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require 'rack/head'
require 'rack/lint'
require 'rack/mock'
describe Rack::Head do
def test_response(headers = {})
body = StringIO.new "foo"
app = lambda do |env|
[200, {"Content-type" => "test/plain", "Content-length" => "3"}, body]
end
request = Rack::MockRequest.env_for("/", headers)
response = Rack::Lint.new(Rack::Head.new(app)).call(request)
return response, body
end
should "pass GET, POST, PUT, DELETE, OPTIONS, TRACE requests" do
%w[GET POST PUT DELETE OPTIONS TRACE].each do |type|
resp, _ = test_response("REQUEST_METHOD" => type)
resp[0].should.equal(200)
resp[1].should.equal({"Content-type" => "test/plain", "Content-length" => "3"})
resp[2].to_enum.to_a.should.equal(["foo"])
end
end
should "remove body from HEAD requests" do
resp, _ = test_response("REQUEST_METHOD" => "HEAD")
resp[0].should.equal(200)
resp[1].should.equal({"Content-type" => "test/plain", "Content-length" => "3"})
resp[2].to_enum.to_a.should.equal([])
end
should "close the body when it is removed" do
resp, body = test_response("REQUEST_METHOD" => "HEAD")
resp[0].should.equal(200)
resp[1].should.equal({"Content-type" => "test/plain", "Content-length" => "3"})
resp[2].to_enum.to_a.should.equal([])
body.should.not.be.closed
resp[2].close
body.should.be.closed
end
end