X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/677af7dcc7c39d527cc8a4b43ec09815a52b6d1d..0b05f4701672d7107cb45d9fb4de13819f7df863:/test/models/user_test.rb

diff --git a/test/models/user_test.rb b/test/models/user_test.rb
index 4e2675a2e..d21512f2a 100644
--- a/test/models/user_test.rb
+++ b/test/models/user_test.rb
@@ -27,10 +27,13 @@ class UserTest < ActiveSupport::TestCase
   end
 
   def test_unique_display_name
-    existing_user = create(:user)
-    new_user = build(:user, :display_name => existing_user.display_name)
-    assert_not new_user.save
-    assert_includes new_user.errors[:display_name], "has already been taken"
+    create(:user, :display_name => "H\u{e9}nryIV")
+
+    %W[H\u{e9}nryIV he\u{301}nryiv H\u{c9}nry\u2163 he\u{301}nry\u2173].each do |name|
+      new_user = build(:user, :display_name => name)
+      assert_not new_user.save
+      assert_includes new_user.errors[:display_name], "has already been taken"
+    end
   end
 
   def test_email_valid