diff options
Diffstat (limited to 'spec/ruby/core/marshal/shared/load.rb')
| -rw-r--r-- | spec/ruby/core/marshal/shared/load.rb | 622 |
1 files changed, 471 insertions, 151 deletions
diff --git a/spec/ruby/core/marshal/shared/load.rb b/spec/ruby/core/marshal/shared/load.rb index a79fb51cd7..f599042529 100644 --- a/spec/ruby/core/marshal/shared/load.rb +++ b/spec/ruby/core/marshal/shared/load.rb @@ -8,7 +8,11 @@ describe :marshal_load, shared: true do it "raises an ArgumentError when the dumped data is truncated" do obj = {first: 1, second: 2, third: 3} - -> { Marshal.send(@method, Marshal.dump(obj)[0, 5]) }.should raise_error(ArgumentError) + -> { Marshal.send(@method, Marshal.dump(obj)[0, 5]) }.should raise_error(ArgumentError, "marshal data too short") + end + + it "raises an ArgumentError when the argument is empty String" do + -> { Marshal.send(@method, "") }.should raise_error(ArgumentError, "marshal data too short") end it "raises an ArgumentError when the dumped class is missing" do @@ -19,43 +23,272 @@ describe :marshal_load, shared: true do -> { Marshal.send(@method, kaboom) }.should raise_error(ArgumentError) end - describe "when called with a proc" do - it "returns the value of the proc" do - Marshal.send(@method, Marshal.dump([1,2]), proc { [3,4] }).should == [3,4] + ruby_version_is "3.1" do + describe "when called with freeze: true" do + it "returns frozen strings" do + string = Marshal.send(@method, Marshal.dump("foo"), freeze: true) + string.should == "foo" + string.should.frozen? + + utf8_string = "foo".encode(Encoding::UTF_8) + string = Marshal.send(@method, Marshal.dump(utf8_string), freeze: true) + string.should == utf8_string + string.should.frozen? + end + + it "returns frozen arrays" do + array = Marshal.send(@method, Marshal.dump([1, 2, 3]), freeze: true) + array.should == [1, 2, 3] + array.should.frozen? + end + + it "returns frozen hashes" do + hash = Marshal.send(@method, Marshal.dump({foo: 42}), freeze: true) + hash.should == {foo: 42} + hash.should.frozen? + end + + it "returns frozen regexps" do + regexp = Marshal.send(@method, Marshal.dump(/foo/), freeze: true) + regexp.should == /foo/ + regexp.should.frozen? + end + + it "returns frozen structs" do + struct = Marshal.send(@method, Marshal.dump(MarshalSpec::StructToDump.new(1, 2)), freeze: true) + struct.should == MarshalSpec::StructToDump.new(1, 2) + struct.should.frozen? + end + + it "returns frozen objects" do + source_object = Object.new + + object = Marshal.send(@method, Marshal.dump(source_object), freeze: true) + object.should.frozen? + end + + describe "deep freezing" do + it "returns hashes with frozen keys and values" do + key = Object.new + value = Object.new + source_object = {key => value} + + hash = Marshal.send(@method, Marshal.dump(source_object), freeze: true) + hash.size.should == 1 + hash.keys[0].should.frozen? + hash.values[0].should.frozen? + end + + it "returns arrays with frozen elements" do + object = Object.new + source_object = [object] + + array = Marshal.send(@method, Marshal.dump(source_object), freeze: true) + array.size.should == 1 + array[0].should.frozen? + end + + it "returns structs with frozen members" do + object1 = Object.new + object2 = Object.new + source_object = MarshalSpec::StructToDump.new(object1, object2) + + struct = Marshal.send(@method, Marshal.dump(source_object), freeze: true) + struct.a.should.frozen? + struct.b.should.frozen? + end + + it "returns objects with frozen instance variables" do + source_object = Object.new + instance_variable = Object.new + source_object.instance_variable_set(:@a, instance_variable) + + object = Marshal.send(@method, Marshal.dump(source_object), freeze: true) + object.instance_variable_get(:@a).should != nil + object.instance_variable_get(:@a).should.frozen? + end + + it "deduplicates frozen strings" do + source_object = ["foo" + "bar", "foobar"] + object = Marshal.send(@method, Marshal.dump(source_object), freeze: true) + + object[0].should equal(object[1]) + end + end + + it "does not freeze modules" do + object = Marshal.send(@method, Marshal.dump(Kernel), freeze: true) + object.should_not.frozen? + Kernel.should_not.frozen? + end + + it "does not freeze classes" do + object = Marshal.send(@method, Marshal.dump(Object), freeze: true) + object.should_not.frozen? + Object.should_not.frozen? + end + + ruby_bug "#19427", ""..."3.3" do + it "does freeze extended objects" do + object = Marshal.load("\x04\be:\x0FEnumerableo:\vObject\x00", freeze: true) + object.should.frozen? + end + + it "does freeze extended objects with instance variables" do + object = Marshal.load("\x04\be:\x0FEnumerableo:\vObject\x06:\n@ivarT", freeze: true) + object.should.frozen? + end + end + + ruby_bug "#19427", "3.1"..."3.3" do + it "returns frozen object having #_dump method" do + object = Marshal.send(@method, Marshal.dump(UserDefined.new), freeze: true) + object.should.frozen? + end + + it "returns frozen object responding to #marshal_dump and #marshal_load" do + object = Marshal.send(@method, Marshal.dump(UserMarshal.new), freeze: true) + object.should.frozen? + end + + it "returns frozen object extended by a module" do + object = Object.new + object.extend(MarshalSpec::ModuleToExtendBy) + + object = Marshal.send(@method, Marshal.dump(object), freeze: true) + object.should.frozen? + end + end + + it "does not call freeze method" do + object = MarshalSpec::ObjectWithFreezeRaisingException.new + object = Marshal.send(@method, Marshal.dump(object), freeze: true) + object.should.frozen? + end + + it "returns frozen object even if object does not respond to freeze method" do + object = MarshalSpec::ObjectWithoutFreeze.new + object = Marshal.send(@method, Marshal.dump(object), freeze: true) + object.should.frozen? + end + + it "returns a frozen object when is an instance of String/Array/Regexp/Hash subclass and has instance variables" do + source_object = UserString.new + source_object.instance_variable_set(:@foo, "bar") + + object = Marshal.send(@method, Marshal.dump(source_object), freeze: true) + object.should.frozen? + end + + describe "when called with a proc" do + it "call the proc with frozen objects" do + arr = [] + s = +'hi' + s.instance_variable_set(:@foo, 5) + st = Struct.new("Brittle", :a).new + st.instance_variable_set(:@clue, 'none') + st.a = 0.0 + h = Hash.new('def') + h['nine'] = 9 + a = [:a, :b, :c] + a.instance_variable_set(:@two, 2) + obj = [s, 10, s, s, st, a] + obj.instance_variable_set(:@zoo, 'ant') + proc = Proc.new { |o| arr << o; o} + + Marshal.send( + @method, + "\x04\bI[\vI\"\ahi\a:\x06EF:\t@fooi\ni\x0F@\x06@\x06IS:\x14Struct::Brittle\x06:\x06af\x060\x06:\n@clueI\"\tnone\x06;\x00FI[\b;\b:\x06b:\x06c\x06:\t@twoi\a\x06:\t@zooI\"\bant\x06;\x00F", + proc, + freeze: true, + ) + + arr.should == [ + false, 5, "hi", 10, "hi", "hi", 0.0, false, "none", st, + :b, :c, 2, a, false, "ant", ["hi", 10, "hi", "hi", st, [:a, :b, :c]], + ] + + arr.each do |v| + v.should.frozen? + end + + Struct.send(:remove_const, :Brittle) + end + + it "does not freeze the object returned by the proc" do + string = Marshal.send(@method, Marshal.dump("foo"), proc { |o| o.upcase }, freeze: true) + string.should == "FOO" + string.should_not.frozen? + end + end end + end - it "calls the proc for recursively visited data" do - a = [1] - a << a - ret = [] - Marshal.send(@method, Marshal.dump(a), proc { |arg| ret << arg; arg }) - ret.first.should == 1 - ret[1].should == [1,a] - ret[2].should == a - ret.size.should == 3 + describe "when called with a proc" do + ruby_bug "#18141", ""..."3.1" do + it "call the proc with fully initialized strings" do + utf8_string = "foo".encode(Encoding::UTF_8) + Marshal.send(@method, Marshal.dump(utf8_string), proc { |arg| + if arg.is_a?(String) + arg.should == utf8_string + arg.encoding.should == Encoding::UTF_8 + end + arg + }) + end + + it "no longer mutate the object after it was passed to the proc" do + string = Marshal.load(Marshal.dump("foo"), :freeze.to_proc) + string.should.frozen? + end end - it "loads an Array with proc" do - arr = [] - s = 'hi' - s.instance_variable_set(:@foo, 5) - st = Struct.new("Brittle", :a).new - st.instance_variable_set(:@clue, 'none') - st.a = 0.0 - h = Hash.new('def') - h['nine'] = 9 - a = [:a, :b, :c] - a.instance_variable_set(:@two, 2) - obj = [s, 10, s, s, st, a] - obj.instance_variable_set(:@zoo, 'ant') - proc = Proc.new { |o| arr << o; o} + ruby_bug "#19427", ""..."3.3" do + it "call the proc with extended objects" do + objs = [] + obj = Marshal.load("\x04\be:\x0FEnumerableo:\vObject\x00", Proc.new { |o| objs << o; o }) + objs.should == [obj] + end + end - Marshal.send(@method, "\x04\bI[\vI\"\ahi\a:\x06EF:\t@fooi\ni\x0F@\x06@\x06IS:\x14Struct::Brittle\x06:\x06af\x060\x06:\n@clueI\"\tnone\x06;\x00FI[\b;\b:\x06b:\x06c\x06:\t@twoi\a\x06:\t@zooI\"\bant\x06;\x00F", proc) + it "returns the value of the proc" do + Marshal.send(@method, Marshal.dump([1,2]), proc { [3,4] }).should == [3,4] + end - arr.should == ["hi", false, 5, 10, "hi", "hi", 0.0, st, "none", false, - :b, :c, a, 2, ["hi", 10, "hi", "hi", st, [:a, :b, :c]], "ant", false] + ruby_bug "#18141", ""..."3.1" do + it "calls the proc for recursively visited data" do + a = [1] + a << a + ret = [] + Marshal.send(@method, Marshal.dump(a), proc { |arg| ret << arg.inspect; arg }) + ret[0].should == 1.inspect + ret[1].should == a.inspect + ret.size.should == 2 + end - Struct.send(:remove_const, :Brittle) + it "loads an Array with proc" do + arr = [] + s = +'hi' + s.instance_variable_set(:@foo, 5) + st = Struct.new("Brittle", :a).new + st.instance_variable_set(:@clue, 'none') + st.a = 0.0 + h = Hash.new('def') + h['nine'] = 9 + a = [:a, :b, :c] + a.instance_variable_set(:@two, 2) + obj = [s, 10, s, s, st, a] + obj.instance_variable_set(:@zoo, 'ant') + proc = Proc.new { |o| arr << o.dup; o} + + Marshal.send(@method, "\x04\bI[\vI\"\ahi\a:\x06EF:\t@fooi\ni\x0F@\x06@\x06IS:\x14Struct::Brittle\x06:\x06af\x060\x06:\n@clueI\"\tnone\x06;\x00FI[\b;\b:\x06b:\x06c\x06:\t@twoi\a\x06:\t@zooI\"\bant\x06;\x00F", proc) + + arr.should == [ + false, 5, "hi", 10, "hi", "hi", 0.0, false, "none", st, + :b, :c, 2, a, false, "ant", ["hi", 10, "hi", "hi", st, [:a, :b, :c]], + ] + Struct.send(:remove_const, :Brittle) + end end end @@ -81,7 +314,19 @@ describe :marshal_load, shared: true do marshaled_obj.field2.should be_nil end - describe "that return an immediate value" do + it "loads the String in non US-ASCII and non UTF-8 encoding" do + source_object = UserDefinedString.new("a".encode("windows-1251")) + object = Marshal.send(@method, Marshal.dump(source_object)) + object.string.should == "a".encode("windows-1251") + end + + it "loads the String in multibyte encoding" do + source_object = UserDefinedString.new("a".encode("utf-32le")) + object = Marshal.send(@method, Marshal.dump(source_object)) + object.string.should == "a".encode("utf-32le") + end + + describe "that returns an immediate value" do it "loads an array containing an instance of the object, followed by multiple instances of another object" do str = "string" @@ -119,28 +364,39 @@ describe :marshal_load, shared: true do end end - it "loads an array containing objects having _dump method, and with proc" do - arr = [] - myproc = Proc.new { |o| arr << o; o } - o1 = UserDefined.new; - o2 = UserDefinedWithIvar.new - obj = [o1, o2, o1, o2] + ruby_bug "#18141", ""..."3.1" do + it "loads an array containing objects having _dump method, and with proc" do + arr = [] + myproc = Proc.new { |o| arr << o.dup; o } + o1 = UserDefined.new; + o2 = UserDefinedWithIvar.new + obj = [o1, o2, o1, o2] - Marshal.send(@method, "\x04\b[\tu:\x10UserDefined\x18\x04\b[\aI\"\nstuff\x06:\x06EF@\x06u:\x18UserDefinedWithIvar>\x04\b[\bI\"\nstuff\a:\x06EF:\t@foo:\x18UserDefinedWithIvarI\"\tmore\x06;\x00F@\a@\x06@\a", myproc) + Marshal.send(@method, "\x04\b[\tu:\x10UserDefined\x18\x04\b[\aI\"\nstuff\x06:\x06EF@\x06u:\x18UserDefinedWithIvar>\x04\b[\bI\"\nstuff\a:\x06EF:\t@foo:\x18UserDefinedWithIvarI\"\tmore\x06;\x00F@\a@\x06@\a", myproc) - arr.should == [o1, o2, o1, o2, obj] - end + arr[0].should == o1 + arr[1].should == o2 + arr[2].should == obj + arr.size.should == 3 + end + + it "loads an array containing objects having marshal_dump method, and with proc" do + arr = [] + proc = Proc.new { |o| arr << o.dup; o } + o1 = UserMarshal.new + o2 = UserMarshalWithIvar.new - it "loads an array containing objects having marshal_dump method, and with proc" do - arr = [] - proc = Proc.new { |o| arr << o; o } - o1 = UserMarshal.new - o2 = UserMarshalWithIvar.new - obj = [o1, o2, o1, o2] + Marshal.send(@method, "\004\b[\tU:\020UserMarshal\"\nstuffU:\030UserMarshalWithIvar[\006\"\fmy data@\006@\b", proc) - Marshal.send(@method, "\004\b[\tU:\020UserMarshal\"\nstuffU:\030UserMarshalWithIvar[\006\"\fmy data@\006@\b", proc) + arr[0].should == 'stuff' + arr[1].should == o1 + arr[2].should == 'my data' + arr[3].should == ['my data'] + arr[4].should == o2 + arr[5].should == [o1, o2, o1, o2] - arr.should == ['stuff', o1, 'my data', ['my data'], o2, o1, o2, obj] + arr.size.should == 6 + end end it "assigns classes to nested subclasses of Array correctly" do @@ -157,13 +413,13 @@ describe :marshal_load, shared: true do end it "raises a TypeError with bad Marshal version" do - marshal_data = '\xff\xff' + marshal_data = +'\xff\xff' marshal_data[0] = (Marshal::MAJOR_VERSION).chr marshal_data[1] = (Marshal::MINOR_VERSION + 1).chr -> { Marshal.send(@method, marshal_data) }.should raise_error(TypeError) - marshal_data = '\xff\xff' + marshal_data = +'\xff\xff' marshal_data[0] = (Marshal::MAJOR_VERSION - 1).chr marshal_data[1] = (Marshal::MINOR_VERSION).chr @@ -181,89 +437,6 @@ describe :marshal_load, shared: true do end end - ruby_version_is ''...'2.7' do - it "returns an untainted object if source is untainted" do - x = Object.new - y = Marshal.send(@method, Marshal.dump(x)) - y.tainted?.should be_false - end - - describe "when source is tainted" do - it "returns a tainted object" do - x = Object.new - x.taint - s = Marshal.dump(x) - y = Marshal.send(@method, s) - y.tainted?.should be_true - - # note that round-trip via Marshal does not preserve - # the taintedness at each level of the nested structure - y = Marshal.send(@method, Marshal.dump([[x]])) - y.tainted?.should be_true - y.first.tainted?.should be_true - y.first.first.tainted?.should be_true - end - - it "does not taint Symbols" do - x = [:x] - y = Marshal.send(@method, Marshal.dump(x).taint) - y.tainted?.should be_true - y.first.tainted?.should be_false - end - - it "does not taint Fixnums" do - x = [1] - y = Marshal.send(@method, Marshal.dump(x).taint) - y.tainted?.should be_true - y.first.tainted?.should be_false - end - - it "does not taint Bignums" do - x = [bignum_value] - y = Marshal.send(@method, Marshal.dump(x).taint) - y.tainted?.should be_true - y.first.tainted?.should be_false - end - - it "does not taint Floats" do - x = [1.2] - y = Marshal.send(@method, Marshal.dump(x).taint) - y.tainted?.should be_true - y.first.tainted?.should be_false - end - end - - it "preserves taintedness of nested structure" do - x = Object.new - a = [[x]] - x.taint - y = Marshal.send(@method, Marshal.dump(a)) - y.tainted?.should be_true - y.first.tainted?.should be_true - y.first.first.tainted?.should be_true - end - - it "returns a trusted object if source is trusted" do - x = Object.new - y = Marshal.send(@method, Marshal.dump(x)) - y.untrusted?.should be_false - end - - it "returns an untrusted object if source is untrusted" do - x = Object.new - x.untrust - y = Marshal.send(@method, Marshal.dump(x)) - y.untrusted?.should be_true - - # note that round-trip via Marshal does not preserve - # the untrustedness at each level of the nested structure - y = Marshal.send(@method, Marshal.dump([[x]])) - y.untrusted?.should be_true - y.first.untrusted?.should be_true - y.first.first.untrusted?.should be_true - end - end - # Note: Ruby 1.9 should be compatible with older marshal format MarshalSpec::DATA.each do |description, (object, marshal, attributes)| it "loads a #{description}" do @@ -297,7 +470,7 @@ describe :marshal_load, shared: true do end it "loads an array having ivar" do - s = 'well' + s = +'well' s.instance_variable_set(:@foo, 10) obj = ['5', s, 'hi'].extend(Meths, MethsMore) obj.instance_variable_set(:@mix, s) @@ -343,7 +516,7 @@ describe :marshal_load, shared: true do end it "preserves hash ivars when hash contains a string having ivar" do - s = 'string' + s = +'string' s.instance_variable_set :@string_ivar, 'string ivar' h = { key: s } h.instance_variable_set :@hash_ivar, 'hash ivar' @@ -352,6 +525,38 @@ describe :marshal_load, shared: true do unmarshalled.instance_variable_get(:@hash_ivar).should == 'hash ivar' unmarshalled[:key].instance_variable_get(:@string_ivar).should == 'string ivar' end + + ruby_version_is "3.1" do + it "preserves compare_by_identity behaviour" do + h = { a: 1 } + h.compare_by_identity + unmarshalled = Marshal.send(@method, Marshal.dump(h)) + unmarshalled.should.compare_by_identity? + + h = { a: 1 } + unmarshalled = Marshal.send(@method, Marshal.dump(h)) + unmarshalled.should_not.compare_by_identity? + end + + it "preserves compare_by_identity behaviour for a Hash subclass" do + h = UserHash.new({ a: 1 }) + h.compare_by_identity + unmarshalled = Marshal.send(@method, Marshal.dump(h)) + unmarshalled.should.compare_by_identity? + + h = UserHash.new({ a: 1 }) + unmarshalled = Marshal.send(@method, Marshal.dump(h)) + unmarshalled.should_not.compare_by_identity? + end + end + + it "allocates an instance of the proper class when Hash subclass with compare_by_identity behaviour" do + h = UserHash.new({ a: 1 }) + h.compare_by_identity + + unmarshalled = Marshal.send(@method, Marshal.dump(h)) + unmarshalled.should.kind_of?(UserHash) + end end describe "for a Symbol" do @@ -395,7 +600,7 @@ describe :marshal_load, shared: true do end it "loads a binary encoded Symbol" do - s = "\u2192".force_encoding("binary").to_sym + s = "\u2192".dup.force_encoding("binary").to_sym sym = Marshal.send(@method, "\x04\b:\b\xE2\x86\x92") sym.should == s sym.encoding.should == Encoding::BINARY @@ -409,8 +614,8 @@ describe :marshal_load, shared: true do value = Marshal.send(@method, dump) value.map(&:encoding).should == [Encoding::UTF_8, Encoding::UTF_8] expected = [ - "€a".force_encoding(Encoding::UTF_8).to_sym, - "€b".force_encoding(Encoding::UTF_8).to_sym + "€a".dup.force_encoding(Encoding::UTF_8).to_sym, + "€b".dup.force_encoding(Encoding::UTF_8).to_sym ] value.should == expected @@ -418,11 +623,19 @@ describe :marshal_load, shared: true do value.map(&:encoding).should == [Encoding::UTF_8, Encoding::UTF_8, Encoding::UTF_8] value.should == [*expected, expected[0]] end + + it "raises ArgumentError when end of byte sequence reached before symbol characters end" do + Marshal.dump(:hello).should == "\x04\b:\nhello" + + -> { + Marshal.send(@method, "\x04\b:\nhel") + }.should raise_error(ArgumentError, "marshal data too short") + end end describe "for a String" do it "loads a string having ivar with ref to self" do - obj = 'hi' + obj = +'hi' obj.instance_variable_set(:@self, obj) Marshal.send(@method, "\004\bI\"\ahi\006:\n@self@\000").should == obj end @@ -433,6 +646,12 @@ describe :marshal_load, shared: true do Marshal.send(@method, StringIO.new(Marshal.dump(obj))).should == obj end + it "sets binmode if it is loading through StringIO stream" do + io = StringIO.new("\004\b:\vsymbol") + def io.binmode; raise "binmode"; end + -> { Marshal.load(io) }.should raise_error(RuntimeError, "binmode") + end + it "loads a string with an ivar" do str = Marshal.send(@method, "\x04\bI\"\x00\x06:\t@fooI\"\bbar\x06:\x06EF") str.instance_variable_get("@foo").should == "bar" @@ -444,7 +663,7 @@ describe :marshal_load, shared: true do end it "loads a US-ASCII String" do - str = "abc".force_encoding("us-ascii") + str = "abc".dup.force_encoding("us-ascii") data = "\x04\bI\"\babc\x06:\x06EF" result = Marshal.send(@method, data) result.should == str @@ -452,7 +671,7 @@ describe :marshal_load, shared: true do end it "loads a UTF-8 String" do - str = "\x6d\xc3\xb6\x68\x72\x65".force_encoding("utf-8") + str = "\x6d\xc3\xb6\x68\x72\x65".dup.force_encoding("utf-8") data = "\x04\bI\"\vm\xC3\xB6hre\x06:\x06ET" result = Marshal.send(@method, data) result.should == str @@ -460,7 +679,7 @@ describe :marshal_load, shared: true do end it "loads a String in another encoding" do - str = "\x6d\x00\xf6\x00\x68\x00\x72\x00\x65\x00".force_encoding("utf-16le") + str = "\x6d\x00\xf6\x00\x68\x00\x72\x00\x65\x00".dup.force_encoding("utf-16le") data = "\x04\bI\"\x0Fm\x00\xF6\x00h\x00r\x00e\x00\x06:\rencoding\"\rUTF-16LE" result = Marshal.send(@method, data) result.should == str @@ -468,12 +687,20 @@ describe :marshal_load, shared: true do end it "loads a String as BINARY if no encoding is specified at the end" do - str = "\xC3\xB8".force_encoding("BINARY") - data = "\x04\b\"\a\xC3\xB8".force_encoding("UTF-8") + str = "\xC3\xB8".dup.force_encoding("BINARY") + data = "\x04\b\"\a\xC3\xB8".dup.force_encoding("UTF-8") result = Marshal.send(@method, data) result.encoding.should == Encoding::BINARY result.should == str end + + it "raises ArgumentError when end of byte sequence reached before string characters end" do + Marshal.dump("hello").should == "\x04\b\"\nhello" + + -> { + Marshal.send(@method, "\x04\b\"\nhel") + }.should raise_error(ArgumentError, "marshal data too short") + end end describe "for a Struct" do @@ -596,7 +823,7 @@ describe :marshal_load, shared: true do end it "loads an Object with a non-US-ASCII instance variable" do - ivar = "@é".force_encoding(Encoding::UTF_8).to_sym + ivar = "@é".dup.force_encoding(Encoding::UTF_8).to_sym obj = Marshal.send(@method, "\x04\bo:\vObject\x06I:\b@\xC3\xA9\x06:\x06ETi\x06") obj.instance_variables.should == [ivar] obj.instance_variables[0].encoding.should == Encoding::UTF_8 @@ -608,6 +835,14 @@ describe :marshal_load, shared: true do Marshal.send(@method, "\x04\bo:\tFile\001\001:\001\005@path\"\x10/etc/passwd") end.should raise_error(ArgumentError) end + + it "raises ArgumentError when end of byte sequence reached before class name end" do + Marshal.dump(Object.new).should == "\x04\bo:\vObject\x00" + + -> { + Marshal.send(@method, "\x04\bo:\vObj") + }.should raise_error(ArgumentError, "marshal data too short") + end end describe "for an object responding to #marshal_dump and #marshal_load" do @@ -666,7 +901,7 @@ describe :marshal_load, shared: true do [Meths, MethsMore, Regexp] end - it "loads a extended_user_regexp having ivar" do + it "loads a Regexp subclass instance variables when it is extended with a module" do obj = UserRegexp.new('').extend(Meths) obj.instance_variable_set(:@noise, 'much') @@ -678,6 +913,33 @@ describe :marshal_load, shared: true do new_obj_metaclass_ancestors[@num_self_class, 3].should == [Meths, UserRegexp, Regexp] end + + ruby_bug "#19439", ""..."3.3" do + it "restore the regexp instance variables" do + obj = Regexp.new("hello") + obj.instance_variable_set(:@regexp_ivar, [42]) + + new_obj = Marshal.send(@method, "\x04\bI/\nhello\x00\a:\x06EF:\x11@regexp_ivar[\x06i/") + new_obj.instance_variables.should == [:@regexp_ivar] + new_obj.instance_variable_get(:@regexp_ivar).should == [42] + end + end + + it "preserves Regexp encoding" do + source_object = Regexp.new("a".encode("utf-32le")) + regexp = Marshal.send(@method, Marshal.dump(source_object)) + + regexp.encoding.should == Encoding::UTF_32LE + regexp.source.should == "a".encode("utf-32le") + end + + it "raises ArgumentError when end of byte sequence reached before source string end" do + Marshal.dump(/hello world/).should == "\x04\bI/\x10hello world\x00\x06:\x06EF" + + -> { + Marshal.send(@method, "\x04\bI/\x10hel") + }.should raise_error(ArgumentError, "marshal data too short") + end end describe "for a Float" do @@ -699,6 +961,14 @@ describe :marshal_load, shared: true do obj = 1.1867345e+22 Marshal.send(@method, "\004\bf\0361.1867344999999999e+22\000\344@").should == obj end + + it "raises ArgumentError when end of byte sequence reached before float string representation end" do + Marshal.dump(1.3).should == "\x04\bf\b1.3" + + -> { + Marshal.send(@method, "\004\bf\v1") + }.should raise_error(ArgumentError, "marshal data too short") + end end describe "for an Integer" do @@ -764,13 +1034,17 @@ describe :marshal_load, shared: true do describe "for a Rational" do it "loads" do - Marshal.send(@method, Marshal.dump(Rational(1, 3))).should == Rational(1, 3) + r = Marshal.send(@method, Marshal.dump(Rational(1, 3))) + r.should == Rational(1, 3) + r.should.frozen? end end describe "for a Complex" do it "loads" do - Marshal.send(@method, Marshal.dump(Complex(4, 3))).should == Complex(4, 3) + c = Marshal.send(@method, Marshal.dump(Complex(4, 3))) + c.should == Complex(4, 3) + c.should.frozen? end end @@ -811,17 +1085,47 @@ describe :marshal_load, shared: true do t1.should equal t2 end - it "loads the zone" do + it "keeps the local zone" do with_timezone 'AST', 3 do t = Time.local(2012, 1, 1) Marshal.send(@method, Marshal.dump(t)).zone.should == t.zone end end - it "loads nanoseconds" do + it "keeps UTC zone" do + t = Time.now.utc + t2 = Marshal.send(@method, Marshal.dump(t)) + t2.should.utc? + end + + it "keeps the zone" do + t = nil + + with_timezone 'AST', 4 do + t = Time.local(2012, 1, 1) + end + + with_timezone 'EET', -2 do + Marshal.send(@method, Marshal.dump(t)).zone.should == 'AST' + end + end + + it "keeps utc offset" do + t = Time.new(2007,11,1,15,25,0, "+09:00") + t2 = Marshal.send(@method, Marshal.dump(t)) + t2.utc_offset.should == 32400 + end + + it "keeps nanoseconds" do t = Time.now Marshal.send(@method, Marshal.dump(t)).nsec.should == t.nsec end + + it "does not add any additional instance variable" do + t = Time.now + t2 = Marshal.send(@method, Marshal.dump(t)) + t2.instance_variables.should.empty? + end end describe "for nil" do @@ -854,6 +1158,14 @@ describe :marshal_load, shared: true do it "raises ArgumentError if given a nonexistent class" do -> { Marshal.send(@method, "\x04\bc\vStrung") }.should raise_error(ArgumentError) end + + it "raises ArgumentError when end of byte sequence reached before class name end" do + Marshal.dump(String).should == "\x04\bc\vString" + + -> { + Marshal.send(@method, "\x04\bc\vStr") + }.should raise_error(ArgumentError, "marshal data too short") + end end describe "for a Module" do @@ -868,6 +1180,14 @@ describe :marshal_load, shared: true do it "loads an old module" do Marshal.send(@method, "\x04\bM\vKernel").should == Kernel end + + it "raises ArgumentError when end of byte sequence reached before module name end" do + Marshal.dump(Kernel).should == "\x04\bm\vKernel" + + -> { + Marshal.send(@method, "\x04\bm\vKer") + }.should raise_error(ArgumentError, "marshal data too short") + end end describe "for a wrapped C pointer" do |