Add admin notification unsubscribe feature

features/steps/user.rb

@@ -7,4 +7,20 @@ class Spinach::Features::User < Spinach::FeatureSteps
   step 'I should see user "John Doe" page' do
     expect(page.title).to match(/^\s*John Doe/)
   end
+
+  step 'I visit unsubscribe link' do
+    visit "/unsubscribes/joh@doe.org"
+  end
+
+  step 'I should see unsubscribe text and button' do
+    page.should have_content "Unsubscribe from Admin notifications Yes, I want to unsubscribe joh@doe.org from any further admin emails."
+  end
+
+  step 'I press the unsubscribe button' do
+    click_button("Unsubscribe")
+  end
+
+  step 'I should be unsubscribed' do
+    current_path.should == root_path
+  end
 end

features/user.feature

@@ -67,3 +67,10 @@ Feature: User
     And I should see project "Enterprise"
     And I should not see project "Internal"
     And I should not see project "Community"
+
+  Scenario: I unsubscribe from admin notifications
+    Given I sign in as "John Doe"
+    When I visit unsubscribe link
+    Then I should see unsubscribe text and button
+    And I press the unsubscribe button
+    Then I should be unsubscribed