From f5bc1f20e2ba4bafcd8e57c01413c60002696b58 Mon Sep 17 00:00:00 2001 From: Matt Jankowski Date: Mon, 16 Oct 2023 09:41:23 -0400 Subject: [PATCH] Add coverage for `ExistingUsernameValidator` (#25592) Co-authored-by: Claire --- app/validators/existing_username_validator.rb | 43 ++++++---- .../existing_username_validator_spec.rb | 83 +++++++++++++++++++ 2 files changed, 112 insertions(+), 14 deletions(-) create mode 100644 spec/validators/existing_username_validator_spec.rb diff --git a/app/validators/existing_username_validator.rb b/app/validators/existing_username_validator.rb index 037d92f39b..09d53ca680 100644 --- a/app/validators/existing_username_validator.rb +++ b/app/validators/existing_username_validator.rb @@ -2,25 +2,40 @@ class ExistingUsernameValidator < ActiveModel::EachValidator def validate_each(record, attribute, value) - return if value.blank? + @value = value + return if @value.blank? - usernames_and_domains = value.split(',').filter_map do |str| - username, domain = str.strip.gsub(/\A@/, '').split('@', 2) + if options[:multiple] + record.errors.add(attribute, not_found_multiple_message) if usernames_with_no_accounts.any? + elsif usernames_with_no_accounts.any? || usernames_and_domains.size > 1 + record.errors.add(attribute, not_found_message) + end + end + + private + + def usernames_and_domains + @value.split(',').filter_map do |string| + username, domain = string.strip.gsub(/\A@/, '').split('@', 2) domain = nil if TagManager.instance.local_domain?(domain) next if username.blank? - [str, username, domain] - end - - usernames_with_no_accounts = usernames_and_domains.filter_map do |(str, username, domain)| - str unless Account.find_remote(username, domain) - end - - if options[:multiple] - record.errors.add(attribute, I18n.t('existing_username_validator.not_found_multiple', usernames: usernames_with_no_accounts.join(', '))) if usernames_with_no_accounts.any? - elsif usernames_with_no_accounts.any? || usernames_and_domains.size > 1 - record.errors.add(attribute, I18n.t('existing_username_validator.not_found')) + [string, username, domain] end end + + def usernames_with_no_accounts + usernames_and_domains.filter_map do |(string, username, domain)| + string unless Account.find_remote(username, domain) + end + end + + def not_found_multiple_message + I18n.t('existing_username_validator.not_found_multiple', usernames: usernames_with_no_accounts.join(', ')) + end + + def not_found_message + I18n.t('existing_username_validator.not_found') + end end diff --git a/spec/validators/existing_username_validator_spec.rb b/spec/validators/existing_username_validator_spec.rb new file mode 100644 index 0000000000..4f1dd55a17 --- /dev/null +++ b/spec/validators/existing_username_validator_spec.rb @@ -0,0 +1,83 @@ +# frozen_string_literal: true + +require 'rails_helper' + +describe ExistingUsernameValidator do + let(:record_class) do + Class.new do + include ActiveModel::Validations + attr_accessor :contact, :friends + + def self.name + 'Record' + end + + validates :contact, existing_username: true + validates :friends, existing_username: { multiple: true } + end + end + let(:record) { record_class.new } + + describe '#validate_each' do + context 'with a nil value' do + it 'does not add errors' do + record.contact = nil + + expect(record).to be_valid + expect(record.errors).to be_empty + end + end + + context 'when there are no accounts' do + it 'adds errors to the record' do + record.contact = 'user@example.com' + + expect(record).to_not be_valid + expect(record.errors.first.attribute).to eq(:contact) + expect(record.errors.first.type).to eq I18n.t('existing_username_validator.not_found') + end + end + + context 'when there are accounts' do + before { Fabricate(:account, domain: 'example.com', username: 'user') } + + context 'when the value does not match' do + it 'adds errors to the record' do + record.contact = 'friend@other.host' + + expect(record).to_not be_valid + expect(record.errors.first.attribute).to eq(:contact) + expect(record.errors.first.type).to eq I18n.t('existing_username_validator.not_found') + end + + context 'when multiple is true' do + it 'adds errors to the record' do + record.friends = 'friend@other.host' + + expect(record).to_not be_valid + expect(record.errors.first.attribute).to eq(:friends) + expect(record.errors.first.type).to eq I18n.t('existing_username_validator.not_found_multiple', usernames: 'friend@other.host') + end + end + end + + context 'when the value does match' do + it 'does not add errors to the record' do + record.contact = 'user@example.com' + + expect(record).to be_valid + expect(record.errors).to be_empty + end + + context 'when multiple is true' do + it 'does not add errors to the record' do + record.friends = 'user@example.com' + + expect(record).to be_valid + expect(record.errors).to be_empty + end + end + end + end + end +end