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Editing File: /opt/alt/ruby20/lib64/ruby/gems/2.0.0/gems/rack-1.6.4/test/spec_response.rb

require 'rack/response'
require 'stringio'

describe Rack::Response do
  should "have sensible default values" do
    response = Rack::Response.new
    status, header, body = response.finish
    status.should.equal 200
    header.should.equal({})
    body.each { |part|
      part.should.equal ""
    }

response = Rack::Response.new
    status, header, body = *response
    status.should.equal 200
    header.should.equal({})
    body.each { |part|
      part.should.equal ""
    }
  end

it "can be written to" do
    response = Rack::Response.new

_, _, body = response.finish do
      response.write "foo"
      response.write "bar"
      response.write "baz"
    end

parts = []
    body.each { |part| parts << part }

parts.should.equal ["foo", "bar", "baz"]
  end

it "can set and read headers" do
    response = Rack::Response.new
    response["Content-Type"].should.equal nil
    response["Content-Type"] = "text/plain"
    response["Content-Type"].should.equal "text/plain"
  end

it "can override the initial Content-Type with a different case" do
    response = Rack::Response.new("", 200, "content-type" => "text/plain")
    response["Content-Type"].should.equal "text/plain"
  end

it "can set cookies" do
    response = Rack::Response.new

response.set_cookie "foo", "bar"
    response["Set-Cookie"].should.equal "foo=bar"
    response.set_cookie "foo2", "bar2"
    response["Set-Cookie"].should.equal ["foo=bar", "foo2=bar2"].join("\n")
    response.set_cookie "foo3", "bar3"
    response["Set-Cookie"].should.equal ["foo=bar", "foo2=bar2", "foo3=bar3"].join("\n")
  end

it "can set cookies with the same name for multiple domains" do
    response = Rack::Response.new
    response.set_cookie "foo", {:value => "bar", :domain => "sample.example.com"}
    response.set_cookie "foo", {:value => "bar", :domain => ".example.com"}
    response["Set-Cookie"].should.equal ["foo=bar; domain=sample.example.com", "foo=bar; domain=.example.com"].join("\n")
  end

it "formats the Cookie expiration date accordingly to RFC 6265" do
    response = Rack::Response.new

response.set_cookie "foo", {:value => "bar", :expires => Time.now+10}
    response["Set-Cookie"].should.match(
      /expires=..., \d\d ... \d\d\d\d \d\d:\d\d:\d\d .../)
  end

it "can set secure cookies" do
    response = Rack::Response.new
    response.set_cookie "foo", {:value => "bar", :secure => true}
    response["Set-Cookie"].should.equal "foo=bar; secure"
  end

it "can set http only cookies" do
    response = Rack::Response.new
    response.set_cookie "foo", {:value => "bar", :httponly => true}
    response["Set-Cookie"].should.equal "foo=bar; HttpOnly"
  end

it "can set http only cookies with :http_only" do
    response = Rack::Response.new
    response.set_cookie "foo", {:value => "bar", :http_only => true}
    response["Set-Cookie"].should.equal "foo=bar; HttpOnly"
  end

it "can set prefers :httponly for http only cookie setting when :httponly and :http_only provided" do
    response = Rack::Response.new
    response.set_cookie "foo", {:value => "bar", :httponly => false, :http_only => true}
    response["Set-Cookie"].should.equal "foo=bar"
  end

it "can delete cookies" do
    response = Rack::Response.new
    response.set_cookie "foo", "bar"
    response.set_cookie "foo2", "bar2"
    response.delete_cookie "foo"
    response["Set-Cookie"].should.equal [
      "foo2=bar2",
      "foo=; max-age=0; expires=Thu, 01 Jan 1970 00:00:00 -0000"
    ].join("\n")
  end

it "can delete cookies with the same name from multiple domains" do
    response = Rack::Response.new
    response.set_cookie "foo", {:value => "bar", :domain => "sample.example.com"}
    response.set_cookie "foo", {:value => "bar", :domain => ".example.com"}
    response["Set-Cookie"].should.equal ["foo=bar; domain=sample.example.com", "foo=bar; domain=.example.com"].join("\n")
    response.delete_cookie "foo", :domain => ".example.com"
    response["Set-Cookie"].should.equal ["foo=bar; domain=sample.example.com", "foo=; domain=.example.com; max-age=0; expires=Thu, 01 Jan 1970 00:00:00 -0000"].join("\n")
    response.delete_cookie "foo", :domain => "sample.example.com"
    response["Set-Cookie"].should.equal ["foo=; domain=.example.com; max-age=0; expires=Thu, 01 Jan 1970 00:00:00 -0000",
                                         "foo=; domain=sample.example.com; max-age=0; expires=Thu, 01 Jan 1970 00:00:00 -0000"].join("\n")
  end

it "can delete cookies with the same name with different paths" do
    response = Rack::Response.new
    response.set_cookie "foo", {:value => "bar", :path => "/"}
    response.set_cookie "foo", {:value => "bar", :path => "/path"}
    response["Set-Cookie"].should.equal ["foo=bar; path=/",
                                         "foo=bar; path=/path"].join("\n")

response.delete_cookie "foo", :path => "/path"
    response["Set-Cookie"].should.equal ["foo=bar; path=/",
                                         "foo=; path=/path; max-age=0; expires=Thu, 01 Jan 1970 00:00:00 -0000"].join("\n")
  end

it "can do redirects" do
    response = Rack::Response.new
    response.redirect "/foo"
    status, header, body = response.finish
    status.should.equal 302
    header["Location"].should.equal "/foo"

response = Rack::Response.new
    response.redirect "/foo", 307
    status, header, body = response.finish

status.should.equal 307
  end

it "has a useful constructor" do
    r = Rack::Response.new("foo")
    status, header, body = r.finish
    str = ""; body.each { |part| str << part }
    str.should.equal "foo"

r = Rack::Response.new(["foo", "bar"])
    status, header, body = r.finish
    str = ""; body.each { |part| str << part }
    str.should.equal "foobar"

object_with_each = Object.new
    def object_with_each.each
      yield "foo"
      yield "bar"
    end
    r = Rack::Response.new(object_with_each)
    r.write "foo"
    status, header, body = r.finish
    str = ""; body.each { |part| str << part }
    str.should.equal "foobarfoo"

r = Rack::Response.new([], 500)
    r.status.should.equal 500

r = Rack::Response.new([], "200 OK")
    r.status.should.equal 200
  end

it "has a constructor that can take a block" do
    r = Rack::Response.new { |res|
      res.status = 404
      res.write "foo"
    }
    status, _, body = r.finish
    str = ""; body.each { |part| str << part }
    str.should.equal "foo"
    status.should.equal 404
  end

it "doesn't return invalid responses" do
    r = Rack::Response.new(["foo", "bar"], 204)
    _, header, body = r.finish
    str = ""; body.each { |part| str << part }
    str.should.be.empty
    header["Content-Type"].should.equal nil
    header['Content-Length'].should.equal nil

lambda {
      Rack::Response.new(Object.new)
    }.should.raise(TypeError).
      message.should =~ /stringable or iterable required/
  end

it "knows if it's empty" do
    r = Rack::Response.new
    r.should.be.empty
    r.write "foo"
    r.should.not.be.empty

r = Rack::Response.new
    r.should.be.empty
    r.finish
    r.should.be.empty

r = Rack::Response.new
    r.should.be.empty
    r.finish { }
    r.should.not.be.empty
  end

should "provide access to the HTTP status" do
    res = Rack::Response.new
    res.status = 200
    res.should.be.successful
    res.should.be.ok

res.status = 201
    res.should.be.successful
    res.should.be.created

res.status = 202
    res.should.be.successful
    res.should.be.accepted

res.status = 400
    res.should.not.be.successful
    res.should.be.client_error
    res.should.be.bad_request

res.status = 401
    res.should.not.be.successful
    res.should.be.client_error
    res.should.be.unauthorized

res.status = 404
    res.should.not.be.successful
    res.should.be.client_error
    res.should.be.not_found

res.status = 405
    res.should.not.be.successful
    res.should.be.client_error
    res.should.be.method_not_allowed

res.status = 418
    res.should.not.be.successful
    res.should.be.client_error
    res.should.be.i_m_a_teapot

res.status = 422
    res.should.not.be.successful
    res.should.be.client_error
    res.should.be.unprocessable

res.status = 501
    res.should.not.be.successful
    res.should.be.server_error

res.status = 307
    res.should.be.redirect
  end

should "provide access to the HTTP headers" do
    res = Rack::Response.new
    res["Content-Type"] = "text/yaml"

res.should.include "Content-Type"
    res.headers["Content-Type"].should.equal "text/yaml"
    res["Content-Type"].should.equal "text/yaml"
    res.content_type.should.equal "text/yaml"
    res.content_length.should.be.nil
    res.location.should.be.nil
  end

it "does not add or change Content-Length when #finish()ing" do
    res = Rack::Response.new
    res.status = 200
    res.finish
    res.headers["Content-Length"].should.be.nil

res = Rack::Response.new
    res.status = 200
    res.headers["Content-Length"] = "10"
    res.finish
    res.headers["Content-Length"].should.equal "10"
  end

it "updates Content-Length when body appended to using #write" do
    res = Rack::Response.new
    res.status = 200
    res.headers["Content-Length"].should.be.nil
    res.write "Hi"
    res.headers["Content-Length"].should.equal "2"
    res.write " there"
    res.headers["Content-Length"].should.equal "8"
  end

it "calls close on #body" do
    res = Rack::Response.new
    res.body = StringIO.new
    res.close
    res.body.should.be.closed
  end

it "calls close on #body when 204, 205, or 304" do
    res = Rack::Response.new
    res.body = StringIO.new
    res.finish
    res.body.should.not.be.closed

res.status = 204
    _, _, b = res.finish
    res.body.should.be.closed
    b.should.not.equal res.body

res.body = StringIO.new
    res.status = 205
    _, _, b = res.finish
    res.body.should.be.closed
    b.should.not.equal res.body

res.body = StringIO.new
    res.status = 304
    _, _, b = res.finish
    res.body.should.be.closed
    b.should.not.equal res.body
  end

it "wraps the body from #to_ary to prevent infinite loops" do
    res = Rack::Response.new
    res.finish.last.should.not.respond_to?(:to_ary)
    lambda { res.finish.last.to_ary }.should.raise(NoMethodError)
  end
end

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