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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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735 CcTest::heap()->CollectGarbage(i::NEW_SPACE); // in old gen now | 735 CcTest::heap()->CollectGarbage(i::NEW_SPACE); // in old gen now |
736 i::Handle<i::String> isymbol = | 736 i::Handle<i::String> isymbol = |
737 factory->InternalizeString(istring); | 737 factory->InternalizeString(istring); |
738 CHECK(isymbol->IsInternalizedString()); | 738 CHECK(isymbol->IsInternalizedString()); |
739 } | 739 } |
740 CcTest::heap()->CollectAllGarbage(i::Heap::kNoGCFlags); | 740 CcTest::heap()->CollectAllGarbage(i::Heap::kNoGCFlags); |
741 CcTest::heap()->CollectAllGarbage(i::Heap::kNoGCFlags); | 741 CcTest::heap()->CollectAllGarbage(i::Heap::kNoGCFlags); |
742 } | 742 } |
743 | 743 |
744 | 744 |
745 class DummyResource : public v8::String::ExternalStringResource { | 745 class RandomLengthResource : public v8::String::ExternalStringResource { |
746 public: | 746 public: |
| 747 explicit RandomLengthResource(int length) : length_(length) {} |
747 virtual const uint16_t* data() const { return string_; } | 748 virtual const uint16_t* data() const { return string_; } |
748 virtual size_t length() const { return 1 << 30; } | 749 virtual size_t length() const { return length_; } |
749 | 750 |
750 private: | 751 private: |
751 uint16_t string_[10]; | 752 uint16_t string_[10]; |
| 753 int length_; |
752 }; | 754 }; |
753 | 755 |
754 | 756 |
755 class DummyOneByteResource : public v8::String::ExternalOneByteStringResource { | 757 class RandomLengthOneByteResource |
| 758 : public v8::String::ExternalOneByteStringResource { |
756 public: | 759 public: |
| 760 explicit RandomLengthOneByteResource(int length) : length_(length) {} |
757 virtual const char* data() const { return string_; } | 761 virtual const char* data() const { return string_; } |
758 virtual size_t length() const { return 1 << 30; } | 762 virtual size_t length() const { return length_; } |
759 | 763 |
760 private: | 764 private: |
761 char string_[10]; | 765 char string_[10]; |
| 766 int length_; |
762 }; | 767 }; |
763 | 768 |
764 | 769 |
765 THREADED_TEST(NewExternalForVeryLongString) { | 770 THREADED_TEST(NewExternalForVeryLongString) { |
766 { | 771 { |
767 LocalContext env; | 772 LocalContext env; |
768 v8::HandleScope scope(env->GetIsolate()); | 773 v8::HandleScope scope(env->GetIsolate()); |
769 v8::TryCatch try_catch; | 774 v8::TryCatch try_catch; |
770 DummyOneByteResource r; | 775 RandomLengthOneByteResource r(1 << 30); |
771 v8::Local<v8::String> str = v8::String::NewExternal(CcTest::isolate(), &r); | 776 v8::Local<v8::String> str = v8::String::NewExternal(CcTest::isolate(), &r); |
772 CHECK(str.IsEmpty()); | 777 CHECK(str.IsEmpty()); |
773 CHECK(try_catch.HasCaught()); | 778 CHECK(try_catch.HasCaught()); |
774 String::Utf8Value exception_value(try_catch.Exception()); | 779 String::Utf8Value exception_value(try_catch.Exception()); |
775 CHECK_EQ("RangeError: Invalid string length", *exception_value); | 780 CHECK_EQ("RangeError: Invalid string length", *exception_value); |
776 } | 781 } |
777 | 782 |
778 { | 783 { |
779 LocalContext env; | 784 LocalContext env; |
780 v8::HandleScope scope(env->GetIsolate()); | 785 v8::HandleScope scope(env->GetIsolate()); |
781 v8::TryCatch try_catch; | 786 v8::TryCatch try_catch; |
782 DummyResource r; | 787 RandomLengthResource r(1 << 30); |
783 v8::Local<v8::String> str = v8::String::NewExternal(CcTest::isolate(), &r); | 788 v8::Local<v8::String> str = v8::String::NewExternal(CcTest::isolate(), &r); |
784 CHECK(str.IsEmpty()); | 789 CHECK(str.IsEmpty()); |
785 CHECK(try_catch.HasCaught()); | 790 CHECK(try_catch.HasCaught()); |
786 String::Utf8Value exception_value(try_catch.Exception()); | 791 String::Utf8Value exception_value(try_catch.Exception()); |
787 CHECK_EQ("RangeError: Invalid string length", *exception_value); | 792 CHECK_EQ("RangeError: Invalid string length", *exception_value); |
788 } | 793 } |
789 } | 794 } |
790 | 795 |
791 | 796 |
792 THREADED_TEST(ScavengeExternalString) { | 797 THREADED_TEST(ScavengeExternalString) { |
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24225 } | 24230 } |
24226 | 24231 |
24227 | 24232 |
24228 TEST(InvalidCacheData) { | 24233 TEST(InvalidCacheData) { |
24229 v8::V8::Initialize(); | 24234 v8::V8::Initialize(); |
24230 v8::HandleScope scope(CcTest::isolate()); | 24235 v8::HandleScope scope(CcTest::isolate()); |
24231 LocalContext context; | 24236 LocalContext context; |
24232 TestInvalidCacheData(v8::ScriptCompiler::kConsumeParserCache); | 24237 TestInvalidCacheData(v8::ScriptCompiler::kConsumeParserCache); |
24233 TestInvalidCacheData(v8::ScriptCompiler::kConsumeCodeCache); | 24238 TestInvalidCacheData(v8::ScriptCompiler::kConsumeCodeCache); |
24234 } | 24239 } |
| 24240 |
| 24241 |
| 24242 TEST(StringConcatOverflow) { |
| 24243 v8::V8::Initialize(); |
| 24244 v8::HandleScope scope(CcTest::isolate()); |
| 24245 RandomLengthOneByteResource* r = |
| 24246 new RandomLengthOneByteResource(i::String::kMaxLength); |
| 24247 v8::Local<v8::String> str = v8::String::NewExternal(CcTest::isolate(), r); |
| 24248 CHECK(!str.IsEmpty()); |
| 24249 v8::TryCatch try_catch; |
| 24250 v8::Local<v8::String> result = v8::String::Concat(str, str); |
| 24251 CHECK(result.IsEmpty()); |
| 24252 CHECK(!try_catch.HasCaught()); |
| 24253 } |
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