Ruby on rails 轨道&x2B;Rspec:数据库清理器gem不工作
我需要一些关于如何让数据库清理器为我的rails应用程序工作的指导。每次测试的记录ID都在不断增加,并且没有被删除 我已经设置了一个测试来检查数据库清理器是否工作正常,但失败了 spec/models/concerns/database\u cleaner\u test.rbRuby on rails 轨道&x2B;Rspec:数据库清理器gem不工作,ruby-on-rails,rspec,capybara,factory-bot,database-cleaner,Ruby On Rails,Rspec,Capybara,Factory Bot,Database Cleaner,我需要一些关于如何让数据库清理器为我的rails应用程序工作的指导。每次测试的记录ID都在不断增加,并且没有被删除 我已经设置了一个测试来检查数据库清理器是否工作正常,但失败了 spec/models/concerns/database\u cleaner\u test.rb require 'rails_helper' describe "db_cleaner" do let!(:article) { FactoryGirl.create(:article) } it "
require 'rails_helper'
describe "db_cleaner" do
let!(:article) { FactoryGirl.create(:article) }
it "first test" do
expect(Article.all.count).to eq(1)
expect(Article.last.id).to eq(1)
end
it "should clean db" do
expect(Article.all.count).to eq(1)
expect(Article.last.id).to eq(1)
end
end
失败:
1) db_cleaner should clean db
Failure/Error: expect(Article.last.id).to eq(1)
expected: 1
got: 2
(compared using ==)
设置:
gem 'rails', '~> 5.1.2'
gem 'pg', '~> 0.18'
group :development, :test do
gem 'rspec-rails', '~> 3.6', '>= 3.6.1'
gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
gem 'capybara', '2.7.1'
gem 'capybara-webkit'
gem 'database_cleaner', '~> 1.6', '>= 1.6.2'
gem 'capybara-screenshot'
gem 'factory_girl_rails', '~> 4.8'
end
下面是我在rails测试控制台中看到的内容,并键入
DatabaseCleaner.clean
=> [#<DatabaseCleaner::Base:0x00000005e09368 @orm=:active_record, @strategy=#<DatabaseCleaner::ActiveRecord::Transaction:0x00000005e08f58 @db=:default, @connection_class=ActiveRecord::Base>, @db=:default>]
使用数据库清理器的自动增量ID的行为取决于所使用的特定数据库和所使用的清理方法(截断、删除、事务)。这就是说,它应该与您的测试无关,因为它们根本不应该依赖于特定的ID。您是否碰巧有一个回购复制了您可以共享的问题?实际上,
rspec rails
的事务控制似乎正在工作(因为count
预期没有中断)。只有顺序ID未重置。。。为什么这对你的测试来说是个问题?
ENV['RAILS_ENV'] ||= 'test'
require File.expand_path('../../config/environment', __FILE__)
abort("The Rails environment is running in production mode!") if Rails.env.production?
require 'spec_helper'
require 'rspec/rails'
Capybara.javascript_driver = :webkit
Capybara.server = :puma
require 'capybara/rails'
require 'capybara/rspec'
require 'capybara-screenshot/rspec'
require 'capybara/webkit/matchers'
Dir[Rails.root.join("spec/support/**/*.rb")].each { |f| require f }
Capybara.ignore_hidden_elements = false
ActiveRecord::Migration.maintain_test_schema!
RSpec.configure do |config|
config.fixture_path = "#{::Rails.root}/spec/fixtures"
RSpec.configure do |config|
config.use_transactional_fixtures = false
config.before(:suite) do
if config.use_transactional_fixtures?
raise(<<-MSG)
Delete line `config.use_transactional_fixtures = true` from rails_helper.rb
(or set it to false) to prevent uncommitted transactions being used in
JavaScript-dependent specs.
During testing, the app-under-test that the browser driver connects to
uses a different database connection to the database connection used by
the spec. The app's database connection would not be able to access
uncommitted transaction data setup over the spec's database connection.
MSG
end
DatabaseCleaner.clean_with(:truncation)
end
config.before(:each) do
DatabaseCleaner.strategy = :transaction
end
config.before(:each, type: :feature) do
# :rack_test driver's Rack app under test shares database connection
# with the specs, so continue to use transaction strategy for speed.
driver_shares_db_connection_with_specs = Capybara.current_driver == :rack_test
if !driver_shares_db_connection_with_specs
# Driver is probably for an external browser with an app
# under test that does *not* share a database connection with the
# specs, so use truncation strategy.
DatabaseCleaner.strategy = :truncation
end
end
config.before(:each) do
DatabaseCleaner.start
end
config.append_after(:each) do
DatabaseCleaner.clean
end
config.infer_spec_type_from_file_location!
config.filter_rails_from_backtrace!
config.include FactoryGirl::Syntax::Methods
config.include(Capybara::Webkit::RspecMatchers, :type => :feature)
config.include Warden::Test::Helpers
Warden.test_mode!
config.after :each do
Warden.test_reset!
end
end
Capybara::Webkit.configure do |config|
config.block_unknown_urls
end
RSpec::Matchers.define :appear_before do |later_content|
match do |earlier_content|
page.body.index(earlier_content) < page.body.index(later_content)
end
end
ENV['RAILS_ENV'] ||= 'test'
require File.expand_path('../../config/environment', __FILE__)
abort("The Rails environment is running in production mode!") if Rails.env.production?
require 'database_cleaner'
require 'spec_helper'
require 'rspec/rails'
Capybara.javascript_driver = :webkit
Capybara.server = :puma
require 'capybara/rails'
require 'capybara/rspec'
require 'capybara-screenshot/rspec'
require 'capybara/webkit/matchers'
Dir[Rails.root.join("spec/support/**/*.rb")].each { |f| require f }
Capybara.ignore_hidden_elements = false
Capybara::Screenshot.autosave_on_failure = false
ActiveRecord::Migration.maintain_test_schema!
RSpec.configure do |config|
config.fixture_path = "#{::Rails.root}/spec/fixtures"
config.use_transactional_fixtures = false
config.infer_spec_type_from_file_location!
config.filter_rails_from_backtrace!
config.include FactoryGirl::Syntax::Methods
config.include(Capybara::Webkit::RspecMatchers, :type => :feature)
config.include Warden::Test::Helpers
Warden.test_mode!
config.after :each do
Warden.test_reset!
end
config.before(:suite) do
DatabaseCleaner.clean_with(:truncation)
end
config.before(:each) do
DatabaseCleaner.strategy = :transaction
end
config.before(:each, :js => true) do
DatabaseCleaner.strategy = :truncation
end
config.before(:each) do
DatabaseCleaner.start
end
config.after(:each) do
DatabaseCleaner.clean
end
end
Capybara::Webkit.configure do |config|
config.block_unknown_urls
end