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require 'test/unit'
require 'tempfile'
require_relative 'envutil'
require 'tmpdir'
class TestRequire < Test::Unit::TestCase
def test_load_error_path
filename = "should_not_exist"
error = assert_raise(LoadError) do
require filename
end
assert_equal filename, error.path
end
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(["RUBYOPT"=>nil], <<-INPUT, %w(:ok), [])
begin
require '#{ "foo/" * 10000 }foo'
rescue LoadError
p :ok
end
INPUT
begin
assert_in_out_err(["-S", "-w", "foo/" * 1024 + "foo"], "") do |r, e|
assert_equal([], r)
assert_operator(2, :<=, e.size)
assert_match(/warning: 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_nonascii
bug3758 = '[ruby-core:31915]'
["\u{221e}", "\x82\xa0".force_encoding("cp932")].each do |path|
e = assert_raise(LoadError, bug3758) {require path}
assert_match(/#{path}\z/, e.message, bug3758)
end
end
def test_require_path_home_1
env_rubypath, env_home = ENV["RUBYPATH"], ENV["HOME"]
pathname_too_long = /pathname too long \(ignored\).*\(LoadError\)/m
ENV["RUBYPATH"] = "~"
ENV["HOME"] = "/foo" * 1024
assert_in_out_err(%w(-S -w test_ruby_test_require), "", [], pathname_too_long)
ensure
env_rubypath ? ENV["RUBYPATH"] = env_rubypath : ENV.delete("RUBYPATH")
env_home ? ENV["HOME"] = env_home : ENV.delete("HOME")
end
def test_require_path_home_2
env_rubypath, env_home = ENV["RUBYPATH"], ENV["HOME"]
pathname_too_long = /pathname too long \(ignored\).*\(LoadError\)/m
ENV["RUBYPATH"] = "~" + "/foo" * 1024
ENV["HOME"] = "/foo"
assert_in_out_err(%w(-S -w test_ruby_test_require), "", [], pathname_too_long)
ensure
env_rubypath ? ENV["RUBYPATH"] = env_rubypath : ENV.delete("RUBYPATH")
env_home ? ENV["HOME"] = env_home : ENV.delete("HOME")
end
def test_require_path_home_3
env_rubypath, env_home = ENV["RUBYPATH"], ENV["HOME"]
t = Tempfile.new(["test_ruby_test_require", ".rb"])
t.puts "p :ok"
t.close
ENV["RUBYPATH"] = "~"
ENV["HOME"] = t.path
assert_in_out_err(%w(-S test_ruby_test_require), "", [], /\(LoadError\)/)
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_require_with_unc
assert(system(File.expand_path(EnvUtil.rubybin).sub(/\A(\w):/, '//127.0.0.1/\1$/'), "-rabbrev", "-e0"))
end if /mswin|mingw/ =~ RUBY_PLATFORM
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 TypeError
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_load2 # [ruby-core:25039]
t = Tempfile.new(["test_ruby_test_require", ".rb"])
t.puts "Hello = 'hello'"
t.puts "class Foo"
t.puts " p Hello"
t.puts "end"
t.close
assert_in_out_err([], <<-INPUT, %w("hello"), [])
load(#{ t.path.dump }, true)
INPUT
end
def test_tainted_loadpath
t = Tempfile.new(["test_ruby_test_require", ".rb"])
abs_dir, file = File.split(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
def test_relative
load_path = $:.dup
$:.delete(".")
Dir.mktmpdir do |tmp|
Dir.chdir(tmp) do
Dir.mkdir('x')
File.open('x/t.rb', 'wb') {}
File.open('x/a.rb', 'wb') {|f| f.puts("require_relative('t.rb')")}
assert require('./x/t.rb')
assert !require(File.expand_path('x/t.rb'))
assert_nothing_raised(LoadError) {require('./x/a.rb')}
assert_raise(LoadError) {require('x/t.rb')}
File.unlink(*Dir.glob('x/*'))
Dir.rmdir("#{tmp}/x")
$:.replace(load_path)
load_path = nil
assert(!require('tmpdir'))
end
end
ensure
$:.replace(load_path) if load_path
end
def test_relative_symlink
Dir.mktmpdir {|tmp|
Dir.chdir(tmp) {
Dir.mkdir "a"
Dir.mkdir "b"
File.open("a/lib.rb", "w") {|f| f.puts 'puts "a/lib.rb"' }
File.open("b/lib.rb", "w") {|f| f.puts 'puts "b/lib.rb"' }
File.open("a/tst.rb", "w") {|f| f.puts 'require_relative "lib"' }
begin
File.symlink("../a/tst.rb", "b/tst.rb")
result = IO.popen([EnvUtil.rubybin, "b/tst.rb"]).read
assert_equal("a/lib.rb\n", result, "[ruby-dev:40040]")
rescue NotImplementedError
skip "File.symlink is not implemented"
end
}
}
end
def test_frozen_loaded_features
bug3756 = '[ruby-core:31913]'
assert_in_out_err(['-e', '$LOADED_FEATURES.freeze; require "ostruct"'], "",
[], /\$LOADED_FEATURES is frozen; cannot append feature \(RuntimeError\)$/,
bug3756)
end
def test_race_exception
bug5754 = '[ruby-core:41618]'
tmp = Tempfile.new(%w"bug5754 .rb")
path = tmp.path
tmp.print %{\
th = Thread.current
t = th[:t]
scratch = th[:scratch]
if scratch.empty?
scratch << :pre
Thread.pass until t.stop?
raise RuntimeError
else
scratch << :post
end
}
tmp.close
start = false
scratch = []
t1_res = nil
t2_res = nil
t1 = Thread.new do
Thread.pass until start
begin
require(path)
rescue RuntimeError
end
t1_res = require(path)
end
t2 = Thread.new do
Thread.pass until scratch[0]
t2_res = require(path)
end
t1[:scratch] = t2[:scratch] = scratch
t1[:t] = t2
t2[:t] = t1
start = true
assert_nothing_raised(ThreadError, bug5754) {t1.join}
assert_nothing_raised(ThreadError, bug5754) {t2.join}
assert_equal(true, (t1_res ^ t2_res), bug5754 + " t1:#{t1_res} t2:#{t2_res}")
assert_equal([:pre, :post], scratch, bug5754)
ensure
$".delete(path)
tmp.close(true) if tmp
end
end
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