我在基于Rails 4.2.0 和 Ruby 2.2.1的仅 API 应用程序中传递了以下控制器规范示例
let!(:params) { { user_token: user_token } }
context "- and optional address and contact details params value are received as a nil values -" do
it "doesn't set the address and contact details and responds with 201 success", check: true do
params.merge!(
address_street: nil, address_other: nil, city: nil, state: nil,
zip_code: nil, phone: nil)
post :create, params
expect(response).to have_http_status(201)
saved_client_id = json_response["id"]
saved_client = Client.find_by(id: saved_client_id)
expect(saved_client.address_street).to be_nil
expect(saved_client.address_other).to be_nil
expect(saved_client.city).to be_nil
expect(saved_client.state).to be_nil
expect(saved_client.zip_code).to be_nil
expect(saved_client.phone).to be_nil
end
end
但是,针对Rails 5(边缘版本)和 Ruby 2.2.3评估我的应用程序,相同的规范失败并出现以下错误:
1) Api::V1::ClientsController POST #create when receives valid client details - and optional address and contact details params value are received as nil values - doesn't set the address and contact details and responds with 201 success
Failure/Error: expect(saved_client.address_street).to be_nil
expected: nil
got: ""
# ./spec/controllers/api/v1/clients_controller_spec.rb:352:in `block (5 levels) in <top (required)>'
# ./spec/rails_helper.rb:61:in `block (3 levels) in <top (required)>'
# /home/jignesh/.rvm/gems/ruby-2.2.3@myapp-on-rails-5/gems/database_cleaner-1.5.1/lib/database_cleaner/generic/base.rb:16:in `cleaning'
# /home/jignesh/.rvm/gems/ruby-2.2.3@myapp-on-rails-5/gems/database_cleaner-1.5.1/lib/database_cleaner/base.rb:92:in `cleaning'
# /home/jignesh/.rvm/gems/ruby-2.2.3@myapp-on-rails-5/gems/database_cleaner-1.5.1/lib/database_cleaner/configuration.rb:86:in `block (2 levels) in cleaning'
# /home/jignesh/.rvm/gems/ruby-2.2.3@myapp-on-rails-5/gems/database_cleaner-1.5.1/lib/database_cleaner/configuration.rb:87:in `call'
# /home/jignesh/.rvm/gems/ruby-2.2.3@myapp-on-rails-5/gems/database_cleaner-1.5.1/lib/database_cleaner/configuration.rb:87:in `cleaning'
# ./spec/rails_helper.rb:60:in `block (2 levels) in <top (required)>'
我确实在几个点检查了 Rails 源代码,发现 nil 值在到达控制器的目标操作逻辑之前被转换为空白值。
这种改变的行为是将属性设置为空字符串,而它们应该是 nil。
在我的应用程序的 Gemfile(用于使用 Rails 5)中,我使用以下代码指定了 Rails:
gem 'rails', git: 'https://github.com/rails/rails.git'
gem 'rack', :git => 'https://github.com/rack/rack.git'
gem 'arel', :git => 'https://github.com/rails/arel.git'
在 Gemfile.lock 中可以看到以下内容(Gem 和 Dependencies 部分被截断以缩短它):
GIT
remote: git://github.com/capistrano/rbenv.git
revision: 6f1216cfe0a6b4ac23ca4eaf8acf012e8165d247
specs:
capistrano-rbenv (2.0.3)
capistrano (~> 3.1)
sshkit (~> 1.3)
GIT
remote: https://github.com/rack/rack.git
revision: c393176b0edf3e5d06cabbb6eb9d9c7a07b2afa7
specs:
rack (2.0.0.alpha)
json
GIT
remote: https://github.com/rails/arel.git
revision: 3c429c5d86e9e2201c2a35d934ca6a8911c18e69
specs:
arel (7.0.0.alpha)
GIT
remote: https://github.com/rails/rails.git
revision: 58df2f4b4abcce0b698c2540da215a565c24cbc9
specs:
actionmailer (5.0.0.alpha)
actionpack (= 5.0.0.alpha)
actionview (= 5.0.0.alpha)
activejob (= 5.0.0.alpha)
mail (~> 2.5, >= 2.5.4)
rails-dom-testing (~> 1.0, >= 1.0.5)
actionpack (5.0.0.alpha)
actionview (= 5.0.0.alpha)
activesupport (= 5.0.0.alpha)
rack (~> 2.x)
rack-test (~> 0.6.3)
rails-dom-testing (~> 1.0, >= 1.0.5)
rails-html-sanitizer (~> 1.0, >= 1.0.2)
actionview (5.0.0.alpha)
activesupport (= 5.0.0.alpha)
builder (~> 3.1)
erubis (~> 2.7.0)
rails-dom-testing (~> 1.0, >= 1.0.5)
rails-html-sanitizer (~> 1.0, >= 1.0.2)
activejob (5.0.0.alpha)
activesupport (= 5.0.0.alpha)
globalid (>= 0.3.0)
activemodel (5.0.0.alpha)
activesupport (= 5.0.0.alpha)
builder (~> 3.1)
activerecord (5.0.0.alpha)
activemodel (= 5.0.0.alpha)
activesupport (= 5.0.0.alpha)
arel (= 7.0.0.alpha)
activesupport (5.0.0.alpha)
concurrent-ruby (~> 1.0)
i18n (~> 0.7)
json (~> 1.7, >= 1.7.7)
method_source
minitest (~> 5.1)
tzinfo (~> 1.1)
rails (5.0.0.alpha)
actionmailer (= 5.0.0.alpha)
actionpack (= 5.0.0.alpha)
actionview (= 5.0.0.alpha)
activejob (= 5.0.0.alpha)
activemodel (= 5.0.0.alpha)
activerecord (= 5.0.0.alpha)
activesupport (= 5.0.0.alpha)
bundler (>= 1.3.0, < 2.0)
railties (= 5.0.0.alpha)
sprockets-rails (>= 2.0.0)
railties (5.0.0.alpha)
actionpack (= 5.0.0.alpha)
activesupport (= 5.0.0.alpha)
method_source
rake (>= 0.8.7)
thor (>= 0.18.1, < 2.0)
...
....
任何人都可以让我知道是什么变化导致了这种情况吗?我想这与 Rails 5 或最新 Rack 的变化有关。这是某种应该在最终发布版本中修复的错误,还是故意更改。