283 lines
7.0 KiB
Ruby
283 lines
7.0 KiB
Ruby
# frozen_string_literal: false
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require "webrick"
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require "minitest/autorun"
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require "stringio"
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require "net/http"
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module WEBrick
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class TestHTTPResponse < MiniTest::Unit::TestCase
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class FakeLogger
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attr_reader :messages
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def initialize
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@messages = []
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end
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def warn msg
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@messages << msg
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end
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end
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attr_reader :config, :logger, :res
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def setup
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super
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@logger = FakeLogger.new
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@config = Config::HTTP
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@config[:Logger] = logger
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@res = HTTPResponse.new config
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@res.keep_alive = true
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end
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def test_prevent_response_splitting_headers_crlf
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res['X-header'] = "malicious\r\nCookie: cracked_indicator_for_test"
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io = StringIO.new
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res.send_response io
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io.rewind
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res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
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assert_equal '500', res.code
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refute_match 'cracked_indicator_for_test', io.string
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end
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def test_prevent_response_splitting_cookie_headers_crlf
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user_input = "malicious\r\nCookie: cracked_indicator_for_test"
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res.cookies << WEBrick::Cookie.new('author', user_input)
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io = StringIO.new
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res.send_response io
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io.rewind
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res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
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assert_equal '500', res.code
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refute_match 'cracked_indicator_for_test', io.string
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end
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def test_prevent_response_splitting_headers_cr
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res['X-header'] = "malicious\rCookie: cracked_indicator_for_test"
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io = StringIO.new
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res.send_response io
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io.rewind
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res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
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assert_equal '500', res.code
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refute_match 'cracked_indicator_for_test', io.string
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end
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def test_prevent_response_splitting_cookie_headers_cr
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user_input = "malicious\rCookie: cracked_indicator_for_test"
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res.cookies << WEBrick::Cookie.new('author', user_input)
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io = StringIO.new
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res.send_response io
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io.rewind
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res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
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assert_equal '500', res.code
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refute_match 'cracked_indicator_for_test', io.string
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end
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def test_prevent_response_splitting_headers_lf
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res['X-header'] = "malicious\nCookie: cracked_indicator_for_test"
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io = StringIO.new
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res.send_response io
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io.rewind
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res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
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assert_equal '500', res.code
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refute_match 'cracked_indicator_for_test', io.string
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end
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def test_prevent_response_splitting_cookie_headers_lf
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user_input = "malicious\nCookie: cracked_indicator_for_test"
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res.cookies << WEBrick::Cookie.new('author', user_input)
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io = StringIO.new
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res.send_response io
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io.rewind
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res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
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assert_equal '500', res.code
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refute_match 'cracked_indicator_for_test', io.string
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end
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def test_set_redirect_response_splitting
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url = "malicious\r\nCookie: cracked_indicator_for_test"
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assert_raises(URI::InvalidURIError) do
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res.set_redirect(WEBrick::HTTPStatus::MultipleChoices, url)
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end
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end
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def test_set_redirect_html_injection
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url = 'http://example.com////?a</a><head></head><body><img src=1></body>'
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assert_raises(WEBrick::HTTPStatus::MultipleChoices) do
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res.set_redirect(WEBrick::HTTPStatus::MultipleChoices, url)
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end
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res.status = 300
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io = StringIO.new
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res.send_response(io)
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io.rewind
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res = Net::HTTPResponse.read_new(Net::BufferedIO.new(io))
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assert_equal '300', res.code
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refute_match(/<img/, io.string)
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end
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def test_304_does_not_log_warning
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res.status = 304
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res.setup_header
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assert_equal 0, logger.messages.length
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end
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def test_204_does_not_log_warning
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res.status = 204
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res.setup_header
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assert_equal 0, logger.messages.length
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end
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def test_1xx_does_not_log_warnings
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res.status = 105
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res.setup_header
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assert_equal 0, logger.messages.length
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end
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def test_200_chunked_does_not_set_content_length
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res.chunked = false
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res["Transfer-Encoding"] = 'chunked'
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res.setup_header
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assert_nil res.header.fetch('content-length', nil)
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end
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def test_send_body_io
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IO.pipe {|body_r, body_w|
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body_w.write 'hello'
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body_w.close
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@res.body = body_r
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IO.pipe {|r, w|
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@res.send_body w
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w.close
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assert_equal 'hello', r.read
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}
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}
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assert_equal 0, logger.messages.length
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end
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def test_send_body_string
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@res.body = 'hello'
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IO.pipe {|r, w|
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@res.send_body w
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w.close
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assert_equal 'hello', r.read
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}
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assert_equal 0, logger.messages.length
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end
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def test_send_body_string_io
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@res.body = StringIO.new 'hello'
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IO.pipe {|r, w|
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@res.send_body w
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w.close
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assert_equal 'hello', r.read
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}
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assert_equal 0, logger.messages.length
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end
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def test_send_body_io_chunked
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@res.chunked = true
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IO.pipe {|body_r, body_w|
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body_w.write 'hello'
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body_w.close
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@res.body = body_r
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IO.pipe {|r, w|
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@res.send_body w
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w.close
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r.binmode
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assert_equal "5\r\nhello\r\n0\r\n\r\n", r.read
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}
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}
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assert_equal 0, logger.messages.length
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end
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def test_send_body_string_chunked
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@res.chunked = true
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@res.body = 'hello'
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IO.pipe {|r, w|
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@res.send_body w
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w.close
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r.binmode
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assert_equal "5\r\nhello\r\n0\r\n\r\n", r.read
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}
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assert_equal 0, logger.messages.length
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end
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def test_send_body_string_io_chunked
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@res.chunked = true
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@res.body = StringIO.new 'hello'
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IO.pipe {|r, w|
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@res.send_body w
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w.close
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r.binmode
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assert_equal "5\r\nhello\r\n0\r\n\r\n", r.read
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}
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assert_equal 0, logger.messages.length
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end
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def test_send_body_proc
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@res.body = Proc.new { |out| out.write('hello') }
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IO.pipe do |r, w|
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@res.send_body(w)
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w.close
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r.binmode
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assert_equal 'hello', r.read
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end
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assert_equal 0, logger.messages.length
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end
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def test_send_body_proc_chunked
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@res.body = Proc.new { |out| out.write('hello') }
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@res.chunked = true
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IO.pipe do |r, w|
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@res.send_body(w)
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w.close
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r.binmode
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assert_equal "5\r\nhello\r\n0\r\n\r\n", r.read
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end
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assert_equal 0, logger.messages.length
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end
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def test_set_error
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status = 400
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message = 'missing attribute'
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@res.status = status
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error = WEBrick::HTTPStatus[status].new(message)
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body = @res.set_error(error)
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assert_match(/#{@res.reason_phrase}/, body)
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assert_match(/#{message}/, body)
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end
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def test_no_extraneous_space
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[200, 300, 400, 500].each do |status|
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@res.status = status
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assert_match(/\S\r\n/, @res.status_line)
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end
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end
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end
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end
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