Add coverage for `UnreservedUsernameValidator` (#25590)

pull/2444/head
Matt Jankowski 2023-10-17 07:05:28 -04:00 committed by GitHub
parent 1084703417
commit 19900f647e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 122 additions and 30 deletions

View File

@ -11,16 +11,31 @@ class UnreservedUsernameValidator < ActiveModel::Validator
private
def pam_controlled?
return false unless Devise.pam_authentication && Devise.pam_controlled_service
Rpam2.account(Devise.pam_controlled_service, @username).present?
def reserved_username?
pam_username_reserved? || settings_username_reserved?
end
def reserved_username?
return true if pam_controlled?
return false unless Setting.reserved_usernames
def pam_username_reserved?
pam_controlled? && pam_reserves_username?
end
def pam_controlled?
Devise.pam_authentication && Devise.pam_controlled_service
end
def pam_reserves_username?
Rpam2.account(Devise.pam_controlled_service, @username)
end
def settings_username_reserved?
settings_has_reserved_usernames? && settings_reserves_username?
end
def settings_has_reserved_usernames?
Setting.reserved_usernames.present?
end
def settings_reserves_username?
Setting.reserved_usernames.include?(@username.downcase)
end
end

View File

@ -2,41 +2,118 @@
require 'rails_helper'
RSpec.describe UnreservedUsernameValidator, type: :validator do
describe '#validate' do
before do
allow(validator).to receive(:reserved_username?) { reserved_username }
validator.validate(account)
describe UnreservedUsernameValidator do
let(:record_class) do
Class.new do
include ActiveModel::Validations
attr_accessor :username
validates_with UnreservedUsernameValidator
end
end
let(:record) { record_class.new }
let(:validator) { described_class.new }
let(:account) { instance_double(Account, username: username, errors: errors) }
let(:errors) { instance_double(ActiveModel::Errors, add: nil) }
describe '#validate' do
context 'when username is nil' do
it 'does not add errors' do
record.username = nil
context 'when @username is blank?' do
let(:username) { nil }
it 'not calls errors.add' do
expect(errors).to_not have_received(:add).with(:username, any_args)
expect(record).to be_valid
expect(record.errors).to be_empty
end
end
context 'when @username is not blank?' do
let(:username) { 'f' }
context 'when PAM is enabled' do
before do
allow(Devise).to receive(:pam_authentication).and_return(true)
end
context 'with reserved_username?' do
let(:reserved_username) { true }
context 'with a pam service available' do
let(:service) { double }
let(:pam_class) do
Class.new do
def self.account(service, username); end
end
end
it 'calls errors.add' do
expect(errors).to have_received(:add).with(:username, :reserved)
before do
stub_const('Rpam2', pam_class)
allow(Devise).to receive(:pam_controlled_service).and_return(service)
end
context 'when the account exists' do
before do
allow(Rpam2).to receive(:account).with(service, 'username').and_return(true)
end
it 'adds errors to the record' do
record.username = 'username'
expect(record).to_not be_valid
expect(record.errors.first.attribute).to eq(:username)
expect(record.errors.first.type).to eq(:reserved)
end
end
context 'when the account does not exist' do
before do
allow(Rpam2).to receive(:account).with(service, 'username').and_return(false)
end
it 'does not add errors to the record' do
record.username = 'username'
expect(record).to be_valid
expect(record.errors).to be_empty
end
end
end
context 'when username is not reserved' do
let(:reserved_username) { false }
context 'without a pam service' do
before do
allow(Devise).to receive(:pam_controlled_service).and_return(false)
end
it 'not calls errors.add' do
expect(errors).to_not have_received(:add).with(:username, any_args)
context 'when there are not any reserved usernames' do
before do
stub_reserved_usernames(nil)
end
it 'does not add errors to the record' do
record.username = 'username'
expect(record).to be_valid
expect(record.errors).to be_empty
end
end
context 'when there are reserved usernames' do
before do
stub_reserved_usernames(%w(alice bob))
end
context 'when the username is reserved' do
it 'adds errors to the record' do
record.username = 'alice'
expect(record).to_not be_valid
expect(record.errors.first.attribute).to eq(:username)
expect(record.errors.first.type).to eq(:reserved)
end
end
context 'when the username is not reserved' do
it 'does not add errors to the record' do
record.username = 'chris'
expect(record).to be_valid
expect(record.errors).to be_empty
end
end
end
def stub_reserved_usernames(value)
allow(Setting).to receive(:[]).with('reserved_usernames').and_return(value)
end
end
end