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[rails.git] / test / models / user_test.rb

diff --git a/test/models/user_test.rb b/test/models/user_test.rb
index d21512f2a1861d317c13664f5ebcbc7ef17d3f39..42949504f633925b8a6473cd203972ab944d9a71 100644 (file)
--- a/test/models/user_test.rb
+++ b/test/models/user_test.rb
@@ -94,6 +94,36 @@ class UserTest < ActiveSupport::TestCase
     end
   end
 
     end
   end
 

+  def test_display_name_user_id_new
+    existing_user = create(:user)
+    user = build(:user)
+
+    user.display_name = "user_#{existing_user.id}"
+    assert_not user.valid?, "user_<id> name is valid for existing user id when it shouldn't be"
+
+    user.display_name = "user_#{existing_user.id + 1}"
+    assert_not user.valid?, "user_<id> name is valid for new user id when it shouldn't be"
+  end
+
+  def test_display_name_user_id_rename
+    existing_user = create(:user)
+    user = create(:user)
+
+    user.display_name = "user_#{existing_user.id}"
+    assert_not user.valid?, "user_<id> name is valid for existing user id when it shouldn't be"
+
+    user.display_name = "user_#{user.id}"
+    assert_predicate user, :valid?, "user_<id> name is invalid for own id, when it should be"
+  end
+
+  def test_display_name_user_id_unchanged_is_valid
+    user = build(:user, :display_name => "user_0")
+    user.save(:validate => false)
+    user.reload
+
+    assert_predicate user, :valid?, "user_0 display_name is invalid but it hasn't been changed"
+  end
+

   def test_friends_with
     alice = create(:user, :active)
     bob = create(:user, :active)
   def test_friends_with
     alice = create(:user, :active)
     bob = create(:user, :active)