| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #include <limits> |
| #include <memory> |
| |
| #include "include/dart_api.h" |
| |
| #include "bin/builtin.h" |
| #include "bin/vmservice_impl.h" |
| |
| #include "platform/globals.h" |
| |
| #include "vm/class_finalizer.h" |
| #include "vm/closure_functions_cache.h" |
| #include "vm/code_descriptors.h" |
| #include "vm/compiler/assembler/assembler.h" |
| #include "vm/compiler/backend/il_test_helper.h" |
| #include "vm/compiler/compiler_state.h" |
| #include "vm/compiler/runtime_api.h" |
| #include "vm/dart_api_impl.h" |
| #include "vm/dart_entry.h" |
| #include "vm/debugger.h" |
| #include "vm/debugger_api_impl_test.h" |
| #include "vm/flags.h" |
| #include "vm/isolate.h" |
| #include "vm/message_handler.h" |
| #include "vm/object.h" |
| #include "vm/object_store.h" |
| #include "vm/resolver.h" |
| #include "vm/simulator.h" |
| #include "vm/symbols.h" |
| #include "vm/tagged_pointer.h" |
| #include "vm/unit_test.h" |
| #include "vm/zone_text_buffer.h" |
| |
| namespace dart { |
| |
| #define Z (thread->zone()) |
| |
| DECLARE_FLAG(bool, write_protect_code); |
| |
| static ClassPtr CreateDummyClass(const String& class_name, |
| const Script& script) { |
| const Class& cls = Class::Handle(Class::New( |
| Library::Handle(), class_name, script, TokenPosition::kNoSource)); |
| cls.set_is_synthesized_class_unsafe(); // Dummy class for testing. |
| cls.set_is_declaration_loaded_unsafe(); |
| return cls.ptr(); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Class) { |
| // Allocate the class first. |
| const String& class_name = String::Handle(Symbols::New(thread, "MyClass")); |
| const Script& script = Script::Handle(); |
| const Class& cls = Class::Handle(CreateDummyClass(class_name, script)); |
| |
| // Class has no fields and no functions yet. |
| EXPECT_EQ(Array::Handle(cls.fields()).Length(), 0); |
| EXPECT_EQ(Array::Handle(cls.current_functions()).Length(), 0); |
| |
| // Setup the interfaces in the class. |
| // Normally the class finalizer is resolving super types and interfaces |
| // before finalizing the types in a class. A side-effect of this is setting |
| // the is_implemented() bit on a class. We do that manually here. |
| const Array& interfaces = Array::Handle(Array::New(2)); |
| Class& interface = Class::Handle(); |
| String& interface_name = String::Handle(); |
| interface_name = Symbols::New(thread, "Harley"); |
| interface = CreateDummyClass(interface_name, script); |
| interfaces.SetAt(0, Type::Handle(Type::NewNonParameterizedType(interface))); |
| interface.set_is_implemented_unsafe(true); |
| interface_name = Symbols::New(thread, "Norton"); |
| interface = CreateDummyClass(interface_name, script); |
| interfaces.SetAt(1, Type::Handle(Type::NewNonParameterizedType(interface))); |
| interface.set_is_implemented_unsafe(true); |
| cls.set_interfaces(interfaces); |
| |
| // Finalization of types happens before the fields and functions have been |
| // parsed. |
| ClassFinalizer::FinalizeTypesInClass(cls); |
| |
| // Create and populate the function arrays. |
| const Array& functions = Array::Handle(Array::New(6)); |
| FunctionType& signature = FunctionType::Handle(); |
| Function& function = Function::Handle(); |
| String& function_name = String::Handle(); |
| function_name = Symbols::New(thread, "foo"); |
| signature = FunctionType::New(); |
| function = Function::New(signature, function_name, |
| UntaggedFunction::kRegularFunction, false, false, |
| false, false, false, cls, TokenPosition::kMinSource); |
| functions.SetAt(0, function); |
| function_name = Symbols::New(thread, "bar"); |
| signature = FunctionType::New(); |
| function = Function::New(signature, function_name, |
| UntaggedFunction::kRegularFunction, false, false, |
| false, false, false, cls, TokenPosition::kMinSource); |
| |
| const int kNumFixedParameters = 2; |
| const int kNumOptionalParameters = 3; |
| const bool kAreOptionalPositional = true; |
| signature.set_num_fixed_parameters(kNumFixedParameters); |
| signature.SetNumOptionalParameters(kNumOptionalParameters, |
| kAreOptionalPositional); |
| functions.SetAt(1, function); |
| |
| function_name = Symbols::New(thread, "baz"); |
| signature = FunctionType::New(); |
| function = Function::New(signature, function_name, |
| UntaggedFunction::kRegularFunction, false, false, |
| false, false, false, cls, TokenPosition::kMinSource); |
| functions.SetAt(2, function); |
| |
| function_name = Symbols::New(thread, "Foo"); |
| signature = FunctionType::New(); |
| function = Function::New(signature, function_name, |
| UntaggedFunction::kRegularFunction, true, false, |
| false, false, false, cls, TokenPosition::kMinSource); |
| |
| functions.SetAt(3, function); |
| function_name = Symbols::New(thread, "Bar"); |
| signature = FunctionType::New(); |
| function = Function::New(signature, function_name, |
| UntaggedFunction::kRegularFunction, true, false, |
| false, false, false, cls, TokenPosition::kMinSource); |
| functions.SetAt(4, function); |
| function_name = Symbols::New(thread, "BaZ"); |
| signature = FunctionType::New(); |
| function = Function::New(signature, function_name, |
| UntaggedFunction::kRegularFunction, true, false, |
| false, false, false, cls, TokenPosition::kMinSource); |
| functions.SetAt(5, function); |
| |
| // Setup the functions in the class. |
| { |
| SafepointWriteRwLocker ml(thread, thread->isolate_group()->program_lock()); |
| cls.SetFunctions(functions); |
| // The class can now be finalized. |
| cls.Finalize(); |
| } |
| |
| function_name = String::New("Foo"); |
| function = Resolver::ResolveDynamicFunction(Z, cls, function_name); |
| EXPECT(function.IsNull()); |
| function = cls.LookupStaticFunction(function_name); |
| EXPECT(!function.IsNull()); |
| EXPECT(function_name.Equals(String::Handle(function.name()))); |
| EXPECT_EQ(cls.ptr(), function.Owner()); |
| EXPECT(function.is_static()); |
| function_name = String::New("baz"); |
| function = Resolver::ResolveDynamicFunction(Z, cls, function_name); |
| EXPECT(!function.IsNull()); |
| EXPECT(function_name.Equals(String::Handle(function.name()))); |
| EXPECT_EQ(cls.ptr(), function.Owner()); |
| EXPECT(!function.is_static()); |
| function = cls.LookupStaticFunction(function_name); |
| EXPECT(function.IsNull()); |
| |
| function_name = String::New("foo"); |
| function = Resolver::ResolveDynamicFunction(Z, cls, function_name); |
| EXPECT(!function.IsNull()); |
| EXPECT_EQ(0, function.num_fixed_parameters()); |
| EXPECT(!function.HasOptionalParameters()); |
| |
| function_name = String::New("bar"); |
| function = Resolver::ResolveDynamicFunction(Z, cls, function_name); |
| EXPECT(!function.IsNull()); |
| EXPECT_EQ(kNumFixedParameters, function.num_fixed_parameters()); |
| EXPECT_EQ(kNumOptionalParameters, function.NumOptionalParameters()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(SixtyThousandDartClasses) { |
| auto zone = thread->zone(); |
| auto isolate_group = thread->isolate_group(); |
| auto class_table = isolate_group->class_table(); |
| |
| const intptr_t start_cid = class_table->NumCids(); |
| const intptr_t num_classes = std::numeric_limits<uint16_t>::max() - start_cid; |
| |
| const Script& script = Script::Handle(zone); |
| String& name = String::Handle(zone); |
| Class& cls = Class::Handle(zone); |
| Field& field = Field::Handle(zone); |
| Array& fields = Array::Handle(zone); |
| Instance& instance = Instance::Handle(zone); |
| Instance& instance2 = Instance::Handle(zone); |
| |
| const auto& instances = |
| GrowableObjectArray::Handle(zone, GrowableObjectArray::New()); |
| |
| // Create many top-level classes - they should not consume 16-bit range. |
| { |
| SafepointWriteRwLocker ml(thread, thread->isolate_group()->program_lock()); |
| for (intptr_t i = 0; i < (1 << 16); ++i) { |
| cls = CreateDummyClass(Symbols::TopLevel(), script); |
| cls.Finalize(); |
| EXPECT(cls.id() > std::numeric_limits<uint16_t>::max()); |
| } |
| } |
| |
| // Create many concrete classes - they should occupy the entire 16-bit space. |
| for (intptr_t i = 0; i < num_classes; ++i) { |
| name = Symbols::New(thread, OS::SCreate(zone, "MyClass%" Pd "", i)); |
| cls = CreateDummyClass(name, script); |
| EXPECT_EQ(start_cid + i, cls.id()); |
| |
| const intptr_t num_fields = (i % 10); |
| fields = Array::New(num_fields); |
| for (intptr_t f = 0; f < num_fields; ++f) { |
| name = |
| Symbols::New(thread, OS::SCreate(zone, "myField_%" Pd "_%" Pd, i, f)); |
| field = Field::New(name, false, false, false, true, false, cls, |
| Object::dynamic_type(), TokenPosition::kMinSource, |
| TokenPosition::kMinSource); |
| fields.SetAt(f, field); |
| } |
| |
| cls.set_interfaces(Array::empty_array()); |
| { |
| SafepointWriteRwLocker ml(thread, |
| thread->isolate_group()->program_lock()); |
| cls.SetFunctions(Array::empty_array()); |
| cls.SetFields(fields); |
| cls.Finalize(); |
| } |
| |
| instance = Instance::New(cls); |
| for (intptr_t f = 0; f < num_fields; ++f) { |
| field ^= fields.At(f); |
| name = Symbols::New(thread, |
| OS::SCreate(zone, "myFieldValue_%" Pd "_%" Pd, i, f)); |
| instance.SetField(field, name); |
| } |
| instances.Add(instance); |
| } |
| EXPECT_EQ((1 << 16) - 1, class_table->NumCids()); |
| |
| // Ensure GC runs and can recognize all those new instances. |
| isolate_group->heap()->CollectAllGarbage(); |
| |
| // Ensure the instances are what we expect. |
| for (intptr_t i = 0; i < num_classes; ++i) { |
| instance ^= instances.At(i); |
| cls = instance.clazz(); |
| fields = cls.fields(); |
| |
| name = cls.Name(); |
| EXPECT(strstr(name.ToCString(), OS::SCreate(zone, "MyClass%" Pd "", i)) != |
| 0); |
| EXPECT_EQ((i % 10), fields.Length()); |
| |
| for (intptr_t f = 0; f < fields.Length(); ++f) { |
| field ^= fields.At(f); |
| instance2 ^= instance.GetField(field); |
| EXPECT(strstr(instance2.ToCString(), |
| OS::SCreate(zone, "myFieldValue_%" Pd "_%" Pd, i, f)) != 0); |
| } |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(TypeArguments) { |
| const Type& type1 = Type::Handle(Type::Double()); |
| const Type& type2 = Type::Handle(Type::StringType()); |
| const TypeArguments& type_arguments1 = |
| TypeArguments::Handle(TypeArguments::New(2)); |
| type_arguments1.SetTypeAt(0, type1); |
| type_arguments1.SetTypeAt(1, type2); |
| const TypeArguments& type_arguments2 = |
| TypeArguments::Handle(TypeArguments::New(2)); |
| type_arguments2.SetTypeAt(0, type1); |
| type_arguments2.SetTypeAt(1, type2); |
| EXPECT_NE(type_arguments1.ptr(), type_arguments2.ptr()); |
| OS::PrintErr("1: %s\n", type_arguments1.ToCString()); |
| OS::PrintErr("2: %s\n", type_arguments2.ToCString()); |
| EXPECT(type_arguments1.Equals(type_arguments2)); |
| TypeArguments& type_arguments3 = TypeArguments::Handle(); |
| type_arguments1.Canonicalize(thread); |
| type_arguments3 ^= type_arguments2.Canonicalize(thread); |
| EXPECT_EQ(type_arguments1.ptr(), type_arguments3.ptr()); |
| } |
| |
| TEST_CASE(Class_EndTokenPos) { |
| const char* kScript = |
| "\n" |
| "class A {\n" |
| " /**\n" |
| " * Description of foo().\n" |
| " */\n" |
| " foo(a) { return '''\"}'''; }\n" |
| " // }\n" |
| " var bar = '\\'}';\n" |
| "}\n"; |
| Dart_Handle lib_h = TestCase::LoadTestScript(kScript, nullptr); |
| EXPECT_VALID(lib_h); |
| TransitionNativeToVM transition(thread); |
| Library& lib = Library::Handle(); |
| lib ^= Api::UnwrapHandle(lib_h); |
| EXPECT(!lib.IsNull()); |
| const Class& cls = |
| Class::Handle(lib.LookupClass(String::Handle(String::New("A")))); |
| EXPECT(!cls.IsNull()); |
| const Error& error = Error::Handle(cls.EnsureIsFinalized(thread)); |
| EXPECT(error.IsNull()); |
| const TokenPosition end_token_pos = cls.end_token_pos(); |
| const Script& scr = Script::Handle(cls.script()); |
| intptr_t line; |
| intptr_t col; |
| EXPECT(scr.GetTokenLocation(end_token_pos, &line, &col)); |
| EXPECT_EQ(9, line); |
| EXPECT_EQ(1, col); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(InstanceClass) { |
| // Allocate the class first. |
| String& class_name = String::Handle(Symbols::New(thread, "EmptyClass")); |
| Script& script = Script::Handle(); |
| const Class& empty_class = |
| Class::Handle(CreateDummyClass(class_name, script)); |
| |
| // EmptyClass has no fields and no functions. |
| EXPECT_EQ(Array::Handle(empty_class.fields()).Length(), 0); |
| EXPECT_EQ(Array::Handle(empty_class.current_functions()).Length(), 0); |
| |
| ClassFinalizer::FinalizeTypesInClass(empty_class); |
| { |
| SafepointWriteRwLocker ml(thread, thread->isolate_group()->program_lock()); |
| empty_class.Finalize(); |
| } |
| |
| EXPECT_EQ(kObjectAlignment, empty_class.host_instance_size()); |
| Instance& instance = Instance::Handle(Instance::New(empty_class)); |
| EXPECT_EQ(empty_class.ptr(), instance.clazz()); |
| |
| class_name = Symbols::New(thread, "OneFieldClass"); |
| const Class& one_field_class = |
| Class::Handle(CreateDummyClass(class_name, script)); |
| |
| // No fields, functions, or super type for the OneFieldClass. |
| EXPECT_EQ(Array::Handle(empty_class.fields()).Length(), 0); |
| EXPECT_EQ(Array::Handle(empty_class.current_functions()).Length(), 0); |
| EXPECT_EQ(empty_class.super_type(), AbstractType::null()); |
| ClassFinalizer::FinalizeTypesInClass(one_field_class); |
| |
| const Array& one_fields = Array::Handle(Array::New(1)); |
| const String& field_name = String::Handle(Symbols::New(thread, "the_field")); |
| const Field& field = Field::Handle( |
| Field::New(field_name, false, false, false, true, false, one_field_class, |
| Object::dynamic_type(), TokenPosition::kMinSource, |
| TokenPosition::kMinSource)); |
| one_fields.SetAt(0, field); |
| { |
| SafepointWriteRwLocker ml(thread, thread->isolate_group()->program_lock()); |
| one_field_class.SetFields(one_fields); |
| one_field_class.Finalize(); |
| } |
| intptr_t header_size = sizeof(UntaggedObject); |
| EXPECT_EQ(Utils::RoundUp((header_size + (1 * kWordSize)), kObjectAlignment), |
| one_field_class.host_instance_size()); |
| EXPECT_EQ(header_size, field.HostOffset()); |
| EXPECT(!one_field_class.is_implemented()); |
| one_field_class.set_is_implemented_unsafe(true); |
| EXPECT(one_field_class.is_implemented()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Smi) { |
| const Smi& smi = Smi::Handle(Smi::New(5)); |
| Object& smi_object = Object::Handle(smi.ptr()); |
| EXPECT(smi.IsSmi()); |
| EXPECT(smi_object.IsSmi()); |
| EXPECT_EQ(5, smi.Value()); |
| const Object& object = Object::Handle(); |
| EXPECT(!object.IsSmi()); |
| smi_object = Object::null(); |
| EXPECT(!smi_object.IsSmi()); |
| |
| EXPECT(smi.Equals(Smi::Handle(Smi::New(5)))); |
| EXPECT(!smi.Equals(Smi::Handle(Smi::New(6)))); |
| EXPECT(smi.Equals(smi)); |
| EXPECT(!smi.Equals(Smi::Handle())); |
| |
| EXPECT(Smi::IsValid(0)); |
| EXPECT(Smi::IsValid(-15)); |
| EXPECT(Smi::IsValid(0xFFu)); |
| // Upper two bits must be either 00 or 11. |
| #if defined(ARCH_IS_64_BIT) && !defined(DART_COMPRESSED_POINTERS) |
| EXPECT(!Smi::IsValid(kMaxInt64)); |
| EXPECT(Smi::IsValid(0x3FFFFFFFFFFFFFFF)); |
| EXPECT(Smi::IsValid(-1)); |
| #else |
| EXPECT(!Smi::IsValid(kMaxInt32)); |
| EXPECT(Smi::IsValid(0x3FFFFFFF)); |
| EXPECT(Smi::IsValid(-1)); |
| EXPECT(!Smi::IsValid(0xFFFFFFFFu)); |
| #endif |
| |
| EXPECT_EQ(5, smi.AsInt64Value()); |
| EXPECT_EQ(5.0, smi.AsDoubleValue()); |
| |
| Smi& a = Smi::Handle(Smi::New(5)); |
| Smi& b = Smi::Handle(Smi::New(3)); |
| EXPECT_EQ(1, a.CompareWith(b)); |
| EXPECT_EQ(-1, b.CompareWith(a)); |
| EXPECT_EQ(0, a.CompareWith(a)); |
| |
| Smi& c = Smi::Handle(Smi::New(-1)); |
| |
| Mint& mint1 = Mint::Handle(); |
| mint1 ^= Integer::New(DART_2PART_UINT64_C(0x7FFFFFFF, 100)); |
| Mint& mint2 = Mint::Handle(); |
| mint2 ^= Integer::New(-DART_2PART_UINT64_C(0x7FFFFFFF, 100)); |
| EXPECT_EQ(-1, a.CompareWith(mint1)); |
| EXPECT_EQ(1, a.CompareWith(mint2)); |
| EXPECT_EQ(-1, c.CompareWith(mint1)); |
| EXPECT_EQ(1, c.CompareWith(mint2)); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringCompareTo) { |
| const String& abcd = String::Handle(String::New("abcd")); |
| const String& abce = String::Handle(String::New("abce")); |
| EXPECT_EQ(0, abcd.CompareTo(abcd)); |
| EXPECT_EQ(0, abce.CompareTo(abce)); |
| EXPECT(abcd.CompareTo(abce) < 0); |
| EXPECT(abce.CompareTo(abcd) > 0); |
| |
| const int kMonkeyLen = 4; |
| const uint8_t monkey_utf8[kMonkeyLen] = {0xf0, 0x9f, 0x90, 0xb5}; |
| const String& monkey_face = |
| String::Handle(String::FromUTF8(monkey_utf8, kMonkeyLen)); |
| const int kDogLen = 4; |
| // 0x1f436 DOG FACE. |
| const uint8_t dog_utf8[kDogLen] = {0xf0, 0x9f, 0x90, 0xb6}; |
| const String& dog_face = String::Handle(String::FromUTF8(dog_utf8, kDogLen)); |
| EXPECT_EQ(0, monkey_face.CompareTo(monkey_face)); |
| EXPECT_EQ(0, dog_face.CompareTo(dog_face)); |
| EXPECT(monkey_face.CompareTo(dog_face) < 0); |
| EXPECT(dog_face.CompareTo(monkey_face) > 0); |
| |
| const int kDominoLen = 4; |
| // 0x1f036 DOMINO TILE HORIZONTAL-00-05. |
| const uint8_t domino_utf8[kDominoLen] = {0xf0, 0x9f, 0x80, 0xb6}; |
| const String& domino = |
| String::Handle(String::FromUTF8(domino_utf8, kDominoLen)); |
| EXPECT_EQ(0, domino.CompareTo(domino)); |
| EXPECT(domino.CompareTo(dog_face) < 0); |
| EXPECT(domino.CompareTo(monkey_face) < 0); |
| EXPECT(dog_face.CompareTo(domino) > 0); |
| EXPECT(monkey_face.CompareTo(domino) > 0); |
| |
| EXPECT(abcd.CompareTo(monkey_face) < 0); |
| EXPECT(abce.CompareTo(monkey_face) < 0); |
| EXPECT(abcd.CompareTo(domino) < 0); |
| EXPECT(abce.CompareTo(domino) < 0); |
| EXPECT(domino.CompareTo(abcd) > 0); |
| EXPECT(domino.CompareTo(abcd) > 0); |
| EXPECT(monkey_face.CompareTo(abce) > 0); |
| EXPECT(monkey_face.CompareTo(abce) > 0); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringEncodeIRI) { |
| const char* kInput = |
| "file:///usr/local/johnmccutchan/workspace/dart-repo/dart/test.dart"; |
| const char* kOutput = |
| "file%3A%2F%2F%2Fusr%2Flocal%2Fjohnmccutchan%2Fworkspace%2F" |
| "dart-repo%2Fdart%2Ftest.dart"; |
| const String& input = String::Handle(String::New(kInput)); |
| const char* encoded = String::EncodeIRI(input); |
| EXPECT(strcmp(encoded, kOutput) == 0); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringDecodeIRI) { |
| const char* kOutput = |
| "file:///usr/local/johnmccutchan/workspace/dart-repo/dart/test.dart"; |
| const char* kInput = |
| "file%3A%2F%2F%2Fusr%2Flocal%2Fjohnmccutchan%2Fworkspace%2F" |
| "dart-repo%2Fdart%2Ftest.dart"; |
| const String& input = String::Handle(String::New(kInput)); |
| const String& output = String::Handle(String::New(kOutput)); |
| const String& decoded = String::Handle(String::DecodeIRI(input)); |
| EXPECT(output.Equals(decoded)); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringDecodeIRIInvalid) { |
| String& input = String::Handle(); |
| input = String::New("file%"); |
| String& decoded = String::Handle(); |
| decoded = String::DecodeIRI(input); |
| EXPECT(decoded.IsNull()); |
| input = String::New("file%3"); |
| decoded = String::DecodeIRI(input); |
| EXPECT(decoded.IsNull()); |
| input = String::New("file%3g"); |
| decoded = String::DecodeIRI(input); |
| EXPECT(decoded.IsNull()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringIRITwoByte) { |
| const intptr_t kInputLen = 3; |
| const uint16_t kInput[kInputLen] = {'x', '/', 256}; |
| const String& input = String::Handle(String::FromUTF16(kInput, kInputLen)); |
| const intptr_t kOutputLen = 10; |
| const uint16_t kOutput[kOutputLen] = {'x', '%', '2', 'F', '%', |
| 'C', '4', '%', '8', '0'}; |
| const String& output = String::Handle(String::FromUTF16(kOutput, kOutputLen)); |
| const String& encoded = String::Handle(String::New(String::EncodeIRI(input))); |
| EXPECT(output.Equals(encoded)); |
| const String& decoded = String::Handle(String::DecodeIRI(output)); |
| EXPECT(input.Equals(decoded)); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Mint) { |
| // On 64-bit architectures a Smi is stored in a 64 bit word. A Midint cannot |
| // be allocated if it does fit into a Smi. |
| #if !defined(ARCH_IS_64_BIT) || defined(DART_COMPRESSED_POINTERS) |
| { |
| Mint& med = Mint::Handle(); |
| EXPECT(med.IsNull()); |
| int64_t v = DART_2PART_UINT64_C(1, 0); |
| med ^= Integer::New(v); |
| EXPECT_EQ(v, med.value()); |
| const String& smi_str = String::Handle(String::New("1")); |
| const String& mint1_str = String::Handle(String::New("2147419168")); |
| const String& mint2_str = String::Handle(String::New("-2147419168")); |
| Integer& i = Integer::Handle(Integer::NewCanonical(smi_str)); |
| EXPECT(i.IsSmi()); |
| i = Integer::NewCanonical(mint1_str); |
| EXPECT(i.IsMint()); |
| EXPECT(!i.IsZero()); |
| EXPECT(!i.IsNegative()); |
| i = Integer::NewCanonical(mint2_str); |
| EXPECT(i.IsMint()); |
| EXPECT(!i.IsZero()); |
| EXPECT(i.IsNegative()); |
| } |
| Integer& i = Integer::Handle(Integer::New(DART_2PART_UINT64_C(1, 0))); |
| EXPECT(i.IsMint()); |
| EXPECT(!i.IsZero()); |
| EXPECT(!i.IsNegative()); |
| Integer& i1 = Integer::Handle(Integer::New(DART_2PART_UINT64_C(1010, 0))); |
| Mint& i2 = Mint::Handle(); |
| i2 ^= Integer::New(DART_2PART_UINT64_C(1010, 0)); |
| EXPECT(i1.Equals(i2)); |
| EXPECT(!i.Equals(i1)); |
| int64_t test = DART_2PART_UINT64_C(1010, 0); |
| EXPECT_EQ(test, i2.value()); |
| |
| Mint& a = Mint::Handle(); |
| a ^= Integer::New(DART_2PART_UINT64_C(5, 0)); |
| Mint& b = Mint::Handle(); |
| b ^= Integer::New(DART_2PART_UINT64_C(3, 0)); |
| EXPECT_EQ(1, a.CompareWith(b)); |
| EXPECT_EQ(-1, b.CompareWith(a)); |
| EXPECT_EQ(0, a.CompareWith(a)); |
| |
| Mint& c = Mint::Handle(); |
| c ^= Integer::New(-DART_2PART_UINT64_C(3, 0)); |
| Smi& smi1 = Smi::Handle(Smi::New(4)); |
| Smi& smi2 = Smi::Handle(Smi::New(-4)); |
| EXPECT_EQ(1, a.CompareWith(smi1)); |
| EXPECT_EQ(1, a.CompareWith(smi2)); |
| EXPECT_EQ(-1, c.CompareWith(smi1)); |
| EXPECT_EQ(-1, c.CompareWith(smi2)); |
| |
| int64_t mint_value = DART_2PART_UINT64_C(0x7FFFFFFF, 64); |
| const String& mint_string = String::Handle(String::New("0x7FFFFFFF00000064")); |
| Mint& mint1 = Mint::Handle(); |
| mint1 ^= Integer::NewCanonical(mint_string); |
| Mint& mint2 = Mint::Handle(); |
| mint2 ^= Integer::NewCanonical(mint_string); |
| EXPECT_EQ(mint1.value(), mint_value); |
| EXPECT_EQ(mint2.value(), mint_value); |
| EXPECT_EQ(mint1.ptr(), mint2.ptr()); |
| #endif |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Double) { |
| { |
| const double dbl_const = 5.0; |
| const Double& dbl = Double::Handle(Double::New(dbl_const)); |
| Object& dbl_object = Object::Handle(dbl.ptr()); |
| EXPECT(dbl.IsDouble()); |
| EXPECT(dbl_object.IsDouble()); |
| EXPECT_EQ(dbl_const, dbl.value()); |
| } |
| |
| { |
| const double dbl_const = -5.0; |
| const Double& dbl = Double::Handle(Double::New(dbl_const)); |
| Object& dbl_object = Object::Handle(dbl.ptr()); |
| EXPECT(dbl.IsDouble()); |
| EXPECT(dbl_object.IsDouble()); |
| EXPECT_EQ(dbl_const, dbl.value()); |
| } |
| |
| { |
| const double dbl_const = 0.0; |
| const Double& dbl = Double::Handle(Double::New(dbl_const)); |
| Object& dbl_object = Object::Handle(dbl.ptr()); |
| EXPECT(dbl.IsDouble()); |
| EXPECT(dbl_object.IsDouble()); |
| EXPECT_EQ(dbl_const, dbl.value()); |
| } |
| |
| { |
| const double dbl_const = 5.0; |
| const String& dbl_str = String::Handle(String::New("5.0")); |
| const Double& dbl1 = Double::Handle(Double::NewCanonical(dbl_const)); |
| const Double& dbl2 = Double::Handle(Double::NewCanonical(dbl_const)); |
| const Double& dbl3 = Double::Handle(Double::NewCanonical(dbl_str)); |
| EXPECT_EQ(dbl_const, dbl1.value()); |
| EXPECT_EQ(dbl_const, dbl2.value()); |
| EXPECT_EQ(dbl_const, dbl3.value()); |
| EXPECT_EQ(dbl1.ptr(), dbl2.ptr()); |
| EXPECT_EQ(dbl1.ptr(), dbl3.ptr()); |
| } |
| |
| { |
| const double dbl_const = 2.0; |
| const Double& dbl1 = Double::Handle(Double::New(dbl_const)); |
| const Double& dbl2 = Double::Handle(Double::New(dbl_const)); |
| EXPECT(dbl1.OperatorEquals(dbl2)); |
| EXPECT(dbl1.IsIdenticalTo(dbl2)); |
| EXPECT(dbl1.CanonicalizeEquals(dbl2)); |
| const Double& dbl3 = Double::Handle(Double::New(3.3)); |
| EXPECT(!dbl1.OperatorEquals(dbl3)); |
| EXPECT(!dbl1.OperatorEquals(Smi::Handle(Smi::New(3)))); |
| EXPECT(!dbl1.OperatorEquals(Double::Handle())); |
| const Double& nan0 = Double::Handle(Double::New(NAN)); |
| EXPECT(isnan(nan0.value())); |
| EXPECT(nan0.IsIdenticalTo(nan0)); |
| EXPECT(nan0.CanonicalizeEquals(nan0)); |
| EXPECT(!nan0.OperatorEquals(nan0)); |
| const Double& nan1 = |
| Double::Handle(Double::New(bit_cast<double>(kMaxUint64 - 0))); |
| const Double& nan2 = |
| Double::Handle(Double::New(bit_cast<double>(kMaxUint64 - 1))); |
| EXPECT(isnan(nan1.value())); |
| EXPECT(isnan(nan2.value())); |
| EXPECT(!nan1.IsIdenticalTo(nan2)); |
| EXPECT(!nan1.CanonicalizeEquals(nan2)); |
| EXPECT(!nan1.OperatorEquals(nan2)); |
| } |
| { |
| const String& dbl_str0 = String::Handle(String::New("bla")); |
| const Double& dbl0 = Double::Handle(Double::New(dbl_str0)); |
| EXPECT(dbl0.IsNull()); |
| |
| const String& dbl_str1 = String::Handle(String::New("2.0")); |
| const Double& dbl1 = Double::Handle(Double::New(dbl_str1)); |
| EXPECT_EQ(2.0, dbl1.value()); |
| |
| // Disallow legacy form. |
| const String& dbl_str2 = String::Handle(String::New("2.0d")); |
| const Double& dbl2 = Double::Handle(Double::New(dbl_str2)); |
| EXPECT(dbl2.IsNull()); |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Integer) { |
| Integer& i = Integer::Handle(); |
| i = Integer::NewCanonical(String::Handle(String::New("12"))); |
| EXPECT(i.IsSmi()); |
| i = Integer::NewCanonical(String::Handle(String::New("-120"))); |
| EXPECT(i.IsSmi()); |
| i = Integer::NewCanonical(String::Handle(String::New("0"))); |
| EXPECT(i.IsSmi()); |
| i = Integer::NewCanonical( |
| String::Handle(String::New("12345678901234567890"))); |
| EXPECT(i.IsNull()); |
| i = Integer::NewCanonical( |
| String::Handle(String::New("-12345678901234567890111222"))); |
| EXPECT(i.IsNull()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(String) { |
| const char* kHello = "Hello World!"; |
| int32_t hello_len = strlen(kHello); |
| const String& str = String::Handle(String::New(kHello)); |
| EXPECT(str.IsInstance()); |
| EXPECT(str.IsString()); |
| EXPECT(str.IsOneByteString()); |
| EXPECT(!str.IsTwoByteString()); |
| EXPECT(!str.IsNumber()); |
| EXPECT_EQ(hello_len, str.Length()); |
| EXPECT_EQ('H', str.CharAt(0)); |
| EXPECT_EQ('e', str.CharAt(1)); |
| EXPECT_EQ('l', str.CharAt(2)); |
| EXPECT_EQ('l', str.CharAt(3)); |
| EXPECT_EQ('o', str.CharAt(4)); |
| EXPECT_EQ(' ', str.CharAt(5)); |
| EXPECT_EQ('W', str.CharAt(6)); |
| EXPECT_EQ('o', str.CharAt(7)); |
| EXPECT_EQ('r', str.CharAt(8)); |
| EXPECT_EQ('l', str.CharAt(9)); |
| EXPECT_EQ('d', str.CharAt(10)); |
| EXPECT_EQ('!', str.CharAt(11)); |
| |
| const uint8_t* motto = |
| reinterpret_cast<const uint8_t*>("Dart's bescht wos je hets gits"); |
| const String& str2 = String::Handle(String::FromUTF8(motto + 7, 4)); |
| EXPECT_EQ(4, str2.Length()); |
| EXPECT_EQ('b', str2.CharAt(0)); |
| EXPECT_EQ('e', str2.CharAt(1)); |
| EXPECT_EQ('s', str2.CharAt(2)); |
| EXPECT_EQ('c', str2.CharAt(3)); |
| |
| const String& str3 = String::Handle(String::New(kHello)); |
| EXPECT(str.Equals(str)); |
| EXPECT_EQ(str.Hash(), str.Hash()); |
| EXPECT(!str.Equals(str2)); |
| EXPECT(str.Equals(str3)); |
| EXPECT_EQ(str.Hash(), str3.Hash()); |
| EXPECT(str3.Equals(str)); |
| |
| const String& str4 = String::Handle(String::New("foo")); |
| const String& str5 = String::Handle(String::New("bar")); |
| const String& str6 = String::Handle(String::Concat(str4, str5)); |
| const String& str7 = String::Handle(String::New("foobar")); |
| EXPECT(str6.Equals(str7)); |
| EXPECT(!str6.Equals(Smi::Handle(Smi::New(4)))); |
| |
| const String& empty1 = String::Handle(String::New("")); |
| const String& empty2 = String::Handle(String::New("")); |
| EXPECT(empty1.Equals(empty2, 0, 0)); |
| |
| const intptr_t kCharsLen = 8; |
| const uint8_t chars[kCharsLen] = {1, 2, 127, 64, 92, 0, 55, 55}; |
| const String& str8 = String::Handle(String::FromUTF8(chars, kCharsLen)); |
| EXPECT_EQ(kCharsLen, str8.Length()); |
| EXPECT_EQ(1, str8.CharAt(0)); |
| EXPECT_EQ(127, str8.CharAt(2)); |
| EXPECT_EQ(64, str8.CharAt(3)); |
| EXPECT_EQ(0, str8.CharAt(5)); |
| EXPECT_EQ(55, str8.CharAt(6)); |
| EXPECT_EQ(55, str8.CharAt(7)); |
| const intptr_t kCharsIndex = 3; |
| const String& sub1 = String::Handle(String::SubString(str8, kCharsIndex)); |
| EXPECT_EQ((kCharsLen - kCharsIndex), sub1.Length()); |
| EXPECT_EQ(64, sub1.CharAt(0)); |
| EXPECT_EQ(92, sub1.CharAt(1)); |
| EXPECT_EQ(0, sub1.CharAt(2)); |
| EXPECT_EQ(55, sub1.CharAt(3)); |
| EXPECT_EQ(55, sub1.CharAt(4)); |
| |
| const intptr_t kWideCharsLen = 7; |
| uint16_t wide_chars[kWideCharsLen] = {'H', 'e', 'l', 'l', 'o', 256, '!'}; |
| const String& two_str = |
| String::Handle(String::FromUTF16(wide_chars, kWideCharsLen)); |
| EXPECT(two_str.IsInstance()); |
| EXPECT(two_str.IsString()); |
| EXPECT(two_str.IsTwoByteString()); |
| EXPECT(!two_str.IsOneByteString()); |
| EXPECT_EQ(kWideCharsLen, two_str.Length()); |
| EXPECT_EQ('H', two_str.CharAt(0)); |
| EXPECT_EQ(256, two_str.CharAt(5)); |
| const intptr_t kWideCharsIndex = 3; |
| const String& sub2 = String::Handle(String::SubString(two_str, kCharsIndex)); |
| EXPECT_EQ((kWideCharsLen - kWideCharsIndex), sub2.Length()); |
| EXPECT_EQ('l', sub2.CharAt(0)); |
| EXPECT_EQ('o', sub2.CharAt(1)); |
| EXPECT_EQ(256, sub2.CharAt(2)); |
| EXPECT_EQ('!', sub2.CharAt(3)); |
| |
| { |
| const String& str1 = String::Handle(String::New("My.create")); |
| const String& str2 = String::Handle(String::New("My")); |
| const String& str3 = String::Handle(String::New("create")); |
| EXPECT_EQ(true, str1.StartsWith(str2)); |
| EXPECT_EQ(false, str1.StartsWith(str3)); |
| } |
| |
| const int32_t four_chars[] = {'C', 0xFF, 'h', 0xFFFF, 'a', 0x10FFFF, 'r'}; |
| const String& four_str = String::Handle(String::FromUTF32(four_chars, 7)); |
| EXPECT_EQ(four_str.Hash(), four_str.Hash()); |
| EXPECT(four_str.IsTwoByteString()); |
| EXPECT(!four_str.IsOneByteString()); |
| EXPECT_EQ(8, four_str.Length()); |
| EXPECT_EQ('C', four_str.CharAt(0)); |
| EXPECT_EQ(0xFF, four_str.CharAt(1)); |
| EXPECT_EQ('h', four_str.CharAt(2)); |
| EXPECT_EQ(0xFFFF, four_str.CharAt(3)); |
| EXPECT_EQ('a', four_str.CharAt(4)); |
| EXPECT_EQ(0xDBFF, four_str.CharAt(5)); |
| EXPECT_EQ(0xDFFF, four_str.CharAt(6)); |
| EXPECT_EQ('r', four_str.CharAt(7)); |
| |
| // Create a 1-byte string from an array of 2-byte elements. |
| { |
| const uint16_t char16[] = {0x00, 0x7F, 0xFF}; |
| const String& str8 = String::Handle(String::FromUTF16(char16, 3)); |
| EXPECT(str8.IsOneByteString()); |
| EXPECT(!str8.IsTwoByteString()); |
| EXPECT_EQ(0x00, str8.CharAt(0)); |
| EXPECT_EQ(0x7F, str8.CharAt(1)); |
| EXPECT_EQ(0xFF, str8.CharAt(2)); |
| } |
| |
| // Create a 1-byte string from an array of 4-byte elements. |
| { |
| const int32_t char32[] = {0x00, 0x1F, 0x7F}; |
| const String& str8 = String::Handle(String::FromUTF32(char32, 3)); |
| EXPECT(str8.IsOneByteString()); |
| EXPECT(!str8.IsTwoByteString()); |
| EXPECT_EQ(0x00, str8.CharAt(0)); |
| EXPECT_EQ(0x1F, str8.CharAt(1)); |
| EXPECT_EQ(0x7F, str8.CharAt(2)); |
| } |
| |
| // Create a 2-byte string from an array of 4-byte elements. |
| { |
| const int32_t char32[] = {0, 0x7FFF, 0xFFFF}; |
| const String& str16 = String::Handle(String::FromUTF32(char32, 3)); |
| EXPECT(!str16.IsOneByteString()); |
| EXPECT(str16.IsTwoByteString()); |
| EXPECT_EQ(0x0000, str16.CharAt(0)); |
| EXPECT_EQ(0x7FFF, str16.CharAt(1)); |
| EXPECT_EQ(0xFFFF, str16.CharAt(2)); |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringFormat) { |
| const char* hello_str = "Hello World!"; |
| const String& str = |
| String::Handle(String::NewFormatted("Hello %s!", "World")); |
| EXPECT(str.IsInstance()); |
| EXPECT(str.IsString()); |
| EXPECT(str.IsOneByteString()); |
| EXPECT(!str.IsTwoByteString()); |
| EXPECT(!str.IsNumber()); |
| EXPECT(str.Equals(hello_str)); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringConcat) { |
| // Create strings from concatenated 1-byte empty strings. |
| { |
| const String& empty1 = String::Handle(String::New("")); |
| EXPECT(empty1.IsOneByteString()); |
| EXPECT_EQ(0, empty1.Length()); |
| |
| const String& empty2 = String::Handle(String::New("")); |
| EXPECT(empty2.IsOneByteString()); |
| EXPECT_EQ(0, empty2.Length()); |
| |
| // Concat |
| |
| const String& empty3 = String::Handle(String::Concat(empty1, empty2)); |
| EXPECT(empty3.IsOneByteString()); |
| EXPECT_EQ(0, empty3.Length()); |
| |
| // ConcatAll |
| |
| const Array& array1 = Array::Handle(Array::New(0)); |
| EXPECT_EQ(0, array1.Length()); |
| const String& empty4 = String::Handle(String::ConcatAll(array1)); |
| EXPECT_EQ(0, empty4.Length()); |
| |
| const Array& array2 = Array::Handle(Array::New(10)); |
| EXPECT_EQ(10, array2.Length()); |
| for (int i = 0; i < array2.Length(); ++i) { |
| array2.SetAt(i, String::Handle(String::New(""))); |
| } |
| const String& empty5 = String::Handle(String::ConcatAll(array2)); |
| EXPECT(empty5.IsOneByteString()); |
| EXPECT_EQ(0, empty5.Length()); |
| |
| const Array& array3 = Array::Handle(Array::New(123)); |
| EXPECT_EQ(123, array3.Length()); |
| |
| const String& empty6 = String::Handle(String::New("")); |
| EXPECT(empty6.IsOneByteString()); |
| EXPECT_EQ(0, empty6.Length()); |
| for (int i = 0; i < array3.Length(); ++i) { |
| array3.SetAt(i, empty6); |
| } |
| const String& empty7 = String::Handle(String::ConcatAll(array3)); |
| EXPECT(empty7.IsOneByteString()); |
| EXPECT_EQ(0, empty7.Length()); |
| } |
| |
| // Concatenated empty and non-empty 1-byte strings. |
| { |
| const String& str1 = String::Handle(String::New("")); |
| EXPECT_EQ(0, str1.Length()); |
| EXPECT(str1.IsOneByteString()); |
| |
| const String& str2 = String::Handle(String::New("one")); |
| EXPECT(str2.IsOneByteString()); |
| EXPECT_EQ(3, str2.Length()); |
| |
| // Concat |
| |
| const String& str3 = String::Handle(String::Concat(str1, str2)); |
| EXPECT(str3.IsOneByteString()); |
| EXPECT_EQ(3, str3.Length()); |
| EXPECT(str3.Equals(str2)); |
| |
| const String& str4 = String::Handle(String::Concat(str2, str1)); |
| EXPECT(str4.IsOneByteString()); |
| EXPECT_EQ(3, str4.Length()); |
| EXPECT(str4.Equals(str2)); |
| |
| // ConcatAll |
| |
| const Array& array1 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array1.Length()); |
| array1.SetAt(0, str1); |
| array1.SetAt(1, str2); |
| const String& str5 = String::Handle(String::ConcatAll(array1)); |
| EXPECT(str5.IsOneByteString()); |
| EXPECT_EQ(3, str5.Length()); |
| EXPECT(str5.Equals(str2)); |
| |
| const Array& array2 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array2.Length()); |
| array2.SetAt(0, str1); |
| array2.SetAt(1, str2); |
| const String& str6 = String::Handle(String::ConcatAll(array2)); |
| EXPECT(str6.IsOneByteString()); |
| EXPECT_EQ(3, str6.Length()); |
| EXPECT(str6.Equals(str2)); |
| |
| const Array& array3 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array3.Length()); |
| array3.SetAt(0, str2); |
| array3.SetAt(1, str1); |
| array3.SetAt(2, str2); |
| const String& str7 = String::Handle(String::ConcatAll(array3)); |
| EXPECT(str7.IsOneByteString()); |
| EXPECT_EQ(6, str7.Length()); |
| EXPECT(str7.Equals("oneone")); |
| EXPECT(!str7.Equals("oneoneone")); |
| } |
| |
| // Create a string by concatenating non-empty 1-byte strings. |
| { |
| const char* one = "one"; |
| intptr_t one_len = strlen(one); |
| const String& onestr = String::Handle(String::New(one)); |
| EXPECT(onestr.IsOneByteString()); |
| EXPECT_EQ(one_len, onestr.Length()); |
| |
| const char* three = "three"; |
| intptr_t three_len = strlen(three); |
| const String& threestr = String::Handle(String::New(three)); |
| EXPECT(threestr.IsOneByteString()); |
| EXPECT_EQ(three_len, threestr.Length()); |
| |
| // Concat |
| |
| const String& str3 = String::Handle(String::Concat(onestr, threestr)); |
| EXPECT(str3.IsOneByteString()); |
| const char* one_three = "onethree"; |
| EXPECT(str3.Equals(one_three)); |
| |
| const String& str4 = String::Handle(String::Concat(threestr, onestr)); |
| EXPECT(str4.IsOneByteString()); |
| const char* three_one = "threeone"; |
| intptr_t three_one_len = strlen(three_one); |
| EXPECT_EQ(three_one_len, str4.Length()); |
| EXPECT(str4.Equals(three_one)); |
| |
| // ConcatAll |
| |
| const Array& array1 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array1.Length()); |
| array1.SetAt(0, onestr); |
| array1.SetAt(1, threestr); |
| const String& str5 = String::Handle(String::ConcatAll(array1)); |
| EXPECT(str5.IsOneByteString()); |
| intptr_t one_three_len = strlen(one_three); |
| EXPECT_EQ(one_three_len, str5.Length()); |
| EXPECT(str5.Equals(one_three)); |
| |
| const Array& array2 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array2.Length()); |
| array2.SetAt(0, threestr); |
| array2.SetAt(1, onestr); |
| const String& str6 = String::Handle(String::ConcatAll(array2)); |
| EXPECT(str6.IsOneByteString()); |
| EXPECT_EQ(three_one_len, str6.Length()); |
| EXPECT(str6.Equals(three_one)); |
| |
| const Array& array3 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array3.Length()); |
| array3.SetAt(0, onestr); |
| array3.SetAt(1, threestr); |
| array3.SetAt(2, onestr); |
| const String& str7 = String::Handle(String::ConcatAll(array3)); |
| EXPECT(str7.IsOneByteString()); |
| const char* one_three_one = "onethreeone"; |
| intptr_t one_three_one_len = strlen(one_three_one); |
| EXPECT_EQ(one_three_one_len, str7.Length()); |
| EXPECT(str7.Equals(one_three_one)); |
| |
| const Array& array4 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array4.Length()); |
| array4.SetAt(0, threestr); |
| array4.SetAt(1, onestr); |
| array4.SetAt(2, threestr); |
| const String& str8 = String::Handle(String::ConcatAll(array4)); |
| EXPECT(str8.IsOneByteString()); |
| const char* three_one_three = "threeonethree"; |
| intptr_t three_one_three_len = strlen(three_one_three); |
| EXPECT_EQ(three_one_three_len, str8.Length()); |
| EXPECT(str8.Equals(three_one_three)); |
| } |
| |
| // Concatenate empty and non-empty 2-byte strings. |
| { |
| const String& str1 = String::Handle(String::New("")); |
| EXPECT(str1.IsOneByteString()); |
| EXPECT_EQ(0, str1.Length()); |
| |
| uint16_t two[] = {0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9}; |
| intptr_t two_len = sizeof(two) / sizeof(two[0]); |
| const String& str2 = String::Handle(String::FromUTF16(two, two_len)); |
| EXPECT(str2.IsTwoByteString()); |
| EXPECT_EQ(two_len, str2.Length()); |
| |
| // Concat |
| |
| const String& str3 = String::Handle(String::Concat(str1, str2)); |
| EXPECT(str3.IsTwoByteString()); |
| EXPECT_EQ(two_len, str3.Length()); |
| EXPECT(str3.Equals(str2)); |
| |
| const String& str4 = String::Handle(String::Concat(str2, str1)); |
| EXPECT(str4.IsTwoByteString()); |
| EXPECT_EQ(two_len, str4.Length()); |
| EXPECT(str4.Equals(str2)); |
| |
| // ConcatAll |
| |
| const Array& array1 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array1.Length()); |
| array1.SetAt(0, str1); |
| array1.SetAt(1, str2); |
| const String& str5 = String::Handle(String::ConcatAll(array1)); |
| EXPECT(str5.IsTwoByteString()); |
| EXPECT_EQ(two_len, str5.Length()); |
| EXPECT(str5.Equals(str2)); |
| |
| const Array& array2 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array2.Length()); |
| array2.SetAt(0, str1); |
| array2.SetAt(1, str2); |
| const String& str6 = String::Handle(String::ConcatAll(array2)); |
| EXPECT(str6.IsTwoByteString()); |
| EXPECT_EQ(two_len, str6.Length()); |
| EXPECT(str6.Equals(str2)); |
| |
| const Array& array3 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array3.Length()); |
| array3.SetAt(0, str2); |
| array3.SetAt(1, str1); |
| array3.SetAt(2, str2); |
| const String& str7 = String::Handle(String::ConcatAll(array3)); |
| EXPECT(str7.IsTwoByteString()); |
| EXPECT_EQ(two_len * 2, str7.Length()); |
| uint16_t twotwo[] = {0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9, |
| 0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9}; |
| intptr_t twotwo_len = sizeof(twotwo) / sizeof(twotwo[0]); |
| EXPECT(str7.IsTwoByteString()); |
| EXPECT(str7.Equals(twotwo, twotwo_len)); |
| } |
| |
| // Concatenating non-empty 2-byte strings. |
| { |
| const uint16_t one[] = {0x05D0, 0x05D9, 0x05D9, 0x05DF}; |
| intptr_t one_len = sizeof(one) / sizeof(one[0]); |
| const String& str1 = String::Handle(String::FromUTF16(one, one_len)); |
| EXPECT(str1.IsTwoByteString()); |
| EXPECT_EQ(one_len, str1.Length()); |
| |
| const uint16_t two[] = {0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9}; |
| intptr_t two_len = sizeof(two) / sizeof(two[0]); |
| const String& str2 = String::Handle(String::FromUTF16(two, two_len)); |
| EXPECT(str2.IsTwoByteString()); |
| EXPECT_EQ(two_len, str2.Length()); |
| |
| // Concat |
| |
| const String& one_two_str = String::Handle(String::Concat(str1, str2)); |
| EXPECT(one_two_str.IsTwoByteString()); |
| const uint16_t one_two[] = {0x05D0, 0x05D9, 0x05D9, 0x05DF, 0x05E6, |
| 0x05D5, 0x05D5, 0x05D9, 0x05D9}; |
| intptr_t one_two_len = sizeof(one_two) / sizeof(one_two[0]); |
| EXPECT_EQ(one_two_len, one_two_str.Length()); |
| EXPECT(one_two_str.Equals(one_two, one_two_len)); |
| |
| const String& two_one_str = String::Handle(String::Concat(str2, str1)); |
| EXPECT(two_one_str.IsTwoByteString()); |
| const uint16_t two_one[] = {0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9, |
| 0x05D0, 0x05D9, 0x05D9, 0x05DF}; |
| intptr_t two_one_len = sizeof(two_one) / sizeof(two_one[0]); |
| EXPECT_EQ(two_one_len, two_one_str.Length()); |
| EXPECT(two_one_str.Equals(two_one, two_one_len)); |
| |
| // ConcatAll |
| |
| const Array& array1 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array1.Length()); |
| array1.SetAt(0, str1); |
| array1.SetAt(1, str2); |
| const String& str3 = String::Handle(String::ConcatAll(array1)); |
| EXPECT(str3.IsTwoByteString()); |
| EXPECT_EQ(one_two_len, str3.Length()); |
| EXPECT(str3.Equals(one_two, one_two_len)); |
| |
| const Array& array2 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array2.Length()); |
| array2.SetAt(0, str2); |
| array2.SetAt(1, str1); |
| const String& str4 = String::Handle(String::ConcatAll(array2)); |
| EXPECT(str4.IsTwoByteString()); |
| EXPECT_EQ(two_one_len, str4.Length()); |
| EXPECT(str4.Equals(two_one, two_one_len)); |
| |
| const Array& array3 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array3.Length()); |
| array3.SetAt(0, str1); |
| array3.SetAt(1, str2); |
| array3.SetAt(2, str1); |
| const String& str5 = String::Handle(String::ConcatAll(array3)); |
| EXPECT(str5.IsTwoByteString()); |
| const uint16_t one_two_one[] = {0x05D0, 0x05D9, 0x05D9, 0x05DF, 0x05E6, |
| 0x05D5, 0x05D5, 0x05D9, 0x05D9, 0x05D0, |
| 0x05D9, 0x05D9, 0x05DF}; |
| intptr_t one_two_one_len = sizeof(one_two_one) / sizeof(one_two_one[0]); |
| EXPECT_EQ(one_two_one_len, str5.Length()); |
| EXPECT(str5.Equals(one_two_one, one_two_one_len)); |
| |
| const Array& array4 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array4.Length()); |
| array4.SetAt(0, str2); |
| array4.SetAt(1, str1); |
| array4.SetAt(2, str2); |
| const String& str6 = String::Handle(String::ConcatAll(array4)); |
| EXPECT(str6.IsTwoByteString()); |
| const uint16_t two_one_two[] = {0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9, |
| 0x05D0, 0x05D9, 0x05D9, 0x05DF, 0x05E6, |
| 0x05D5, 0x05D5, 0x05D9, 0x05D9}; |
| intptr_t two_one_two_len = sizeof(two_one_two) / sizeof(two_one_two[0]); |
| EXPECT_EQ(two_one_two_len, str6.Length()); |
| EXPECT(str6.Equals(two_one_two, two_one_two_len)); |
| } |
| |
| // Concatenated empty and non-empty strings built from 4-byte elements. |
| { |
| const String& str1 = String::Handle(String::New("")); |
| EXPECT(str1.IsOneByteString()); |
| EXPECT_EQ(0, str1.Length()); |
| |
| int32_t four[] = {0x1D4D5, 0x1D4DE, 0x1D4E4, 0x1D4E1}; |
| intptr_t four_len = sizeof(four) / sizeof(four[0]); |
| intptr_t expected_len = (four_len * 2); |
| const String& str2 = String::Handle(String::FromUTF32(four, four_len)); |
| EXPECT(str2.IsTwoByteString()); |
| EXPECT_EQ(expected_len, str2.Length()); |
| |
| // Concat |
| |
| const String& str3 = String::Handle(String::Concat(str1, str2)); |
| EXPECT_EQ(expected_len, str3.Length()); |
| EXPECT(str3.Equals(str2)); |
| |
| const String& str4 = String::Handle(String::Concat(str2, str1)); |
| EXPECT(str4.IsTwoByteString()); |
| EXPECT_EQ(expected_len, str4.Length()); |
| EXPECT(str4.Equals(str2)); |
| |
| // ConcatAll |
| |
| const Array& array1 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array1.Length()); |
| array1.SetAt(0, str1); |
| array1.SetAt(1, str2); |
| const String& str5 = String::Handle(String::ConcatAll(array1)); |
| EXPECT(str5.IsTwoByteString()); |
| EXPECT_EQ(expected_len, str5.Length()); |
| EXPECT(str5.Equals(str2)); |
| |
| const Array& array2 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array2.Length()); |
| array2.SetAt(0, str1); |
| array2.SetAt(1, str2); |
| const String& str6 = String::Handle(String::ConcatAll(array2)); |
| EXPECT(str6.IsTwoByteString()); |
| EXPECT_EQ(expected_len, str6.Length()); |
| EXPECT(str6.Equals(str2)); |
| |
| const Array& array3 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array3.Length()); |
| array3.SetAt(0, str2); |
| array3.SetAt(1, str1); |
| array3.SetAt(2, str2); |
| const String& str7 = String::Handle(String::ConcatAll(array3)); |
| EXPECT(str7.IsTwoByteString()); |
| int32_t fourfour[] = {0x1D4D5, 0x1D4DE, 0x1D4E4, 0x1D4E1, |
| 0x1D4D5, 0x1D4DE, 0x1D4E4, 0x1D4E1}; |
| intptr_t fourfour_len = sizeof(fourfour) / sizeof(fourfour[0]); |
| EXPECT_EQ((fourfour_len * 2), str7.Length()); |
| const String& fourfour_str = |
| String::Handle(String::FromUTF32(fourfour, fourfour_len)); |
| EXPECT(str7.Equals(fourfour_str)); |
| } |
| |
| // Concatenate non-empty strings built from 4-byte elements. |
| { |
| const int32_t one[] = {0x105D0, 0x105D9, 0x105D9, 0x105DF}; |
| intptr_t one_len = sizeof(one) / sizeof(one[0]); |
| const String& onestr = String::Handle(String::FromUTF32(one, one_len)); |
| EXPECT(onestr.IsTwoByteString()); |
| EXPECT_EQ((one_len * 2), onestr.Length()); |
| |
| const int32_t two[] = {0x105E6, 0x105D5, 0x105D5, 0x105D9, 0x105D9}; |
| intptr_t two_len = sizeof(two) / sizeof(two[0]); |
| const String& twostr = String::Handle(String::FromUTF32(two, two_len)); |
| EXPECT(twostr.IsTwoByteString()); |
| EXPECT_EQ((two_len * 2), twostr.Length()); |
| |
| // Concat |
| |
| const String& str1 = String::Handle(String::Concat(onestr, twostr)); |
| EXPECT(str1.IsTwoByteString()); |
| const int32_t one_two[] = {0x105D0, 0x105D9, 0x105D9, 0x105DF, 0x105E6, |
| 0x105D5, 0x105D5, 0x105D9, 0x105D9}; |
| intptr_t one_two_len = sizeof(one_two) / sizeof(one_two[0]); |
| EXPECT_EQ((one_two_len * 2), str1.Length()); |
| const String& one_two_str = |
| String::Handle(String::FromUTF32(one_two, one_two_len)); |
| EXPECT(str1.Equals(one_two_str)); |
| |
| const String& str2 = String::Handle(String::Concat(twostr, onestr)); |
| EXPECT(str2.IsTwoByteString()); |
| const int32_t two_one[] = {0x105E6, 0x105D5, 0x105D5, 0x105D9, 0x105D9, |
| 0x105D0, 0x105D9, 0x105D9, 0x105DF}; |
| intptr_t two_one_len = sizeof(two_one) / sizeof(two_one[0]); |
| EXPECT_EQ((two_one_len * 2), str2.Length()); |
| const String& two_one_str = |
| String::Handle(String::FromUTF32(two_one, two_one_len)); |
| EXPECT(str2.Equals(two_one_str)); |
| |
| // ConcatAll |
| |
| const Array& array1 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array1.Length()); |
| array1.SetAt(0, onestr); |
| array1.SetAt(1, twostr); |
| const String& str3 = String::Handle(String::ConcatAll(array1)); |
| EXPECT(str3.IsTwoByteString()); |
| EXPECT_EQ((one_two_len * 2), str3.Length()); |
| EXPECT(str3.Equals(one_two_str)); |
| |
| const Array& array2 = Array::Handle(Array::New(2)); |
| EXPECT_EQ(2, array2.Length()); |
| array2.SetAt(0, twostr); |
| array2.SetAt(1, onestr); |
| const String& str4 = String::Handle(String::ConcatAll(array2)); |
| EXPECT(str4.IsTwoByteString()); |
| EXPECT_EQ((two_one_len * 2), str4.Length()); |
| EXPECT(str4.Equals(two_one_str)); |
| |
| const Array& array3 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array3.Length()); |
| array3.SetAt(0, onestr); |
| array3.SetAt(1, twostr); |
| array3.SetAt(2, onestr); |
| const String& str5 = String::Handle(String::ConcatAll(array3)); |
| EXPECT(str5.IsTwoByteString()); |
| const int32_t one_two_one[] = {0x105D0, 0x105D9, 0x105D9, 0x105DF, 0x105E6, |
| 0x105D5, 0x105D5, 0x105D9, 0x105D9, 0x105D0, |
| 0x105D9, 0x105D9, 0x105DF}; |
| intptr_t one_two_one_len = sizeof(one_two_one) / sizeof(one_two_one[0]); |
| EXPECT_EQ((one_two_one_len * 2), str5.Length()); |
| const String& one_two_one_str = |
| String::Handle(String::FromUTF32(one_two_one, one_two_one_len)); |
| EXPECT(str5.Equals(one_two_one_str)); |
| |
| const Array& array4 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array4.Length()); |
| array4.SetAt(0, twostr); |
| array4.SetAt(1, onestr); |
| array4.SetAt(2, twostr); |
| const String& str6 = String::Handle(String::ConcatAll(array4)); |
| EXPECT(str6.IsTwoByteString()); |
| const int32_t two_one_two[] = {0x105E6, 0x105D5, 0x105D5, 0x105D9, 0x105D9, |
| 0x105D0, 0x105D9, 0x105D9, 0x105DF, 0x105E6, |
| 0x105D5, 0x105D5, 0x105D9, 0x105D9}; |
| intptr_t two_one_two_len = sizeof(two_one_two) / sizeof(two_one_two[0]); |
| EXPECT_EQ((two_one_two_len * 2), str6.Length()); |
| const String& two_one_two_str = |
| String::Handle(String::FromUTF32(two_one_two, two_one_two_len)); |
| EXPECT(str6.Equals(two_one_two_str)); |
| } |
| |
| // Concatenate 1-byte strings and 2-byte strings. |
| { |
| const uint8_t one[] = {'o', 'n', 'e', ' ', 'b', 'y', 't', 'e'}; |
| intptr_t one_len = sizeof(one) / sizeof(one[0]); |
| const String& onestr = String::Handle(String::FromLatin1(one, one_len)); |
| EXPECT(onestr.IsOneByteString()); |
| EXPECT_EQ(one_len, onestr.Length()); |
| EXPECT(onestr.EqualsLatin1(one, one_len)); |
| |
| uint16_t two[] = {0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9}; |
| intptr_t two_len = sizeof(two) / sizeof(two[0]); |
| const String& twostr = String::Handle(String::FromUTF16(two, two_len)); |
| EXPECT(twostr.IsTwoByteString()); |
| EXPECT_EQ(two_len, twostr.Length()); |
| EXPECT(twostr.Equals(two, two_len)); |
| |
| // Concat |
| |
| const String& one_two_str = String::Handle(String::Concat(onestr, twostr)); |
| EXPECT(one_two_str.IsTwoByteString()); |
| uint16_t one_two[] = {'o', 'n', 'e', ' ', 'b', 'y', 't', |
| 'e', 0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9}; |
| intptr_t one_two_len = sizeof(one_two) / sizeof(one_two[0]); |
| EXPECT_EQ(one_two_len, one_two_str.Length()); |
| EXPECT(one_two_str.Equals(one_two, one_two_len)); |
| |
| const String& two_one_str = String::Handle(String::Concat(twostr, onestr)); |
| EXPECT(two_one_str.IsTwoByteString()); |
| uint16_t two_one[] = {0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9, 'o', 'n', |
| 'e', ' ', 'b', 'y', 't', 'e'}; |
| intptr_t two_one_len = sizeof(two_one) / sizeof(two_one[0]); |
| EXPECT_EQ(two_one_len, two_one_str.Length()); |
| EXPECT(two_one_str.Equals(two_one, two_one_len)); |
| |
| // ConcatAll |
| |
| const Array& array1 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array1.Length()); |
| array1.SetAt(0, onestr); |
| array1.SetAt(1, twostr); |
| array1.SetAt(2, onestr); |
| const String& one_two_one_str = String::Handle(String::ConcatAll(array1)); |
| EXPECT(one_two_one_str.IsTwoByteString()); |
| EXPECT_EQ(onestr.Length() * 2 + twostr.Length(), one_two_one_str.Length()); |
| uint16_t one_two_one[] = {'o', 'n', 'e', ' ', 'b', 'y', 't', |
| 'e', 0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9, 'o', |
| 'n', 'e', ' ', 'b', 'y', 't', 'e'}; |
| intptr_t one_two_one_len = sizeof(one_two_one) / sizeof(one_two_one[0]); |
| EXPECT(one_two_one_str.Equals(one_two_one, one_two_one_len)); |
| |
| const Array& array2 = Array::Handle(Array::New(3)); |
| EXPECT_EQ(3, array2.Length()); |
| array2.SetAt(0, twostr); |
| array2.SetAt(1, onestr); |
| array2.SetAt(2, twostr); |
| const String& two_one_two_str = String::Handle(String::ConcatAll(array2)); |
| EXPECT(two_one_two_str.IsTwoByteString()); |
| EXPECT_EQ(twostr.Length() * 2 + onestr.Length(), two_one_two_str.Length()); |
| uint16_t two_one_two[] = {0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9, 'o', |
| 'n', 'e', ' ', 'b', 'y', 't', |
| 'e', 0x05E6, 0x05D5, 0x05D5, 0x05D9, 0x05D9}; |
| intptr_t two_one_two_len = sizeof(two_one_two) / sizeof(two_one_two[0]); |
| EXPECT(two_one_two_str.Equals(two_one_two, two_one_two_len)); |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringHashConcat) { |
| EXPECT_EQ(String::Handle(String::New("onebyte")).Hash(), |
| String::HashConcat(String::Handle(String::New("one")), |
| String::Handle(String::New("byte")))); |
| uint16_t clef_utf16[] = {0xD834, 0xDD1E}; |
| const String& clef = String::Handle(String::FromUTF16(clef_utf16, 2)); |
| int32_t clef_utf32[] = {0x1D11E}; |
| EXPECT(clef.Equals(clef_utf32, 1)); |
| uword hash32 = String::Hash(String::FromUTF32(clef_utf32, 1)); |
| EXPECT_EQ(hash32, clef.Hash()); |
| EXPECT_EQ(hash32, String::HashConcat( |
| String::Handle(String::FromUTF16(clef_utf16, 1)), |
| String::Handle(String::FromUTF16(clef_utf16 + 1, 1)))); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringSubStringDifferentWidth) { |
| // Create 1-byte substring from a 1-byte source string. |
| const char* onechars = "\xC3\xB6\xC3\xB1\xC3\xA9"; |
| |
| const String& onestr = String::Handle(String::New(onechars)); |
| EXPECT(!onestr.IsNull()); |
| EXPECT(onestr.IsOneByteString()); |
| EXPECT(!onestr.IsTwoByteString()); |
| |
| const String& onesub = String::Handle(String::SubString(onestr, 0)); |
| EXPECT(!onesub.IsNull()); |
| EXPECT(onestr.IsOneByteString()); |
| EXPECT(!onestr.IsTwoByteString()); |
| EXPECT_EQ(onesub.Length(), 3); |
| |
| // Create 1- and 2-byte substrings from a 2-byte source string. |
| const char* twochars = |
| "\x1f\x2f\x3f" |
| "\xE1\xB9\xAB\xE1\xBA\x85\xE1\xB9\x93"; |
| |
| const String& twostr = String::Handle(String::New(twochars)); |
| EXPECT(!twostr.IsNull()); |
| EXPECT(twostr.IsTwoByteString()); |
| |
| const String& twosub1 = String::Handle(String::SubString(twostr, 0, 3)); |
| EXPECT(!twosub1.IsNull()); |
| EXPECT(twosub1.IsOneByteString()); |
| EXPECT_EQ(twosub1.Length(), 3); |
| |
| const String& twosub2 = String::Handle(String::SubString(twostr, 3)); |
| EXPECT(!twosub2.IsNull()); |
| EXPECT(twosub2.IsTwoByteString()); |
| EXPECT_EQ(twosub2.Length(), 3); |
| |
| // Create substrings from a string built using 1-, 2- and 4-byte elements. |
| const char* fourchars = |
| "\x1f\x2f\x3f" |
| "\xE1\xB9\xAB\xE1\xBA\x85\xE1\xB9\x93" |
| "\xF0\x9D\x96\xBF\xF0\x9D\x97\x88\xF0\x9D\x97\x8E\xF0\x9D\x97\x8B"; |
| |
| const String& fourstr = String::Handle(String::New(fourchars)); |
| EXPECT(!fourstr.IsNull()); |
| EXPECT(fourstr.IsTwoByteString()); |
| |
| const String& foursub1 = String::Handle(String::SubString(fourstr, 0, 3)); |
| EXPECT(!foursub1.IsNull()); |
| EXPECT(foursub1.IsOneByteString()); |
| EXPECT_EQ(foursub1.Length(), 3); |
| |
| const String& foursub2 = String::Handle(String::SubString(fourstr, 3, 3)); |
| EXPECT(!foursub2.IsNull()); |
| EXPECT(foursub2.IsTwoByteString()); |
| EXPECT_EQ(foursub2.Length(), 3); |
| |
| const String& foursub4 = String::Handle(String::SubString(fourstr, 6)); |
| EXPECT_EQ(foursub4.Length(), 8); |
| EXPECT(!foursub4.IsNull()); |
| EXPECT(foursub4.IsTwoByteString()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringFromUtf8Literal) { |
| // Create a 1-byte string from a UTF-8 encoded string literal. |
| { |
| const char* src = |
| "\xC2\xA0\xC2\xA1\xC2\xA2\xC2\xA3" |
| "\xC2\xA4\xC2\xA5\xC2\xA6\xC2\xA7" |
| "\xC2\xA8\xC2\xA9\xC2\xAA\xC2\xAB" |
| "\xC2\xAC\xC2\xAD\xC2\xAE\xC2\xAF" |
| "\xC2\xB0\xC2\xB1\xC2\xB2\xC2\xB3" |
| "\xC2\xB4\xC2\xB5\xC2\xB6\xC2\xB7" |
| "\xC2\xB8\xC2\xB9\xC2\xBA\xC2\xBB" |
| "\xC2\xBC\xC2\xBD\xC2\xBE\xC2\xBF" |
| "\xC3\x80\xC3\x81\xC3\x82\xC3\x83" |
| "\xC3\x84\xC3\x85\xC3\x86\xC3\x87" |
| "\xC3\x88\xC3\x89\xC3\x8A\xC3\x8B" |
| "\xC3\x8C\xC3\x8D\xC3\x8E\xC3\x8F" |
| "\xC3\x90\xC3\x91\xC3\x92\xC3\x93" |
| "\xC3\x94\xC3\x95\xC3\x96\xC3\x97" |
| "\xC3\x98\xC3\x99\xC3\x9A\xC3\x9B" |
| "\xC3\x9C\xC3\x9D\xC3\x9E\xC3\x9F" |
| "\xC3\xA0\xC3\xA1\xC3\xA2\xC3\xA3" |
| "\xC3\xA4\xC3\xA5\xC3\xA6\xC3\xA7" |
| "\xC3\xA8\xC3\xA9\xC3\xAA\xC3\xAB" |
| "\xC3\xAC\xC3\xAD\xC3\xAE\xC3\xAF" |
| "\xC3\xB0\xC3\xB1\xC3\xB2\xC3\xB3" |
| "\xC3\xB4\xC3\xB5\xC3\xB6\xC3\xB7" |
| "\xC3\xB8\xC3\xB9\xC3\xBA\xC3\xBB" |
| "\xC3\xBC\xC3\xBD\xC3\xBE\xC3\xBF"; |
| const uint8_t expected[] = { |
| 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xAB, |
| 0xAC, 0xAD, 0xAE, 0xAF, 0xB0, 0xB1, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, |
| 0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xBD, 0xBE, 0xBF, 0xC0, 0xC1, 0xC2, 0xC3, |
| 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, |
| 0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xDB, |
| 0xDC, 0xDD, 0xDE, 0xDF, 0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, |
| 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF, 0xF0, 0xF1, 0xF2, 0xF3, |
| 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF, |
| }; |
| const String& str = String::Handle(String::New(src)); |
| EXPECT(str.IsOneByteString()); |
| intptr_t expected_length = sizeof(expected); |
| EXPECT_EQ(expected_length, str.Length()); |
| for (int i = 0; i < str.Length(); ++i) { |
| EXPECT_EQ(expected[i], str.CharAt(i)); |
| } |
| } |
| |
| // Create a 2-byte string from a UTF-8 encoded string literal. |
| { |
| const char* src = |
| "\xD7\x92\xD7\x9C\xD7\xA2\xD7\x93" |
| "\xD7\x91\xD7\xA8\xD7\x9B\xD7\x94"; |
| const uint16_t expected[] = {0x5D2, 0x5DC, 0x5E2, 0x5D3, |
| 0x5D1, 0x5E8, 0x5DB, 0x5D4}; |
| const String& str = String::Handle(String::New(src)); |
| EXPECT(str.IsTwoByteString()); |
| intptr_t expected_size = sizeof(expected) / sizeof(expected[0]); |
| EXPECT_EQ(expected_size, str.Length()); |
| for (int i = 0; i < str.Length(); ++i) { |
| EXPECT_EQ(expected[i], str.CharAt(i)); |
| } |
| } |
| |
| // Create a BMP 2-byte string from UTF-8 encoded 1- and 2-byte |
| // characters. |
| { |
| const char* src = |
| "\x0A\x0B\x0D\x0C\x0E\x0F\xC2\xA0" |
| "\xC2\xB0\xC3\x80\xC3\x90\xC3\xA0" |
| "\xC3\xB0\xE0\xA8\x80\xE0\xAC\x80" |
| "\xE0\xB0\x80\xE0\xB4\x80\xE0\xB8" |
| "\x80\xE0\xBC\x80\xEA\x80\x80\xEB" |
| "\x80\x80\xEC\x80\x80\xED\x80\x80" |
| "\xEE\x80\x80\xEF\x80\x80"; |
| const intptr_t expected[] = { |
| 0x000A, 0x000B, 0x000D, 0x000C, 0x000E, 0x000F, 0x00A0, 0x00B0, |
| 0x00C0, 0x00D0, 0x00E0, 0x00F0, 0x0A00, 0x0B00, 0x0C00, 0x0D00, |
| 0x0E00, 0x0F00, 0xA000, 0xB000, 0xC000, 0xD000, 0xE000, 0xF000}; |
| const String& str = String::Handle(String::New(src)); |
| EXPECT(str.IsTwoByteString()); |
| intptr_t expected_size = sizeof(expected) / sizeof(expected[0]); |
| EXPECT_EQ(expected_size, str.Length()); |
| for (int i = 0; i < str.Length(); ++i) { |
| EXPECT_EQ(expected[i], str.CharAt(i)); |
| } |
| } |
| |
| // Create a 2-byte string with supplementary characters from a UTF-8 |
| // string literal. |
| { |
| const char* src = |
| "\xF0\x9D\x91\xA0\xF0\x9D\x91\xA1" |
| "\xF0\x9D\x91\xA2\xF0\x9D\x91\xA3"; |
| const intptr_t expected[] = {0xd835, 0xdc60, 0xd835, 0xdc61, |
| 0xd835, 0xdc62, 0xd835, 0xdc63}; |
| const String& str = String::Handle(String::New(src)); |
| EXPECT(str.IsTwoByteString()); |
| intptr_t expected_size = (sizeof(expected) / sizeof(expected[0])); |
| EXPECT_EQ(expected_size, str.Length()); |
| for (int i = 0; i < str.Length(); ++i) { |
| EXPECT_EQ(expected[i], str.CharAt(i)); |
| } |
| } |
| |
| // Create a 2-byte string from UTF-8 encoded 2- and 4-byte |
| // characters. |
| { |
| const char* src = |
| "\xE0\xA8\x80\xE0\xAC\x80\xE0\xB0" |
| "\x80\xE0\xB4\x80\xE0\xB8\x80\xE0" |
| "\xBC\x80\xEA\x80\x80\xEB\x80\x80" |
| "\xEC\x80\x80\xED\x80\x80\xEE\x80" |
| "\x80\xEF\x80\x80\xF0\x9A\x80\x80" |
| "\xF0\x9B\x80\x80\xF0\x9D\x80\x80" |
| "\xF0\x9E\x80\x80\xF0\x9F\x80\x80"; |
| const intptr_t expected[] = { |
| 0x0A00, 0x0B00, 0x0C00, 0x0D00, 0x0E00, 0x0F00, 0xA000, 0xB000, |
| 0xC000, 0xD000, 0xE000, 0xF000, 0xD828, 0xDC00, 0xD82c, 0xDC00, |
| 0xD834, 0xDC00, 0xD838, 0xDC00, 0xD83c, 0xDC00, |
| }; |
| const String& str = String::Handle(String::New(src)); |
| EXPECT(str.IsTwoByteString()); |
| intptr_t expected_size = sizeof(expected) / sizeof(expected[0]); |
| EXPECT_EQ(expected_size, str.Length()); |
| for (int i = 0; i < str.Length(); ++i) { |
| EXPECT_EQ(expected[i], str.CharAt(i)); |
| } |
| } |
| |
| // Create a 2-byte string from UTF-8 encoded 1-, 2- and 4-byte |
| // characters. |
| { |
| const char* src = |
| "\x0A\x0B\x0D\x0C\x0E\x0F\xC2\xA0" |
| "\xC2\xB0\xC3\x80\xC3\x90\xC3\xA0" |
| "\xC3\xB0\xE0\xA8\x80\xE0\xAC\x80" |
| "\xE0\xB0\x80\xE0\xB4\x80\xE0\xB8" |
| "\x80\xE0\xBC\x80\xEA\x80\x80\xEB" |
| "\x80\x80\xEC\x80\x80\xED\x80\x80" |
| "\xEE\x80\x80\xEF\x80\x80\xF0\x9A" |
| "\x80\x80\xF0\x9B\x80\x80\xF0\x9D" |
| "\x80\x80\xF0\x9E\x80\x80\xF0\x9F" |
| "\x80\x80"; |
| const intptr_t expected[] = { |
| 0x000A, 0x000B, 0x000D, 0x000C, 0x000E, 0x000F, 0x00A0, 0x00B0, 0x00C0, |
| 0x00D0, 0x00E0, 0x00F0, 0x0A00, 0x0B00, 0x0C00, 0x0D00, 0x0E00, 0x0F00, |
| 0xA000, 0xB000, 0xC000, 0xD000, 0xE000, 0xF000, 0xD828, 0xDC00, 0xD82c, |
| 0xDC00, 0xD834, 0xDC00, 0xD838, 0xDC00, 0xD83c, 0xDC00, |
| }; |
| const String& str = String::Handle(String::New(src)); |
| EXPECT(str.IsTwoByteString()); |
| intptr_t expected_size = sizeof(expected) / sizeof(expected[0]); |
| EXPECT_EQ(expected_size, str.Length()); |
| for (int i = 0; i < str.Length(); ++i) { |
| EXPECT_EQ(expected[i], str.CharAt(i)); |
| } |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringEqualsUtf8) { |
| const char* onesrc = "abc"; |
| const String& onestr = String::Handle(String::New(onesrc)); |
| EXPECT(onestr.IsOneByteString()); |
| EXPECT(!onestr.Equals("")); |
| EXPECT(!onestr.Equals("a")); |
| EXPECT(!onestr.Equals("ab")); |
| EXPECT(onestr.Equals("abc")); |
| EXPECT(!onestr.Equals("abcd")); |
| |
| const char* twosrc = "\xD7\x90\xD7\x91\xD7\x92"; |
| const String& twostr = String::Handle(String::New(twosrc)); |
| EXPECT(twostr.IsTwoByteString()); |
| EXPECT(!twostr.Equals("")); |
| EXPECT(!twostr.Equals("\xD7\x90")); |
| EXPECT(!twostr.Equals("\xD7\x90\xD7\x91")); |
| EXPECT(twostr.Equals("\xD7\x90\xD7\x91\xD7\x92")); |
| EXPECT(!twostr.Equals("\xD7\x90\xD7\x91\xD7\x92\xD7\x93")); |
| |
| const char* foursrc = "\xF0\x90\x8E\xA0\xF0\x90\x8E\xA1\xF0\x90\x8E\xA2"; |
| const String& fourstr = String::Handle(String::New(foursrc)); |
| EXPECT(fourstr.IsTwoByteString()); |
| EXPECT(!fourstr.Equals("")); |
| EXPECT(!fourstr.Equals("\xF0\x90\x8E\xA0")); |
| EXPECT(!fourstr.Equals("\xF0\x90\x8E\xA0\xF0\x90\x8E\xA1")); |
| EXPECT(fourstr.Equals("\xF0\x90\x8E\xA0\xF0\x90\x8E\xA1\xF0\x90\x8E\xA2")); |
| EXPECT( |
| !fourstr.Equals("\xF0\x90\x8E\xA0\xF0\x90\x8E\xA1" |
| "\xF0\x90\x8E\xA2\xF0\x90\x8E\xA3")); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringEqualsUTF32) { |
| const String& empty = String::Handle(String::New("")); |
| const String& t_str = String::Handle(String::New("t")); |
| const String& th_str = String::Handle(String::New("th")); |
| const int32_t chars[] = {'t', 'h', 'i', 's'}; |
| EXPECT(!empty.Equals(chars, -1)); |
| EXPECT(empty.Equals(chars, 0)); |
| EXPECT(!empty.Equals(chars, 1)); |
| EXPECT(!t_str.Equals(chars, 0)); |
| EXPECT(t_str.Equals(chars, 1)); |
| EXPECT(!t_str.Equals(chars, 2)); |
| EXPECT(!th_str.Equals(chars, 1)); |
| EXPECT(th_str.Equals(chars, 2)); |
| EXPECT(!th_str.Equals(chars, 3)); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(EscapeSpecialCharactersOneByteString) { |
| uint8_t characters[] = {'a', '\n', '\f', '\b', '\t', |
| '\v', '\r', '\\', '$', 'z'}; |
| intptr_t len = ARRAY_SIZE(characters); |
| |
| const String& str = |
| String::Handle(OneByteString::New(characters, len, Heap::kNew)); |
| EXPECT(str.IsOneByteString()); |
| EXPECT_EQ(str.Length(), len); |
| EXPECT(str.Equals("a\n\f\b\t\v\r\\$z")); |
| const String& escaped_str = |
| String::Handle(String::EscapeSpecialCharacters(str)); |
| EXPECT(escaped_str.Equals("a\\n\\f\\b\\t\\v\\r\\\\\\$z")); |
| |
| const String& escaped_empty_str = |
| String::Handle(String::EscapeSpecialCharacters(Symbols::Empty())); |
| EXPECT_EQ(escaped_empty_str.Length(), 0); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(EscapeSpecialCharactersTwoByteString) { |
| uint16_t characters[] = {'a', '\n', '\f', '\b', '\t', |
| '\v', '\r', '\\', '$', 'z'}; |
| intptr_t len = ARRAY_SIZE(characters); |
| |
| const String& str = |
| String::Handle(TwoByteString::New(characters, len, Heap::kNew)); |
| EXPECT(str.IsTwoByteString()); |
| EXPECT_EQ(str.Length(), len); |
| EXPECT(str.Equals("a\n\f\b\t\v\r\\$z")); |
| const String& escaped_str = |
| String::Handle(String::EscapeSpecialCharacters(str)); |
| EXPECT(escaped_str.Equals("a\\n\\f\\b\\t\\v\\r\\\\\\$z")); |
| |
| const String& empty_str = |
| String::Handle(TwoByteString::New(static_cast<intptr_t>(0), Heap::kNew)); |
| const String& escaped_empty_str = |
| String::Handle(String::EscapeSpecialCharacters(empty_str)); |
| EXPECT_EQ(empty_str.Length(), 0); |
| EXPECT_EQ(escaped_empty_str.Length(), 0); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Symbol) { |
| const String& one = String::Handle(Symbols::New(thread, "Eins")); |
| EXPECT(one.IsSymbol()); |
| const String& two = String::Handle(Symbols::New(thread, "Zwei")); |
| const String& three = String::Handle(Symbols::New(thread, "Drei")); |
| const String& four = String::Handle(Symbols::New(thread, "Vier")); |
| const String& five = String::Handle(Symbols::New(thread, "Fuenf")); |
| const String& six = String::Handle(Symbols::New(thread, "Sechs")); |
| const String& seven = String::Handle(Symbols::New(thread, "Sieben")); |
| const String& eight = String::Handle(Symbols::New(thread, "Acht")); |
| const String& nine = String::Handle(Symbols::New(thread, "Neun")); |
| const String& ten = String::Handle(Symbols::New(thread, "Zehn")); |
| String& eins = String::Handle(Symbols::New(thread, "Eins")); |
| EXPECT_EQ(one.ptr(), eins.ptr()); |
| EXPECT(one.ptr() != two.ptr()); |
| EXPECT(two.Equals(String::Handle(String::New("Zwei")))); |
| EXPECT_EQ(two.ptr(), Symbols::New(thread, "Zwei")); |
| EXPECT_EQ(three.ptr(), Symbols::New(thread, "Drei")); |
| EXPECT_EQ(four.ptr(), Symbols::New(thread, "Vier")); |
| EXPECT_EQ(five.ptr(), Symbols::New(thread, "Fuenf")); |
| EXPECT_EQ(six.ptr(), Symbols::New(thread, "Sechs")); |
| EXPECT_EQ(seven.ptr(), Symbols::New(thread, "Sieben")); |
| EXPECT_EQ(eight.ptr(), Symbols::New(thread, "Acht")); |
| EXPECT_EQ(nine.ptr(), Symbols::New(thread, "Neun")); |
| EXPECT_EQ(ten.ptr(), Symbols::New(thread, "Zehn")); |
| |
| // Make sure to cause symbol table overflow. |
| for (int i = 0; i < 1024; i++) { |
| char buf[256]; |
| Utils::SNPrint(buf, sizeof(buf), "%d", i); |
| Symbols::New(thread, buf); |
| } |
| eins = Symbols::New(thread, "Eins"); |
| EXPECT_EQ(one.ptr(), eins.ptr()); |
| EXPECT_EQ(two.ptr(), Symbols::New(thread, "Zwei")); |
| EXPECT_EQ(three.ptr(), Symbols::New(thread, "Drei")); |
| EXPECT_EQ(four.ptr(), Symbols::New(thread, "Vier")); |
| EXPECT_EQ(five.ptr(), Symbols::New(thread, "Fuenf")); |
| EXPECT_EQ(six.ptr(), Symbols::New(thread, "Sechs")); |
| EXPECT_EQ(seven.ptr(), Symbols::New(thread, "Sieben")); |
| EXPECT_EQ(eight.ptr(), Symbols::New(thread, "Acht")); |
| EXPECT_EQ(nine.ptr(), Symbols::New(thread, "Neun")); |
| EXPECT_EQ(ten.ptr(), Symbols::New(thread, "Zehn")); |
| |
| // Symbols from Strings. |
| eins = String::New("Eins"); |
| EXPECT(!eins.IsSymbol()); |
| String& ein_symbol = String::Handle(Symbols::New(thread, eins)); |
| EXPECT_EQ(one.ptr(), ein_symbol.ptr()); |
| EXPECT(one.ptr() != eins.ptr()); |
| |
| uint16_t char16[] = {'E', 'l', 'f'}; |
| String& elf1 = String::Handle(Symbols::FromUTF16(thread, char16, 3)); |
| int32_t char32[] = {'E', 'l', 'f'}; |
| String& elf2 = String::Handle( |
| Symbols::New(thread, String::Handle(String::FromUTF32(char32, 3)))); |
| EXPECT(elf1.IsSymbol()); |
| EXPECT(elf2.IsSymbol()); |
| EXPECT_EQ(elf1.ptr(), Symbols::New(thread, "Elf")); |
| EXPECT_EQ(elf2.ptr(), Symbols::New(thread, "Elf")); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(SymbolUnicode) { |
| uint16_t monkey_utf16[] = {0xd83d, 0xdc35}; // Unicode Monkey Face. |
| String& monkey = String::Handle(Symbols::FromUTF16(thread, monkey_utf16, 2)); |
| EXPECT(monkey.IsSymbol()); |
| const char monkey_utf8[] = {'\xf0', '\x9f', '\x90', '\xb5', 0}; |
| EXPECT_EQ(monkey.ptr(), Symbols::New(thread, monkey_utf8)); |
| |
| int32_t kMonkeyFace = 0x1f435; |
| String& monkey2 = String::Handle( |
| Symbols::New(thread, String::Handle(String::FromUTF32(&kMonkeyFace, 1)))); |
| EXPECT_EQ(monkey.ptr(), monkey2.ptr()); |
| |
| // Unicode cat face with tears of joy. |
| int32_t kCatFaceWithTearsOfJoy = 0x1f639; |
| String& cat = String::Handle(Symbols::New( |
| thread, String::Handle(String::FromUTF32(&kCatFaceWithTearsOfJoy, 1)))); |
| |
| uint16_t cat_utf16[] = {0xd83d, 0xde39}; |
| String& cat2 = String::Handle(Symbols::FromUTF16(thread, cat_utf16, 2)); |
| EXPECT(cat2.IsSymbol()); |
| EXPECT_EQ(cat2.ptr(), cat.ptr()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Bool) { |
| EXPECT(Bool::True().value()); |
| EXPECT(!Bool::False().value()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Array) { |
| const int kArrayLen = 5; |
| const Array& array = Array::Handle(Array::New(kArrayLen)); |
| EXPECT_EQ(kArrayLen, array.Length()); |
| Object& element = Object::Handle(array.At(0)); |
| EXPECT(element.IsNull()); |
| element = array.At(kArrayLen - 1); |
| EXPECT(element.IsNull()); |
| array.SetAt(0, array); |
| array.SetAt(2, array); |
| element = array.At(0); |
| EXPECT_EQ(array.ptr(), element.ptr()); |
| element = array.At(1); |
| EXPECT(element.IsNull()); |
| element = array.At(2); |
| EXPECT_EQ(array.ptr(), element.ptr()); |
| |
| Array& other_array = Array::Handle(Array::New(kArrayLen)); |
| other_array.SetAt(0, array); |
| other_array.SetAt(2, array); |
| |
| EXPECT(array.CanonicalizeEquals(array)); |
| EXPECT(array.CanonicalizeEquals(other_array)); |
| |
| other_array.SetAt(1, other_array); |
| EXPECT(!array.CanonicalizeEquals(other_array)); |
| |
| other_array = Array::New(kArrayLen - 1); |
| other_array.SetAt(0, array); |
| other_array.SetAt(2, array); |
| EXPECT(!array.CanonicalizeEquals(other_array)); |
| |
| EXPECT_EQ(0, Object::empty_array().Length()); |
| |
| array.MakeImmutable(); |
| Object& obj = Object::Handle(array.ptr()); |
| EXPECT(obj.IsArray()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Array_Grow) { |
| const intptr_t kSmallSize = 100; |
| EXPECT(!Array::UseCardMarkingForAllocation(kSmallSize)); |
| const intptr_t kMediumSize = 1000; |
| EXPECT(!Array::UseCardMarkingForAllocation(kMediumSize)); |
| const intptr_t kLargeSize = 100000; |
| EXPECT(Array::UseCardMarkingForAllocation(kLargeSize)); |
| |
| const Array& small = Array::Handle(Array::New(kSmallSize)); |
| for (intptr_t i = 0; i < kSmallSize; i++) { |
| small.SetAt(i, Smi::Handle(Smi::New(i))); |
| } |
| |
| const Array& medium = Array::Handle(Array::Grow(small, kMediumSize)); |
| EXPECT_EQ(kMediumSize, medium.Length()); |
| for (intptr_t i = 0; i < kSmallSize; i++) { |
| EXPECT_EQ(Smi::New(i), medium.At(i)); |
| } |
| for (intptr_t i = kSmallSize; i < kMediumSize; i++) { |
| EXPECT_EQ(Object::null(), medium.At(i)); |
| } |
| |
| const Array& large = Array::Handle(Array::Grow(small, kLargeSize)); |
| EXPECT_EQ(kLargeSize, large.Length()); |
| for (intptr_t i = 0; i < kSmallSize; i++) { |
| EXPECT_EQ(large.At(i), Smi::New(i)); |
| } |
| for (intptr_t i = kSmallSize; i < kLargeSize; i++) { |
| EXPECT_EQ(large.At(i), Object::null()); |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(EmptyInstantiationsCacheArray) { |
| SafepointMutexLocker ml( |
| thread->isolate_group()->type_arguments_canonicalization_mutex()); |
| const Array& empty_cache = Object::empty_instantiations_cache_array(); |
| DEBUG_ONLY(EXPECT(TypeArguments::Cache::IsValidStorageLocked(empty_cache));) |
| const TypeArguments::Cache cache(thread->zone(), empty_cache); |
| EXPECT(cache.IsLinear()); |
| EXPECT(!cache.IsHash()); |
| EXPECT_EQ(0, cache.NumOccupied()); |
| const InstantiationsCacheTable table(empty_cache); |
| EXPECT_EQ(1, table.Length()); |
| for (const auto& tuple : table) { |
| EXPECT(tuple.Get<TypeArguments::Cache::kSentinelIndex>() == |
| TypeArguments::Cache::Sentinel()); |
| } |
| } |
| |
| static void TestIllegalArrayLength(intptr_t length) { |
| char buffer[1024]; |
| Utils::SNPrint(buffer, sizeof(buffer), |
| "main() {\n" |
| " List.filled(%" Pd |
| ", null);\n" |
| "}\n", |
| length); |
| Dart_Handle lib = TestCase::LoadTestScript(buffer, nullptr); |
| EXPECT_VALID(lib); |
| Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, nullptr); |
| Utils::SNPrint(buffer, sizeof(buffer), |
| "Unhandled exception:\n" |
| "RangeError (length): Invalid value: " |
| "Not in inclusive range 0..%" Pd ": %" Pd, |
| Array::kMaxElements, length); |
| EXPECT_ERROR(result, buffer); |
| } |
| |
| TEST_CASE(ArrayLengthNegativeOne) { |
| TestIllegalArrayLength(-1); |
| } |
| TEST_CASE(ArrayLengthSmiMin) { |
| TestIllegalArrayLength(kSmiMin); |
| } |
| |
| TEST_CASE(ArrayLengthOneTooMany) { |
| const intptr_t kOneTooMany = Array::kMaxElements + 1; |
| ASSERT(kOneTooMany >= 0); |
| |
| char buffer[1024]; |
| Utils::SNPrint(buffer, sizeof(buffer), |
| "main() {\n" |
| " return List.filled(%" Pd |
| ", null);\n" |
| "}\n", |
| kOneTooMany); |
| Dart_Handle lib = TestCase::LoadTestScript(buffer, nullptr); |
| EXPECT_VALID(lib); |
| Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, nullptr); |
| EXPECT_ERROR(result, "Out of Memory"); |
| } |
| |
| TEST_CASE(ArrayLengthMaxElements) { |
| char buffer[1024]; |
| Utils::SNPrint(buffer, sizeof(buffer), |
| "main() {\n" |
| " return List.filled(%" Pd |
| ", null);\n" |
| "}\n", |
| Array::kMaxElements); |
| Dart_Handle lib = TestCase::LoadTestScript(buffer, nullptr); |
| EXPECT_VALID(lib); |
| Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, nullptr); |
| if (Dart_IsError(result)) { |
| EXPECT_ERROR(result, "Out of Memory"); |
| } else { |
| const intptr_t kExpected = Array::kMaxElements; |
| intptr_t actual = 0; |
| EXPECT_VALID(Dart_ListLength(result, &actual)); |
| EXPECT_EQ(kExpected, actual); |
| } |
| } |
| |
| static void TestIllegalTypedDataLength(const char* class_name, |
| intptr_t length) { |
| char buffer[1024]; |
| Utils::SNPrint(buffer, sizeof(buffer), |
| "import 'dart:typed_data';\n" |
| "main() {\n" |
| " new %s(%" Pd |
| ");\n" |
| "}\n", |
| class_name, length); |
| Dart_Handle lib = TestCase::LoadTestScript(buffer, nullptr); |
| EXPECT_VALID(lib); |
| Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, nullptr); |
| Utils::SNPrint(buffer, sizeof(buffer), "%" Pd, length); |
| EXPECT_ERROR(result, "RangeError (length): Invalid value"); |
| EXPECT_ERROR(result, buffer); |
| } |
| |
| TEST_CASE(Int8ListLengthNegativeOne) { |
| TestIllegalTypedDataLength("Int8List", -1); |
| } |
| TEST_CASE(Int8ListLengthSmiMin) { |
| TestIllegalTypedDataLength("Int8List", kSmiMin); |
| } |
| TEST_CASE(Int8ListLengthOneTooMany) { |
| const intptr_t kOneTooMany = |
| TypedData::MaxElements(kTypedDataInt8ArrayCid) + 1; |
| ASSERT(kOneTooMany >= 0); |
| |
| char buffer[1024]; |
| Utils::SNPrint(buffer, sizeof(buffer), |
| "import 'dart:typed_data';\n" |
| "main() {\n" |
| " return new Int8List(%" Pd |
| ");\n" |
| "}\n", |
| kOneTooMany); |
| Dart_Handle lib = TestCase::LoadTestScript(buffer, nullptr); |
| EXPECT_VALID(lib); |
| Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, nullptr); |
| EXPECT_ERROR(result, "Out of Memory"); |
| } |
| |
| TEST_CASE(Int8ListLengthMaxElements) { |
| const intptr_t max_elements = TypedData::MaxElements(kTypedDataInt8ArrayCid); |
| char buffer[1024]; |
| Utils::SNPrint(buffer, sizeof(buffer), |
| "import 'dart:typed_data';\n" |
| "main() {\n" |
| " return new Int8List(%" Pd |
| ");\n" |
| "}\n", |
| max_elements); |
| Dart_Handle lib = TestCase::LoadTestScript(buffer, nullptr); |
| EXPECT_VALID(lib); |
| Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, nullptr); |
| if (Dart_IsError(result)) { |
| EXPECT_ERROR(result, "Out of Memory"); |
| } else { |
| intptr_t actual = 0; |
| EXPECT_VALID(Dart_ListLength(result, &actual)); |
| EXPECT_EQ(max_elements, actual); |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringCodePointIterator) { |
| const String& str0 = String::Handle(String::New("")); |
| String::CodePointIterator it0(str0); |
| EXPECT(!it0.Next()); |
| |
| const String& str1 = String::Handle(String::New(" \xc3\xa7 ")); |
| String::CodePointIterator it1(str1); |
| EXPECT(it1.Next()); |
| EXPECT_EQ(' ', it1.Current()); |
| EXPECT(it1.Next()); |
| EXPECT_EQ(0xE7, it1.Current()); |
| EXPECT(it1.Next()); |
| EXPECT_EQ(' ', it1.Current()); |
| EXPECT(!it1.Next()); |
| |
| const String& str2 = |
| String::Handle(String::New("\xD7\x92\xD7\x9C" |
| "\xD7\xA2\xD7\x93" |
| "\xD7\x91\xD7\xA8" |
| "\xD7\x9B\xD7\x94")); |
| String::CodePointIterator it2(str2); |
| EXPECT(it2.Next()); |
| EXPECT_EQ(0x5D2, it2.Current()); |
| EXPECT(it2.Next()); |
| EXPECT_EQ(0x5DC, it2.Current()); |
| EXPECT(it2.Next()); |
| EXPECT_EQ(0x5E2, it2.Current()); |
| EXPECT(it2.Next()); |
| EXPECT_EQ(0x5D3, it2.Current()); |
| EXPECT(it2.Next()); |
| EXPECT_EQ(0x5D1, it2.Current()); |
| EXPECT(it2.Next()); |
| EXPECT_EQ(0x5E8, it2.Current()); |
| EXPECT(it2.Next()); |
| EXPECT_EQ(0x5DB, it2.Current()); |
| EXPECT(it2.Next()); |
| EXPECT_EQ(0x5D4, it2.Current()); |
| EXPECT(!it2.Next()); |
| |
| const String& str3 = |
| String::Handle(String::New("\xF0\x9D\x91\xA0" |
| "\xF0\x9D\x91\xA1" |
| "\xF0\x9D\x91\xA2" |
| "\xF0\x9D\x91\xA3")); |
| String::CodePointIterator it3(str3); |
| EXPECT(it3.Next()); |
| EXPECT_EQ(0x1D460, it3.Current()); |
| EXPECT(it3.Next()); |
| EXPECT_EQ(0x1D461, it3.Current()); |
| EXPECT(it3.Next()); |
| EXPECT_EQ(0x1D462, it3.Current()); |
| EXPECT(it3.Next()); |
| EXPECT_EQ(0x1D463, it3.Current()); |
| EXPECT(!it3.Next()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(StringCodePointIteratorRange) { |
| const String& str = String::Handle(String::New("foo bar baz")); |
| |
| String::CodePointIterator it0(str, 3, 0); |
| EXPECT(!it0.Next()); |
| |
| String::CodePointIterator it1(str, 4, 3); |
| EXPECT(it1.Next()); |
| EXPECT_EQ('b', it1.Current()); |
| EXPECT(it1.Next()); |
| EXPECT_EQ('a', it1.Current()); |
| EXPECT(it1.Next()); |
| EXPECT_EQ('r', it1.Current()); |
| EXPECT(!it1.Next()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(GrowableObjectArray) { |
| const int kArrayLen = 5; |
| Smi& value = Smi::Handle(); |
| Smi& expected_value = Smi::Handle(); |
| GrowableObjectArray& array = GrowableObjectArray::Handle(); |
| |
| // Test basic growing functionality. |
| array = GrowableObjectArray::New(kArrayLen); |
| EXPECT_EQ(kArrayLen, array.Capacity()); |
| EXPECT_EQ(0, array.Length()); |
| for (intptr_t i = 0; i < 10; i++) { |
| value = Smi::New(i); |
| array.Add(value); |
| } |
| EXPECT_EQ(10, array.Length()); |
| for (intptr_t i = 0; i < 10; i++) { |
| expected_value = Smi::New(i); |
| value ^= array.At(i); |
| EXPECT(value.Equals(expected_value)); |
| } |
| for (intptr_t i = 0; i < 10; i++) { |
| value = Smi::New(i * 10); |
| array.SetAt(i, value); |
| } |
| EXPECT_EQ(10, array.Length()); |
| for (intptr_t i = 0; i < 10; i++) { |
| expected_value = Smi::New(i * 10); |
| value ^= array.At(i); |
| EXPECT(value.Equals(expected_value)); |
| } |
| |
| // Test the MakeFixedLength functionality to make sure the resulting array |
| // object is properly setup. |
| // 1. Should produce an array of length 2 and a filler of minimal size. |
| Array& new_array = Array::Handle(); |
| Object& obj = Object::Handle(); |
| uword addr = 0; |
| intptr_t used_size = 0; |
| |
| array = GrowableObjectArray::New(kArrayLen + 1); |
| EXPECT_EQ(kArrayLen + 1, array.Capacity()); |
| EXPECT_EQ(0, array.Length()); |
| for (intptr_t i = 0; i < 2; i++) { |
| value = Smi::New(i); |
| array.Add(value); |
| } |
| used_size = Array::InstanceSize(array.Length()); |
| new_array = Array::MakeFixedLength(array); |
| addr = UntaggedObject::ToAddr(new_array.ptr()); |
| obj = UntaggedObject::FromAddr(addr); |
| EXPECT(obj.IsArray()); |
| new_array ^= obj.ptr(); |
| EXPECT_EQ(2, new_array.Length()); |
| addr += used_size; |
| ObjectPtr filler = UntaggedObject::FromAddr(addr); |
| EXPECT(filler->IsFreeListElement()); |
| EXPECT_EQ(filler->untag()->HeapSize(), |
| Array::InstanceSize(kArrayLen + 1) - used_size); |
| |
| // 2. Should produce an array of length 3 and a filler object. |
| array = GrowableObjectArray::New(kArrayLen); |
| EXPECT_EQ(kArrayLen, array.Capacity()); |
| EXPECT_EQ(0, array.Length()); |
| for (intptr_t i = 0; i < 3; i++) { |
| value = Smi::New(i); |
| array.Add(value); |
| } |
| used_size = Array::InstanceSize(array.Length()); |
| new_array = Array::MakeFixedLength(array); |
| addr = UntaggedObject::ToAddr(new_array.ptr()); |
| obj = UntaggedObject::FromAddr(addr); |
| EXPECT(obj.IsArray()); |
| new_array ^= obj.ptr(); |
| EXPECT_EQ(3, new_array.Length()); |
| addr += used_size; |
| filler = UntaggedObject::FromAddr(addr); |
| EXPECT(filler->IsFreeListElement()); |
| EXPECT_EQ(filler->untag()->HeapSize(), |
| Array::InstanceSize(kArrayLen) - used_size); |
| |
| // 3. Should produce an array of length 1 and a filler object. |
| array = GrowableObjectArray::New(kArrayLen + 3); |
| EXPECT_EQ((kArrayLen + 3), array.Capacity()); |
| EXPECT_EQ(0, array.Length()); |
| for (intptr_t i = 0; i < 1; i++) { |
| value = Smi::New(i); |
| array.Add(value); |
| } |
| used_size = Array::InstanceSize(array.Length()); |
| new_array = Array::MakeFixedLength(array); |
| addr = UntaggedObject::ToAddr(new_array.ptr()); |
| obj = UntaggedObject::FromAddr(addr); |
| EXPECT(obj.IsArray()); |
| new_array ^= obj.ptr(); |
| EXPECT_EQ(1, new_array.Length()); |
| addr += used_size; |
| filler = UntaggedObject::FromAddr(addr); |
| EXPECT(filler->IsFreeListElement()); |
| EXPECT_EQ(filler->untag()->HeapSize(), |
| Array::InstanceSize(kArrayLen + 3) - used_size); |
| |
| // 4. Verify that GC can handle the filler object for a large array. |
| array = GrowableObjectArray::New((1 * MB) >> kWordSizeLog2); |
| EXPECT_EQ(0, array.Length()); |
| for (intptr_t i = 0; i < 1; i++) { |
| value = Smi::New(i); |
| array.Add(value); |
| } |
| Heap* heap = IsolateGroup::Current()->heap(); |
| GCTestHelper::CollectAllGarbage(); |
| GCTestHelper::WaitForGCTasks(); // Sweeper must finish for accurate capacity. |
| intptr_t capacity_before = heap->CapacityInWords(Heap::kOld); |
| new_array = Array::MakeFixedLength(array); |
| EXPECT_EQ(1, new_array.Length()); |
| GCTestHelper::CollectAllGarbage(); |
| GCTestHelper::WaitForGCTasks(); // Sweeper must finish for accurate capacity. |
| intptr_t capacity_after = heap->CapacityInWords(Heap::kOld); |
| // Page should shrink. |
| EXPECT_LT(capacity_after, capacity_before); |
| EXPECT_EQ(1, new_array.Length()); |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(TypedData_Grow) { |
| const intptr_t kSmallSize = 42; |
| const intptr_t kLargeSize = 1000; |
| |
| Random random(42); |
| |
| for (classid_t cid = kFirstTypedDataCid; cid <= kLastTypedDataCid; |
| cid += kNumTypedDataCidRemainders) { |
| ASSERT(IsTypedDataClassId(cid)); |
| |
| const auto& small = TypedData::Handle(TypedData::New(cid, kSmallSize)); |
| EXPECT_EQ(small.LengthInBytes(), kSmallSize * small.ElementSizeInBytes()); |
| |
| for (intptr_t i = 0; i < TypedData::ElementSizeFor(cid) * kSmallSize; i++) { |
| small.SetUint8(i, static_cast<uint8_t>(random.NextUInt64() & 0xff)); |
| } |
| |
| const auto& big = TypedData::Handle(TypedData::Grow(small, kLargeSize)); |
| EXPECT_EQ(small.GetClassId(), big.GetClassId()); |
| EXPECT_EQ(big.LengthInBytes(), kLargeSize * big.ElementSizeInBytes()); |
| |
| for (intptr_t i = 0; i < TypedData::ElementSizeFor(cid) * kSmallSize; i++) { |
| EXPECT_EQ(small.GetUint8(i), big.GetUint8(i)); |
| } |
| for (intptr_t i = TypedData::ElementSizeFor(cid) * kSmallSize; |
| i < TypedData::ElementSizeFor(cid) * kLargeSize; i++) { |
| EXPECT_EQ(0, big.GetUint8(i)); |
| } |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(InternalTypedData) { |
| uint8_t data[] = {253, 254, 255, 0, 1, 2, 3, 4}; |
| intptr_t data_length = ARRAY_SIZE(data); |
| |
| const TypedData& int8_array = |
| TypedData::Handle(TypedData::New(kTypedDataInt8ArrayCid, data_length)); |
| EXPECT(!int8_array.IsNull()); |
| EXPECT_EQ(data_length, int8_array.Length()); |
| for (intptr_t i = 0; i < data_length; ++i) { |
| int8_array.SetInt8(i, data[i]); |
| } |
| |
| EXPECT_EQ(-3, int8_array.GetInt8(0)); |
| EXPECT_EQ(253, int8_array.GetUint8(0)); |
| |
| EXPECT_EQ(-2, int8_array.GetInt8(1)); |
| EXPECT_EQ(254, int8_array.GetUint8(1)); |
| |
| EXPECT_EQ(-1, int8_array.GetInt8(2)); |
| EXPECT_EQ(255, int8_array.GetUint8(2)); |
| |
| EXPECT_EQ(0, int8_array.GetInt8(3)); |
| EXPECT_EQ(0, int8_array.GetUint8(3)); |
| |
| EXPECT_EQ(1, int8_array.GetInt8(4)); |
| EXPECT_EQ(1, int8_array.GetUint8(4)); |
| |
| EXPECT_EQ(2, int8_array.GetInt8(5)); |
| EXPECT_EQ(2, int8_array.GetUint8(5)); |
| |
| EXPECT_EQ(3, int8_array.GetInt8(6)); |
| EXPECT_EQ(3, int8_array.GetUint8(6)); |
| |
| EXPECT_EQ(4, int8_array.GetInt8(7)); |
| EXPECT_EQ(4, int8_array.GetUint8(7)); |
| |
| const TypedData& int8_array2 = |
| TypedData::Handle(TypedData::New(kTypedDataInt8ArrayCid, data_length)); |
| EXPECT(!int8_array.IsNull()); |
| EXPECT_EQ(data_length, int8_array.Length()); |
| for (intptr_t i = 0; i < data_length; ++i) { |
| int8_array2.SetInt8(i, data[i]); |
| } |
| |
| for (intptr_t i = 0; i < data_length; ++i) { |
| EXPECT_EQ(int8_array.GetInt8(i), int8_array2.GetInt8(i)); |
| } |
| for (intptr_t i = 0; i < data_length; ++i) { |
| int8_array.SetInt8(i, 123 + i); |
| } |
| for (intptr_t i = 0; i < data_length; ++i) { |
| EXPECT(int8_array.GetInt8(i) != int8_array2.GetInt8(i)); |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(ExternalTypedData) { |
| uint8_t data[] = {253, 254, 255, 0, 1, 2, 3, 4}; |
| intptr_t data_length = ARRAY_SIZE(data); |
| |
| const ExternalTypedData& int8_array = |
| ExternalTypedData::Handle(ExternalTypedData::New( |
| kExternalTypedDataInt8ArrayCid, data, data_length)); |
| EXPECT(!int8_array.IsNull()); |
| EXPECT_EQ(data_length, int8_array.Length()); |
| |
| const ExternalTypedData& uint8_array = |
| ExternalTypedData::Handle(ExternalTypedData::New( |
| kExternalTypedDataUint8ArrayCid, data, data_length)); |
| EXPECT(!uint8_array.IsNull()); |
| EXPECT_EQ(data_length, uint8_array.Length()); |
| |
| const ExternalTypedData& uint8_clamped_array = |
| ExternalTypedData::Handle(ExternalTypedData::New( |
| kExternalTypedDataUint8ClampedArrayCid, data, data_length)); |
| EXPECT(!uint8_clamped_array.IsNull()); |
| EXPECT_EQ(data_length, uint8_clamped_array.Length()); |
| |
| EXPECT_EQ(-3, int8_array.GetInt8(0)); |
| EXPECT_EQ(253, uint8_array.GetUint8(0)); |
| EXPECT_EQ(253, uint8_clamped_array.GetUint8(0)); |
| |
| EXPECT_EQ(-2, int8_array.GetInt8(1)); |
| EXPECT_EQ(254, uint8_array.GetUint8(1)); |
| EXPECT_EQ(254, uint8_clamped_array.GetUint8(1)); |
| |
| EXPECT_EQ(-1, int8_array.GetInt8(2)); |
| EXPECT_EQ(255, uint8_array.GetUint8(2)); |
| EXPECT_EQ(255, uint8_clamped_array.GetUint8(2)); |
| |
| EXPECT_EQ(0, int8_array.GetInt8(3)); |
| EXPECT_EQ(0, uint8_array.GetUint8(3)); |
| EXPECT_EQ(0, uint8_clamped_array.GetUint8(3)); |
| |
| EXPECT_EQ(1, int8_array.GetInt8(4)); |
| EXPECT_EQ(1, uint8_array.GetUint8(4)); |
| EXPECT_EQ(1, uint8_clamped_array.GetUint8(4)); |
| |
| EXPECT_EQ(2, int8_array.GetInt8(5)); |
| EXPECT_EQ(2, uint8_array.GetUint8(5)); |
| EXPECT_EQ(2, uint8_clamped_array.GetUint8(5)); |
| |
| for (intptr_t i = 0; i < int8_array.Length(); ++i) { |
| EXPECT_EQ(int8_array.GetUint8(i), uint8_array.GetUint8(i)); |
| } |
| |
| int8_array.SetInt8(2, -123); |
| uint8_array.SetUint8(0, 123); |
| for (intptr_t i = 0; i < int8_array.Length(); ++i) { |
| EXPECT_EQ(int8_array.GetInt8(i), uint8_array.GetInt8(i)); |
| } |
| |
| uint8_clamped_array.SetUint8(0, 123); |
| for (intptr_t i = 0; i < int8_array.Length(); ++i) { |
| EXPECT_EQ(int8_array.GetUint8(i), uint8_clamped_array.GetUint8(i)); |
| } |
| } |
| |
| ISOLATE_UNIT_TEST_CASE(Script) { |
| { |
| const char* url_chars = "builtin:test-case"; |
| const char* source_chars = "This will not compile."; |
| const String& url = String::Handle(String::New(url_chars)); |
| const String& source = String::Handle(String::New(source_chars)); |
| const Script& script = Script::Handle(Script::New(url, source)); |
| EXPECT(!script.IsNull()); |
| EXPECT(script.IsScript()); |
| String& str = String::Handle(script.url()); |
| EXPECT_EQ(17, str.Length()); |
| EXPECT_EQ('b', str.CharAt(0)); |
| EXPECT_EQ(':', str.CharAt(7)); |
| EXPECT_EQ('e', str.CharAt(16)); |
| str = script.Source(); |
| EXPECT_EQ(22, str.Length()); |
| EXPECT_EQ('T', str.CharAt(0)); |
| EXPECT_EQ('n', str.CharAt(10)); |
| EXPECT_EQ('.', str.CharAt(21)); |
| } |
| |
| { |
| const char* url_chars = ""; |
| // Single line, no terminators. |
| const char* source_chars = "abc"; |
| const String& url = String::Handle(String::New(url_chars)); |
| const String& source = String::Handle(String::New(source_chars)); |
| const Script& script = Script::Handle(Script::New(url, source)); |
| EXPECT(!script.IsNull()); |
| EXPECT(script.IsScript()); |
| auto& str = String::Handle(Z); |
| str = script.GetLine(1); |
| EXPECT_STREQ("abc", str.ToCString()); |
| str = script.GetSnippet(1, 1, 1, 2); |
| EXPECT_STREQ("a", str.ToCString()); |
| str = script.GetSnippet(1, 2, 1, 4); |
| EXPECT_STREQ("bc", str.ToCString()); |
| // Lines not in the source should return the empty string. |
| str = script.GetLine(-500); |
| EXPECT_STREQ("", str.ToCString()); |
| str = script.GetLine(0); |
| EXPECT_STREQ("", str.ToCString()); |
| str = script.GetLine(2); |
| EXPECT_STREQ("", str.ToCString()); |
| str = script.GetLine(10000); |
| EXPECT_STREQ("", str.ToCString()); |
| // Snippets not contained within the source should be the null string. |
| str = script.GetSnippet(-1, 1 |