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826f2ee306
value for TYPE_LINK. by Hiroshi Nakamura <nahi@ruby-lang.org> https://github.com/ruby/ruby/pull/1204 fix GH-1204 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53609 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
721 lines
19 KiB
Ruby
721 lines
19 KiB
Ruby
# frozen_string_literal: false
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require 'test/unit'
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require 'tempfile'
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require_relative 'marshaltestlib'
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class TestMarshal < Test::Unit::TestCase
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include MarshalTestLib
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def setup
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@verbose = $VERBOSE
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$VERBOSE = nil
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end
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def teardown
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$VERBOSE = @verbose
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end
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def encode(o)
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Marshal.dump(o)
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end
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def decode(s)
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Marshal.load(s)
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end
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def fact(n)
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return 1 if n == 0
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f = 1
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while n>0
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f *= n
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n -= 1
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end
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return f
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end
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def test_marshal
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a = [1, 2, 3, [4,5,"foo"], {1=>"bar"}, 2.5, fact(30)]
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assert_equal a, Marshal.load(Marshal.dump(a))
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[[1,2,3,4], [81, 2, 118, 3146]].each { |w,x,y,z|
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obj = (x.to_f + y.to_f / z.to_f) * Math.exp(w.to_f / (x.to_f + y.to_f / z.to_f))
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assert_equal obj, Marshal.load(Marshal.dump(obj))
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}
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bug3659 = '[ruby-dev:41936]'
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[1.0, 10.0, 100.0, 110.0].each {|x|
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assert_equal(x, Marshal.load(Marshal.dump(x)), bug3659)
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}
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end
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StrClone = String.clone
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def test_marshal_cloned_class
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assert_instance_of(StrClone, Marshal.load(Marshal.dump(StrClone.new("abc"))))
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end
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def test_inconsistent_struct
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TestMarshal.const_set :StructOrNot, Struct.new(:a)
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s = Marshal.dump(StructOrNot.new(1))
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TestMarshal.instance_eval { remove_const :StructOrNot }
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TestMarshal.const_set :StructOrNot, Class.new
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assert_raise(TypeError, "[ruby-dev:31709]") { Marshal.load(s) }
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end
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def test_struct_invalid_members
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TestMarshal.const_set :StructInvalidMembers, Struct.new(:a)
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assert_raise(TypeError, "[ruby-dev:31759]") {
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Marshal.load("\004\bIc&TestMarshal::StructInvalidMembers\006:\020__members__\"\bfoo")
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TestMarshal::StructInvalidMembers.members
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}
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end
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class C
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def initialize(str)
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@str = str
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end
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attr_reader :str
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def _dump(limit)
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@str
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end
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def self._load(s)
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new(s)
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end
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end
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def test_too_long_string
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data = Marshal.dump(C.new("a".force_encoding("ascii-8bit")))
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data[-2, 1] = "\003\377\377\377"
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assert_raise_with_message(ArgumentError, "marshal data too short", "[ruby-dev:32054]") {
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Marshal.load(data)
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}
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end
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def test_userdef_encoding
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s1 = "\xa4\xa4".force_encoding("euc-jp")
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o1 = C.new(s1)
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m = Marshal.dump(o1)
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o2 = Marshal.load(m)
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s2 = o2.str
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assert_equal(s1, s2)
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end
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def test_pipe
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o1 = C.new("a" * 10000)
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IO.pipe do |r, w|
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th = Thread.new {Marshal.dump(o1, w)}
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o2 = Marshal.load(r)
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th.join
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assert_equal(o1.str, o2.str)
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end
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IO.pipe do |r, w|
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th = Thread.new {Marshal.dump(o1, w, 2)}
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o2 = Marshal.load(r)
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th.join
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assert_equal(o1.str, o2.str)
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end
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assert_raise(TypeError) { Marshal.dump("foo", Object.new) }
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assert_raise(TypeError) { Marshal.load(Object.new) }
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end
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def test_limit
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assert_equal([[[]]], Marshal.load(Marshal.dump([[[]]], 3)))
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assert_raise(ArgumentError) { Marshal.dump([[[]]], 2) }
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assert_nothing_raised(ArgumentError, '[ruby-core:24100]') { Marshal.dump("\u3042", 1) }
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end
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def test_userdef_invalid
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o = C.new(nil)
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assert_raise(TypeError) { Marshal.dump(o) }
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end
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def test_class
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o = class << Object.new; self; end
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assert_raise(TypeError) { Marshal.dump(o) }
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assert_equal(Object, Marshal.load(Marshal.dump(Object)))
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assert_equal(Enumerable, Marshal.load(Marshal.dump(Enumerable)))
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end
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class C2
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def initialize(ary)
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@ary = ary
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end
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def _dump(s)
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@ary.clear
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"foo"
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end
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end
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def test_modify_array_during_dump
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a = []
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o = C2.new(a)
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a << o << nil
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assert_raise(RuntimeError) { Marshal.dump(a) }
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end
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def test_change_class_name
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eval("class C3; def _dump(s); 'foo'; end; end")
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m = Marshal.dump(C3.new)
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assert_raise(TypeError) { Marshal.load(m) }
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eval("C3 = nil")
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assert_raise(TypeError) { Marshal.load(m) }
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end
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def test_change_struct
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eval("C3 = Struct.new(:foo, :bar)")
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m = Marshal.dump(C3.new("FOO", "BAR"))
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eval("C3 = Struct.new(:foo)")
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assert_raise(TypeError) { Marshal.load(m) }
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eval("C3 = Struct.new(:foo, :baz)")
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assert_raise(TypeError) { Marshal.load(m) }
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end
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class C4
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def initialize(gc)
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@gc = gc
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end
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def _dump(s)
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GC.start if @gc
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"foo"
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end
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end
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def test_gc
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assert_nothing_raised do
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Marshal.dump((0..1000).map {|x| C4.new(x % 50 == 25) })
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end
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end
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def test_taint
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x = Object.new
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x.taint
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s = Marshal.dump(x)
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assert_equal(true, s.tainted?)
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y = Marshal.load(s)
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assert_equal(true, y.tainted?)
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end
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def test_taint_each_object
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x = Object.new
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obj = [[x]]
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# clean object causes crean stream
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assert_equal(false, obj.tainted?)
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assert_equal(false, obj.first.tainted?)
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assert_equal(false, obj.first.first.tainted?)
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s = Marshal.dump(obj)
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assert_equal(false, s.tainted?)
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# tainted object causes tainted stream
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x.taint
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assert_equal(false, obj.tainted?)
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assert_equal(false, obj.first.tainted?)
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assert_equal(true, obj.first.first.tainted?)
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t = Marshal.dump(obj)
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assert_equal(true, t.tainted?)
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# clean stream causes clean objects
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assert_equal(false, s.tainted?)
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y = Marshal.load(s)
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assert_equal(false, y.tainted?)
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assert_equal(false, y.first.tainted?)
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assert_equal(false, y.first.first.tainted?)
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# tainted stream causes tainted objects
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assert_equal(true, t.tainted?)
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y = Marshal.load(t)
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assert_equal(true, y.tainted?)
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assert_equal(true, y.first.tainted?)
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assert_equal(true, y.first.first.tainted?)
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# same tests by different senario
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s.taint
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assert_equal(true, s.tainted?)
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y = Marshal.load(s)
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assert_equal(true, y.tainted?)
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assert_equal(true, y.first.tainted?)
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assert_equal(true, y.first.first.tainted?)
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end
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def test_symbol2
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[:ruby, :"\u{7d05}\u{7389}"].each do |sym|
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assert_equal(sym, Marshal.load(Marshal.dump(sym)), '[ruby-core:24788]')
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end
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bug2548 = '[ruby-core:27375]'
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ary = [:$1, nil]
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assert_equal(ary, Marshal.load(Marshal.dump(ary)), bug2548)
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end
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def test_symlink
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assert_include(Marshal.dump([:a, :a]), ';')
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end
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def test_symlink_in_ivar
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bug10991 = '[ruby-core:68587] [Bug #10991]'
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sym = Marshal.load("\x04\x08" +
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"I" ":\x0bKernel" +
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("\x06" +
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("I" ":\x07@a" +
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("\x06" ":\x07@b" "e;\x0""o:\x0bObject""\x0")) +
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"0"))
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assert_equal(:Kernel, sym, bug10991)
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end
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ClassUTF8 = eval("class R\u{e9}sum\u{e9}; self; end")
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iso_8859_1 = Encoding::ISO_8859_1
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structISO8859_1 = Struct.new("r\xe9sum\xe9".force_encoding(iso_8859_1).intern)
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const_set("R\xe9sum\xe9".force_encoding(iso_8859_1), structISO8859_1)
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structISO8859_1.name
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StructISO8859_1 = structISO8859_1
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classISO8859_1 = Class.new do
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attr_accessor "r\xe9sum\xe9".force_encoding(iso_8859_1)
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eval("def initialize(x) @r\xe9sum\xe9 = x; end".force_encoding(iso_8859_1))
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end
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const_set("R\xe9sum\xe92".force_encoding(iso_8859_1), classISO8859_1)
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classISO8859_1.name
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ClassISO8859_1 = classISO8859_1
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def test_class_nonascii
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a = ClassUTF8.new
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assert_instance_of(ClassUTF8, Marshal.load(Marshal.dump(a)), '[ruby-core:24790]')
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bug1932 = '[ruby-core:24882]'
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a = StructISO8859_1.new(10)
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assert_nothing_raised(bug1932) do
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assert_equal(a, Marshal.load(Marshal.dump(a)), bug1932)
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end
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a.__send__("#{StructISO8859_1.members[0]}=", a)
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assert_nothing_raised(bug1932) do
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assert_equal(a, Marshal.load(Marshal.dump(a)), bug1932)
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end
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a = ClassISO8859_1.new(10)
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assert_nothing_raised(bug1932) do
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b = Marshal.load(Marshal.dump(a))
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assert_equal(ClassISO8859_1, b.class, bug1932)
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assert_equal(a.instance_variables, b.instance_variables, bug1932)
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a.instance_variables.each do |i|
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assert_equal(a.instance_variable_get(i), b.instance_variable_get(i), bug1932)
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end
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end
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a.__send__(a.methods(true).grep(/=\z/)[0], a)
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assert_nothing_raised(bug1932) do
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b = Marshal.load(Marshal.dump(a))
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assert_equal(ClassISO8859_1, b.class, bug1932)
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assert_equal(a.instance_variables, b.instance_variables, bug1932)
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assert_equal(b, b.instance_variable_get(a.instance_variables[0]), bug1932)
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end
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end
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def test_regexp2
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assert_equal(/\\u/, Marshal.load("\004\b/\b\\\\u\000"))
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assert_equal(/u/, Marshal.load("\004\b/\a\\u\000"))
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assert_equal(/u/, Marshal.load("\004\bI/\a\\u\000\006:\016@encoding\"\vEUC-JP"))
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bug2109 = '[ruby-core:25625]'
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a = "\x82\xa0".force_encoding(Encoding::Windows_31J)
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b = "\x82\xa2".force_encoding(Encoding::Windows_31J)
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c = [/#{a}/, /#{b}/]
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assert_equal(c, Marshal.load(Marshal.dump(c)), bug2109)
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assert_nothing_raised(ArgumentError, '[ruby-dev:40386]') do
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re = Tempfile.create("marshal_regexp") do |f|
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f.binmode.write("\x04\bI/\x00\x00\x06:\rencoding\"\rUS-ASCII")
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f.rewind
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re2 = Marshal.load(f)
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re2
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end
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assert_equal(//, re)
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end
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end
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class DumpTest
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def marshal_dump
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@@block.call(:marshal_dump)
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end
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def dump_each(&block)
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@@block = block
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Marshal.dump(self)
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end
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end
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class LoadTest
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def marshal_dump
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nil
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end
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def marshal_load(obj)
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@@block.call(:marshal_load)
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end
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def self.load_each(m, &block)
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@@block = block
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Marshal.load(m)
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end
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end
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def test_context_switch
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o = DumpTest.new
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e = o.enum_for(:dump_each)
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assert_equal(:marshal_dump, e.next)
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GC.start
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assert(true, '[ruby-dev:39425]')
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assert_raise(StopIteration) {e.next}
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o = LoadTest.new
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m = Marshal.dump(o)
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e = LoadTest.enum_for(:load_each, m)
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assert_equal(:marshal_load, e.next)
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GC.start
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assert(true, '[ruby-dev:39425]')
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assert_raise(StopIteration) {e.next}
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end
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def test_dump_buffer
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bug2390 = '[ruby-dev:39744]'
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w = ""
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def w.write(str)
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self << str.to_s
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end
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Marshal.dump(Object.new, w)
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assert_not_empty(w, bug2390)
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end
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class C5
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def marshal_dump
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"foo"
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end
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def marshal_load(foo)
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@foo = foo
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end
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def initialize(x)
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@x = x
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end
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end
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def test_marshal_dump
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c = C5.new("bar")
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s = Marshal.dump(c)
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d = Marshal.load(s)
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assert_equal("foo", d.instance_variable_get(:@foo))
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assert_equal(false, d.instance_variable_defined?(:@x))
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end
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class C6
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def initialize
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@stdin = STDIN
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end
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attr_reader :stdin
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def marshal_dump
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1
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end
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def marshal_load(x)
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@stdin = STDIN
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end
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end
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def test_marshal_dump_extra_iv
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o = C6.new
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m = nil
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assert_nothing_raised("[ruby-dev:21475] [ruby-dev:39845]") {
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m = Marshal.dump(o)
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}
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o2 = Marshal.load(m)
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assert_equal(STDIN, o2.stdin)
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end
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def test_marshal_string_encoding
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o1 = ["foo".force_encoding("EUC-JP")] + [ "bar" ] * 2
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m = Marshal.dump(o1)
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o2 = Marshal.load(m)
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assert_equal(o1, o2, "[ruby-dev:40388]")
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end
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def test_marshal_regexp_encoding
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o1 = [Regexp.new("r1".force_encoding("EUC-JP"))] + ["r2"] * 2
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m = Marshal.dump(o1)
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o2 = Marshal.load(m)
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assert_equal(o1, o2, "[ruby-dev:40416]")
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end
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def test_marshal_encoding_encoding
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o1 = [Encoding.find("EUC-JP")] + ["r2"] * 2
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m = Marshal.dump(o1)
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o2 = Marshal.load(m)
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assert_equal(o1, o2)
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end
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def test_marshal_symbol_ascii8bit
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bug6209 = '[ruby-core:43762]'
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o1 = "\xff".force_encoding("ASCII-8BIT").intern
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m = Marshal.dump(o1)
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o2 = nil
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assert_nothing_raised(EncodingError, bug6209) {o2 = Marshal.load(m)}
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assert_equal(o1, o2, bug6209)
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end
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class PrivateClass
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def initialize(foo)
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@foo = foo
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end
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attr_reader :foo
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end
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private_constant :PrivateClass
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def test_marshal_private_class
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o1 = PrivateClass.new("test")
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o2 = Marshal.load(Marshal.dump(o1))
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assert_equal(o1.class, o2.class)
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assert_equal(o1.foo, o2.foo)
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end
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def test_marshal_complex
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assert_raise(ArgumentError){Marshal.load("\x04\bU:\fComplex[\x05")}
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assert_raise(ArgumentError){Marshal.load("\x04\bU:\fComplex[\x06i\x00")}
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assert_equal(Complex(1, 2), Marshal.load("\x04\bU:\fComplex[\ai\x06i\a"))
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assert_raise(ArgumentError){Marshal.load("\x04\bU:\fComplex[\bi\x00i\x00i\x00")}
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end
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def test_marshal_rational
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assert_raise(ArgumentError){Marshal.load("\x04\bU:\rRational[\x05")}
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assert_raise(ArgumentError){Marshal.load("\x04\bU:\rRational[\x06i\x00")}
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assert_equal(Rational(1, 2), Marshal.load("\x04\bU:\rRational[\ai\x06i\a"))
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assert_raise(ArgumentError){Marshal.load("\x04\bU:\rRational[\bi\x00i\x00i\x00")}
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end
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def test_marshal_flonum_reference
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bug7348 = '[ruby-core:49323]'
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e = []
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ary = [ [2.0, e], [e] ]
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assert_equal(ary, Marshal.load(Marshal.dump(ary)), bug7348)
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end
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class TestClass
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end
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module TestModule
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end
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def test_marshal_load_should_not_taint_classes
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bug7325 = '[ruby-core:49198]'
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for c in [TestClass, TestModule]
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assert_not_predicate(c, :tainted?)
|
|
c2 = Marshal.load(Marshal.dump(c).taint)
|
|
assert_same(c, c2)
|
|
assert_not_predicate(c, :tainted?, bug7325)
|
|
end
|
|
end
|
|
|
|
class Bug7627 < Struct.new(:bar)
|
|
attr_accessor :foo
|
|
|
|
def marshal_dump; 'dump'; end # fake dump data
|
|
def marshal_load(*); end # do nothing
|
|
end
|
|
|
|
def test_marshal_dump_struct_ivar
|
|
bug7627 = '[ruby-core:51163]'
|
|
obj = Bug7627.new
|
|
obj.foo = '[Bug #7627]'
|
|
|
|
dump = Marshal.dump(obj)
|
|
loaded = Marshal.load(dump)
|
|
|
|
assert_equal(obj, loaded, bug7627)
|
|
assert_nil(loaded.foo, bug7627)
|
|
end
|
|
|
|
class LoadData
|
|
attr_reader :data
|
|
def initialize(data)
|
|
@data = data
|
|
end
|
|
alias marshal_dump data
|
|
alias marshal_load initialize
|
|
end
|
|
|
|
class Bug8276 < LoadData
|
|
def initialize(*)
|
|
super
|
|
freeze
|
|
end
|
|
alias marshal_load initialize
|
|
end
|
|
|
|
class FrozenData < LoadData
|
|
def marshal_load(data)
|
|
super
|
|
data.instance_variables.each do |iv|
|
|
instance_variable_set(iv, data.instance_variable_get(iv))
|
|
end
|
|
freeze
|
|
end
|
|
end
|
|
|
|
def test_marshal_dump_excess_encoding
|
|
bug8276 = '[ruby-core:54334] [Bug #8276]'
|
|
t = Bug8276.new(bug8276)
|
|
s = Marshal.dump(t)
|
|
assert_nothing_raised(RuntimeError, bug8276) {s = Marshal.load(s)}
|
|
assert_equal(t.data, s.data, bug8276)
|
|
end
|
|
|
|
def test_marshal_dump_ivar
|
|
s = "data with ivar"
|
|
s.instance_variable_set(:@t, 42)
|
|
t = Bug8276.new(s)
|
|
s = Marshal.dump(t)
|
|
assert_raise(RuntimeError) {Marshal.load(s)}
|
|
end
|
|
|
|
def test_marshal_load_ivar
|
|
s = "data with ivar"
|
|
s.instance_variable_set(:@t, 42)
|
|
hook = ->(v) {
|
|
if LoadData === v
|
|
assert_send([v, :instance_variable_defined?, :@t], v.class.name)
|
|
assert_equal(42, v.instance_variable_get(:@t), v.class.name)
|
|
end
|
|
v
|
|
}
|
|
[LoadData, FrozenData].each do |klass|
|
|
t = klass.new(s)
|
|
d = Marshal.dump(t)
|
|
v = assert_nothing_raised(RuntimeError) {break Marshal.load(d, hook)}
|
|
assert_send([v, :instance_variable_defined?, :@t], klass.name)
|
|
assert_equal(42, v.instance_variable_get(:@t), klass.name)
|
|
end
|
|
end
|
|
|
|
def test_class_ivar
|
|
assert_raise(TypeError) {Marshal.load("\x04\x08Ic\x1bTestMarshal::TestClass\x06:\x0e@ivar_bug\"\x08bug")}
|
|
assert_raise(TypeError) {Marshal.load("\x04\x08IM\x1bTestMarshal::TestClass\x06:\x0e@ivar_bug\"\x08bug")}
|
|
assert_not_operator(TestClass, :instance_variable_defined?, :@bug)
|
|
end
|
|
|
|
def test_module_ivar
|
|
assert_raise(TypeError) {Marshal.load("\x04\x08Im\x1cTestMarshal::TestModule\x06:\x0e@ivar_bug\"\x08bug")}
|
|
assert_raise(TypeError) {Marshal.load("\x04\x08IM\x1cTestMarshal::TestModule\x06:\x0e@ivar_bug\"\x08bug")}
|
|
assert_not_operator(TestModule, :instance_variable_defined?, :@bug)
|
|
end
|
|
|
|
class TestForRespondToFalse
|
|
def respond_to?(a)
|
|
false
|
|
end
|
|
end
|
|
|
|
def test_marshal_respond_to_arity
|
|
assert_nothing_raised(ArgumentError, '[Bug #7722]') do
|
|
Marshal.dump(TestForRespondToFalse.new)
|
|
end
|
|
end
|
|
|
|
def test_packed_string
|
|
packed = ["foo"].pack("p")
|
|
bare = "".force_encoding(Encoding::ASCII_8BIT) << packed
|
|
assert_equal(Marshal.dump(bare), Marshal.dump(packed))
|
|
end
|
|
|
|
def test_untainted_numeric
|
|
bug8945 = '[ruby-core:57346] [Bug #8945] Numerics never be tainted'
|
|
b = 1 << 32
|
|
b *= b until Bignum === b
|
|
tainted = [0, 1.0, 1.72723e-77, b].select do |x|
|
|
Marshal.load(Marshal.dump(x).taint).tainted?
|
|
end
|
|
assert_empty(tainted.map {|x| [x, x.class]}, bug8945)
|
|
end
|
|
|
|
class Bug9523
|
|
attr_reader :cc
|
|
def marshal_dump
|
|
callcc {|c| @cc = c }
|
|
nil
|
|
end
|
|
def marshal_load(v)
|
|
end
|
|
end
|
|
|
|
def test_continuation
|
|
require "continuation"
|
|
c = Bug9523.new
|
|
assert_raise_with_message(RuntimeError, /Marshal\.dump reentered at marshal_dump/) do
|
|
Marshal.dump(c)
|
|
c.cc.call
|
|
end
|
|
end
|
|
|
|
def test_undumpable_message
|
|
c = Module.new {break module_eval("class IO\u{26a1} < IO;self;end")}
|
|
assert_raise_with_message(TypeError, /IO\u{26a1}/) {
|
|
Marshal.dump(c.new(0, autoclose: false))
|
|
}
|
|
end
|
|
|
|
def test_undumpable_data
|
|
c = Module.new {break module_eval("class T\u{23F0 23F3}<Time;undef _dump;self;end")}
|
|
assert_raise_with_message(TypeError, /T\u{23F0 23F3}/) {
|
|
Marshal.dump(c.new)
|
|
}
|
|
end
|
|
|
|
def test_unloadable_data
|
|
c = eval("class Unloadable\u{23F0 23F3}<Time;;self;end")
|
|
c.class_eval {
|
|
alias _dump_data _dump
|
|
undef _dump
|
|
}
|
|
d = Marshal.dump(c.new)
|
|
assert_raise_with_message(TypeError, /Unloadable\u{23F0 23F3}/) {
|
|
Marshal.load(d)
|
|
}
|
|
end
|
|
|
|
def test_unloadable_userdef
|
|
c = eval("class Userdef\u{23F0 23F3}<Time;self;end")
|
|
class << c
|
|
undef _load
|
|
end
|
|
d = Marshal.dump(c.new)
|
|
assert_raise_with_message(TypeError, /Userdef\u{23F0 23F3}/) {
|
|
Marshal.load(d)
|
|
}
|
|
end
|
|
|
|
def test_unloadable_usrmarshal
|
|
c = eval("class UsrMarshal\u{23F0 23F3}<Time;self;end")
|
|
c.class_eval {
|
|
alias marshal_dump _dump
|
|
}
|
|
d = Marshal.dump(c.new)
|
|
assert_raise_with_message(TypeError, /UsrMarshal\u{23F0 23F3}/) {
|
|
Marshal.load(d)
|
|
}
|
|
end
|
|
|
|
def test_no_internal_ids
|
|
opt = %w[--disable=gems]
|
|
args = [opt, 'Marshal.dump("",STDOUT)', true, true, encoding: Encoding::ASCII_8BIT]
|
|
out, err, status = EnvUtil.invoke_ruby(*args)
|
|
assert_empty(err)
|
|
assert_predicate(status, :success?)
|
|
expected = out
|
|
|
|
opt << "--enable=frozen-string-literal"
|
|
opt << "--debug=frozen-string-literal"
|
|
out, err, status = EnvUtil.invoke_ruby(*args)
|
|
assert_empty(err)
|
|
assert_predicate(status, :success?)
|
|
assert_equal(expected, out)
|
|
end
|
|
|
|
def test_marshal_honor_post_proc_value_for_link
|
|
str = 'x' # for link
|
|
obj = [str, str]
|
|
assert_equal(['X', 'X'], Marshal.load(Marshal.dump(obj), ->(v) { v == str ? v.upcase : v }))
|
|
end
|
|
end
|