Customize headers in response to signed_in/signed_out state

app/views/layouts/_header.html.erb

@@ -3,8 +3,15 @@
 				<nav class='round'>
 					<ul>
 						<li><%= link_to 'Home', root_path %></li>
+						<% if signed_in? %>
+						<li><%= link_to 'Profile', current_user %></li>
+						<% end %>
 						<li><%= link_to 'Help', help_path %></li>
-						<li><%= link_to 'Sign In', '#' %></li>
+						<% if signed_in? %>
+						<li><%= link_to 'Sign out', signout_path, :method => :delete %></li>
+						<% else %>
+						<li><%= link_to 'Sign in', signin_path %></li>
+						<% end %>
 					</ul>
 				</nav>
 			</header>

spec/requests/layout_links_spec.rb

@@ -40,4 +40,36 @@
     click_link 'Sign Up Now'
     response.should have_selector('title', :content => 'Sign Up')
   end
+
+  describe 'when not signed in' do
+    it 'should have a signin link' do
+      visit root_path
+      response.should have_selector( 'a', :href => signin_path,
+                                          :content => 'Sign in' )
+    end
+  end
+
+  describe 'when signed in' do
+    before(:each) do
+      @user = Factory(:user)
+      visit signin_path
+      fill_in :email,    :with => @user.email
+      fill_in :password, :with => @user.password
+      click_button
+    end
+
+    it 'should have a signout link' do
+      visit root_path
+      response.should have_selector( 'a', :href => signout_path,
+                                          :content => 'Sign out')
+      response.should_not have_selector( 'a', :href => signin_path,
+                                              :content => 'Sign in')
+    end
+
+    it 'should have a profile link' do
+      visit root_path
+      response.should have_selector( 'a', :href => user_path(@user),
+                                          :content => 'Profile' )
+    end
+  end
 end

spec/requests/users_spec.rb

@@ -27,9 +27,6 @@
           click_button
 
           response.should have_selector('input[id="user_password"][type="password"]', :value => '')
-           # do |input|
-            # input.
-          # end
           response.should have_selector('input[id="user_password_confirmation"][type="password"]', :value => '')
         end.should_not change(User, :count)
       end
@@ -52,4 +49,29 @@
       end
     end
   end
+
+  describe 'sign in/out' do
+    describe 'failure' do
+      it 'should not sign a user in' do
+        visit signin_path
+        fill_in :email,    :with => ''
+        fill_in :password, :with => ''
+        click_button
+        response.should have_selector( 'div.flash.error', :content => 'Invalid' )
+      end
+    end
+
+    describe 'success' do
+      it 'should sign a user in and out' do
+        user = Factory(:user)
+        visit signin_path
+        fill_in :email,    :with => user.email
+        fill_in :password, :with => user.password
+        click_button
+        controller.should be_signed_in
+        click_link 'Sign out'
+        controller.should_not be_signed_in
+      end
+    end
+  end
 end