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1 // Copyright 2007-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2007-2009 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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605 i::Heap::CollectGarbage(0, i::NEW_SPACE); | 605 i::Heap::CollectGarbage(0, i::NEW_SPACE); |
606 in_new_space = i::Heap::InNewSpace(*istring); | 606 in_new_space = i::Heap::InNewSpace(*istring); |
607 CHECK(in_new_space || i::Heap::old_data_space()->Contains(*istring)); | 607 CHECK(in_new_space || i::Heap::old_data_space()->Contains(*istring)); |
608 CHECK_EQ(0, TestAsciiResource::dispose_count); | 608 CHECK_EQ(0, TestAsciiResource::dispose_count); |
609 } | 609 } |
610 i::Heap::CollectGarbage(0, in_new_space ? i::NEW_SPACE : i::OLD_DATA_SPACE); | 610 i::Heap::CollectGarbage(0, in_new_space ? i::NEW_SPACE : i::OLD_DATA_SPACE); |
611 CHECK_EQ(1, TestAsciiResource::dispose_count); | 611 CHECK_EQ(1, TestAsciiResource::dispose_count); |
612 } | 612 } |
613 | 613 |
614 | 614 |
615 static int dispose_count = 0; | 615 class TestAsciiResourceWithDisposeControl: public TestAsciiResource { |
616 static void DisposeExternalStringCount( | 616 public: |
617 String::ExternalStringResourceBase* resource) { | 617 static int dispose_calls; |
618 dispose_count++; | 618 |
619 } | 619 TestAsciiResourceWithDisposeControl(const char* data, bool dispose) |
| 620 : TestAsciiResource(data), |
| 621 dispose_(dispose) { } |
| 622 |
| 623 void Dispose() { |
| 624 ++dispose_calls; |
| 625 if (dispose_) delete this; |
| 626 } |
| 627 private: |
| 628 bool dispose_; |
| 629 }; |
620 | 630 |
621 | 631 |
622 static void DisposeExternalStringDeleteAndCount( | 632 int TestAsciiResourceWithDisposeControl::dispose_calls = 0; |
623 String::ExternalStringResourceBase* resource) { | |
624 delete resource; | |
625 dispose_count++; | |
626 } | |
627 | 633 |
628 | 634 |
629 TEST(ExternalStringWithResourceDisposeCallback) { | 635 TEST(ExternalStringWithDisposeHandling) { |
630 const char* c_source = "1 + 2 * 3"; | 636 const char* c_source = "1 + 2 * 3"; |
631 | 637 |
632 // Set an external string collected callback which does not delete the object. | |
633 v8::V8::SetExternalStringDiposeCallback(DisposeExternalStringCount); | |
634 | |
635 // Use a stack allocated external string resource allocated object. | 638 // Use a stack allocated external string resource allocated object. |
636 dispose_count = 0; | |
637 TestAsciiResource::dispose_count = 0; | 639 TestAsciiResource::dispose_count = 0; |
638 TestAsciiResource res_stack(i::StrDup(c_source)); | 640 TestAsciiResourceWithDisposeControl::dispose_calls = 0; |
| 641 TestAsciiResourceWithDisposeControl res_stack(i::StrDup(c_source), false); |
639 { | 642 { |
640 v8::HandleScope scope; | 643 v8::HandleScope scope; |
641 LocalContext env; | 644 LocalContext env; |
642 Local<String> source = String::NewExternal(&res_stack); | 645 Local<String> source = String::NewExternal(&res_stack); |
643 Local<Script> script = Script::Compile(source); | 646 Local<Script> script = Script::Compile(source); |
644 Local<Value> value = script->Run(); | 647 Local<Value> value = script->Run(); |
645 CHECK(value->IsNumber()); | 648 CHECK(value->IsNumber()); |
646 CHECK_EQ(7, value->Int32Value()); | 649 CHECK_EQ(7, value->Int32Value()); |
647 v8::internal::Heap::CollectAllGarbage(false); | 650 v8::internal::Heap::CollectAllGarbage(false); |
648 CHECK_EQ(0, TestAsciiResource::dispose_count); | 651 CHECK_EQ(0, TestAsciiResource::dispose_count); |
649 } | 652 } |
650 v8::internal::CompilationCache::Clear(); | 653 v8::internal::CompilationCache::Clear(); |
651 v8::internal::Heap::CollectAllGarbage(false); | 654 v8::internal::Heap::CollectAllGarbage(false); |
652 CHECK_EQ(1, dispose_count); | 655 CHECK_EQ(1, TestAsciiResourceWithDisposeControl::dispose_calls); |
653 CHECK_EQ(0, TestAsciiResource::dispose_count); | 656 CHECK_EQ(0, TestAsciiResource::dispose_count); |
654 | 657 |
655 // Set an external string collected callback which does delete the object. | |
656 v8::V8::SetExternalStringDiposeCallback(DisposeExternalStringDeleteAndCount); | |
657 | |
658 // Use a heap allocated external string resource allocated object. | 658 // Use a heap allocated external string resource allocated object. |
659 dispose_count = 0; | |
660 TestAsciiResource::dispose_count = 0; | 659 TestAsciiResource::dispose_count = 0; |
661 TestAsciiResource* res_heap = new TestAsciiResource(i::StrDup(c_source)); | 660 TestAsciiResourceWithDisposeControl::dispose_calls = 0; |
| 661 TestAsciiResource* res_heap = |
| 662 new TestAsciiResourceWithDisposeControl(i::StrDup(c_source), true); |
662 { | 663 { |
663 v8::HandleScope scope; | 664 v8::HandleScope scope; |
664 LocalContext env; | 665 LocalContext env; |
665 Local<String> source = String::NewExternal(res_heap); | 666 Local<String> source = String::NewExternal(res_heap); |
666 Local<Script> script = Script::Compile(source); | 667 Local<Script> script = Script::Compile(source); |
667 Local<Value> value = script->Run(); | 668 Local<Value> value = script->Run(); |
668 CHECK(value->IsNumber()); | 669 CHECK(value->IsNumber()); |
669 CHECK_EQ(7, value->Int32Value()); | 670 CHECK_EQ(7, value->Int32Value()); |
670 v8::internal::Heap::CollectAllGarbage(false); | 671 v8::internal::Heap::CollectAllGarbage(false); |
671 CHECK_EQ(0, TestAsciiResource::dispose_count); | 672 CHECK_EQ(0, TestAsciiResource::dispose_count); |
672 } | 673 } |
673 v8::internal::CompilationCache::Clear(); | 674 v8::internal::CompilationCache::Clear(); |
674 v8::internal::Heap::CollectAllGarbage(false); | 675 v8::internal::Heap::CollectAllGarbage(false); |
675 CHECK_EQ(1, dispose_count); | 676 CHECK_EQ(1, TestAsciiResourceWithDisposeControl::dispose_calls); |
676 CHECK_EQ(1, TestAsciiResource::dispose_count); | 677 CHECK_EQ(1, TestAsciiResource::dispose_count); |
677 } | 678 } |
678 | 679 |
679 | 680 |
680 THREADED_TEST(StringConcat) { | 681 THREADED_TEST(StringConcat) { |
681 { | 682 { |
682 v8::HandleScope scope; | 683 v8::HandleScope scope; |
683 LocalContext env; | 684 LocalContext env; |
684 const char* one_byte_string_1 = "function a_times_t"; | 685 const char* one_byte_string_1 = "function a_times_t"; |
685 const char* two_byte_string_1 = "wo_plus_b(a, b) {return "; | 686 const char* two_byte_string_1 = "wo_plus_b(a, b) {return "; |
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10843 const char* code = | 10844 const char* code = |
10844 "(function() {" | 10845 "(function() {" |
10845 " for (var i = 0; i < 2*16; i++) {" | 10846 " for (var i = 0; i < 2*16; i++) {" |
10846 " %_GetFromCache(0, 'a' + i);" | 10847 " %_GetFromCache(0, 'a' + i);" |
10847 " };" | 10848 " };" |
10848 " return 'PASSED';" | 10849 " return 'PASSED';" |
10849 "})()"; | 10850 "})()"; |
10850 v8::internal::Heap::ClearJSFunctionResultCaches(); | 10851 v8::internal::Heap::ClearJSFunctionResultCaches(); |
10851 ExpectString(code, "PASSED"); | 10852 ExpectString(code, "PASSED"); |
10852 } | 10853 } |
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