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PATH: opt / alt / ruby23 / lib64 / ruby / gems / 2.3.0 / gems / rack-1.6.4 / test

require 'rack/chunked'
require 'rack/lint'
require 'rack/mock'

describe Rack::Chunked do
  def chunked(app)
    proc do |env|
      app = Rack::Chunked.new(app)
      response = Rack::Lint.new(app).call(env)
      # we want to use body like an array, but it only has #each
      response[2] = response[2].to_enum.to_a
      response
    end
  end

before do
    @env = Rack::MockRequest.
      env_for('/', 'HTTP_VERSION' => '1.1', 'REQUEST_METHOD' => 'GET')
  end

should 'chunk responses with no Content-Length' do
    app = lambda { |env| [200, {"Content-Type" => "text/plain"}, ['Hello', ' ', 'World!']] }
    response = Rack::MockResponse.new(*chunked(app).call(@env))
    response.headers.should.not.include 'Content-Length'
    response.headers['Transfer-Encoding'].should.equal 'chunked'
    response.body.should.equal "5\r\nHello\r\n1\r\n \r\n6\r\nWorld!\r\n0\r\n\r\n"
  end

should 'chunks empty bodies properly' do
    app = lambda { |env| [200, {"Content-Type" => "text/plain"}, []] }
    response = Rack::MockResponse.new(*chunked(app).call(@env))
    response.headers.should.not.include 'Content-Length'
    response.headers['Transfer-Encoding'].should.equal 'chunked'
    response.body.should.equal "0\r\n\r\n"
  end

should 'chunks encoded bodies properly' do
    body = ["\uFFFEHello", " ", "World"].map {|t| t.encode("UTF-16LE") }
    app  = lambda { |env| [200, {"Content-Type" => "text/plain"}, body] }
    response = Rack::MockResponse.new(*chunked(app).call(@env))
    response.headers.should.not.include 'Content-Length'
    response.headers['Transfer-Encoding'].should.equal 'chunked'
    response.body.encoding.to_s.should.equal "ASCII-8BIT"
    response.body.should.equal "c\r\n\xFE\xFFH\x00e\x00l\x00l\x00o\x00\r\n2\r\n \x00\r\na\r\nW\x00o\x00r\x00l\x00d\x00\r\n0\r\n\r\n".force_encoding("BINARY")
  end if RUBY_VERSION >= "1.9"

should 'not modify response when Content-Length header present' do
    app = lambda { |env|
      [200, {"Content-Type" => "text/plain", 'Content-Length'=>'12'}, ['Hello', ' ', 'World!']]
    }
    status, headers, body = chunked(app).call(@env)
    status.should.equal 200
    headers.should.not.include 'Transfer-Encoding'
    headers.should.include 'Content-Length'
    body.join.should.equal 'Hello World!'
  end

should 'not modify response when client is HTTP/1.0' do
    app = lambda { |env| [200, {"Content-Type" => "text/plain"}, ['Hello', ' ', 'World!']] }
    @env['HTTP_VERSION'] = 'HTTP/1.0'
    status, headers, body = chunked(app).call(@env)
    status.should.equal 200
    headers.should.not.include 'Transfer-Encoding'
    body.join.should.equal 'Hello World!'
  end

should 'not modify response when client is ancient, pre-HTTP/1.0' do
    app = lambda { |env| [200, {"Content-Type" => "text/plain"}, ['Hello', ' ', 'World!']] }
    check = lambda do
      status, headers, body = chunked(app).call(@env.dup)
      status.should.equal 200
      headers.should.not.include 'Transfer-Encoding'
      body.join.should.equal 'Hello World!'
    end

@env.delete('HTTP_VERSION') # unicorn will do this on pre-HTTP/1.0 requests
    check.call

@env['HTTP_VERSION'] = 'HTTP/0.9' # not sure if this happens in practice
    check.call
  end

should 'not modify response when Transfer-Encoding header already present' do
    app = lambda { |env|
      [200, {"Content-Type" => "text/plain", 'Transfer-Encoding' => 'identity'}, ['Hello', ' ', 'World!']]
    }
    status, headers, body = chunked(app).call(@env)
    status.should.equal 200
    headers['Transfer-Encoding'].should.equal 'identity'
    body.join.should.equal 'Hello World!'
  end

[100, 204, 205, 304].each do |status_code|
    should "not modify response when status code is #{status_code}" do
      app = lambda { |env| [status_code, {}, []] }
      status, headers, _ = chunked(app).call(@env)
      status.should.equal status_code
      headers.should.not.include 'Transfer-Encoding'
    end
  end
end

[-] spec_fastcgi.rb [edit]
[-] spec_session_pool.rb [edit]
[-] spec_auth_basic.rb [edit]
[-] spec_head.rb [edit]
[-] spec_multipart.rb [edit]
[-] spec_builder.rb [edit]
[-] spec_config.rb [edit]
[-] spec_recursive.rb [edit]
[-] spec_runtime.rb [edit]
[-] spec_server.rb [edit]
[+] multipart
[-] spec_commonlogger.rb [edit]
[-] spec_nulllogger.rb [edit]
[-] spec_file.rb [edit]
[-] spec_rewindable_input.rb [edit]
[+] registering_handler
[-] spec_sendfile.rb [edit]
[+] unregistered_handler
[-] spec_mock.rb [edit]
[+] static
[-] spec_tempfile_reaper.rb [edit]
[-] spec_content_type.rb [edit]
[-] spec_urlmap.rb [edit]
[-] spec_lint.rb [edit]
[-] spec_methodoverride.rb [edit]
[-] spec_session_memcache.rb [edit]
[-] spec_utils.rb [edit]
[-] spec_content_length.rb [edit]
[-] spec_cgi.rb [edit]
[-] spec_auth_digest.rb [edit]
[-] spec_thin.rb [edit]
[-] spec_showstatus.rb [edit]
[-] spec_lock.rb [edit]
[-] spec_mongrel.rb [edit]
[-] spec_etag.rb [edit]
[-] spec_chunked.rb [edit]
[+] ..
[-] spec_request.rb [edit]
[-] spec_body_proxy.rb [edit]
[-] spec_static.rb [edit]
[-] spec_cascade.rb [edit]
[-] spec_showexceptions.rb [edit]
[-] spec_session_abstract_id.rb [edit]
[-] spec_directory.rb [edit]
[+] rackup
[-] spec_handler.rb [edit]
[-] spec_version.rb [edit]
[-] testrequest.rb [edit]
[-] spec_conditionalget.rb [edit]
[-] spec_logger.rb [edit]
[-] spec_mime.rb [edit]
[-] spec_response.rb [edit]
[-] spec_webrick.rb [edit]
[+] cgi
[-] gemloader.rb [edit]
[-] spec_deflater.rb [edit]
[-] spec_session_cookie.rb [edit]
[-] spec_lobster.rb [edit]
[+] builder