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require 'test/unit'
require 'tempfile'
require_relative 'envutil'
class TestRequire < Test::Unit::TestCase
def test_require_invalid_shared_object
t = Tempfile.new(["test_ruby_test_require", ".so"])
t.puts "dummy"
t.close
assert_in_out_err([], <<-INPUT, %w(:ok), [])
begin
require \"#{ t.path }\"
rescue LoadError
p :ok
end
INPUT
end
def test_require_too_long_filename
assert_in_out_err([], <<-INPUT, %w(:ok), [])
begin
require '#{ "foo/" * 10000 }foo'
rescue LoadError
p :ok
end
INPUT
begin
assert_in_out_err(["-S", "foo/" * 10000 + "foo"], "") do |r, e|
assert_equal([], r)
assert_operator(2, :<=, e.size)
assert_equal("openpath: pathname too long (ignored)", e.first)
assert_match(/\(LoadError\)/, e.last)
end
rescue Errno::EINVAL
# too long commandline may be blocked by OS.
end
end
def test_require_path_home
env_rubypath, env_home = ENV["RUBYPATH"], ENV["HOME"]
ENV["RUBYPATH"] = "~"
ENV["HOME"] = "/foo" * 10000
assert_in_out_err(%w(-S test_ruby_test_require), "", [], /^.+$/)
ENV["RUBYPATH"] = "~" + "/foo" * 10000
ENV["HOME"] = "/foo"
assert_in_out_err(%w(-S test_ruby_test_require), "", [], /^.+$/)
t = Tempfile.new(["test_ruby_test_require", ".rb"])
t.puts "p :ok"
t.close
ENV["RUBYPATH"] = "~"
ENV["HOME"], name = File.split(t.path)
assert_in_out_err(["-S", name], "", %w(:ok), [])
ensure
env_rubypath ? ENV["RUBYPATH"] = env_rubypath : ENV.delete("RUBYPATH")
env_home ? ENV["HOME"] = env_home : ENV.delete("HOME")
end
def test_define_class
begin
require "socket"
rescue LoadError
return
end
assert_in_out_err([], <<-INPUT, %w(:ok), [])
BasicSocket = 1
begin
require 'socket'
p :ng
rescue TypeError
p :ok
end
INPUT
assert_in_out_err([], <<-INPUT, %w(:ok), [])
class BasicSocket; end
begin
require 'socket'
p :ng
rescue NameError
p :ok
end
INPUT
assert_in_out_err([], <<-INPUT, %w(:ok), [])
class BasicSocket < IO; end
begin
require 'socket'
p :ok
rescue Exception
p :ng
end
INPUT
end
def test_define_class_under
begin
require "zlib"
rescue LoadError
return
end
assert_in_out_err([], <<-INPUT, %w(:ok), [])
module Zlib; end
Zlib::Error = 1
begin
require 'zlib'
p :ng
rescue TypeError
p :ok
end
INPUT
assert_in_out_err([], <<-INPUT, %w(:ok), [])
module Zlib; end
class Zlib::Error; end
begin
require 'zlib'
p :ng
rescue NameError
p :ok
end
INPUT
assert_in_out_err([], <<-INPUT, %w(:ok), [])
module Zlib; end
class Zlib::Error < StandardError; end
begin
require 'zlib'
p :ok
rescue Exception
p :ng
end
INPUT
end
def test_define_module
begin
require "zlib"
rescue LoadError
return
end
assert_in_out_err([], <<-INPUT, %w(:ok), [])
Zlib = 1
begin
require 'zlib'
p :ng
rescue TypeError
p :ok
end
INPUT
end
def test_define_module_under
begin
require "socket"
rescue LoadError
return
end
assert_in_out_err([], <<-INPUT, %w(:ok), [])
class BasicSocket < IO; end
class Socket < BasicSocket; end
Socket::Constants = 1
begin
require 'socket'
p :ng
rescue TypeError
p :ok
end
INPUT
end
def test_load
t = Tempfile.new(["test_ruby_test_require", ".rb"])
t.puts "module Foo; end"
t.puts "at_exit { p :wrap_end }"
t.puts "at_exit { raise 'error in at_exit test' }"
t.puts "p :ok"
t.close
assert_in_out_err([], <<-INPUT, %w(:ok :end :wrap_end), /error in at_exit test/)
load(#{ t.path.dump }, true)
GC.start
p :end
INPUT
assert_raise(ArgumentError) { at_exit }
end
def test_tainted_loadpath
t = Tempfile.new(["test_ruby_test_require", ".rb"])
abs_dir, file = File.dirname(t.path), File.basename(t.path)
abs_dir = File.expand_path(abs_dir).untaint
assert_in_out_err([], <<-INPUT, %w(:ok), [])
abs_dir = "#{ abs_dir }"
$: << abs_dir
require "#{ file }"
p :ok
INPUT
assert_in_out_err([], <<-INPUT, %w(:ok), [])
abs_dir = "#{ abs_dir }"
$: << abs_dir.taint
require "#{ file }"
p :ok
INPUT
assert_in_out_err([], <<-INPUT, %w(:ok), [])
abs_dir = "#{ abs_dir }"
$: << abs_dir.taint
$SAFE = 1
begin
require "#{ file }"
rescue SecurityError
p :ok
end
INPUT
assert_in_out_err([], <<-INPUT, %w(:ok), [])
abs_dir = "#{ abs_dir }"
$: << abs_dir.taint
$SAFE = 1
begin
require "#{ file }"
rescue SecurityError
p :ok
end
INPUT
assert_in_out_err([], <<-INPUT, %w(:ok), [])
abs_dir = "#{ abs_dir }"
$: << abs_dir << 'elsewhere'.taint
require "#{ file }"
p :ok
INPUT
end
end
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