test_http_cookie.rb

# -*- coding: utf-8 -*-
require File.expand_path('helper', File.dirname(__FILE__))

class TestHTTPCookie < Test::Unit::TestCase
  def setup
    httpdate = 'Sun, 27-Sep-2037 00:00:00 GMT'

    @cookie_params = {
      'expires'  => 'expires=%s' % httpdate,
      'path'     => 'path=/',
      'domain'   => 'domain=.rubyforge.org',
      'httponly' => 'HttpOnly',
    }

    @expires = Time.parse(httpdate)
  end

  def test_parse_dates
    url = URI.parse('http://localhost/')

    yesterday = Time.now - 86400

    dates = [ "14 Apr 89 03:20:12",
              "14 Apr 89 03:20 GMT",
              "Fri, 17 Mar 89 4:01:33",
              "Fri, 17 Mar 89 4:01 GMT",
              "Mon Jan 16 16:12 PDT 1989",
              #"Mon Jan 16 16:12 +0130 1989",
              "6 May 1992 16:41-JST (Wednesday)",
              #"22-AUG-1993 10:59:12.82",
              "22-AUG-1993 10:59pm",
              "22-AUG-1993 12:59am",
              "22-AUG-1993 12:59 PM",
              #"Friday, August 04, 1995 3:54 PM",
              #"06/21/95 04:24:34 PM",
              #"20/06/95 21:07",
              #"95-06-08 19:32:48 EDT",
    ]

    dates.each do |date|
      cookie = "PREF=1; expires=#{date}"
      assert_equal 1, HTTP::Cookie.parse(cookie, url) { |c|
        assert c.expires, "Tried parsing: #{date}"
        assert_send [c.expires, :<, yesterday]
      }.size
    end

    [
      ["PREF=1; expires=Wed, 01 Jan 100 12:34:56 GMT", nil],
      ["PREF=1; expires=Sat, 01 Jan 1600 12:34:56 GMT", nil],
      ["PREF=1; expires=Tue, 01 Jan 69 12:34:56 GMT", 2069],
      ["PREF=1; expires=Thu, 01 Jan 70 12:34:56 GMT", 1970],
      ["PREF=1; expires=Wed, 01 Jan 20 12:34:56 GMT", 2020],
      ["PREF=1; expires=Sat, 01 Jan 2020 12:34:60 GMT", nil],
      ["PREF=1; expires=Sat, 01 Jan 2020 12:60:56 GMT", nil],
      ["PREF=1; expires=Sat, 01 Jan 2020 24:00:00 GMT", nil],
      ["PREF=1; expires=Sat, 32 Jan 2020 12:34:56 GMT", nil],
    ].each { |set_cookie, year|
      cookie, = HTTP::Cookie.parse(set_cookie, url)
      if year
        assert_equal year, cookie.expires.year, "#{set_cookie}: expires in #{year}"
      else
        assert_equal nil, cookie.expires, "#{set_cookie}: invalid expiry date"
      end
    }
  end

  def test_parse_empty
    cookie_str = 'a=b; ; c=d'

    uri = URI.parse 'http://example'

    assert_equal 1, HTTP::Cookie.parse(cookie_str, uri) { |cookie|
      assert_equal 'a', cookie.name
      assert_equal 'b', cookie.value
    }.size
  end

  def test_parse_no_space
    cookie_str = "foo=bar;Expires=Sun, 06 Nov 2011 00:28:06 GMT;Path=/"

    uri = URI.parse 'http://example'

    assert_equal 1, HTTP::Cookie.parse(cookie_str, uri) { |cookie|
      assert_equal 'foo',               cookie.name
      assert_equal 'bar',               cookie.value
      assert_equal '/',                 cookie.path
      assert_equal Time.at(1320539286), cookie.expires
    }.size
  end

  def test_parse_too_long_cookie
    uri = URI.parse 'http://example'

    cookie_str = "foo=#{'Cookie' * 680}; path=/ab/"
    assert_equal(HTTP::Cookie::MAX_LENGTH - 1, cookie_str.bytesize)

    assert_equal 1, HTTP::Cookie.parse(cookie_str, uri).size

    assert_equal 1, HTTP::Cookie.parse(cookie_str.sub(';', 'x;'), uri).size

    assert_equal 0, HTTP::Cookie.parse(cookie_str.sub(';', 'xx;'), uri).size
  end

  def test_parse_quoted
    cookie_str =
      "quoted=\"value\"; Expires=Sun, 06 Nov 2011 00:11:18 GMT; Path=/; comment=\"comment is \\\"comment\\\"\""

    uri = URI.parse 'http://example'

    assert_equal 1, HTTP::Cookie.parse(cookie_str, uri) { |cookie|
      assert_equal 'quoted', cookie.name
      assert_equal 'value', cookie.value
    }.size
  end

  def test_parse_no_nothing
    cookie = '; "", ;'
    url = URI.parse('http://www.example.com/')
    assert_equal 0, HTTP::Cookie.parse(cookie, url).size
  end

  def test_parse_no_name
    cookie = '=no-name; path=/'
    url = URI.parse('http://www.example.com/')
    assert_equal 0, HTTP::Cookie.parse(cookie, url).size
  end

  def test_parse_bad_name
    cookie = "a\001b=c"
    url = URI.parse('http://www.example.com/')
    assert_nothing_raised {
      assert_equal 0, HTTP::Cookie.parse(cookie, url).size
    }
  end

  def test_parse_bad_value
    cookie = "a=b\001c"
    url = URI.parse('http://www.example.com/')
    assert_nothing_raised {
      assert_equal 0, HTTP::Cookie.parse(cookie, url).size
    }
  end

  def test_parse_weird_cookie
    cookie = 'n/a, ASPSESSIONIDCSRRQDQR=FBLDGHPBNDJCPCGNCPAENELB; path=/'
    url = URI.parse('http://www.searchinnovation.com/')
    assert_equal 1, HTTP::Cookie.parse(cookie, url) { |c|
      assert_equal('ASPSESSIONIDCSRRQDQR', c.name)
      assert_equal('FBLDGHPBNDJCPCGNCPAENELB', c.value)
    }.size
  end

  def test_double_semicolon
    double_semi = 'WSIDC=WEST;; domain=.williams-sonoma.com; path=/'
    url = URI.parse('http://williams-sonoma.com/')
    assert_equal 1, HTTP::Cookie.parse(double_semi, url) { |cookie|
      assert_equal('WSIDC', cookie.name)
      assert_equal('WEST', cookie.value)
    }.size
  end

  def test_parse_bad_version
    bad_cookie = 'PRETANET=TGIAqbFXtt; Name=/PRETANET; Path=/; Version=1.2; Content-type=text/html; Domain=192.168.6.196; expires=Friday, 13-November-2026  23:01:46 GMT;'
    url = URI.parse('http://192.168.6.196/')
    # The version attribute is obsolete and simply ignored
    cookies = HTTP::Cookie.parse(bad_cookie, url)
    assert_equal 1, cookies.size
  end

  def test_parse_bad_max_age
    bad_cookie = 'PRETANET=TGIAqbFXtt; Name=/PRETANET; Path=/; Max-Age=forever; Content-type=text/html; Domain=192.168.6.196; expires=Friday, 13-November-2026  23:01:46 GMT;'
    url = URI.parse('http://192.168.6.196/')
    # A bad max-age is simply ignored
    cookies = HTTP::Cookie.parse(bad_cookie, url)
    assert_equal 1, cookies.size
    assert_equal nil, cookies.first.max_age
  end

  def test_parse_date_fail
    url = URI.parse('http://localhost/')

    dates = [
      "20/06/95 21:07",
    ]

    dates.each { |date|
      cookie = "PREF=1; expires=#{date}"
      assert_equal 1, HTTP::Cookie.parse(cookie, url) { |c|
        assert_equal(true, c.expires.nil?)
      }.size
    }
  end

  def test_parse_domain_dot
    url = URI.parse('http://host.example.com/')

    cookie_str = 'a=b; domain=.example.com'

    cookie = HTTP::Cookie.parse(cookie_str, url).first

    assert_equal 'example.com', cookie.domain
    assert cookie.for_domain?
    assert_equal '.example.com', cookie.dot_domain
  end

  def test_parse_domain_no_dot
    url = URI.parse('http://host.example.com/')

    cookie_str = 'a=b; domain=example.com'

    cookie = HTTP::Cookie.parse(cookie_str, url).first

    assert_equal 'example.com', cookie.domain
    assert cookie.for_domain?
    assert_equal '.example.com', cookie.dot_domain
  end

  def test_parse_public_suffix
    cookie = HTTP::Cookie.new('a', 'b', :domain => 'com')
    assert_equal('com', cookie.domain)
    assert_equal(false, cookie.for_domain?)

    cookie.origin = 'http://com/'
    assert_equal('com', cookie.domain)
    assert_equal(false, cookie.for_domain?)

    assert_raises(ArgumentError) {
      cookie.origin = 'http://example.com/'
    }
  end

  def test_parse_domain_none
    url = URI.parse('http://example.com/')

    cookie_str = 'a=b;'

    cookie = HTTP::Cookie.parse(cookie_str, url).first

    assert_equal 'example.com', cookie.domain
    assert !cookie.for_domain?
    assert_equal 'example.com', cookie.dot_domain
  end

  def test_parse_max_age
    url = URI.parse('http://localhost/')

    epoch, date = 4485353164, 'Fri, 19 Feb 2112 19:26:04 GMT'
    base = Time.at(1363014000)

    cookie = HTTP::Cookie.parse("name=Akinori; expires=#{date}", url).first
    assert_equal Time.at(epoch), cookie.expires

    cookie = HTTP::Cookie.parse('name=Akinori; max-age=3600', url).first
    assert_in_delta Time.now + 3600, cookie.expires, 1
    cookie = HTTP::Cookie.parse('name=Akinori; max-age=3600', url, :created_at => base).first
    assert_equal base + 3600, cookie.expires

    # Max-Age has precedence over Expires
    cookie = HTTP::Cookie.parse("name=Akinori; max-age=3600; expires=#{date}", url).first
    assert_in_delta Time.now + 3600, cookie.expires, 1
    cookie = HTTP::Cookie.parse("name=Akinori; max-age=3600; expires=#{date}", url, :created_at => base).first
    assert_equal base + 3600, cookie.expires

    cookie = HTTP::Cookie.parse("name=Akinori; expires=#{date}; max-age=3600", url).first
    assert_in_delta Time.now + 3600, cookie.expires, 1
    cookie = HTTP::Cookie.parse("name=Akinori; expires=#{date}; max-age=3600", url, :created_at => base).first
    assert_equal base + 3600, cookie.expires
  end

  def test_parse_expires_session
    url = URI.parse('http://localhost/')

    [
      'name=Akinori',
      'name=Akinori; expires',
      'name=Akinori; max-age',
      'name=Akinori; expires=',
      'name=Akinori; max-age=',
    ].each { |str|
      cookie = HTTP::Cookie.parse(str, url).first
      assert cookie.session?, str
    }

    [
      'name=Akinori; expires=Mon, 19 Feb 2012 19:26:04 GMT',
      'name=Akinori; max-age=3600',
    ].each { |str|
      cookie = HTTP::Cookie.parse(str, url).first
      assert !cookie.session?, str
    }
  end

  def test_parse_many
    url = URI 'http://localhost/'
    cookie_str =
      "abc, " \
      "name=Aaron; Domain=localhost; Expires=Sun, 06 Nov 2011 00:29:51 GMT; Path=/, " \
      "name=Aaron; Domain=localhost; Expires=Sun, 06 Nov 2011 00:29:51 GMT; Path=/, " \
      "name=Aaron; Domain=localhost; Expires=Sun, 06 Nov 2011 00:29:51 GMT; Path=/, " \
      "name=Aaron; Domain=localhost; Expires=Sun, 06 Nov 2011 00:29:51 GMT; Path=/; HttpOnly, " \
      "expired=doh; Expires=Fri, 04 Nov 2011 00:29:51 GMT; Path=/, " \
      "a_path=some_path; Expires=Sun, 06 Nov 2011 00:29:51 GMT; Path=/some_path, " \
      "no_path1=no_path; Expires=Sun, 06 Nov 2011 00:29:52 GMT, no_expires=nope; Path=/, " \
      "no_path2=no_path; Expires=Sun, 06 Nov 2011 00:29:52 GMT; no_expires=nope; Path, " \
      "no_path3=no_path; Expires=Sun, 06 Nov 2011 00:29:52 GMT; no_expires=nope; Path=, " \
      "rel_path1=rel_path; Expires=Sun, 06 Nov 2011 00:29:52 GMT; no_expires=nope; Path=foo/bar, " \
      "rel_path1=rel_path; Expires=Sun, 06 Nov 2011 00:29:52 GMT; no_expires=nope; Path=foo, " \
      "no_domain1=no_domain; Expires=Sun, 06 Nov 2011 00:29:53 GMT; no_expires=nope, " \
      "no_domain2=no_domain; Expires=Sun, 06 Nov 2011 00:29:53 GMT; no_expires=nope; Domain, " \
      "no_domain3=no_domain; Expires=Sun, 06 Nov 2011 00:29:53 GMT; no_expires=nope; Domain="

    cookies = HTTP::Cookie.parse cookie_str, url
    assert_equal 15, cookies.length

    name = cookies.find { |c| c.name == 'name' }
    assert_equal "Aaron",             name.value
    assert_equal "/",                 name.path
    assert_equal Time.at(1320539391), name.expires

    a_path = cookies.find { |c| c.name == 'a_path' }
    assert_equal "some_path",         a_path.value
    assert_equal "/some_path",        a_path.path
    assert_equal Time.at(1320539391), a_path.expires

    no_expires = cookies.find { |c| c.name == 'no_expires' }
    assert_equal "nope", no_expires.value
    assert_equal "/",    no_expires.path
    assert_nil           no_expires.expires

    no_path_cookies = cookies.select { |c| c.value == 'no_path' }
    assert_equal 3, no_path_cookies.size
    no_path_cookies.each { |c|
      assert_equal "/",                 c.path,    c.name
      assert_equal Time.at(1320539392), c.expires, c.name
    }

    rel_path_cookies = cookies.select { |c| c.value == 'rel_path' }
    assert_equal 2, rel_path_cookies.size
    rel_path_cookies.each { |c|
      assert_equal "/",                 c.path,    c.name
      assert_equal Time.at(1320539392), c.expires, c.name
    }

    no_domain_cookies = cookies.select { |c| c.value == 'no_domain' }
    assert_equal 3, no_domain_cookies.size
    no_domain_cookies.each { |c|
      assert !c.for_domain?, c.name
      assert_equal c.domain, url.host, c.name
      assert_equal Time.at(1320539393), c.expires, c.name
    }

    assert cookies.find { |c| c.name == 'expired' }
  end

  def test_parse_valid_cookie
    url = URI.parse('http://rubyforge.org/')
    cookie_params = @cookie_params
    cookie_value = '12345%7D=ASDFWEE345%3DASda'

    cookie_params.keys.combine.each do |keys|
      cookie_text = [cookie_value, *keys.map { |key| cookie_params[key] }].join('; ')
      cookie, = HTTP::Cookie.parse(cookie_text, url)

      assert_equal('12345%7D=ASDFWEE345%3DASda', cookie.to_s)
      assert_equal('/', cookie.path)

      assert_equal(keys.include?('expires') ? @expires : nil, cookie.expires)
      assert_equal(keys.include?('httponly'), cookie.httponly?)
    end
  end

  def test_parse_valid_cookie_empty_value
    url = URI.parse('http://rubyforge.org/')
    cookie_params = @cookie_params
    cookie_value = '12345%7D='

    cookie_params.keys.combine.each do |keys|
      cookie_text = [cookie_value, *keys.map { |key| cookie_params[key] }].join('; ')
      cookie, = HTTP::Cookie.parse(cookie_text, url)

      assert_equal('12345%7D=', cookie.to_s)
      assert_equal('', cookie.value)
      assert_equal('/', cookie.path)

      assert_equal(keys.include?('expires') ? @expires : nil, cookie.expires)
      assert_equal(keys.include?('httponly'), cookie.httponly?)
    end
  end

  # If no path was given, use the one from the URL
  def test_cookie_using_url_path
    url = URI.parse('http://rubyforge.org/login.php')
    cookie_params = @cookie_params
    cookie_value = '12345%7D=ASDFWEE345%3DASda'

    cookie_params.keys.combine.each do |keys|
      next if keys.include?('path')
      cookie_text = [cookie_value, *keys.map { |key| cookie_params[key] }].join('; ')
      cookie, = HTTP::Cookie.parse(cookie_text, url)

      assert_equal('12345%7D=ASDFWEE345%3DASda', cookie.to_s)
      assert_equal('/', cookie.path)

      assert_equal(keys.include?('expires') ? @expires : nil, cookie.expires)
      assert_equal(keys.include?('httponly'), cookie.httponly?)
    end
  end

  # Test using secure cookies
  def test_cookie_with_secure
    url = URI.parse('http://rubyforge.org/')
    cookie_params = @cookie_params.merge('secure' => 'secure')
    cookie_value = '12345%7D=ASDFWEE345%3DASda'

    cookie_params.keys.combine.each do |keys|
      next unless keys.include?('secure')
      cookie_text = [cookie_value, *keys.map { |key| cookie_params[key] }].join('; ')
      cookie, = HTTP::Cookie.parse(cookie_text, url)

      assert_equal('12345%7D=ASDFWEE345%3DASda', cookie.to_s)
      assert_equal('/', cookie.path)
      assert_equal(true, cookie.secure)

      assert_equal(keys.include?('expires') ? @expires : nil, cookie.expires)
      assert_equal(keys.include?('httponly'), cookie.httponly?)
    end
  end

  def test_cookie_value
    [
      ['foo="bar  baz"', 'bar  baz'],
      ['foo="bar\"; \"baz"', 'bar"; "baz'],
    ].each { |cookie_value, value|
      cookie = HTTP::Cookie.new('foo', value)
      assert_equal(cookie_value, cookie.cookie_value)
    }

    pairs = [
      ['Foo', 'value1'],
      ['Bar', 'value 2'],
      ['Baz', 'value3'],
      ['Bar', 'value"4'],
      ['Quux', 'x, value=5'],
    ]

    cookie_value = HTTP::Cookie.cookie_value(pairs.map { |name, value|
        HTTP::Cookie.new(:name => name, :value => value)
      })

    assert_equal 'Foo=value1; Bar="value 2"; Baz=value3; Bar="value\\"4"; Quux="x, value=5"', cookie_value

    hash = HTTP::Cookie.cookie_value_to_hash(cookie_value)

    assert_equal pairs.map(&:first).uniq.size, hash.size

    hash.each_pair { |name, value|
      _, pvalue = pairs.assoc(name)
      assert_equal pvalue, value
    }

    # Do not treat comma in a Cookie header value as separator; see CVE-2016-7401
    hash = HTTP::Cookie.cookie_value_to_hash('Quux=x, value=5; Foo=value1; Bar="value 2"; Baz=value3; Bar="value\\"4"')

    assert_equal pairs.map(&:first).uniq.size, hash.size

    hash.each_pair { |name, value|
      _, pvalue = pairs.assoc(name)
      assert_equal pvalue, value
    }
  end

  def test_set_cookie_value
    url = URI.parse('http://rubyforge.org/path/')

    [
      HTTP::Cookie.new('a', 'b', :domain => 'rubyforge.org', :path => '/path/'),
      HTTP::Cookie.new('a', 'b', :origin => url),
    ].each { |cookie|
      cookie.set_cookie_value
    }

    [
      HTTP::Cookie.new('a', 'b', :domain => 'rubyforge.org'),
      HTTP::Cookie.new('a', 'b', :for_domain => true, :path => '/path/'),
    ].each { |cookie|
      assert_raises(RuntimeError) {
        cookie.set_cookie_value
      }
    }

    ['foo=bar', 'foo="bar"', 'foo="ba\"r baz"'].each { |cookie_value|
      cookie_params = @cookie_params.merge('path' => '/path/', 'secure' => 'secure', 'max-age' => 'Max-Age=1000')
      date = Time.at(Time.now.to_i)
      cookie_params.keys.combine.each do |keys|
        cookie_text = [cookie_value, *keys.map { |key| cookie_params[key] }].join('; ')
        cookie, = HTTP::Cookie.parse(cookie_text, url, :created_at => date)
        cookie2, = HTTP::Cookie.parse(cookie.set_cookie_value, url, :created_at => date)

        assert_equal(cookie.name, cookie2.name)
        assert_equal(cookie.value, cookie2.value)
        assert_equal(cookie.domain, cookie2.domain)
        assert_equal(cookie.for_domain?, cookie2.for_domain?)
        assert_equal(cookie.path, cookie2.path)
        assert_equal(cookie.expires, cookie2.expires)
        if keys.include?('max-age')
          assert_equal(date + 1000, cookie2.expires)
        elsif keys.include?('expires')
          assert_equal(@expires, cookie2.expires)
        else
          assert_equal(nil, cookie2.expires)
        end
        assert_equal(cookie.secure?, cookie2.secure?)
        assert_equal(cookie.httponly?, cookie2.httponly?)
      end
    }
  end

  def test_parse_cookie_no_spaces
    url = URI.parse('http://rubyforge.org/')
    cookie_params = @cookie_params
    cookie_value = '12345%7D=ASDFWEE345%3DASda'

    cookie_params.keys.combine.each do |keys|
      cookie_text = [cookie_value, *keys.map { |key| cookie_params[key] }].join(';')
      cookie, = HTTP::Cookie.parse(cookie_text, url)

      assert_equal('12345%7D=ASDFWEE345%3DASda', cookie.to_s)
      assert_equal('/', cookie.path)

      assert_equal(keys.include?('expires') ? @expires : nil, cookie.expires)
      assert_equal(keys.include?('httponly'), cookie.httponly?)
    end
  end

  def test_new
    cookie = HTTP::Cookie.new('key', 'value')
    assert_equal 'key', cookie.name
    assert_equal 'value', cookie.value
    assert_equal nil, cookie.expires
    assert_raises(RuntimeError) {
      cookie.acceptable?
    }

    # Minimum unit for the expires attribute is second
    expires = Time.at((Time.now + 3600).to_i)

    cookie = HTTP::Cookie.new('key', 'value', :expires => expires.dup)
    assert_equal 'key', cookie.name
    assert_equal 'value', cookie.value
    assert_equal expires, cookie.expires
    assert_raises(RuntimeError) {
      cookie.acceptable?
    }

    # various keywords
    [
      ["Expires", /use downcased symbol/],
    ].each { |key, pattern|
      assert_warning(pattern, "warn of key: #{key.inspect}") {
        cookie = HTTP::Cookie.new(:value => 'value', :name => 'key', key => expires.dup)
        assert_equal 'key', cookie.name
        assert_equal 'value', cookie.value
        assert_equal expires, cookie.expires, "key: #{key.inspect}"
      }
    }
    [
      [:Expires,   /unknown attribute name/],
      [:expires?,  /unknown attribute name/],
      [[:expires], /invalid keyword/],
    ].each { |key, pattern|
      assert_warning(pattern, "warn of key: #{key.inspect}") {
        cookie = HTTP::Cookie.new(:value => 'value', :name => 'key', key => expires.dup)
        assert_equal 'key', cookie.name
        assert_equal 'value', cookie.value
        assert_equal nil, cookie.expires, "key: #{key.inspect}"
      }
    }

    cookie = HTTP::Cookie.new(:value => 'value', :name => 'key', :expires => expires.dup)
    assert_equal 'key', cookie.name
    assert_equal 'value', cookie.value
    assert_equal expires, cookie.expires
    assert_equal false, cookie.for_domain?
    assert_raises(RuntimeError) {
      # domain and path are missing
      cookie.acceptable?
    }

    cookie = HTTP::Cookie.new(:value => 'value', :name => 'key', :expires => expires.dup, :domain => '.example.com')
    assert_equal 'key', cookie.name
    assert_equal 'value', cookie.value
    assert_equal expires, cookie.expires
    assert_equal true, cookie.for_domain?
    assert_raises(RuntimeError) {
      # path is missing
      cookie.acceptable?
    }

    cookie = HTTP::Cookie.new(:value => 'value', :name => 'key', :expires => expires.dup, :domain => 'example.com', :for_domain => false)
    assert_equal 'key', cookie.name
    assert_equal 'value', cookie.value
    assert_equal expires, cookie.expires
    assert_equal false, cookie.for_domain?
    assert_raises(RuntimeError) {
      # path is missing
      cookie.acceptable?
    }

    cookie = HTTP::Cookie.new(:value => 'value', :name => 'key', :expires => expires.dup, :domain => 'example.org', :for_domain? => true)
    assert_equal 'key', cookie.name
    assert_equal 'value', cookie.value
    assert_equal expires, cookie.expires
    assert_equal 'example.org', cookie.domain
    assert_equal true, cookie.for_domain?
    assert_raises(RuntimeError) {
      # path is missing
      cookie.acceptable?
    }

    assert_raises(ArgumentError) { HTTP::Cookie.new() }
    assert_raises(ArgumentError) { HTTP::Cookie.new(:value => 'value') }
    assert_raises(ArgumentError) { HTTP::Cookie.new('', 'value') }
    assert_raises(ArgumentError) { HTTP::Cookie.new('key=key', 'value') }
    assert_raises(ArgumentError) { HTTP::Cookie.new("key\tkey", 'value') }
    assert_raises(ArgumentError) { HTTP::Cookie.new('key', 'value', 'something') }
    assert_raises(ArgumentError) { HTTP::Cookie.new('key', 'value', {}, 'something') }

    [
      HTTP::Cookie.new(:name => 'name'),
      HTTP::Cookie.new("key", nil, :for_domain => true),
      HTTP::Cookie.new("key", nil),
      HTTP::Cookie.new("key", :secure => true),
      HTTP::Cookie.new("key"),
    ].each { |cookie|
      assert_equal '', cookie.value
      assert_equal true, cookie.expired?
    }

    [
      HTTP::Cookie.new(:name => 'name', :max_age => 3600),
      HTTP::Cookie.new("key", nil, :expires => Time.now + 3600),
      HTTP::Cookie.new("key", :expires => Time.now + 3600),
      HTTP::Cookie.new("key", :expires => Time.now + 3600, :value => nil),
    ].each { |cookie|
      assert_equal '', cookie.value
      assert_equal false, cookie.expired?
    }
  end

  def cookie_values(options = {})
    {
      :name     => 'Foo',
      :value    => 'Bar',
      :path     => '/',
      :expires  => Time.now + (10 * 86400),
      :for_domain => true,
      :domain   => 'rubyforge.org',
      :origin   => 'http://rubyforge.org/'
   }.merge(options)
  end

  def test_bad_name
    [
      "a\tb", "a\vb", "a\rb", "a\nb", 'a b',
      "a\\b", 'a"b', # 'a:b', 'a/b', 'a[b]',
      'a=b', 'a,b', 'a;b',
    ].each { |name|
      assert_raises(ArgumentError) {
        HTTP::Cookie.new(cookie_values(:name => name))
      }
      cookie = HTTP::Cookie.new(cookie_values)
      assert_raises(ArgumentError) {
        cookie.name = name
      }
    }
  end

  def test_bad_value
    [
      "a\tb", "a\vb", "a\rb", "a\nb",
      "a\\b", 'a"b', # 'a:b', 'a/b', 'a[b]',
    ].each { |name|
      assert_raises(ArgumentError) {
        HTTP::Cookie.new(cookie_values(:name => name))
      }
      cookie = HTTP::Cookie.new(cookie_values)
      assert_raises(ArgumentError) {
        cookie.name = name
      }
    }
  end

  def test_compare
    time = Time.now
    cookies = [
      { :created_at => time + 1 },
      { :created_at => time - 1 },
      { :created_at => time },
      { :created_at => time, :path => '/foo/bar/' },
      { :created_at => time, :path => '/foo/' },
      { :created_at => time, :path => '/foo' },
    ].map { |attrs| HTTP::Cookie.new(cookie_values(attrs)) }

    assert_equal([3, 4, 5, 1, 2, 0], cookies.sort.map { |i|
        cookies.find_index { |j| j.equal?(i) }
      })
  end

  def test_expiration
    cookie = HTTP::Cookie.new(cookie_values)

    assert_equal false, cookie.expired?
    assert_equal true, cookie.expired?(cookie.expires + 1)
    assert_equal false, cookie.expired?(cookie.expires - 1)
    cookie.expire!
    assert_equal true, cookie.expired?
  end

  def test_max_age=
    cookie = HTTP::Cookie.new(cookie_values)
    expires = cookie.expires

    assert_raises(ArgumentError) {
      cookie.max_age = "+1"
    }
    # make sure #expires is not destroyed
    assert_equal expires, cookie.expires

    assert_raises(ArgumentError) {
      cookie.max_age = "1.5"
    }
    # make sure #expires is not destroyed
    assert_equal expires, cookie.expires

    assert_raises(ArgumentError) {
      cookie.max_age = "1 day"
    }
    # make sure #expires is not destroyed
    assert_equal expires, cookie.expires

    assert_raises(TypeError) {
      cookie.max_age = [1]
    }
    # make sure #expires is not destroyed
    assert_equal expires, cookie.expires

    cookie.max_age = "12"
    assert_equal 12, cookie.max_age

    cookie.max_age = -3
    assert_equal -3, cookie.max_age
  end

  def test_session
    cookie = HTTP::Cookie.new(cookie_values)

    assert_equal false, cookie.session?
    assert_equal nil, cookie.max_age

    cookie.expires = nil
    assert_equal true, cookie.session?
    assert_equal nil, cookie.max_age

    cookie.expires = Time.now + 3600
    assert_equal false, cookie.session?
    assert_equal nil, cookie.max_age

    cookie.max_age = 3600
    assert_equal false, cookie.session?
    assert_equal cookie.created_at + 3600, cookie.expires

    cookie.max_age = nil
    assert_equal true, cookie.session?
    assert_equal nil, cookie.expires
  end

  def test_equal
    assert_not_equal(HTTP::Cookie.new(cookie_values),
      HTTP::Cookie.new(cookie_values(:value => 'bar')))
  end

  def test_new_tld_domain
    url = URI 'http://rubyforge.org/'

    tld_cookie1 = HTTP::Cookie.new(cookie_values(:domain => 'org', :origin => url))
    assert_equal false, tld_cookie1.for_domain?
    assert_equal 'org', tld_cookie1.domain
    assert_equal false, tld_cookie1.acceptable?

    tld_cookie2 = HTTP::Cookie.new(cookie_values(:domain => '.org', :origin => url))
    assert_equal false, tld_cookie1.for_domain?
    assert_equal 'org', tld_cookie2.domain
    assert_equal false, tld_cookie2.acceptable?
  end

  def test_new_tld_domain_from_tld
    url = URI 'http://org/'

    tld_cookie1 = HTTP::Cookie.new(cookie_values(:domain => 'org', :origin => url))
    assert_equal false, tld_cookie1.for_domain?
    assert_equal 'org', tld_cookie1.domain
    assert_equal true, tld_cookie1.acceptable?

    tld_cookie2 = HTTP::Cookie.new(cookie_values(:domain => '.org', :origin => url))
    assert_equal false, tld_cookie1.for_domain?
    assert_equal 'org', tld_cookie2.domain
    assert_equal true, tld_cookie2.acceptable?
  end

  def test_fall_back_rules_for_local_domains
    url = URI 'http://www.example.local'

    tld_cookie = HTTP::Cookie.new(cookie_values(:domain => '.local', :origin => url))
    assert_equal false, tld_cookie.acceptable?

    sld_cookie = HTTP::Cookie.new(cookie_values(:domain => '.example.local', :origin => url))
    assert_equal true, sld_cookie.acceptable?
  end

  def test_new_rejects_cookies_with_ipv4_address_subdomain
    url = URI 'http://192.168.0.1/'

    cookie = HTTP::Cookie.new(cookie_values(:domain => '.0.1', :origin => url))
    assert_equal false, cookie.acceptable?
  end

  def test_value
    cookie = HTTP::Cookie.new('name', 'value')
    assert_equal 'value', cookie.value

    cookie.value = 'new value'
    assert_equal 'new value', cookie.value

    assert_raises(ArgumentError) { cookie.value = "a\tb" }
    assert_raises(ArgumentError) { cookie.value = "a\nb" }

    assert_equal false, cookie.expired?
    cookie.value = nil
    assert_equal '', cookie.value
    assert_equal true, cookie.expired?
  end

  def test_path
    uri = URI.parse('http://example.com/foo/bar')

    assert_equal '/foo/bar', uri.path

    cookie_str = 'a=b'
    cookie = HTTP::Cookie.parse(cookie_str, uri).first
    assert '/foo/', cookie.path

    cookie_str = 'a=b; path=/foo'
    cookie = HTTP::Cookie.parse(cookie_str, uri).first
    assert '/foo', cookie.path

    uri = URI.parse('http://example.com')

    assert_equal '', uri.path

    cookie_str = 'a=b'
    cookie = HTTP::Cookie.parse(cookie_str, uri).first
    assert '/', cookie.path

    cookie_str = 'a=b; path=/foo'
    cookie = HTTP::Cookie.parse(cookie_str, uri).first
    assert '/foo', cookie.path
  end

  def test_domain_nil
    cookie = HTTP::Cookie.new('a', 'b')
    assert_raises(RuntimeError) {
      cookie.valid_for_uri?('http://example.com/')
    }
  end

  def test_domain=
    url = URI.parse('http://host.dom.example.com:8080/')

    cookie_str = 'a=b; domain=Example.Com'
    cookie = HTTP::Cookie.parse(cookie_str, url).first
    assert 'example.com', cookie.domain

    cookie.domain = DomainName(url.host)
    assert 'host.dom.example.com', cookie.domain

    cookie.domain = 'Dom.example.com'
    assert 'dom.example.com', cookie.domain

    cookie.domain = Object.new.tap { |o|
      def o.to_str
        'Example.com'
      end
    }
    assert 'example.com', cookie.domain

    url = URI 'http://rubyforge.org/'

    [nil, '', '.'].each { |d|
      cookie = HTTP::Cookie.new('Foo', 'Bar', :path => '/')
      cookie.domain = d
      assert_equal nil, cookie.domain, "domain=#{d.inspect}"
      assert_equal nil, cookie.domain_name, "domain=#{d.inspect}"
      assert_raises(RuntimeError) {
        cookie.acceptable?
      }

      cookie = HTTP::Cookie.new('Foo', 'Bar', :path => '/')
      cookie.origin = url
      cookie.domain = d
      assert_equal url.host, cookie.domain, "domain=#{d.inspect}"
      assert_equal true, cookie.acceptable?, "domain=#{d.inspect}"
    }
  end

  def test_origin=
    url = URI.parse('http://example.com/path/')

    cookie = HTTP::Cookie.new('a', 'b')
    assert_raises(ArgumentError) {
      cookie.origin = 123
    }
    cookie.origin = url
    assert_equal '/path/', cookie.path
    assert_equal 'example.com', cookie.domain
    assert_equal false, cookie.for_domain
    assert_raises(ArgumentError) {
      # cannot change the origin once set
      cookie.origin = URI.parse('http://www.example.com/')
    }

    cookie = HTTP::Cookie.new('a', 'b', :domain => '.example.com', :path => '/')
    cookie.origin = url
    assert_equal '/', cookie.path
    assert_equal 'example.com', cookie.domain
    assert_equal true, cookie.for_domain
    assert_raises(ArgumentError) {
      # cannot change the origin once set
      cookie.origin = URI.parse('http://www.example.com/')
    }

    cookie = HTTP::Cookie.new('a', 'b', :domain => '.example.com')
    cookie.origin = URI.parse('http://example.org/')
    assert_equal false, cookie.acceptable?

    cookie = HTTP::Cookie.new('a', 'b', :domain => '.example.com')
    cookie.origin = 'file:///tmp/test.html'
    assert_equal nil, cookie.path

    cookie = HTTP::Cookie.new('a', 'b', :domain => '.example.com', :path => '/')
    cookie.origin = 'file:///tmp/test.html'
    assert_equal false, cookie.acceptable?
  end

  def test_acceptable_from_uri?
    cookie = HTTP::Cookie.new(cookie_values(
        :domain => 'uk',
        :for_domain => true,
        :origin => nil))
    assert_equal false, cookie.for_domain?
    assert_equal true, cookie.acceptable_from_uri?('http://uk/')
    assert_equal false, cookie.acceptable_from_uri?('http://foo.uk/')
  end

  def test_valid_for_uri?
    {
      HTTP::Cookie.parse('a1=b',
        'http://example.com/dir/file.html').first => {
        true => [
          'http://example.com/dir/',
          'http://example.com/dir/test.html',
          'https://example.com/dir/',
          'https://example.com/dir/test.html',
        ],
        false => [
          'file:///dir/test.html',
          'http://example.com/dir',
          'http://example.com/dir2/test.html',
          'http://www.example.com/dir/test.html',
          'http://www.example.com/dir2/test.html',
          'https://example.com/dir',
          'https://example.com/dir2/test.html',
          'https://www.example.com/dir/test.html',
          'https://www.example.com/dir2/test.html',
        ]
      },
      HTTP::Cookie.parse('a2=b; path=/dir2/',
        'http://example.com/dir/file.html').first => {
        true => [
          'http://example.com/dir2/',
          'http://example.com/dir2/test.html',
          'https://example.com/dir2/',
          'https://example.com/dir2/test.html',
        ],
        false => [
          'file:///dir/test.html',
          'http://example.com/dir/test.html',
          'http://www.example.com/dir/test.html',
          'http://www.example.com/dir2',
          'http://www.example.com/dir2/test.html',
          'https://example.com/dir/test.html',
          'https://www.example.com/dir/test.html',
          'https://www.example.com/dir2',
          'https://www.example.com/dir2/test.html',
        ]
      },
      HTTP::Cookie.parse('a4=b; domain=example.com; path=/dir2/',
        URI('http://example.com/dir/file.html')).first => {
        true => [
          'https://example.com/dir2/test.html',
          'http://example.com/dir2/test.html',
          'https://www.example.com/dir2/test.html',
          'http://www.example.com/dir2/test.html',
        ],
        false => [
          'https://example.com/dir/test.html',
          'http://example.com/dir/test.html',
          'https://www.example.com/dir/test.html',
          'http://www.example.com/dir/test.html',
          'file:///dir2/test.html',
        ]
      },
      HTTP::Cookie.parse('a4=b; secure',
        URI('https://example.com/dir/file.html')).first => {
        true => [
          'https://example.com/dir/test.html',
        ],
        false => [
          'http://example.com/dir/test.html',
          'https://example.com/dir2/test.html',
          'http://example.com/dir2/test.html',
          'file:///dir2/test.html',
        ]
      },
      HTTP::Cookie.parse('a5=b',
        URI('https://example.com/')).first => {
        true => [
          'https://example.com',
        ],
        false => [
          'file:///',
        ]
      },
      HTTP::Cookie.parse('a6=b; path=/dir',
        'http://example.com/dir/file.html').first => {
        true => [
          'http://example.com/dir',
          'http://example.com/dir/',
          'http://example.com/dir/test.html',
          'https://example.com/dir',
          'https://example.com/dir/',
          'https://example.com/dir/test.html',
        ],
        false => [
          'file:///dir/test.html',
          'http://example.com/dir2',
          'http://example.com/dir2/test.html',
          'http://www.example.com/dir/test.html',
          'http://www.example.com/dir2/test.html',
          'https://example.com/dir2',
          'https://example.com/dir2/test.html',
          'https://www.example.com/dir/test.html',
          'https://www.example.com/dir2/test.html',
        ]
      },
    }.each { |cookie, hash|
      hash.each { |expected, urls|
        urls.each { |url|
          assert_equal expected, cookie.valid_for_uri?(url), '%s: %s' % [cookie.name, url]
          assert_equal expected, cookie.valid_for_uri?(URI(url)), "%s: URI(%s)" % [cookie.name, url]
        }
      }
    }
  end

  def test_yaml_expires
    require 'yaml'
    cookie = HTTP::Cookie.new(cookie_values)

    assert_equal false, cookie.session?
    assert_equal nil, cookie.max_age

    ycookie = YAML.load(cookie.to_yaml)
    assert_equal false, ycookie.session?
    assert_equal nil, ycookie.max_age
    assert_in_delta cookie.expires, ycookie.expires, 1

    cookie.expires = nil
    ycookie = YAML.load(cookie.to_yaml)
    assert_equal true, ycookie.session?
    assert_equal nil, ycookie.max_age

    cookie.expires = Time.now + 3600
    ycookie = YAML.load(cookie.to_yaml)
    assert_equal false, ycookie.session?
    assert_equal nil, ycookie.max_age
    assert_in_delta cookie.expires, ycookie.expires, 1

    cookie.max_age = 3600
    ycookie = YAML.load(cookie.to_yaml)
    assert_equal false, ycookie.session?
    assert_in_delta cookie.created_at + 3600, ycookie.expires, 1

    cookie.max_age = nil
    ycookie = YAML.load(cookie.to_yaml)
    assert_equal true, ycookie.session?
    assert_equal nil, ycookie.expires
  end

  def test_s_path_match?
    assert_equal true,  HTTP::Cookie.path_match?('/admin/', '/admin/index')
    assert_equal false, HTTP::Cookie.path_match?('/admin/', '/Admin/index')
    assert_equal true,  HTTP::Cookie.path_match?('/admin/', '/admin/')
    assert_equal false, HTTP::Cookie.path_match?('/admin/', '/admin')

    assert_equal true,  HTTP::Cookie.path_match?('/admin', '/admin')
    assert_equal false, HTTP::Cookie.path_match?('/admin', '/Admin')
    assert_equal false, HTTP::Cookie.path_match?('/admin', '/admins')
    assert_equal true,  HTTP::Cookie.path_match?('/admin', '/admin/')
    assert_equal true,  HTTP::Cookie.path_match?('/admin', '/admin/index')
  end
end