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# frozen_string_literal: false
require 'test/unit'
require 'cgi'
require 'stringio'
require_relative 'update_env'
class CGIUtilTest < Test::Unit::TestCase
include CGI::Util
include UpdateEnv
def setup
@environ = {}
update_env(
'REQUEST_METHOD' => 'GET',
'SCRIPT_NAME' => nil,
)
@str1="&<>\" \xE3\x82\x86\xE3\x82\x93\xE3\x82\x86\xE3\x82\x93"
@str1.force_encoding("UTF-8") if defined?(::Encoding)
end
def teardown
ENV.update(@environ)
end
def test_cgi_escape
assert_equal('%26%3C%3E%22+%E3%82%86%E3%82%93%E3%82%86%E3%82%93', CGI::escape(@str1))
assert_equal('%26%3C%3E%22+%E3%82%86%E3%82%93%E3%82%86%E3%82%93'.ascii_only?, CGI::escape(@str1).ascii_only?) if defined?(::Encoding)
end
def test_cgi_escape_with_invalid_byte_sequence
assert_nothing_raised(ArgumentError) do
assert_equal('%C0%3C%3C', CGI::escape("\xC0\<\<".force_encoding("UTF-8")))
end
end
def test_cgi_escape_preserve_encoding
assert_equal(Encoding::US_ASCII, CGI::escape("\xC0\<\<".force_encoding("US-ASCII")).encoding)
assert_equal(Encoding::ASCII_8BIT, CGI::escape("\xC0\<\<".force_encoding("ASCII-8BIT")).encoding)
assert_equal(Encoding::UTF_8, CGI::escape("\xC0\<\<".force_encoding("UTF-8")).encoding)
end
def test_cgi_unescape
assert_equal(@str1, CGI::unescape('%26%3C%3E%22+%E3%82%86%E3%82%93%E3%82%86%E3%82%93'))
assert_equal(@str1.encoding, CGI::unescape('%26%3C%3E%22+%E3%82%86%E3%82%93%E3%82%86%E3%82%93').encoding) if defined?(::Encoding)
assert_equal("\u{30E1 30E2 30EA 691C 7D22}", CGI.unescape("\u{30E1 30E2 30EA}%E6%A4%9C%E7%B4%A2"))
end
def test_cgi_unescape_preserve_encoding
assert_equal(Encoding::US_ASCII, CGI::unescape("%C0%3C%3C".force_encoding("US-ASCII")).encoding)
assert_equal(Encoding::ASCII_8BIT, CGI::unescape("%C0%3C%3C".force_encoding("ASCII-8BIT")).encoding)
assert_equal(Encoding::UTF_8, CGI::unescape("%C0%3C%3C".force_encoding("UTF-8")).encoding)
end
def test_cgi_pretty
assert_equal("<HTML>\n <BODY>\n </BODY>\n</HTML>\n",CGI::pretty("<HTML><BODY></BODY></HTML>"))
assert_equal("<HTML>\n\t<BODY>\n\t</BODY>\n</HTML>\n",CGI::pretty("<HTML><BODY></BODY></HTML>","\t"))
end
def test_cgi_escapeHTML
assert_equal("'&"><", CGI::escapeHTML("'&\"><"))
end
def test_cgi_escape_html_duplicated
orig = "Ruby".force_encoding("US-ASCII")
str = CGI::escapeHTML(orig)
assert_equal(orig, str)
assert_not_same(orig, str)
end
def assert_cgi_escape_html_preserve_encoding(str, encoding)
assert_equal(encoding, CGI::escapeHTML(str.dup.force_encoding(encoding)).encoding)
end
def test_cgi_escape_html_preserve_encoding
Encoding.list do |enc|
assert_cgi_escape_html_preserve_encoding("'&\"><", enc)
assert_cgi_escape_html_preserve_encoding("Ruby", enc)
end
end
def test_cgi_escape_html_preserve_tainted
assert_not_predicate CGI::escapeHTML("'&\"><"), :tainted?
assert_predicate CGI::escapeHTML("'&\"><".taint), :tainted?
assert_not_predicate CGI::escapeHTML("Ruby"), :tainted?
assert_predicate CGI::escapeHTML("Ruby".taint), :tainted?
end
def test_cgi_escape_html_dont_freeze
assert_not_predicate CGI::escapeHTML("'&\"><".dup), :frozen?
assert_not_predicate CGI::escapeHTML("'&\"><".freeze), :frozen?
assert_not_predicate CGI::escapeHTML("Ruby".dup), :frozen?
assert_not_predicate CGI::escapeHTML("Ruby".freeze), :frozen?
end
def test_cgi_unescapeHTML
assert_equal("'&\"><", CGI::unescapeHTML("'&"><"))
end
def test_cgi_unescapeHTML_uppercasecharacter
assert_equal("\xE3\x81\x82\xE3\x81\x84\xE3\x81\x86", CGI::unescapeHTML("あいう"))
end
def test_cgi_include_escape
assert_equal('%26%3C%3E%22+%E3%82%86%E3%82%93%E3%82%86%E3%82%93', escape(@str1))
end
def test_cgi_include_escapeHTML
assert_equal("'&"><", escapeHTML("'&\"><"))
end
def test_cgi_include_h
assert_equal("'&"><", h("'&\"><"))
end
def test_cgi_include_unescape
assert_equal(@str1, unescape('%26%3C%3E%22+%E3%82%86%E3%82%93%E3%82%86%E3%82%93'))
assert_equal(@str1.encoding, unescape('%26%3C%3E%22+%E3%82%86%E3%82%93%E3%82%86%E3%82%93').encoding) if defined?(::Encoding)
assert_equal("\u{30E1 30E2 30EA 691C 7D22}", unescape("\u{30E1 30E2 30EA}%E6%A4%9C%E7%B4%A2"))
end
def test_cgi_include_unescapeHTML
assert_equal("'&\"><", unescapeHTML("'&"><"))
end
def test_cgi_escapeElement
assert_equal("<BR><A HREF="url"></A>", escapeElement('<BR><A HREF="url"></A>', "A", "IMG"))
assert_equal("<BR><A HREF="url"></A>", escapeElement('<BR><A HREF="url"></A>', ["A", "IMG"]))
assert_equal("<BR><A HREF="url"></A>", escape_element('<BR><A HREF="url"></A>', "A", "IMG"))
assert_equal("<BR><A HREF="url"></A>", escape_element('<BR><A HREF="url"></A>', ["A", "IMG"]))
end
def test_cgi_unescapeElement
assert_equal('<BR><A HREF="url"></A>', unescapeElement(escapeHTML('<BR><A HREF="url"></A>'), "A", "IMG"))
assert_equal('<BR><A HREF="url"></A>', unescapeElement(escapeHTML('<BR><A HREF="url"></A>'), ["A", "IMG"]))
assert_equal('<BR><A HREF="url"></A>', unescape_element(escapeHTML('<BR><A HREF="url"></A>'), "A", "IMG"))
assert_equal('<BR><A HREF="url"></A>', unescape_element(escapeHTML('<BR><A HREF="url"></A>'), ["A", "IMG"]))
end
end
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