Merge remote-tracking branch 'upstream/pull/5696'

[rails.git] / test / integration / user_creation_test.rb

diff --git a/test/integration/user_creation_test.rb b/test/integration/user_creation_test.rb
index 8b6cdb19c0c5a3063e9b6936f1300b7d588ae9d6..4aae1046b586b97a4d25e25edc7031aa1a689c8c 100644 (file)
--- a/test/integration/user_creation_test.rb
+++ b/test/integration/user_creation_test.rb
@@ -30,13 +30,33 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post "/user",
+               :params => { :user => { :email => dup_email,
+                                       :display_name => display_name,
+                                       :pass_crypt => "testtest",
+                                       :pass_crypt_confirmation => "testtest" } }
+        end
+      end
+    end
+    assert_response :success
+    assert_template "users/new"
+    assert_select "form"
+    assert_select "form > div > input.is-invalid#user_email"
+  end
+
+  def test_user_create_association_submit_duplicate_email
+    dup_email = create(:user).email
+    display_name = "new_tester"
+    assert_difference("User.count", 0) do
+      assert_no_difference("ActionMailer::Base.deliveries.size") do
+        perform_enqueued_jobs do
+          post "/user",

                :params => { :user => { :email => dup_email,
                :params => { :user => { :email => dup_email,

-                                       :email_confirmation => dup_email,

                                        :display_name => display_name,
                                        :pass_crypt => "testtest",
                                        :pass_crypt_confirmation => "testtest",
                                        :display_name => display_name,
                                        :pass_crypt => "testtest",
                                        :pass_crypt_confirmation => "testtest",

-                                       :consider_pd => "1" } }
+                                       :auth_provider => "google",
+                                       :auth_uid => "123454321" } }

         end
       end
     end
         end
       end
     end


@@ -52,9 +72,8 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post "/user",

                :params => { :user => { :email => email,
                :params => { :user => { :email => email,

-                                       :email_confirmation => email,

                                        :display_name => dup_display_name,
                                        :pass_crypt => "testtest",
                                        :pass_crypt_confirmation => "testtest" } }
                                        :display_name => dup_display_name,
                                        :pass_crypt => "testtest",
                                        :pass_crypt_confirmation => "testtest" } }


@@ -72,9 +91,8 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post "/user",

                :params => { :user => { :email => email,
                :params => { :user => { :email => email,

-                                       :email_confirmation => email,

                                        :display_name => display_name,
                                        :pass_crypt => "testtest",
                                        :pass_crypt_confirmation => "blahblah" } }
                                        :display_name => display_name,
                                        :pass_crypt => "testtest",
                                        :pass_crypt_confirmation => "blahblah" } }


@@ -83,7 +101,26 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     end
     assert_response :success
     assert_template "users/new"
     end
     assert_response :success
     assert_template "users/new"

-    assert_select "form > div > input.is-invalid#user_pass_crypt_confirmation"
+    assert_select "form > div > div > div > input.is-invalid#user_pass_crypt_confirmation"
+  end
+
+  def test_user_create_association_submit_duplicate_username
+    dup_display_name = create(:user).display_name
+    email = "new_tester"
+    assert_difference("User.count", 0) do
+      assert_no_difference("ActionMailer::Base.deliveries.size") do
+        perform_enqueued_jobs do
+          post "/user",
+               :params => { :user => { :email => email,
+                                       :display_name => dup_display_name,
+                                       :auth_provider => "google",
+                                       :auth_uid => "123454321" } }
+        end
+      end
+    end
+    assert_response :success
+    assert_template "users/new"
+    assert_select "form > div > input.is-invalid#user_display_name"

   end
 
   def test_user_create_success
   end
 
   def test_user_create_success


@@ -93,14 +130,11 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_difference("User.count", 1) do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count", 1) do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :pass_crypt => "testtest",
                                        :display_name => display_name,
                                        :pass_crypt => "testtest",

-                                       :pass_crypt_confirmation => "testtest",
-                                       :consider_pd => "1" } }
-          assert_response :redirect
+                                       :pass_crypt_confirmation => "testtest" } }

           assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
           follow_redirect!
         end
           assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
           follow_redirect!
         end


@@ -119,7 +153,6 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     found_confirmation_url = register_email.parts.first.parts.first.to_s =~ %r{\shttp://test.host(/\S+)\s}
     assert found_confirmation_url
     confirmation_url = Regexp.last_match(1)
     found_confirmation_url = register_email.parts.first.parts.first.to_s =~ %r{\shttp://test.host(/\S+)\s}
     assert found_confirmation_url
     confirmation_url = Regexp.last_match(1)

-    ActionMailer::Base.deliveries.clear

 
     post confirmation_url
 
 
     post confirmation_url
 


@@ -132,13 +165,13 @@ class UserCreationTest < ActionDispatch::IntegrationTest
   end
 
   # Check that the user can successfully recover their password
   end
 
   # Check that the user can successfully recover their password

-  def test_lost_password_recovery_success
-    # Open the lost password form
-    # Submit the lost password form
-    # Check the e-mail
-    # Submit the reset password token
-    # Check that the password has changed, and the user can login
-  end
+  # def test_lost_password_recovery_success
+  #   Open the lost password form
+  #   Submit the lost password form
+  #   Check the e-mail
+  #   Submit the reset password token
+  #   Check that the password has changed, and the user can login
+  # end

 
   def test_user_create_redirect
     new_email = "redirect_tester@osm.org"
 
   def test_user_create_redirect
     new_email = "redirect_tester@osm.org"


@@ -149,13 +182,11 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :pass_crypt => password,
                                        :display_name => display_name,
                                        :pass_crypt => password,

-                                       :pass_crypt_confirmation => password,
-                                       :consider_pd => "1" },
+                                       :pass_crypt_confirmation => password },

                             :referer => referer }
           assert_response(:redirect)
           assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
                             :referer => referer }
           assert_response(:redirect)
           assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name


@@ -179,8 +210,6 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_response :success
     assert_template "confirmations/confirm"
 
     assert_response :success
     assert_template "confirmations/confirm"
 

-    ActionMailer::Base.deliveries.clear
-

     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success
     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success


@@ -194,99 +223,98 @@ class UserCreationTest < ActionDispatch::IntegrationTest
   end
 
   def test_user_create_openid_success
   end
 
   def test_user_create_openid_success

-    OmniAuth.config.add_mock(:openid, :uid => "http://localhost:1123/new.tester")
-

     new_email = "newtester-openid@osm.org"
     display_name = "new_tester-openid"
     new_email = "newtester-openid@osm.org"
     display_name = "new_tester-openid"

-    password = "testtest"
+    openid_url = "http://localhost:1000/new.tester"
+    auth_uid = "http://localhost:1123/new.tester"
+
+    OmniAuth.config.add_mock(:openid,
+                             :uid => auth_uid,
+                             :info => { :email => new_email, :name => display_name })
+

     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "openid", :openid_url => openid_url, :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "openid", :openid_url => openid_url, :origin => "/user/new")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name, :email => new_email,
+                               :auth_provider => "openid", :auth_uid => auth_uid
+          follow_redirect!
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :auth_provider => "openid",
                                        :display_name => display_name,
                                        :auth_provider => "openid",

-                                       :auth_uid => "http://localhost:1123/new.tester",
-                                       :pass_crypt => password,
-                                       :pass_crypt_confirmation => password,
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "openid", :openid_url => "http://localhost:1123/new.tester", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "openid", :openid_url => "http://localhost:1123/new.tester", :origin => "/user/new")
-          follow_redirect!
-          assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
-          follow_redirect!
+                                       :auth_uid => auth_uid } }

         end
       end
     end
 
     # Check the page
         end
       end
     end
 
     # Check the page

-    assert_response :success
-    assert_template "confirmations/confirm"
+    assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
+  end

 
 

-    ActionMailer::Base.deliveries.clear
+  def test_user_create_openid_duplicate_email
+    dup_user = create(:user)
+    display_name = "new_tester-openid"
+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:openid,
+                             :uid => auth_uid,
+                             :info => { :email => dup_user.email, :name => display_name })
+
+    post auth_path(:provider => "openid", :origin => "/user/new")
+    assert_redirected_to auth_success_path(:provider => "openid", :origin => "/user/new")
+    follow_redirect!
+    assert_redirected_to :controller => :users, :action => "new", :nickname => display_name, :email => dup_user.email,
+                         :auth_provider => "openid", :auth_uid => auth_uid
+    follow_redirect!
+
+    assert_response :success
+    assert_template "users/new"
+    assert_select "form > div > input.is-invalid#user_email"

   end
 
   def test_user_create_openid_failure
     OmniAuth.config.mock_auth[:openid] = :connection_failed
 
   end
 
   def test_user_create_openid_failure
     OmniAuth.config.mock_auth[:openid] = :connection_failed
 

-    new_email = "newtester-openid2@osm.org"
-    display_name = "new_tester-openid2"

     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
-               :params => { :user => { :email => new_email,
-                                       :email_confirmation => new_email,
-                                       :display_name => display_name,
-                                       :auth_provider => "openid",
-                                       :auth_uid => "http://localhost:1123/new.tester",
-                                       :pass_crypt => "testtest",
-                                       :pass_crypt_confirmation => "testtest",
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "openid", :openid_url => "http://localhost:1123/new.tester", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "openid", :openid_url => "http://localhost:1123/new.tester", :origin => "/user/new")
+          post auth_path(:provider => "openid", :openid_url => "http://localhost:1123/new.tester", :origin => "/user/new")

           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "openid", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!
           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "openid", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!

-          assert_response :redirect
-          follow_redirect!
-          assert_response :success
-          assert_template "users/new"
+          assert_redirected_to "/user/new"

         end
       end
     end
         end
       end
     end

-
-    ActionMailer::Base.deliveries.clear

   end
 
   def test_user_create_openid_redirect
   end
 
   def test_user_create_openid_redirect

-    OmniAuth.config.add_mock(:openid, :uid => "http://localhost:1123/new.tester")
-
+    openid_url = "http://localhost:1000/new.tester"
+    auth_uid = "http://localhost:1123/new.tester"

     new_email = "redirect_tester_openid@osm.org"
     display_name = "redirect_tester_openid"
     new_email = "redirect_tester_openid@osm.org"
     display_name = "redirect_tester_openid"

-    # nothing special about this page, just need a protected page to redirect back to.
-    referer = "/traces/mine"
+
+    OmniAuth.config.add_mock(:openid,
+                             :uid => auth_uid,
+                             :info => { :email => new_email, :name => display_name })
+

     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "openid", :openid_url => openid_url, :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "openid", :openid_url => openid_url, :origin => "/user/new")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name, :email => new_email,
+                               :auth_provider => "openid", :auth_uid => auth_uid
+          follow_redirect!
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :auth_provider => "openid",
                                        :display_name => display_name,
                                        :auth_provider => "openid",

-                                       :auth_uid => "http://localhost:1123/new.tester",
-                                       :pass_crypt => "testtest",
-                                       :pass_crypt_confirmation => "testtest",
-                                       :consider_pd => "1" },
-                            :referer => referer }
-          assert_redirected_to auth_path(:provider => "openid", :openid_url => "http://localhost:1123/new.tester", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "openid", :openid_url => "http://localhost:1123/new.tester", :origin => "/user/new")
-          follow_redirect!
-          assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
+                                       :auth_uid => auth_uid } }

           follow_redirect!
         end
       end
           follow_redirect!
         end
       end


@@ -307,8 +335,6 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_response :success
     assert_template "confirmations/confirm"
 
     assert_response :success
     assert_template "confirmations/confirm"
 

-    ActionMailer::Base.deliveries.clear
-

     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success
     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success


@@ -323,26 +349,32 @@ class UserCreationTest < ActionDispatch::IntegrationTest
 
   def test_user_create_google_success
     new_email = "newtester-google@osm.org"
 
   def test_user_create_google_success
     new_email = "newtester-google@osm.org"

+    email_hmac = UsersController.message_hmac(new_email)

     display_name = "new_tester-google"
     display_name = "new_tester-google"

-    password = "testtest"
+    auth_uid = "123454321"

 
 

-    OmniAuth.config.add_mock(:google, :uid => "123454321", :info => { "email" => new_email })
+    OmniAuth.config.add_mock(:google,
+                             :uid => auth_uid,
+                             :extra => { :id_info => { :openid_id => "http://localhost:1123/new.tester" } },
+                             :info => { :email => new_email, :name => display_name })

 
     assert_difference("User.count") do
       assert_no_difference("ActionMailer::Base.deliveries.size") do
         perform_enqueued_jobs do
 
     assert_difference("User.count") do
       assert_no_difference("ActionMailer::Base.deliveries.size") do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "google", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "google")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => new_email, :email_hmac => email_hmac,
+                               :auth_provider => "google", :auth_uid => auth_uid
+          follow_redirect!
+
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :auth_provider => "google",
                                        :display_name => display_name,
                                        :auth_provider => "google",

-                                       :pass_crypt => password,
-                                       :pass_crypt_confirmation => password,
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "google", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "google")
-          follow_redirect!
+                                       :auth_uid => auth_uid },
+                            :email_hmac => email_hmac }

           assert_redirected_to welcome_path
           follow_redirect!
         end
           assert_redirected_to welcome_path
           follow_redirect!
         end


@@ -352,69 +384,77 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     # Check the page
     assert_response :success
     assert_template "site/welcome"
     # Check the page
     assert_response :success
     assert_template "site/welcome"

+  end
+
+  def test_user_create_google_duplicate_email
+    dup_user = create(:user)
+    display_name = "new_tester-google"
+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:google,
+                             :uid => auth_uid,
+                             :extra => { :id_info => { :openid_id => "http://localhost:1123/new.tester" } },
+                             :info => { :email => dup_user.email, :name => display_name })
+
+    post auth_path(:provider => "google", :origin => "/user/new")
+    assert_redirected_to auth_success_path(:provider => "google")
+    follow_redirect!
+    assert_redirected_to :controller => :users, :action => "new", :nickname => display_name, :email => dup_user.email,
+                         :email_hmac => UsersController.message_hmac(dup_user.email),
+                         :auth_provider => "google", :auth_uid => auth_uid
+    follow_redirect!

 
 

-    ActionMailer::Base.deliveries.clear
+    assert_response :success
+    assert_template "users/new"
+    assert_select "form > div > input.is-invalid#user_email"

   end
 
   def test_user_create_google_failure
     OmniAuth.config.mock_auth[:google] = :connection_failed
 
   end
 
   def test_user_create_google_failure
     OmniAuth.config.mock_auth[:google] = :connection_failed
 

-    new_email = "newtester-google2@osm.org"
-    display_name = "new_tester-google2"

     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
-               :params => { :user => { :email => new_email,
-                                       :email_confirmation => new_email,
-                                       :display_name => display_name,
-                                       :auth_provider => "google",
-                                       :pass_crypt => "",
-                                       :pass_crypt_confirmation => "",
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "google", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "google")
+          post auth_path(:provider => "google", :origin => "/user/new")
+          assert_response :redirect

           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "google", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!
           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "google", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!

-          assert_response :redirect
-          follow_redirect!
-          assert_response :success
-          assert_template "users/new"
+          assert_redirected_to "/user/new"

         end
       end
     end
         end
       end
     end

-
-    ActionMailer::Base.deliveries.clear

   end
 
   def test_user_create_google_redirect
   end
 
   def test_user_create_google_redirect

-    OmniAuth.config.add_mock(:google, :uid => "123454321", :extra => {
-                               :id_info => { "openid_id" => "http://localhost:1123/new.tester" }
-                             })
-
-    new_email = "redirect_tester_google@osm.org"
+    orig_email = "redirect_tester_google_orig@google.com"
+    email_hmac = UsersController.message_hmac(orig_email)
+    new_email =  "redirect_tester_google@osm.org"

     display_name = "redirect_tester_google"
     display_name = "redirect_tester_google"

-    # nothing special about this page, just need a protected page to redirect back to.
-    referer = "/traces/mine"
+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:google,
+                             :uid => auth_uid,
+                             :extra => { :id_info => { :openid_id => "http://localhost:1123/new.tester" } },
+                             :info => { :email => orig_email, :name => display_name })
+

     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "google", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "google")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => orig_email, :email_hmac => email_hmac,
+                               :auth_provider => "google", :auth_uid => auth_uid
+          follow_redirect!
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,
+                                       :email_hmac => email_hmac,

                                        :display_name => display_name,
                                        :auth_provider => "google",
                                        :display_name => display_name,
                                        :auth_provider => "google",

-                                       :pass_crypt => "testtest",
-                                       :pass_crypt_confirmation => "testtest",
-                                       :consider_pd => "1" },
-                            :referer => referer }
-          assert_redirected_to auth_path(:provider => "google", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "google")
-          follow_redirect!
-          assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
+                                       :auth_uid => auth_uid } }
+          assert_response :redirect

           follow_redirect!
         end
       end
           follow_redirect!
         end
       end


@@ -435,8 +475,6 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_response :success
     assert_template "confirmations/confirm"
 
     assert_response :success
     assert_template "confirmations/confirm"
 

-    ActionMailer::Base.deliveries.clear
-

     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success
     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success


@@ -451,26 +489,31 @@ class UserCreationTest < ActionDispatch::IntegrationTest
 
   def test_user_create_facebook_success
     new_email = "newtester-facebook@osm.org"
 
   def test_user_create_facebook_success
     new_email = "newtester-facebook@osm.org"

+    email_hmac = UsersController.message_hmac(new_email)

     display_name = "new_tester-facebook"
     display_name = "new_tester-facebook"

-    password = "testtest"
+    auth_uid = "123454321"

 
 

-    OmniAuth.config.add_mock(:facebook, :uid => "123454321", :info => { "email" => new_email })
+    OmniAuth.config.add_mock(:facebook,
+                             :uid => auth_uid,
+                             :info => { "email" => new_email, :name => display_name })

 
     assert_difference("User.count") do
       assert_no_difference("ActionMailer::Base.deliveries.size") do
         perform_enqueued_jobs do
 
     assert_difference("User.count") do
       assert_no_difference("ActionMailer::Base.deliveries.size") do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "facebook", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "facebook")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => new_email, :email_hmac => email_hmac,
+                               :auth_provider => "facebook", :auth_uid => auth_uid
+          follow_redirect!
+
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :auth_provider => "facebook",
                                        :display_name => display_name,
                                        :auth_provider => "facebook",

-                                       :pass_crypt => password,
-                                       :pass_crypt_confirmation => password,
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "facebook", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "facebook")
-          follow_redirect!
+                                       :auth_uid => auth_uid },
+                            :email_hmac => email_hmac }

           assert_redirected_to welcome_path
           follow_redirect!
         end
           assert_redirected_to welcome_path
           follow_redirect!
         end


@@ -480,67 +523,77 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     # Check the page
     assert_response :success
     assert_template "site/welcome"
     # Check the page
     assert_response :success
     assert_template "site/welcome"

+  end

 
 

-    ActionMailer::Base.deliveries.clear
+  def test_user_create_facebook_duplicate_email
+    dup_user = create(:user)
+    display_name = "new_tester-facebook"
+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:facebook,
+                             :uid => auth_uid,
+                             :info => { :email => dup_user.email, :name => display_name })
+
+    post auth_path(:provider => "facebook", :origin => "/user/new")
+    assert_redirected_to auth_success_path(:provider => "facebook")
+    follow_redirect!
+    assert_redirected_to :controller => :users, :action => "new", :nickname => display_name, :email => dup_user.email,
+                         :email_hmac => UsersController.message_hmac(dup_user.email),
+                         :auth_provider => "facebook", :auth_uid => auth_uid
+    follow_redirect!
+
+    assert_response :success
+    assert_template "users/new"
+    assert_select "form > div > input.is-invalid#user_email"

   end
 
   def test_user_create_facebook_failure
     OmniAuth.config.mock_auth[:facebook] = :connection_failed
 
   end
 
   def test_user_create_facebook_failure
     OmniAuth.config.mock_auth[:facebook] = :connection_failed
 

-    new_email = "newtester-facebook2@osm.org"
-    display_name = "new_tester-facebook2"

     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
-               :params => { :user => { :email => new_email,
-                                       :email_confirmation => new_email,
-                                       :display_name => display_name,
-                                       :auth_provider => "facebook",
-                                       :pass_crypt => "",
-                                       :pass_crypt_confirmation => "",
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "facebook", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "facebook")
+          post auth_path(:provider => "facebook", :origin => "/user/new")
+          assert_response :redirect

           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "facebook", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!
           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "facebook", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!

-          assert_response :redirect
-          follow_redirect!
-          assert_response :success
-          assert_template "users/new"
+          assert_redirected_to "/user/new"

         end
       end
     end
         end
       end
     end

-
-    ActionMailer::Base.deliveries.clear

   end
 
   def test_user_create_facebook_redirect
   end
 
   def test_user_create_facebook_redirect

-    OmniAuth.config.add_mock(:facebook, :uid => "123454321")
-
+    orig_email = "redirect_tester_facebook_orig@osm.org"
+    email_hmac = UsersController.message_hmac(orig_email)

     new_email = "redirect_tester_facebook@osm.org"
     display_name = "redirect_tester_facebook"
     new_email = "redirect_tester_facebook@osm.org"
     display_name = "redirect_tester_facebook"

+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:facebook,
+                             :uid => auth_uid,
+                             :info => { :email => orig_email, :name => display_name })
+

     # nothing special about this page, just need a protected page to redirect back to.
     # nothing special about this page, just need a protected page to redirect back to.

-    referer = "/traces/mine"

     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "facebook", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "facebook")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => orig_email, :email_hmac => email_hmac,
+                               :auth_provider => "facebook", :auth_uid => auth_uid
+          follow_redirect!
+
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,
+                                       :email_hmac => email_hmac,

                                        :display_name => display_name,
                                        :auth_provider => "facebook",
                                        :display_name => display_name,
                                        :auth_provider => "facebook",

-                                       :pass_crypt => "testtest",
-                                       :pass_crypt_confirmation => "testtest",
-                                       :consider_pd => "1" },
-                            :referer => referer }
-          assert_redirected_to auth_path(:provider => "facebook", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "facebook")
-          follow_redirect!
-          assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
+                                       :auth_uid => auth_uid } }
+          assert_response :redirect

           follow_redirect!
         end
       end
           follow_redirect!
         end
       end


@@ -561,8 +614,6 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_response :success
     assert_template "confirmations/confirm"
 
     assert_response :success
     assert_template "confirmations/confirm"
 

-    ActionMailer::Base.deliveries.clear
-

     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success
     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success


@@ -577,26 +628,30 @@ class UserCreationTest < ActionDispatch::IntegrationTest
 
   def test_user_create_microsoft_success
     new_email = "newtester-microsoft@osm.org"
 
   def test_user_create_microsoft_success
     new_email = "newtester-microsoft@osm.org"

+    email_hmac = UsersController.message_hmac(new_email)

     display_name = "new_tester-microsoft"
     display_name = "new_tester-microsoft"

-    password = "testtest"
+    auth_uid = "123454321"

 
 

-    OmniAuth.config.add_mock(:microsoft, :uid => "123454321", :info => { "email" => new_email })
+    OmniAuth.config.add_mock(:microsoft,
+                             :uid => auth_uid,
+                             :info => { "email" => new_email, :name => display_name })

 
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
 
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "microsoft", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "microsoft")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => new_email, :email_hmac => email_hmac,
+                               :auth_provider => "microsoft", :auth_uid => auth_uid
+          follow_redirect!
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :auth_provider => "microsoft",
                                        :display_name => display_name,
                                        :auth_provider => "microsoft",

-                                       :pass_crypt => password,
-                                       :pass_crypt_confirmation => password,
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "microsoft", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "microsoft")
-          follow_redirect!
+                                       :auth_uid => auth_uid },
+                            :email_hmac => email_hmac }

           assert_redirected_to welcome_path
           follow_redirect!
         end
           assert_redirected_to welcome_path
           follow_redirect!
         end


@@ -606,67 +661,76 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     # Check the page
     assert_response :success
     assert_template "site/welcome"
     # Check the page
     assert_response :success
     assert_template "site/welcome"

+  end
+
+  def test_user_create_microsoft_duplicate_email
+    dup_user = create(:user)
+    display_name = "new_tester-microsoft"
+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:microsoft,
+                             :uid => auth_uid,
+                             :info => { :email => dup_user.email, :name => display_name })
+
+    post auth_path(:provider => "microsoft", :origin => "/user/new")
+    assert_redirected_to auth_success_path(:provider => "microsoft")
+    follow_redirect!
+    assert_redirected_to :controller => :users, :action => "new", :nickname => display_name, :email => dup_user.email,
+                         :email_hmac => UsersController.message_hmac(dup_user.email),
+                         :auth_provider => "microsoft", :auth_uid => auth_uid
+    follow_redirect!

 
 

-    ActionMailer::Base.deliveries.clear
+    assert_response :success
+    assert_template "users/new"
+    assert_select "form > div > input.is-invalid#user_email"

   end
 
   def test_user_create_microsoft_failure
     OmniAuth.config.mock_auth[:microsoft] = :connection_failed
 
   end
 
   def test_user_create_microsoft_failure
     OmniAuth.config.mock_auth[:microsoft] = :connection_failed
 

-    new_email = "newtester-microsoft2@osm.org"
-    display_name = "new_tester-microsoft2"

     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
-               :params => { :user => { :email => new_email,
-                                       :email_confirmation => new_email,
-                                       :display_name => display_name,
-                                       :auth_provider => "microsoft",
-                                       :pass_crypt => "",
-                                       :pass_crypt_confirmation => "",
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "microsoft", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "microsoft")
+          post auth_path(:provider => "microsoft", :origin => "/user/new")
+          assert_response :redirect

           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "microsoft", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!
           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "microsoft", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!

-          assert_response :redirect
-          follow_redirect!
-          assert_response :success
-          assert_template "users/new"
+          assert_redirected_to "/user/new"

         end
       end
     end
         end
       end
     end

-
-    ActionMailer::Base.deliveries.clear

   end
 
   def test_user_create_microsoft_redirect
   end
 
   def test_user_create_microsoft_redirect

-    OmniAuth.config.add_mock(:microsoft, :uid => "123454321")
-
+    orig_email = "redirect_tester_microsoft_orig@osm.org"
+    email_hmac = UsersController.message_hmac(orig_email)

     new_email = "redirect_tester_microsoft@osm.org"
     display_name = "redirect_tester_microsoft"
     new_email = "redirect_tester_microsoft@osm.org"
     display_name = "redirect_tester_microsoft"

-    # nothing special about this page, just need a protected page to redirect back to.
-    referer = "/traces/mine"
+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:microsoft,
+                             :uid => auth_uid,
+                             :info => { :email => orig_email, :name => display_name })
+

     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "microsoft", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "microsoft")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => orig_email, :email_hmac => email_hmac,
+                               :auth_provider => "microsoft", :auth_uid => auth_uid
+          follow_redirect!
+
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,
+                                       :email_hmac => email_hmac,

                                        :display_name => display_name,
                                        :auth_provider => "microsoft",
                                        :display_name => display_name,
                                        :auth_provider => "microsoft",

-                                       :pass_crypt => "testtest",
-                                       :pass_crypt_confirmation => "testtest",
-                                       :consider_pd => "1" },
-                            :referer => referer }
-          assert_redirected_to auth_path(:provider => "microsoft", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "microsoft")
-          follow_redirect!
-          assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
+                                       :auth_uid => auth_uid } }
+          assert_response :redirect

           follow_redirect!
         end
       end
           follow_redirect!
         end
       end


@@ -687,8 +751,6 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_response :success
     assert_template "confirmations/confirm"
 
     assert_response :success
     assert_template "confirmations/confirm"
 

-    ActionMailer::Base.deliveries.clear
-

     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success
     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success


@@ -703,26 +765,36 @@ class UserCreationTest < ActionDispatch::IntegrationTest
 
   def test_user_create_github_success
     new_email = "newtester-github@osm.org"
 
   def test_user_create_github_success
     new_email = "newtester-github@osm.org"

+    email_hmac = UsersController.message_hmac(new_email)

     display_name = "new_tester-github"
     password = "testtest"
     display_name = "new_tester-github"
     password = "testtest"

+    auth_uid = "123454321"

 
 

-    OmniAuth.config.add_mock(:github, :uid => "123454321", :info => { "email" => new_email })
+    OmniAuth.config.add_mock(:github,
+                             :uid => auth_uid,
+                             :info => { "email" => new_email, :name => display_name })

 
     assert_difference("User.count") do
       assert_no_difference("ActionMailer::Base.deliveries.size") do
         perform_enqueued_jobs do
 
     assert_difference("User.count") do
       assert_no_difference("ActionMailer::Base.deliveries.size") do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "github", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "github")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => new_email, :email_hmac => email_hmac,
+                               :auth_provider => "github", :auth_uid => auth_uid
+          follow_redirect!
+
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :auth_provider => "github",
                                        :display_name => display_name,
                                        :auth_provider => "github",

+                                       :auth_uid => "123454321",

                                        :pass_crypt => password,
                                        :pass_crypt => password,

-                                       :pass_crypt_confirmation => password,
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "github", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "github")
-          follow_redirect!
+                                       :pass_crypt_confirmation => password },
+                            :read_ct => 1,
+                            :read_tou => 1,
+                            :email_hmac => email_hmac }

           assert_redirected_to welcome_path
           follow_redirect!
         end
           assert_redirected_to welcome_path
           follow_redirect!
         end


@@ -732,67 +804,75 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     # Check the page
     assert_response :success
     assert_template "site/welcome"
     # Check the page
     assert_response :success
     assert_template "site/welcome"

+  end
+
+  def test_user_create_github_duplicate_email
+    dup_user = create(:user)
+    display_name = "new_tester-github"
+    auth_uid = "123454321"

 
 

-    ActionMailer::Base.deliveries.clear
+    OmniAuth.config.add_mock(:github,
+                             :uid => auth_uid,
+                             :extra => { :id_info => { :openid_id => "http://localhost:1123/new.tester" } },
+                             :info => { :email => dup_user.email, :name => display_name })
+
+    post auth_path(:provider => "github", :origin => "/user/new")
+    assert_redirected_to auth_success_path(:provider => "github")
+    follow_redirect!
+    assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                         :email => dup_user.email, :email_hmac => UsersController.message_hmac(dup_user.email),
+                         :auth_provider => "github", :auth_uid => auth_uid
+    follow_redirect!
+
+    assert_response :success
+    assert_template "users/new"
+    assert_select "form > div > input.is-invalid#user_email"

   end
 
   def test_user_create_github_failure
     OmniAuth.config.mock_auth[:github] = :connection_failed
 
   end
 
   def test_user_create_github_failure
     OmniAuth.config.mock_auth[:github] = :connection_failed
 

-    new_email = "newtester-github2@osm.org"
-    display_name = "new_tester-github2"

     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
-               :params => { :user => { :email => new_email,
-                                       :email_confirmation => new_email,
-                                       :display_name => display_name,
-                                       :auth_provider => "github",
-                                       :pass_crypt => "",
-                                       :pass_crypt_confirmation => "",
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "github", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "github")
+          post auth_path(:provider => "github", :origin => "/user/new")

           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "github", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!
           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "github", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!

-          assert_response :redirect
-          follow_redirect!
-          assert_response :success
-          assert_template "users/new"
+          assert_redirected_to "/user/new"

         end
       end
     end
         end
       end
     end

-
-    ActionMailer::Base.deliveries.clear

   end
 
   def test_user_create_github_redirect
   end
 
   def test_user_create_github_redirect

-    OmniAuth.config.add_mock(:github, :uid => "123454321")
-
+    orig_email = "redirect_tester_github_orig@osm.org"
+    email_hmac = UsersController.message_hmac(orig_email)

     new_email = "redirect_tester_github@osm.org"
     display_name = "redirect_tester_github"
     new_email = "redirect_tester_github@osm.org"
     display_name = "redirect_tester_github"

-    # nothing special about this page, just need a protected page to redirect back to.
-    referer = "/traces/mine"
+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:github,
+                             :uid => auth_uid,
+                             :info => { :email => orig_email, :name => display_name })
+

     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "github", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "github")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => orig_email, :email_hmac => email_hmac,
+                               :auth_provider => "github", :auth_uid => auth_uid
+          follow_redirect!
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,
+                                       :email_hmac => email_hmac,

                                        :display_name => display_name,
                                        :auth_provider => "github",
                                        :display_name => display_name,
                                        :auth_provider => "github",

-                                       :pass_crypt => "testtest",
-                                       :pass_crypt_confirmation => "testtest",
-                                       :consider_pd => "1" },
-                            :referer => referer }
-          assert_redirected_to auth_path(:provider => "github", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "github")
-          follow_redirect!
-          assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
+                                       :auth_uid => auth_uid } }
+          assert_response :redirect

           follow_redirect!
         end
       end
           follow_redirect!
         end
       end


@@ -813,8 +893,6 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_response :success
     assert_template "confirmations/confirm"
 
     assert_response :success
     assert_template "confirmations/confirm"
 

-    ActionMailer::Base.deliveries.clear
-

     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success
     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success


@@ -829,26 +907,35 @@ class UserCreationTest < ActionDispatch::IntegrationTest
 
   def test_user_create_wikipedia_success
     new_email = "newtester-wikipedia@osm.org"
 
   def test_user_create_wikipedia_success
     new_email = "newtester-wikipedia@osm.org"

+    email_hmac = UsersController.message_hmac(new_email)

     display_name = "new_tester-wikipedia"
     password = "testtest"
     display_name = "new_tester-wikipedia"
     password = "testtest"

+    auth_uid = "123454321"

 
 

-    OmniAuth.config.add_mock(:wikipedia, :uid => "123454321", :info => { "email" => new_email })
+    OmniAuth.config.add_mock(:wikipedia,
+                             :uid => auth_uid,
+                             :info => { :email => new_email, :name => display_name })

 
     assert_difference("User.count") do
       assert_no_difference("ActionMailer::Base.deliveries.size") do
         perform_enqueued_jobs do
 
     assert_difference("User.count") do
       assert_no_difference("ActionMailer::Base.deliveries.size") do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "wikipedia", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "wikipedia", :origin => "/user/new")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => new_email, :email_hmac => email_hmac,
+                               :auth_provider => "wikipedia", :auth_uid => auth_uid
+          follow_redirect!
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,

                                        :display_name => display_name,
                                        :auth_provider => "wikipedia",
                                        :display_name => display_name,
                                        :auth_provider => "wikipedia",

+                                       :auth_uid => "123454321",

                                        :pass_crypt => password,
                                        :pass_crypt => password,

-                                       :pass_crypt_confirmation => password,
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "wikipedia", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "wikipedia", :origin => "/user/new")
-          follow_redirect!
+                                       :pass_crypt_confirmation => password },
+                            :read_ct => 1,
+                            :read_tou => 1,
+                            :email_hmac => email_hmac }

           assert_redirected_to welcome_path
           follow_redirect!
         end
           assert_redirected_to welcome_path
           follow_redirect!
         end


@@ -858,67 +945,77 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     # Check the page
     assert_response :success
     assert_template "site/welcome"
     # Check the page
     assert_response :success
     assert_template "site/welcome"

+  end
+
+  def test_user_create_wikipedia_duplicate_email
+    dup_user = create(:user)
+    display_name = "new_tester-wikipedia"
+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:wikipedia,
+                             :uid => auth_uid,
+                             :info => { "email" => dup_user.email, :name => display_name })
+
+    post auth_path(:provider => "wikipedia", :origin => "/user/new")
+    assert_redirected_to auth_success_path(:provider => "wikipedia", :origin => "/user/new")
+    follow_redirect!
+    assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                         :email => dup_user.email, :email_hmac => UsersController.message_hmac(dup_user.email),
+                         :auth_provider => "wikipedia", :auth_uid => auth_uid
+    follow_redirect!

 
 

-    ActionMailer::Base.deliveries.clear
+    assert_response :success
+    assert_template "users/new"
+    assert_select "form > div > input.is-invalid#user_email"

   end
 
   def test_user_create_wikipedia_failure
     OmniAuth.config.mock_auth[:wikipedia] = :connection_failed
 
   end
 
   def test_user_create_wikipedia_failure
     OmniAuth.config.mock_auth[:wikipedia] = :connection_failed
 

-    new_email = "newtester-wikipedia2@osm.org"
-    display_name = "new_tester-wikipedia2"

     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do
     assert_difference("User.count", 0) do
       assert_difference("ActionMailer::Base.deliveries.size", 0) do
         perform_enqueued_jobs do

-          post "/user/new",
-               :params => { :user => { :email => new_email,
-                                       :email_confirmation => new_email,
-                                       :display_name => display_name,
-                                       :auth_provider => "wikipedia",
-                                       :pass_crypt => "",
-                                       :pass_crypt_confirmation => "",
-                                       :consider_pd => "1" } }
-          assert_redirected_to auth_path(:provider => "wikipedia", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "wikipedia", :origin => "/user/new")
+          post auth_path(:provider => "wikipedia", :origin => "/user/new")
+          assert_response :redirect

           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "wikipedia", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!
           follow_redirect!
           assert_redirected_to auth_failure_path(:strategy => "wikipedia", :message => "connection_failed", :origin => "/user/new")
           follow_redirect!

-          assert_response :redirect
-          follow_redirect!
-          assert_response :success
-          assert_template "users/new"
+          assert_redirected_to "/user/new"

         end
       end
     end
         end
       end
     end

-
-    ActionMailer::Base.deliveries.clear

   end
 
   def test_user_create_wikipedia_redirect
   end
 
   def test_user_create_wikipedia_redirect

-    OmniAuth.config.add_mock(:wikipedia, :uid => "123454321")
-
+    orig_email = "redirect_tester_wikipedia_orig@osm.org"
+    email_hmac = UsersController.message_hmac(orig_email)

     new_email = "redirect_tester_wikipedia@osm.org"
     display_name = "redirect_tester_wikipedia"
     new_email = "redirect_tester_wikipedia@osm.org"
     display_name = "redirect_tester_wikipedia"

+    auth_uid = "123454321"
+
+    OmniAuth.config.add_mock(:wikipedia,
+                             :uid => auth_uid,
+                             :info => { :email => orig_email, :name => display_name })
+

     # nothing special about this page, just need a protected page to redirect back to.
     # nothing special about this page, just need a protected page to redirect back to.

-    referer = "/traces/mine"

     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do
     assert_difference("User.count") do
       assert_difference("ActionMailer::Base.deliveries.size", 1) do
         perform_enqueued_jobs do

-          post "/user/new",
+          post auth_path(:provider => "wikipedia", :origin => "/user/new")
+          assert_redirected_to auth_success_path(:provider => "wikipedia", :origin => "/user/new")
+          follow_redirect!
+          assert_redirected_to :controller => :users, :action => "new", :nickname => display_name,
+                               :email => orig_email, :email_hmac => email_hmac,
+                               :auth_provider => "wikipedia", :auth_uid => auth_uid
+          follow_redirect!
+
+          post "/user",

                :params => { :user => { :email => new_email,
                :params => { :user => { :email => new_email,

-                                       :email_confirmation => new_email,
+                                       :email_hmac => email_hmac,

                                        :display_name => display_name,
                                        :auth_provider => "wikipedia",
                                        :display_name => display_name,
                                        :auth_provider => "wikipedia",

-                                       :pass_crypt => "testtest",
-                                       :pass_crypt_confirmation => "testtest",
-                                       :consider_pd => "1" },
-                            :referer => referer }
-          assert_redirected_to auth_path(:provider => "wikipedia", :origin => "/user/new")
-          post response.location
-          assert_redirected_to auth_success_path(:provider => "wikipedia", :origin => "/user/new")
-          follow_redirect!
-          assert_redirected_to :controller => :confirmations, :action => :confirm, :display_name => display_name
+                                       :auth_uid => auth_uid } }
+          assert_response :redirect

           follow_redirect!
         end
       end
           follow_redirect!
         end
       end


@@ -939,8 +1036,6 @@ class UserCreationTest < ActionDispatch::IntegrationTest
     assert_response :success
     assert_template "confirmations/confirm"
 
     assert_response :success
     assert_template "confirmations/confirm"
 

-    ActionMailer::Base.deliveries.clear
-

     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success
     # Go to the confirmation page
     get "/user/#{display_name}/confirm", :params => { :referer => "/welcome", :confirm_string => confirm_string }
     assert_response :success