Add coverage for `ExistingUsernameValidator` (#25592)

Co-authored-by: Claire <claire.github-309c@sitedethib.com>
This commit is contained in:
Matt Jankowski 2023-10-16 09:41:23 -04:00 committed by GitHub
parent f8afa0f614
commit f5bc1f20e2
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2 changed files with 112 additions and 14 deletions

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@ -2,25 +2,40 @@
class ExistingUsernameValidator < ActiveModel::EachValidator class ExistingUsernameValidator < ActiveModel::EachValidator
def validate_each(record, attribute, value) 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| if options[:multiple]
username, domain = str.strip.gsub(/\A@/, '').split('@', 2) 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) domain = nil if TagManager.instance.local_domain?(domain)
next if username.blank? next if username.blank?
[str, username, domain] [string, 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'))
end end
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 end

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@ -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