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# frozen_string_literal: true
require 'test/unit'
require 'cgi'
require 'time'
require_relative 'update_env'
class CGIHeaderTest < Test::Unit::TestCase
include UpdateEnv
def setup
@environ = {}
update_env(
'SERVER_PROTOCOL' => 'HTTP/1.1',
'REQUEST_METHOD' => 'GET',
'SERVER_SOFTWARE' => 'Apache 2.2.0',
)
end
def teardown
ENV.update(@environ)
end
def test_cgi_http_header_simple
cgi = CGI.new
## default content type
expected = "Content-Type: text/html\r\n\r\n"
actual = cgi.http_header
assert_equal(expected, actual)
## content type specified as string
expected = "Content-Type: text/xhtml; charset=utf8\r\n\r\n"
actual = cgi.http_header('text/xhtml; charset=utf8')
assert_equal(expected, actual)
## content type specified as hash
expected = "Content-Type: image/png\r\n\r\n"
actual = cgi.http_header('type'=>'image/png')
assert_equal(expected, actual)
## charset specified
expected = "Content-Type: text/html; charset=utf8\r\n\r\n"
actual = cgi.http_header('charset'=>'utf8')
assert_equal(expected, actual)
end
def test_cgi_http_header_complex
cgi = CGI.new
options = {
'type' => 'text/xhtml',
'charset' => 'utf8',
'status' => 'REDIRECT',
'server' => 'webrick',
'connection' => 'close',
'length' => 123,
'language' => 'ja',
'expires' => Time.gm(2000, 1, 23, 12, 34, 56),
'location' => 'http://www.ruby-lang.org/',
}
expected = "Status: 302 Found\r\n".dup
expected << "Server: webrick\r\n"
expected << "Connection: close\r\n"
expected << "Content-Type: text/xhtml; charset=utf8\r\n"
expected << "Content-Length: 123\r\n"
expected << "Content-Language: ja\r\n"
expected << "Expires: Sun, 23 Jan 2000 12:34:56 GMT\r\n"
expected << "location: http://www.ruby-lang.org/\r\n"
expected << "\r\n"
actual = cgi.http_header(options)
assert_equal(expected, actual)
end
def test_cgi_http_header_argerr
cgi = CGI.new
expected = ArgumentError
assert_raise(expected) do
cgi.http_header(nil)
end
end
def test_cgi_http_header_cookie
cgi = CGI.new
cookie1 = CGI::Cookie.new('name1', 'abc', '123')
cookie2 = CGI::Cookie.new('name'=>'name2', 'value'=>'value2', 'secure'=>true)
ctype = "Content-Type: text/html\r\n"
sep = "\r\n"
c1 = "Set-Cookie: name1=abc&123; path=\r\n"
c2 = "Set-Cookie: name2=value2; path=; secure\r\n"
## CGI::Cookie object
actual = cgi.http_header('cookie'=>cookie1)
expected = ctype + c1 + sep
assert_equal(expected, actual)
## String
actual = cgi.http_header('cookie'=>cookie2.to_s)
expected = ctype + c2 + sep
assert_equal(expected, actual)
## Array
actual = cgi.http_header('cookie'=>[cookie1, cookie2])
expected = ctype + c1 + c2 + sep
assert_equal(expected, actual)
## Hash
actual = cgi.http_header('cookie'=>{'name1'=>cookie1, 'name2'=>cookie2})
expected = ctype + c1 + c2 + sep
assert_equal(expected, actual)
end
def test_cgi_http_header_output_cookies
cgi = CGI.new
## output cookies
cookies = [ CGI::Cookie.new('name1', 'abc', '123'),
CGI::Cookie.new('name'=>'name2', 'value'=>'value2', 'secure'=>true),
]
cgi.instance_variable_set('@output_cookies', cookies)
expected = "Content-Type: text/html; charset=utf8\r\n".dup
expected << "Set-Cookie: name1=abc&123; path=\r\n"
expected << "Set-Cookie: name2=value2; path=; secure\r\n"
expected << "\r\n"
## header when string
actual = cgi.http_header('text/html; charset=utf8')
assert_equal(expected, actual)
## _header_for_string
actual = cgi.http_header('type'=>'text/html', 'charset'=>'utf8')
assert_equal(expected, actual)
end
def test_cgi_http_header_nph
time_start = Time.now.to_i
cgi = CGI.new
## 'nph' is true
ENV['SERVER_SOFTWARE'] = 'Apache 2.2.0'
actual1 = cgi.http_header('nph'=>true)
## when old IIS, NPH-mode is forced
ENV['SERVER_SOFTWARE'] = 'IIS/4.0'
actual2 = cgi.http_header
actual3 = cgi.http_header('status'=>'REDIRECT', 'location'=>'http://www.example.com/')
## newer IIS doesn't require NPH-mode ## [ruby-dev:30537]
ENV['SERVER_SOFTWARE'] = 'IIS/5.0'
actual4 = cgi.http_header
actual5 = cgi.http_header('status'=>'REDIRECT', 'location'=>'http://www.example.com/')
time_end = Time.now.to_i
date = /^Date: ([A-Z][a-z]{2}, \d{2} [A-Z][a-z]{2} \d{4} \d\d:\d\d:\d\d GMT)\r\n/
[actual1, actual2, actual3].each do |actual|
assert_match(date, actual)
assert_include(time_start..time_end, date =~ actual && Time.parse($1).to_i)
actual.sub!(date, "Date: DATE_IS_REMOVED\r\n")
end
## assertion
expected = "HTTP/1.1 200 OK\r\n".dup
expected << "Date: DATE_IS_REMOVED\r\n"
expected << "Server: Apache 2.2.0\r\n"
expected << "Connection: close\r\n"
expected << "Content-Type: text/html\r\n"
expected << "\r\n"
assert_equal(expected, actual1)
expected.sub!(/^Server: .*?\r\n/, "Server: IIS/4.0\r\n")
assert_equal(expected, actual2)
expected.sub!(/^HTTP\/1.1 200 OK\r\n/, "HTTP/1.1 302 Found\r\n")
expected.sub!(/\r\n\r\n/, "\r\nlocation: http://www.example.com/\r\n\r\n")
assert_equal(expected, actual3)
expected = "Content-Type: text/html\r\n".dup
expected << "\r\n"
assert_equal(expected, actual4)
expected = "Status: 302 Found\r\n".dup
expected << "Content-Type: text/html\r\n"
expected << "location: http://www.example.com/\r\n"
expected << "\r\n"
assert_equal(expected, actual5)
ensure
ENV.delete('SERVER_SOFTWARE')
end
def test_cgi_http_header_crlf_injection
cgi = CGI.new
assert_raise(RuntimeError) { cgi.http_header("text/xhtml\r\nBOO") }
assert_raise(RuntimeError) { cgi.http_header("type" => "text/xhtml\r\nBOO") }
assert_raise(RuntimeError) { cgi.http_header("status" => "200 OK\r\nBOO") }
assert_raise(RuntimeError) { cgi.http_header("location" => "text/xhtml\r\nBOO") }
end
instance_methods.each do |method|
private method if method =~ /^test_(.*)/ && $1 != ENV['TEST']
end if ENV['TEST']
end
|
