diff --git a/spec/features/sessions_spec.rb b/spec/features/sessions_spec.rb
new file mode 100644
index 0000000..b8a00c8
--- /dev/null
+++ b/spec/features/sessions_spec.rb
@@ -0,0 +1,60 @@
+describe "sessions" do
+  let(:exists_user) { FactoryGirl.create(:user) }
+
+  describe "the sign in process" do
+    let(:submit_label) { I18n.t("terms.sign_in") }
+    before do
+      visit '/sessions/new'
+      within("form") do
+        fill_in 'session_name', :with => user.name
+        fill_in 'session_password', :with => user.password
+      end
+      click_button submit_label
+    end
+
+    context "sign in with exists user" do
+      let(:user) { exists_user }
+      it "login success, then redirect to root_path" do
+        current_path.should == root_path
+      end
+    end
+
+    context "sign in with non-exists user" do
+      let(:user) { FactoryGirl.build(:user) }
+
+      it "current location is not root_path" do
+        current_path.should_not == root_path
+      end
+
+      it "display form for retry" do
+        page.body.should have_css('form')
+      end
+    end
+  end
+
+  describe "sign out process" do
+    let(:submit_label) { I18n.t("terms.sign_in") }
+    before do
+      visit '/sessions/new'
+      within("form") do
+        fill_in 'session_name', :with => exists_user.name
+        fill_in 'session_password', :with => exists_user.password
+      end
+      click_button submit_label
+    end
+
+    before do
+      visit root_path
+      click_link I18n.t("terms.sign_out")
+    end
+
+    it "at sign in page after sign out" do
+      current_path.should == new_sessions_path
+    end
+
+    it "remember_token was destroyed" do
+      exists_user.reload
+      exists_user.remember_token.should be_nil
+    end
+  end
+end
diff --git a/spec/features/sign_in_spec.rb b/spec/features/sign_in_spec.rb
deleted file mode 100644
index 31321b3..0000000
--- a/spec/features/sign_in_spec.rb
+++ /dev/null
@@ -1,31 +0,0 @@
-describe "the sign in process" do
-  let(:submit_label) { I18n.t("terms.sign_in") }
-  let(:exists_user) { FactoryGirl.create(:user) }
-  before do
-    visit '/sessions/new'
-    within("form") do
-      fill_in 'session_name', :with => user.name
-      fill_in 'session_password', :with => user.password
-    end
-    click_button submit_label
-  end
-
-  context "sign in with exists user" do
-    let(:user) { exists_user }
-    it "login success, then redirect to root_path" do
-      current_path.should == root_path
-    end
-  end
-
-  context "sign in with non-exists user" do
-    let(:user) { FactoryGirl.build(:user) }
-
-    it "current location is not root_path" do
-      current_path.should_not == root_path
-    end
-
-    it "display form for retry" do
-      page.body.should have_css('form')
-    end
-  end
-end