Move change detection to validation declaration

This aligns with other validations. Also add test to ensure unchanged
display_names are treated as valid.
This commit is contained in:
Andy Allan 2024-01-18 10:29:56 +00:00
parent 2c342adc0d
commit 0a21080192
2 changed files with 10 additions and 2 deletions

View file

@ -99,7 +99,7 @@ class User < ApplicationRecord
validates :display_name, :if => proc { |u| u.display_name_changed? }, validates :display_name, :if => proc { |u| u.display_name_changed? },
:characters => { :url_safe => true }, :characters => { :url_safe => true },
:whitespace => { :leading => false, :trailing => false } :whitespace => { :leading => false, :trailing => false }
validate :display_name_cannot_be_user_id_with_other_id validate :display_name_cannot_be_user_id_with_other_id, :if => proc { |u| u.display_name_changed? }
validates :email, :presence => true, :confirmation => true, :characters => true validates :email, :presence => true, :confirmation => true, :characters => true
validates :email, :if => proc { |u| u.email_changed? }, validates :email, :if => proc { |u| u.email_changed? },
:uniqueness => { :case_sensitive => false } :uniqueness => { :case_sensitive => false }
@ -126,7 +126,7 @@ class User < ApplicationRecord
after_save :spam_check after_save :spam_check
def display_name_cannot_be_user_id_with_other_id def display_name_cannot_be_user_id_with_other_id
display_name_changed? && display_name&.match(/^user_(\d+)$/i) do |m| display_name&.match(/^user_(\d+)$/i) do |m|
errors.add :display_name, I18n.t("activerecord.errors.messages.display_name_is_user_n") unless m[1].to_i == id errors.add :display_name, I18n.t("activerecord.errors.messages.display_name_is_user_n") unless m[1].to_i == id
end end
end end

View file

@ -113,6 +113,14 @@ class UserTest < ActiveSupport::TestCase
assert_predicate user, :valid?, "user_<id> name is invalid for own id, when it should be" assert_predicate user, :valid?, "user_<id> name is invalid for own id, when it should be"
end 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 def test_friends_with
alice = create(:user, :active) alice = create(:user, :active)
bob = create(:user, :active) bob = create(:user, :active)