new file mode 100644
index 0000000..a31468d
--- /dev/null
+++ b/test/integration/view_test.rb
@@ -0,0 +1,12 @@
+require "test_helper"
+
+class ViewTest < ActionDispatch::IntegrationTest
+  include Devise::Test::IntegrationHelpers # Rails >= 5
+
+  def test_returns_ok_all_pages
+    Merged::Page.all.each do |page|
+      visit "/" + page.name
+      assert_equal "/#{current_path}" , page.name
+    end
+  end
+end