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// 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 "platform/globals.h"
#include "include/dart_tools_api.h"
#include "platform/assert.h"
#include "vm/class_finalizer.h"
#include "vm/clustered_snapshot.h"
#include "vm/dart_api_impl.h"
#include "vm/dart_api_message.h"
#include "vm/dart_api_state.h"
#include "vm/debugger_api_impl_test.h"
#include "vm/flags.h"
#include "vm/malloc_hooks.h"
#include "vm/snapshot.h"
#include "vm/symbols.h"
#include "vm/unicode.h"
#include "vm/unit_test.h"
namespace dart {
// Check if serialized and deserialized objects are equal.
static bool Equals(const Object& expected, const Object& actual) {
if (expected.IsNull()) {
return actual.IsNull();
}
if (expected.IsSmi()) {
if (actual.IsSmi()) {
return expected.raw() == actual.raw();
}
return false;
}
if (expected.IsDouble()) {
if (actual.IsDouble()) {
Double& dbl1 = Double::Handle();
Double& dbl2 = Double::Handle();
dbl1 ^= expected.raw();
dbl2 ^= actual.raw();
return dbl1.value() == dbl2.value();
}
return false;
}
if (expected.IsBool()) {
if (actual.IsBool()) {
return expected.raw() == actual.raw();
}
return false;
}
return false;
}
static uint8_t* malloc_allocator(uint8_t* ptr,
intptr_t old_size,
intptr_t new_size) {
return reinterpret_cast<uint8_t*>(realloc(ptr, new_size));
}
// Compare two Dart_CObject object graphs rooted in first and
// second. The second graph will be destroyed by this operation no matter
// whether the graphs are equal or not.
static void CompareDartCObjects(Dart_CObject* first, Dart_CObject* second) {
// Return immediately if entering a cycle.
if (second->type == Dart_CObject_kNumberOfTypes) return;
EXPECT_NE(first, second);
EXPECT_EQ(first->type, second->type);
switch (first->type) {
case Dart_CObject_kNull:
// Nothing more to compare.
break;
case Dart_CObject_kBool:
EXPECT_EQ(first->value.as_bool, second->value.as_bool);
break;
case Dart_CObject_kInt32:
EXPECT_EQ(first->value.as_int32, second->value.as_int32);
break;
case Dart_CObject_kInt64:
EXPECT_EQ(first->value.as_int64, second->value.as_int64);
break;
case Dart_CObject_kDouble:
EXPECT_EQ(first->value.as_double, second->value.as_double);
break;
case Dart_CObject_kString:
EXPECT_STREQ(first->value.as_string, second->value.as_string);
break;
case Dart_CObject_kTypedData:
EXPECT_EQ(first->value.as_typed_data.length,
second->value.as_typed_data.length);
for (int i = 0; i < first->value.as_typed_data.length; i++) {
EXPECT_EQ(first->value.as_typed_data.values[i],
second->value.as_typed_data.values[i]);
}
break;
case Dart_CObject_kArray:
// Use invalid type as a visited marker to avoid infinite
// recursion on graphs with cycles.
second->type = Dart_CObject_kNumberOfTypes;
EXPECT_EQ(first->value.as_array.length, second->value.as_array.length);
for (int i = 0; i < first->value.as_array.length; i++) {
CompareDartCObjects(first->value.as_array.values[i],
second->value.as_array.values[i]);
}
break;
case Dart_CObject_kCapability:
EXPECT_EQ(first->value.as_capability.id, second->value.as_capability.id);
break;
default:
EXPECT(false);
}
}
static void CheckEncodeDecodeMessage(Dart_CObject* root) {
// Encode and decode the message.
ApiMessageWriter writer;
Message* message =
writer.WriteCMessage(root, ILLEGAL_PORT, Message::kNormalPriority);
ApiMessageReader api_reader(message);
Dart_CObject* new_root = api_reader.ReadMessage();
delete message;
// Check that the two messages are the same.
CompareDartCObjects(root, new_root);
}
static void ExpectEncodeFail(Dart_CObject* root) {
ApiMessageWriter writer;
Message* message =
writer.WriteCMessage(root, ILLEGAL_PORT, Message::kNormalPriority);
EXPECT(message == NULL);
}
TEST_CASE(SerializeNull) {
StackZone zone(thread);
// Write snapshot with object content.
const Object& null_object = Object::Handle();
MessageWriter writer(true);
Message* message =
writer.WriteMessage(null_object, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
const Object& serialized_object = Object::Handle(reader.ReadObject());
EXPECT(Equals(null_object, serialized_object));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kNull, root->type);
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(SerializeSmi1) {
StackZone zone(thread);
// Write snapshot with object content.
const Smi& smi = Smi::Handle(Smi::New(124));
MessageWriter writer(true);
Message* message =
writer.WriteMessage(smi, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
const Object& serialized_object = Object::Handle(reader.ReadObject());
EXPECT(Equals(smi, serialized_object));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kInt32, root->type);
EXPECT_EQ(smi.Value(), root->value.as_int32);
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(SerializeSmi2) {
StackZone zone(thread);
// Write snapshot with object content.
const Smi& smi = Smi::Handle(Smi::New(-1));
MessageWriter writer(true);
Message* message =
writer.WriteMessage(smi, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
const Object& serialized_object = Object::Handle(reader.ReadObject());
EXPECT(Equals(smi, serialized_object));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kInt32, root->type);
EXPECT_EQ(smi.Value(), root->value.as_int32);
CheckEncodeDecodeMessage(root);
delete message;
}
Dart_CObject* SerializeAndDeserializeMint(const Mint& mint) {
// Write snapshot with object content.
MessageWriter writer(true);
Message* message =
writer.WriteMessage(mint, ILLEGAL_PORT, Message::kNormalPriority);
{
// Switch to a regular zone, where VM handle allocation is allowed.
Thread* thread = Thread::Current();
StackZone zone(thread);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
const Object& serialized_object = Object::Handle(reader.ReadObject());
EXPECT(serialized_object.IsMint());
}
// Read object back from the snapshot into a C structure.
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
CheckEncodeDecodeMessage(root);
delete message;
return root;
}
void CheckMint(int64_t value) {
ApiNativeScope scope;
StackZone zone(Thread::Current());
Mint& mint = Mint::Handle();
mint ^= Integer::New(value);
Dart_CObject* mint_cobject = SerializeAndDeserializeMint(mint);
// On 64-bit platforms mints always require 64-bits as the smi range
// here covers most of the 64-bit range. On 32-bit platforms the smi
// range covers most of the 32-bit range and values outside that
// range are also represented as mints.
#if defined(ARCH_IS_64_BIT)
EXPECT_EQ(Dart_CObject_kInt64, mint_cobject->type);
EXPECT_EQ(value, mint_cobject->value.as_int64);
#else
if (kMinInt32 < value && value < kMaxInt32) {
EXPECT_EQ(Dart_CObject_kInt32, mint_cobject->type);
EXPECT_EQ(value, mint_cobject->value.as_int32);
} else {
EXPECT_EQ(Dart_CObject_kInt64, mint_cobject->type);
EXPECT_EQ(value, mint_cobject->value.as_int64);
}
#endif
}
TEST_CASE(SerializeMints) {
// Min positive mint.
CheckMint(Smi::kMaxValue + 1);
// Min positive mint + 1.
CheckMint(Smi::kMaxValue + 2);
// Max negative mint.
CheckMint(Smi::kMinValue - 1);
// Max negative mint - 1.
CheckMint(Smi::kMinValue - 2);
// Max positive mint.
CheckMint(kMaxInt64);
// Max positive mint - 1.
CheckMint(kMaxInt64 - 1);
// Min negative mint.
CheckMint(kMinInt64);
// Min negative mint + 1.
CheckMint(kMinInt64 + 1);
}
TEST_CASE(SerializeDouble) {
StackZone zone(thread);
// Write snapshot with object content.
const Double& dbl = Double::Handle(Double::New(101.29));
MessageWriter writer(true);
Message* message =
writer.WriteMessage(dbl, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
const Object& serialized_object = Object::Handle(reader.ReadObject());
EXPECT(Equals(dbl, serialized_object));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kDouble, root->type);
EXPECT_EQ(dbl.value(), root->value.as_double);
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(SerializeTrue) {
StackZone zone(thread);
// Write snapshot with true object.
const Bool& bl = Bool::True();
MessageWriter writer(true);
Message* message =
writer.WriteMessage(bl, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
const Object& serialized_object = Object::Handle(reader.ReadObject());
fprintf(stderr, "%s / %s\n", bl.ToCString(), serialized_object.ToCString());
EXPECT(Equals(bl, serialized_object));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kBool, root->type);
EXPECT_EQ(true, root->value.as_bool);
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(SerializeFalse) {
StackZone zone(thread);
// Write snapshot with false object.
const Bool& bl = Bool::False();
MessageWriter writer(true);
Message* message =
writer.WriteMessage(bl, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
const Object& serialized_object = Object::Handle(reader.ReadObject());
EXPECT(Equals(bl, serialized_object));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kBool, root->type);
EXPECT_EQ(false, root->value.as_bool);
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(SerializeCapability) {
// Write snapshot with object content.
const Capability& capability = Capability::Handle(Capability::New(12345));
MessageWriter writer(true);
Message* message =
writer.WriteMessage(capability, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
Capability& obj = Capability::Handle();
obj ^= reader.ReadObject();
EXPECT_STREQ(12345, obj.Id());
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kCapability, root->type);
int64_t id = root->value.as_capability.id;
EXPECT_EQ(12345, id);
CheckEncodeDecodeMessage(root);
delete message;
}
#define TEST_ROUND_TRIP_IDENTICAL(object) \
{ \
MessageWriter writer(true); \
Message* message = writer.WriteMessage( \
Object::Handle(object), ILLEGAL_PORT, Message::kNormalPriority); \
MessageSnapshotReader reader(message, thread); \
EXPECT(reader.ReadObject() == object); \
delete message; \
}
TEST_CASE(SerializeSingletons) {
TEST_ROUND_TRIP_IDENTICAL(Object::class_class());
TEST_ROUND_TRIP_IDENTICAL(Object::type_arguments_class());
TEST_ROUND_TRIP_IDENTICAL(Object::function_class());
TEST_ROUND_TRIP_IDENTICAL(Object::field_class());
TEST_ROUND_TRIP_IDENTICAL(Object::token_stream_class());
TEST_ROUND_TRIP_IDENTICAL(Object::script_class());
TEST_ROUND_TRIP_IDENTICAL(Object::library_class());
TEST_ROUND_TRIP_IDENTICAL(Object::code_class());
TEST_ROUND_TRIP_IDENTICAL(Object::instructions_class());
TEST_ROUND_TRIP_IDENTICAL(Object::pc_descriptors_class());
TEST_ROUND_TRIP_IDENTICAL(Object::exception_handlers_class());
TEST_ROUND_TRIP_IDENTICAL(Object::context_class());
TEST_ROUND_TRIP_IDENTICAL(Object::context_scope_class());
}
static void TestString(const char* cstr) {
Thread* thread = Thread::Current();
EXPECT(Utf8::IsValid(reinterpret_cast<const uint8_t*>(cstr), strlen(cstr)));
// Write snapshot with object content.
String& str = String::Handle(String::New(cstr));
MessageWriter writer(true);
Message* message =
writer.WriteMessage(str, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
String& serialized_str = String::Handle();
serialized_str ^= reader.ReadObject();
EXPECT(str.Equals(serialized_str));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_EQ(Dart_CObject_kString, root->type);
EXPECT_STREQ(cstr, root->value.as_string);
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(SerializeString) {
TestString("This string shall be serialized");
TestString("æøå"); // This file is UTF-8 encoded.
const char* data =
"\x01"
"\x7F"
"\xC2\x80" // U+0080
"\xDF\xBF" // U+07FF
"\xE0\xA0\x80" // U+0800
"\xEF\xBF\xBF"; // U+FFFF
TestString(data);
// TODO(sgjesse): Add tests with non-BMP characters.
}
TEST_CASE(SerializeArray) {
// Write snapshot with object content.
const int kArrayLength = 10;
Array& array = Array::Handle(Array::New(kArrayLength));
Smi& smi = Smi::Handle();
for (int i = 0; i < kArrayLength; i++) {
smi ^= Smi::New(i);
array.SetAt(i, smi);
}
MessageWriter writer(true);
Message* message =
writer.WriteMessage(array, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
Array& serialized_array = Array::Handle();
serialized_array ^= reader.ReadObject();
EXPECT(array.CanonicalizeEquals(serialized_array));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(Dart_CObject_kInt32, element->type);
EXPECT_EQ(i, element->value.as_int32);
}
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(SerializeArrayWithTypeArgument) {
// Write snapshot with object content.
const int kArrayLength = 10;
Array& array =
Array::Handle(Array::New(kArrayLength, Type::Handle(Type::ObjectType())));
Smi& smi = Smi::Handle();
for (int i = 0; i < kArrayLength; i++) {
smi ^= Smi::New(i);
array.SetAt(i, smi);
}
MessageWriter writer(true);
Message* message =
writer.WriteMessage(array, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
Array& serialized_array = Array::Handle();
serialized_array ^= reader.ReadObject();
EXPECT(array.CanonicalizeEquals(serialized_array));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(Dart_CObject_kInt32, element->type);
EXPECT_EQ(i, element->value.as_int32);
}
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(FailSerializeLargeArray) {
Dart_CObject root;
root.type = Dart_CObject_kArray;
root.value.as_array.length = Array::kMaxElements + 1;
root.value.as_array.values = NULL;
ExpectEncodeFail(&root);
}
TEST_CASE(FailSerializeLargeNestedArray) {
Dart_CObject parent;
Dart_CObject child;
Dart_CObject* values[1] = {&child};
parent.type = Dart_CObject_kArray;
parent.value.as_array.length = 1;
parent.value.as_array.values = values;
child.type = Dart_CObject_kArray;
child.value.as_array.length = Array::kMaxElements + 1;
ExpectEncodeFail(&parent);
}
TEST_CASE(FailSerializeLargeTypedDataInt8) {
Dart_CObject root;
root.type = Dart_CObject_kTypedData;
root.value.as_typed_data.type = Dart_TypedData_kInt8;
root.value.as_typed_data.length =
TypedData::MaxElements(kTypedDataInt8ArrayCid) + 1;
ExpectEncodeFail(&root);
}
TEST_CASE(FailSerializeLargeTypedDataUint8) {
Dart_CObject root;
root.type = Dart_CObject_kTypedData;
root.value.as_typed_data.type = Dart_TypedData_kUint8;
root.value.as_typed_data.length =
TypedData::MaxElements(kTypedDataUint8ArrayCid) + 1;
ExpectEncodeFail(&root);
}
TEST_CASE(FailSerializeLargeExternalTypedData) {
Dart_CObject root;
root.type = Dart_CObject_kExternalTypedData;
root.value.as_typed_data.length =
ExternalTypedData::MaxElements(kExternalTypedDataUint8ArrayCid) + 1;
ExpectEncodeFail(&root);
}
TEST_CASE(SerializeEmptyArray) {
// Write snapshot with object content.
const int kArrayLength = 0;
Array& array = Array::Handle(Array::New(kArrayLength));
MessageWriter writer(true);
Message* message =
writer.WriteMessage(array, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
Array& serialized_array = Array::Handle();
serialized_array ^= reader.ReadObject();
EXPECT(array.CanonicalizeEquals(serialized_array));
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
EXPECT(root->value.as_array.values == NULL);
CheckEncodeDecodeMessage(root);
delete message;
}
TEST_CASE(SerializeByteArray) {
// Write snapshot with object content.
const int kTypedDataLength = 256;
TypedData& typed_data = TypedData::Handle(
TypedData::New(kTypedDataUint8ArrayCid, kTypedDataLength));
for (int i = 0; i < kTypedDataLength; i++) {
typed_data.SetUint8(i, i);
}
MessageWriter writer(true);
Message* message =
writer.WriteMessage(typed_data, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
TypedData& serialized_typed_data = TypedData::Handle();
serialized_typed_data ^= reader.ReadObject();
EXPECT(serialized_typed_data.IsTypedData());
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_EQ(Dart_CObject_kTypedData, root->type);
EXPECT_EQ(kTypedDataLength, root->value.as_typed_data.length);
for (int i = 0; i < kTypedDataLength; i++) {
EXPECT(root->value.as_typed_data.values[i] == i);
}
CheckEncodeDecodeMessage(root);
delete message;
}
#define TEST_TYPED_ARRAY(darttype, ctype) \
{ \
StackZone zone(thread); \
const int kArrayLength = 127; \
TypedData& array = TypedData::Handle( \
TypedData::New(kTypedData##darttype##ArrayCid, kArrayLength)); \
intptr_t scale = array.ElementSizeInBytes(); \
for (int i = 0; i < kArrayLength; i++) { \
array.Set##darttype((i * scale), i); \
} \
MessageWriter writer(true); \
Message* message = \
writer.WriteMessage(array, ILLEGAL_PORT, Message::kNormalPriority); \
MessageSnapshotReader reader(message, thread); \
TypedData& serialized_array = TypedData::Handle(); \
serialized_array ^= reader.ReadObject(); \
for (int i = 0; i < kArrayLength; i++) { \
EXPECT_EQ(static_cast<ctype>(i), \
serialized_array.Get##darttype(i* scale)); \
} \
delete message; \
}
#define TEST_EXTERNAL_TYPED_ARRAY(darttype, ctype) \
{ \
StackZone zone(thread); \
ctype data[] = {0, 11, 22, 33, 44, 55, 66, 77}; \
intptr_t length = ARRAY_SIZE(data); \
ExternalTypedData& array = ExternalTypedData::Handle( \
ExternalTypedData::New(kExternalTypedData##darttype##ArrayCid, \
reinterpret_cast<uint8_t*>(data), length)); \
intptr_t scale = array.ElementSizeInBytes(); \
MessageWriter writer(true); \
Message* message = \
writer.WriteMessage(array, ILLEGAL_PORT, Message::kNormalPriority); \
MessageSnapshotReader reader(message, thread); \
TypedData& serialized_array = TypedData::Handle(); \
serialized_array ^= reader.ReadObject(); \
for (int i = 0; i < length; i++) { \
EXPECT_EQ(static_cast<ctype>(data[i]), \
serialized_array.Get##darttype(i* scale)); \
} \
delete message; \
}
TEST_CASE(SerializeTypedArray) {
TEST_TYPED_ARRAY(Int8, int8_t);
TEST_TYPED_ARRAY(Uint8, uint8_t);
TEST_TYPED_ARRAY(Int16, int16_t);
TEST_TYPED_ARRAY(Uint16, uint16_t);
TEST_TYPED_ARRAY(Int32, int32_t);
TEST_TYPED_ARRAY(Uint32, uint32_t);
TEST_TYPED_ARRAY(Int64, int64_t);
TEST_TYPED_ARRAY(Uint64, uint64_t);
TEST_TYPED_ARRAY(Float32, float);
TEST_TYPED_ARRAY(Float64, double);
}
TEST_CASE(SerializeExternalTypedArray) {
TEST_EXTERNAL_TYPED_ARRAY(Int8, int8_t);
TEST_EXTERNAL_TYPED_ARRAY(Uint8, uint8_t);
TEST_EXTERNAL_TYPED_ARRAY(Int16, int16_t);
TEST_EXTERNAL_TYPED_ARRAY(Uint16, uint16_t);
TEST_EXTERNAL_TYPED_ARRAY(Int32, int32_t);
TEST_EXTERNAL_TYPED_ARRAY(Uint32, uint32_t);
TEST_EXTERNAL_TYPED_ARRAY(Int64, int64_t);
TEST_EXTERNAL_TYPED_ARRAY(Uint64, uint64_t);
TEST_EXTERNAL_TYPED_ARRAY(Float32, float);
TEST_EXTERNAL_TYPED_ARRAY(Float64, double);
}
TEST_CASE(SerializeEmptyByteArray) {
// Write snapshot with object content.
const int kTypedDataLength = 0;
TypedData& typed_data = TypedData::Handle(
TypedData::New(kTypedDataUint8ArrayCid, kTypedDataLength));
MessageWriter writer(true);
Message* message =
writer.WriteMessage(typed_data, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot.
MessageSnapshotReader reader(message, thread);
TypedData& serialized_typed_data = TypedData::Handle();
serialized_typed_data ^= reader.ReadObject();
EXPECT(serialized_typed_data.IsTypedData());
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_EQ(Dart_CObject_kTypedData, root->type);
EXPECT_EQ(Dart_TypedData_kUint8, root->value.as_typed_data.type);
EXPECT_EQ(kTypedDataLength, root->value.as_typed_data.length);
EXPECT(root->value.as_typed_data.values == NULL);
CheckEncodeDecodeMessage(root);
delete message;
}
class TestSnapshotWriter : public SnapshotWriter {
public:
static const intptr_t kInitialSize = 64 * KB;
explicit TestSnapshotWriter(ReAlloc alloc)
: SnapshotWriter(Thread::Current(),
Snapshot::kScript,
alloc,
NULL,
kInitialSize,
&forward_list_,
true /* can_send_any_object */),
forward_list_(thread(), kMaxPredefinedObjectIds) {
ASSERT(alloc != NULL);
}
~TestSnapshotWriter() {}
// Writes just a script object
void WriteScript(const Script& script) { WriteObject(script.raw()); }
private:
ForwardList forward_list_;
DISALLOW_COPY_AND_ASSIGN(TestSnapshotWriter);
};
static void GenerateSourceAndCheck(const Script& script) {
// Check if we are able to generate the source from the token stream.
// Rescan this source and compare the token stream to see if they are
// the same.
Zone* zone = Thread::Current()->zone();
const TokenStream& expected_tokens =
TokenStream::Handle(zone, script.tokens());
TokenStream::Iterator expected_iterator(zone, expected_tokens,
TokenPosition::kMinSource,
TokenStream::Iterator::kAllTokens);
const String& str = String::Handle(zone, expected_tokens.GenerateSource());
const String& private_key =
String::Handle(zone, expected_tokens.PrivateKey());
const TokenStream& reconstructed_tokens =
TokenStream::Handle(zone, TokenStream::New(str, private_key, false));
expected_iterator.SetCurrentPosition(TokenPosition::kMinSource);
TokenStream::Iterator reconstructed_iterator(
zone, reconstructed_tokens, TokenPosition::kMinSource,
TokenStream::Iterator::kAllTokens);
Token::Kind expected_kind = expected_iterator.CurrentTokenKind();
Token::Kind reconstructed_kind = reconstructed_iterator.CurrentTokenKind();
String& expected_literal = String::Handle(zone);
String& actual_literal = String::Handle(zone);
while (expected_kind != Token::kEOS && reconstructed_kind != Token::kEOS) {
EXPECT_EQ(expected_kind, reconstructed_kind);
expected_literal ^= expected_iterator.CurrentLiteral();
actual_literal ^= reconstructed_iterator.CurrentLiteral();
EXPECT_STREQ(expected_literal.ToCString(), actual_literal.ToCString());
expected_iterator.Advance();
reconstructed_iterator.Advance();
expected_kind = expected_iterator.CurrentTokenKind();
reconstructed_kind = reconstructed_iterator.CurrentTokenKind();
}
}
TEST_CASE(SerializeScript) {
const char* kScriptChars =
"class A {\n"
" static bar() { return 42; }\n"
" static fly() { return 5; }\n"
" static s1() { return 'this is a string in the source'; }\n"
" static s2() { return 'this is a \"string\" in the source'; }\n"
" static s3() { return 'this is a \\\'string\\\' in \"the\" source'; }\n"
" static s4() { return 'this \"is\" a \"string\" in \"the\" source'; }\n"
" static ms1() {\n"
" return '''\n"
"abc\n"
"def\n"
"ghi''';\n"
" }\n"
" static ms2() {\n"
" return '''\n"
"abc\n"
"$def\n"
"ghi''';\n"
" }\n"
" static ms3() {\n"
" return '''\n"
"a b c\n"
"d $d e\n"
"g h i''';\n"
" }\n"
" static ms4() {\n"
" return '''\n"
"abc\n"
"${def}\n"
"ghi''';\n"
" }\n"
" static ms5() {\n"
" return '''\n"
"a b c\n"
"d ${d} e\n"
"g h i''';\n"
" }\n"
" static ms6() {\n"
" return '\\t \\n \\x00 \\xFF';\n"
" }\n"
"}\n";
Zone* zone = thread->zone();
String& url = String::Handle(zone, String::New("dart-test:SerializeScript"));
String& source = String::Handle(zone, String::New(kScriptChars));
Script& script =
Script::Handle(zone, Script::New(url, source, RawScript::kScriptTag));
const String& lib_url = String::Handle(zone, Symbols::New(thread, "TestLib"));
Library& lib = Library::Handle(zone, Library::New(lib_url));
lib.Register(thread);
EXPECT(CompilerTest::TestCompileScript(lib, script));
// Write snapshot with script content.
TestSnapshotWriter writer(&malloc_allocator);
writer.WriteScript(script);
// Read object back from the snapshot.
ScriptSnapshotReader reader(writer.buffer(), writer.BytesWritten(), thread);
Script& serialized_script = Script::Handle(zone);
serialized_script ^= reader.ReadObject();
// Check if the serialized script object matches the original script.
String& expected_literal = String::Handle(zone);
String& actual_literal = String::Handle(zone);
String& str = String::Handle(zone);
str ^= serialized_script.url();
EXPECT(url.Equals(str));
const TokenStream& expected_tokens =
TokenStream::Handle(zone, script.tokens());
const TokenStream& serialized_tokens =
TokenStream::Handle(zone, serialized_script.tokens());
const ExternalTypedData& expected_data =
ExternalTypedData::Handle(zone, expected_tokens.GetStream());
const ExternalTypedData& serialized_data =
ExternalTypedData::Handle(zone, serialized_tokens.GetStream());
EXPECT_EQ(expected_data.Length(), serialized_data.Length());
TokenStream::Iterator expected_iterator(zone, expected_tokens,
TokenPosition::kMinSource);
TokenStream::Iterator serialized_iterator(zone, serialized_tokens,
TokenPosition::kMinSource);
Token::Kind expected_kind = expected_iterator.CurrentTokenKind();
Token::Kind serialized_kind = serialized_iterator.CurrentTokenKind();
while (expected_kind != Token::kEOS && serialized_kind != Token::kEOS) {
EXPECT_EQ(expected_kind, serialized_kind);
expected_literal ^= expected_iterator.CurrentLiteral();
actual_literal ^= serialized_iterator.CurrentLiteral();
EXPECT(expected_literal.Equals(actual_literal));
expected_iterator.Advance();
serialized_iterator.Advance();
expected_kind = expected_iterator.CurrentTokenKind();
serialized_kind = serialized_iterator.CurrentTokenKind();
}
// Check if we are able to generate the source from the token stream.
// Rescan this source and compare the token stream to see if they are
// the same.
GenerateSourceAndCheck(serialized_script);
free(writer.buffer());
}
#if !defined(PRODUCT) // Uses mirrors.
VM_UNIT_TEST_CASE(CanonicalizationInScriptSnapshots) {
const char* kScriptChars =
"\n"
"import 'dart:mirrors';"
"import 'dart:isolate';"
"void main() {"
" if (reflectClass(MyException).superclass.reflectedType != "
" IsolateSpawnException) {"
" throw new Exception('Canonicalization failure');"
" }"
" if (reflectClass(IsolateSpawnException).reflectedType != "
" IsolateSpawnException) {"
" throw new Exception('Canonicalization failure');"
" }"
"}\n"
"class MyException extends IsolateSpawnException {}"
"\n";
Dart_Handle result;
uint8_t* buffer;
intptr_t size;
intptr_t vm_isolate_snapshot_size;
uint8_t* isolate_snapshot = NULL;
intptr_t isolate_snapshot_size;
uint8_t* full_snapshot = NULL;
uint8_t* script_snapshot = NULL;
bool saved_load_deferred_eagerly_mode = FLAG_load_deferred_eagerly;
FLAG_load_deferred_eagerly = true;
{
// Start an Isolate, and create a full snapshot of it.
TestIsolateScope __test_isolate__;
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Write out the script snapshot.
result = Dart_CreateSnapshot(NULL, &vm_isolate_snapshot_size,
&isolate_snapshot, &isolate_snapshot_size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(isolate_snapshot, isolate_snapshot_size));
full_snapshot = reinterpret_cast<uint8_t*>(malloc(isolate_snapshot_size));
memmove(full_snapshot, isolate_snapshot, isolate_snapshot_size);
Dart_ExitScope();
}
FLAG_load_deferred_eagerly = saved_load_deferred_eagerly_mode;
{
// Now Create an Isolate using the full snapshot and load the
// script and execute it.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Create a test library and Load up a test script in it.
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(lib);
// Invoke a function which returns an object.
result = Dart_Invoke(lib, NewString("main"), 0, NULL);
EXPECT_VALID(result);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
{
// Create an Isolate using the full snapshot, load a script and create
// a script snapshot of the script.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Create a test library and Load up a test script in it.
TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(Api::CheckAndFinalizePendingClasses(Thread::Current()));
// Write out the script snapshot.
result = Dart_CreateScriptSnapshot(&buffer, &size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(buffer, size));
script_snapshot = reinterpret_cast<uint8_t*>(malloc(size));
memmove(script_snapshot, buffer, size);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
{
// Now Create an Isolate using the full snapshot and load the
// script snapshot created above and execute it.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Load the test library from the snapshot.
EXPECT(script_snapshot != NULL);
result = Dart_LoadScriptFromSnapshot(script_snapshot, size);
EXPECT_VALID(result);
// Invoke a function which returns an object.
result = Dart_Invoke(result, NewString("main"), 0, NULL);
EXPECT_VALID(result);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
free(script_snapshot);
free(full_snapshot);
}
#endif
VM_UNIT_TEST_CASE(ScriptSnapshotsUpdateSubclasses) {
const char* kScriptChars =
"class _DebugDuration extends Duration {\n"
" const _DebugDuration() : super(milliseconds: 42);\n"
"}\n"
"foo(x, y) {\n"
" for (var i = 0; i < 1000000; i++) {\n"
" if (x != y) {\n"
" throw 'Boom!';\n"
" }\n"
" }\n"
"}\n"
"main() {\n"
" final v = const Duration(milliseconds: 42);\n"
" foo(v, new _DebugDuration());\n"
"}\n"
"\n";
Dart_Handle result;
uint8_t* buffer;
intptr_t size;
intptr_t vm_isolate_snapshot_size;
uint8_t* isolate_snapshot = NULL;
intptr_t isolate_snapshot_size;
uint8_t* full_snapshot = NULL;
uint8_t* script_snapshot = NULL;
#if !defined(PRODUCT)
bool saved_load_deferred_eagerly_mode = FLAG_load_deferred_eagerly;
FLAG_load_deferred_eagerly = true;
#endif
intptr_t saved_max_polymorphic_checks = FLAG_max_polymorphic_checks;
FLAG_max_polymorphic_checks = 0;
{
// Start an Isolate, and create a full snapshot of it.
TestIsolateScope __test_isolate__;
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Write out the script snapshot.
result = Dart_CreateSnapshot(NULL, &vm_isolate_snapshot_size,
&isolate_snapshot, &isolate_snapshot_size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(isolate_snapshot, isolate_snapshot_size));
full_snapshot = reinterpret_cast<uint8_t*>(malloc(isolate_snapshot_size));
memmove(full_snapshot, isolate_snapshot, isolate_snapshot_size);
Dart_ExitScope();
}
{
// Now Create an Isolate using the full snapshot and load the
// script and execute it.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Create a test library and Load up a test script in it.
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(lib);
// Invoke a function which returns an object.
result = Dart_Invoke(lib, NewString("main"), 0, NULL);
EXPECT_VALID(result);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
{
// Create an Isolate using the full snapshot, load a script and create
// a script snapshot of the script.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Create a test library and Load up a test script in it.
TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(Api::CheckAndFinalizePendingClasses(Thread::Current()));
// Write out the script snapshot.
result = Dart_CreateScriptSnapshot(&buffer, &size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(buffer, size));
script_snapshot = reinterpret_cast<uint8_t*>(malloc(size));
memmove(script_snapshot, buffer, size);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
{
// Now Create an Isolate using the full snapshot and load the
// script snapshot created above and execute it.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Load the test library from the snapshot.
EXPECT(script_snapshot != NULL);
result = Dart_LoadScriptFromSnapshot(script_snapshot, size);
EXPECT_VALID(result);
// Invoke a function which returns an object.
result = Dart_Invoke(result, NewString("main"), 0, NULL);
EXPECT_VALID(result);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
free(script_snapshot);
free(full_snapshot);
FLAG_max_polymorphic_checks = saved_max_polymorphic_checks;
#if !defined(PRODUCT)
FLAG_load_deferred_eagerly = saved_load_deferred_eagerly_mode;
#endif
}
static void IterateScripts(const Library& lib) {
const Array& lib_scripts = Array::Handle(lib.LoadedScripts());
Script& script = Script::Handle();
String& uri = String::Handle();
for (intptr_t i = 0; i < lib_scripts.Length(); i++) {
script ^= lib_scripts.At(i);
EXPECT(!script.IsNull());
uri = script.url();
OS::PrintErr("Generating source for part: %s\n", uri.ToCString());
GenerateSourceAndCheck(script);
}
}
ISOLATE_UNIT_TEST_CASE(GenerateSource) {
// Disable stack trace collection for this test as it results in a timeout.
bool stack_trace_collection_enabled =
MallocHooks::stack_trace_collection_enabled();
MallocHooks::set_stack_trace_collection_enabled(false);
Zone* zone = thread->zone();
Isolate* isolate = thread->isolate();
const GrowableObjectArray& libs =
GrowableObjectArray::Handle(zone, isolate->object_store()->libraries());
Library& lib = Library::Handle();
String& uri = String::Handle();
for (intptr_t i = 0; i < libs.Length(); i++) {
lib ^= libs.At(i);
EXPECT(!lib.IsNull());
uri = lib.url();
OS::PrintErr("Generating source for library: %s\n", uri.ToCString());
IterateScripts(lib);
}
MallocHooks::set_stack_trace_collection_enabled(
stack_trace_collection_enabled);
}
VM_UNIT_TEST_CASE(FullSnapshot) {
const char* kScriptChars =
"class Fields {\n"
" Fields(int i, int j) : fld1 = i, fld2 = j {}\n"
" int fld1;\n"
" final int fld2;\n"
" final int bigint_fld = 0xfffffffffff;\n"
" static int fld3;\n"
" static const int smi_sfld = 10;\n"
" static const int bigint_sfld = 0xfffffffffff;\n"
"}\n"
"class Expect {\n"
" static void equals(x, y) {\n"
" if (x != y) throw new ArgumentError('not equal');\n"
" }\n"
"}\n"
"class FieldsTest {\n"
" static Fields testMain() {\n"
" Expect.equals(true, Fields.bigint_sfld == 0xfffffffffff);\n"
" Fields obj = new Fields(10, 20);\n"
" Expect.equals(true, obj.bigint_fld == 0xfffffffffff);\n"
" return obj;\n"
" }\n"
"}\n";
Dart_Handle result;
uint8_t* isolate_snapshot_data_buffer;
// Start an Isolate, load a script and create a full snapshot.
Timer timer1(true, "Snapshot_test");
timer1.Start();
{
TestIsolateScope __test_isolate__;
Thread* thread = Thread::Current();
StackZone zone(thread);
HandleScope scope(thread);
// Create a test library and Load up a test script in it.
TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(Api::CheckAndFinalizePendingClasses(thread));
timer1.Stop();
OS::PrintErr("Without Snapshot: %" Pd64 "us\n", timer1.TotalElapsedTime());
// Write snapshot with object content.
{
TransitionNativeToVM transition(thread);
FullSnapshotWriter writer(
Snapshot::kFull, NULL, &isolate_snapshot_data_buffer,
&malloc_allocator, NULL, NULL /* image_writer */);
writer.WriteFullSnapshot();
}
}
// Now Create another isolate using the snapshot and execute a method
// from the script.
Timer timer2(true, "Snapshot_test");
timer2.Start();
TestCase::CreateTestIsolateFromSnapshot(isolate_snapshot_data_buffer);
{
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
timer2.Stop();
OS::PrintErr("From Snapshot: %" Pd64 "us\n", timer2.TotalElapsedTime());
// Invoke a function which returns an object.
Dart_Handle cls = Dart_GetClass(TestCase::lib(), NewString("FieldsTest"));
result = Dart_Invoke(cls, NewString("testMain"), 0, NULL);
EXPECT_VALID(result);
Dart_ExitScope();
}
Dart_ShutdownIsolate();
free(isolate_snapshot_data_buffer);
}
VM_UNIT_TEST_CASE(FullSnapshot1) {
// This buffer has to be static for this to compile with Visual Studio.
// If it is not static compilation of this file with Visual Studio takes
// more than 30 minutes!
static const char kFullSnapshotScriptChars[] = {
#include "snapshot_test.dat"
};
const char* kScriptChars = kFullSnapshotScriptChars;
uint8_t* isolate_snapshot_data_buffer;
// Start an Isolate, load a script and create a full snapshot.
Timer timer1(true, "Snapshot_test");
timer1.Start();
{
TestIsolateScope __test_isolate__;
Thread* thread = Thread::Current();
StackZone zone(thread);
HandleScope scope(thread);
// Create a test library and Load up a test script in it.
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(Api::CheckAndFinalizePendingClasses(thread));
timer1.Stop();
OS::PrintErr("Without Snapshot: %" Pd64 "us\n", timer1.TotalElapsedTime());
// Write snapshot with object content.
{
TransitionNativeToVM transition(thread);
FullSnapshotWriter writer(
Snapshot::kFull, NULL, &isolate_snapshot_data_buffer,
&malloc_allocator, NULL, NULL /* image_writer */);
writer.WriteFullSnapshot();
}
// Invoke a function which returns an object.
Dart_Handle cls = Dart_GetClass(lib, NewString("FieldsTest"));
Dart_Handle result = Dart_Invoke(cls, NewString("testMain"), 0, NULL);
EXPECT_VALID(result);
}
// Now Create another isolate using the snapshot and execute a method
// from the script.
Timer timer2(true, "Snapshot_test");
timer2.Start();
TestCase::CreateTestIsolateFromSnapshot(isolate_snapshot_data_buffer);
{
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
timer2.Stop();
OS::PrintErr("From Snapshot: %" Pd64 "us\n", timer2.TotalElapsedTime());
// Invoke a function which returns an object.
Dart_Handle cls = Dart_GetClass(TestCase::lib(), NewString("FieldsTest"));
Dart_Handle result = Dart_Invoke(cls, NewString("testMain"), 0, NULL);
if (Dart_IsError(result)) {
// Print the error. It is probably an unhandled exception.
fprintf(stderr, "%s\n", Dart_GetError(result));
}
EXPECT_VALID(result);
Dart_ExitScope();
}
Dart_ShutdownIsolate();
free(isolate_snapshot_data_buffer);
}
#ifndef PRODUCT
VM_UNIT_TEST_CASE(ScriptSnapshot) {
const char* kLibScriptChars =
"library dart_import_lib;"
"class LibFields {"
" LibFields(int i, int j) : fld1 = i, fld2 = j {}"
" int fld1;"
" final int fld2;"
"}";
const char* kScriptChars =
"class TestTrace implements StackTrace {"
" TestTrace();"
" String toString() { return 'my trace'; }"
"}"
"class Fields {"
" Fields(int i, int j) : fld1 = i, fld2 = j {}"
" int fld1;"
" final int fld2;"
" static int fld3;"
" static const int fld4 = 10;"
"}"
"class FieldsTest {"
" static Fields testMain() {"
" Fields obj = new Fields(10, 20);"
" Fields.fld3 = 100;"
" if (obj == null) {"
" throw new Exception('Allocation failure');"
" }"
" if (obj.fld1 != 10) {"
" throw new Exception('fld1 needs to be 10');"
" }"
" if (obj.fld2 != 20) {"
" throw new Exception('fld2 needs to be 20');"
" }"
" if (Fields.fld3 != 100) {"
" throw new Exception('Fields.fld3 needs to be 100');"
" }"
" if (Fields.fld4 != 10) {"
" throw new Exception('Fields.fld4 needs to be 10');"
" }"
" return obj;"
" }"
"}";
Dart_Handle result;
uint8_t* buffer;
intptr_t size;
intptr_t vm_isolate_snapshot_size;
uint8_t* isolate_snapshot = NULL;
intptr_t isolate_snapshot_size;
uint8_t* full_snapshot = NULL;
uint8_t* script_snapshot = NULL;
intptr_t expected_num_libs;
intptr_t actual_num_libs;
bool saved_load_deferred_eagerly_mode = FLAG_load_deferred_eagerly;
FLAG_load_deferred_eagerly = true;
{
// Start an Isolate, and create a full snapshot of it.
TestIsolateScope __test_isolate__;
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Write out the script snapshot.
result = Dart_CreateSnapshot(NULL, &vm_isolate_snapshot_size,
&isolate_snapshot, &isolate_snapshot_size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(isolate_snapshot, isolate_snapshot_size));
full_snapshot = reinterpret_cast<uint8_t*>(malloc(isolate_snapshot_size));
memmove(full_snapshot, isolate_snapshot, isolate_snapshot_size);
Dart_ExitScope();
}
FLAG_load_deferred_eagerly = saved_load_deferred_eagerly_mode;
// Test for Dart_CreateScriptSnapshot.
{
// Create an Isolate using the full snapshot, load a script and create
// a script snapshot of the script.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Load the library.
Dart_Handle import_lib =
Dart_LoadLibrary(NewString("dart_import_lib"), Dart_Null(),
NewString(kLibScriptChars), 0, 0);
EXPECT_VALID(import_lib);
// Create a test library and Load up a test script in it.
TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(
Dart_LibraryImportLibrary(TestCase::lib(), import_lib, Dart_Null()));
EXPECT_VALID(Api::CheckAndFinalizePendingClasses(Thread::Current()));
// Get list of library URLs loaded and save the count.
Dart_Handle libs = Dart_GetLibraryIds();
EXPECT(Dart_IsList(libs));
Dart_ListLength(libs, &expected_num_libs);
// Write out the script snapshot.
result = Dart_CreateScriptSnapshot(&buffer, &size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(buffer, size));
script_snapshot = reinterpret_cast<uint8_t*>(malloc(size));
memmove(script_snapshot, buffer, size);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
{
// Now Create an Isolate using the full snapshot and load the
// script snapshot created above and execute it.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Load the test library from the snapshot.
EXPECT(script_snapshot != NULL);
result = Dart_LoadScriptFromSnapshot(script_snapshot, size);
EXPECT_VALID(result);
// Get list of library URLs loaded and compare with expected count.
Dart_Handle libs = Dart_GetLibraryIds();
EXPECT(Dart_IsList(libs));
Dart_ListLength(libs, &actual_num_libs);
EXPECT_EQ(expected_num_libs, actual_num_libs);
// Invoke a function which returns an object.
Dart_Handle cls = Dart_GetClass(result, NewString("FieldsTest"));
result = Dart_Invoke(cls, NewString("testMain"), 0, NULL);
EXPECT_VALID(result);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
free(full_snapshot);
free(script_snapshot);
}
VM_UNIT_TEST_CASE(ScriptSnapshot1) {
const char* kScriptChars =
"class _SimpleNumEnumerable<T extends num> {"
"final Iterable<T> _source;"
"const _SimpleNumEnumerable(this._source) : super();"
"}";
Dart_Handle result;
uint8_t* buffer;
intptr_t size;
intptr_t vm_isolate_snapshot_size;
uint8_t* isolate_snapshot = NULL;
intptr_t isolate_snapshot_size;
uint8_t* full_snapshot = NULL;
uint8_t* script_snapshot = NULL;
bool saved_load_deferred_eagerly_mode = FLAG_load_deferred_eagerly;
FLAG_load_deferred_eagerly = true;
bool saved_concurrent_sweep_mode = FLAG_concurrent_sweep;
FLAG_concurrent_sweep = false;
{
// Start an Isolate, and create a full snapshot of it.
TestIsolateScope __test_isolate__;
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Write out the script snapshot.
result = Dart_CreateSnapshot(NULL, &vm_isolate_snapshot_size,
&isolate_snapshot, &isolate_snapshot_size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(isolate_snapshot, isolate_snapshot_size));
full_snapshot = reinterpret_cast<uint8_t*>(malloc(isolate_snapshot_size));
memmove(full_snapshot, isolate_snapshot, isolate_snapshot_size);
Dart_ExitScope();
}
FLAG_concurrent_sweep = saved_concurrent_sweep_mode;
{
// Create an Isolate using the full snapshot, load a script and create
// a script snapshot of the script.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Create a test library and Load up a test script in it.
TestCase::LoadTestScript(kScriptChars, NULL);
// Write out the script snapshot.
result = Dart_CreateScriptSnapshot(&buffer, &size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(buffer, size));
script_snapshot = reinterpret_cast<uint8_t*>(malloc(size));
memmove(script_snapshot, buffer, size);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
{
// Now Create an Isolate using the full snapshot and load the
// script snapshot created above and execute it.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Load the test library from the snapshot.
EXPECT(script_snapshot != NULL);
result = Dart_LoadScriptFromSnapshot(script_snapshot, size);
EXPECT_VALID(result);
Dart_ExitScope();
}
FLAG_load_deferred_eagerly = saved_load_deferred_eagerly_mode;
Dart_ShutdownIsolate();
free(full_snapshot);
free(script_snapshot);
}
VM_UNIT_TEST_CASE(ScriptSnapshot2) {
// The snapshot of this library is always created in production mode, but
// loaded and executed in both production and checked modes.
// This test verifies that type information is still contained in the snapshot
// although it was created in production mode and that type errors and
// compilation errors (for const fields) are correctly reported according to
// the execution mode.
const char* kLibScriptChars =
"library dart_import_lib;"
"const String s = 1.0;"
"final int i = true;"
"bool b;";
const char* kScriptChars =
"test_s() {"
" s;"
"}"
"test_i() {"
" i;"
"}"
"test_b() {"
" b = 0;"
"}";
Dart_Handle result;
uint8_t* buffer;
intptr_t size;
intptr_t vm_isolate_snapshot_size;
uint8_t* isolate_snapshot = NULL;
intptr_t isolate_snapshot_size;
uint8_t* full_snapshot = NULL;
uint8_t* script_snapshot = NULL;
// Force creation of snapshot in production mode.
bool saved_enable_type_checks_mode = FLAG_enable_type_checks;
NOT_IN_PRODUCT(FLAG_enable_type_checks = false);
bool saved_load_deferred_eagerly_mode = FLAG_load_deferred_eagerly;
FLAG_load_deferred_eagerly = true;
bool saved_concurrent_sweep_mode = FLAG_concurrent_sweep;
FLAG_concurrent_sweep = false;
{
// Start an Isolate, and create a full snapshot of it.
TestIsolateScope __test_isolate__;
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Write out the script snapshot.
result = Dart_CreateSnapshot(NULL, &vm_isolate_snapshot_size,
&isolate_snapshot, &isolate_snapshot_size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(isolate_snapshot, isolate_snapshot_size));
full_snapshot = reinterpret_cast<uint8_t*>(malloc(isolate_snapshot_size));
memmove(full_snapshot, isolate_snapshot, isolate_snapshot_size);
Dart_ExitScope();
}
FLAG_concurrent_sweep = saved_concurrent_sweep_mode;
{
// Create an Isolate using the full snapshot, load a script and create
// a script snapshot of the script.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Load the library.
Dart_Handle import_lib =
Dart_LoadLibrary(NewString("dart_import_lib"), Dart_Null(),
NewString(kLibScriptChars), 0, 0);
EXPECT_VALID(import_lib);
// Create a test library and Load up a test script in it.
TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(
Dart_LibraryImportLibrary(TestCase::lib(), import_lib, Dart_Null()));
EXPECT_VALID(Api::CheckAndFinalizePendingClasses(Thread::Current()));
// Write out the script snapshot.
result = Dart_CreateScriptSnapshot(&buffer, &size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(buffer, size));
script_snapshot = reinterpret_cast<uint8_t*>(malloc(size));
memmove(script_snapshot, buffer, size);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
// Continue in originally saved mode.
NOT_IN_PRODUCT(FLAG_enable_type_checks = saved_enable_type_checks_mode);
FLAG_load_deferred_eagerly = saved_load_deferred_eagerly_mode;
{
// Now Create an Isolate using the full snapshot and load the
// script snapshot created above and execute it.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Load the test library from the snapshot.
EXPECT(script_snapshot != NULL);
Dart_Handle lib = Dart_LoadScriptFromSnapshot(script_snapshot, size);
EXPECT_VALID(lib);
// Invoke the test_s function.
result = Dart_Invoke(lib, NewString("test_s"), 0, NULL);
EXPECT(Dart_IsError(result) == saved_enable_type_checks_mode);
// Invoke the test_i function.
result = Dart_Invoke(lib, NewString("test_i"), 0, NULL);
EXPECT(Dart_IsError(result) == saved_enable_type_checks_mode);
// Invoke the test_b function.
result = Dart_Invoke(lib, NewString("test_b"), 0, NULL);
EXPECT(Dart_IsError(result) == saved_enable_type_checks_mode);
Dart_ExitScope();
}
Dart_ShutdownIsolate();
free(full_snapshot);
free(script_snapshot);
}
VM_UNIT_TEST_CASE(MismatchedSnapshotKinds) {
const char* kScriptChars = "main() { print('Hello, world!'); }";
Dart_Handle result;
uint8_t* buffer;
intptr_t size;
intptr_t vm_isolate_snapshot_size;
uint8_t* isolate_snapshot = NULL;
intptr_t isolate_snapshot_size;
uint8_t* full_snapshot = NULL;
uint8_t* script_snapshot = NULL;
bool saved_load_deferred_eagerly_mode = FLAG_load_deferred_eagerly;
FLAG_load_deferred_eagerly = true;
bool saved_concurrent_sweep_mode = FLAG_concurrent_sweep;
FLAG_concurrent_sweep = false;
{
// Start an Isolate, and create a full snapshot of it.
TestIsolateScope __test_isolate__;
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Write out the script snapshot.
result = Dart_CreateSnapshot(NULL, &vm_isolate_snapshot_size,
&isolate_snapshot, &isolate_snapshot_size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(isolate_snapshot, isolate_snapshot_size));
full_snapshot = reinterpret_cast<uint8_t*>(malloc(isolate_snapshot_size));
memmove(full_snapshot, isolate_snapshot, isolate_snapshot_size);
Dart_ExitScope();
}
FLAG_concurrent_sweep = saved_concurrent_sweep_mode;
FLAG_load_deferred_eagerly = saved_load_deferred_eagerly_mode;
{
// Create an Isolate using the full snapshot, load a script and create
// a script snapshot of the script.
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Create a test library and Load up a test script in it.
TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(Api::CheckAndFinalizePendingClasses(Thread::Current()));
// Write out the script snapshot.
result = Dart_CreateScriptSnapshot(&buffer, &size);
EXPECT_VALID(result);
EXPECT(Dart_IsSnapshot(buffer, size));
script_snapshot = reinterpret_cast<uint8_t*>(malloc(size));
memmove(script_snapshot, buffer, size);
Dart_ExitScope();
Dart_ShutdownIsolate();
}
{
// Use a script snapshot where a full snapshot is expected.
char* error = NULL;
Dart_Isolate isolate =
Dart_CreateIsolate("script-uri", "main", script_snapshot, NULL, NULL,
NULL, NULL, NULL, &error);
EXPECT(isolate == NULL);
EXPECT(error != NULL);
EXPECT_SUBSTRING(
"Incompatible snapshot kinds:"
" vm 'full', isolate 'script'",
error);
free(error);
}
{
TestCase::CreateTestIsolateFromSnapshot(full_snapshot);
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Use a full snapshot where a script snapshot is expected.
Dart_Handle result = Dart_LoadScriptFromSnapshot(full_snapshot, size);
EXPECT_ERROR(result,
"Dart_LoadScriptFromSnapshot expects parameter"
" 'buffer' to be a script type snapshot.");
Dart_ExitScope();
}
Dart_ShutdownIsolate();
free(full_snapshot);
free(script_snapshot);
}
VM_UNIT_TEST_CASE(CheckKernelSnapshot) {
intptr_t vm_isolate_snapshot_size;
uint8_t* isolate_snapshot = NULL;
intptr_t isolate_snapshot_size;
uint8_t* full_snapshot = NULL;
bool saved_load_deferred_eagerly_mode = FLAG_load_deferred_eagerly;
FLAG_load_deferred_eagerly = true;
{
// Start an Isolate, and create a full snapshot of it.
TestIsolateScope __test_isolate__;
Dart_EnterScope(); // Start a Dart API scope for invoking API functions.
// Write out the script snapshot.
Dart_Handle result =
Dart_CreateSnapshot(NULL, &vm_isolate_snapshot_size, &isolate_snapshot,
&isolate_snapshot_size);
EXPECT_VALID(result);
full_snapshot = reinterpret_cast<uint8_t*>(malloc(isolate_snapshot_size));
memmove(full_snapshot, isolate_snapshot, isolate_snapshot_size);
Dart_ExitScope();
}
FLAG_load_deferred_eagerly = saved_load_deferred_eagerly_mode;
bool is_kernel = Dart_IsDart2Snapshot(full_snapshot);
EXPECT_EQ(FLAG_strong, is_kernel);
free(full_snapshot);
}
#endif // !PRODUCT
// Helper function to call a top level Dart function and serialize the result.
static Message* GetSerialized(Dart_Handle lib, const char* dart_function) {
Dart_Handle result;
result = Dart_Invoke(lib, NewString(dart_function), 0, NULL);
EXPECT_VALID(result);
Object& obj = Object::Handle(Api::UnwrapHandle(result));
// Serialize the object into a message.
MessageWriter writer(false);
return writer.WriteMessage(obj, ILLEGAL_PORT, Message::kNormalPriority);
}
// Helper function to deserialize the result into a Dart_CObject structure.
static Dart_CObject* GetDeserialized(Message* message) {
// Read object back from the snapshot into a C structure.
ApiMessageReader api_reader(message);
return api_reader.ReadMessage();
}
static void CheckString(Dart_Handle dart_string, const char* expected) {
StackZone zone(Thread::Current());
String& str = String::Handle();
str ^= Api::UnwrapHandle(dart_string);
MessageWriter writer(false);
Message* message =
writer.WriteMessage(str, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kString, root->type);
EXPECT_STREQ(expected, root->value.as_string);
CheckEncodeDecodeMessage(root);
delete message;
}
static void CheckStringInvalid(Dart_Handle dart_string) {
StackZone zone(Thread::Current());
String& str = String::Handle();
str ^= Api::UnwrapHandle(dart_string);
MessageWriter writer(false);
Message* message =
writer.WriteMessage(str, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kUnsupported, root->type);
delete message;
}
VM_UNIT_TEST_CASE(DartGeneratedMessages) {
static const char* kCustomIsolateScriptChars =
"final int kArrayLength = 10;\n"
"getSmi() {\n"
" return 42;\n"
"}\n"
"getAsciiString() {\n"
" return \"Hello, world!\";\n"
"}\n"
"getNonAsciiString() {\n"
" return \"Blåbærgrød\";\n"
"}\n"
"getNonBMPString() {\n"
" return \"\\u{10000}\\u{1F601}\\u{1F637}\\u{20000}\";\n"
"}\n"
"getLeadSurrogateString() {\n"
" return new String.fromCharCodes([0xd800]);\n"
"}\n"
"getTrailSurrogateString() {\n"
" return \"\\u{10000}\".substring(1);\n"
"}\n"
"getSurrogatesString() {\n"
" return new String.fromCharCodes([0xdc00, 0xdc00, 0xd800, 0xd800]);\n"
"}\n"
"getCrappyString() {\n"
" return new String.fromCharCodes([0xd800, 32, 0xdc00, 32]);\n"
"}\n"
"getList() {\n"
" return new List(kArrayLength);\n"
"}\n";
TestCase::CreateTestIsolate();
Isolate* isolate = Isolate::Current();
EXPECT(isolate != NULL);
Dart_EnterScope();
Dart_Handle lib = TestCase::LoadTestScript(kCustomIsolateScriptChars, NULL);
EXPECT_VALID(lib);
Dart_Handle smi_result;
smi_result = Dart_Invoke(lib, NewString("getSmi"), 0, NULL);
EXPECT_VALID(smi_result);
Dart_Handle ascii_string_result;
ascii_string_result = Dart_Invoke(lib, NewString("getAsciiString"), 0, NULL);
EXPECT_VALID(ascii_string_result);
EXPECT(Dart_IsString(ascii_string_result));
Dart_Handle non_ascii_string_result;
non_ascii_string_result =
Dart_Invoke(lib, NewString("getNonAsciiString"), 0, NULL);
EXPECT_VALID(non_ascii_string_result);
EXPECT(Dart_IsString(non_ascii_string_result));
Dart_Handle non_bmp_string_result;
non_bmp_string_result =
Dart_Invoke(lib, NewString("getNonBMPString"), 0, NULL);
EXPECT_VALID(non_bmp_string_result);
EXPECT(Dart_IsString(non_bmp_string_result));
Dart_Handle lead_surrogate_string_result;
lead_surrogate_string_result =
Dart_Invoke(lib, NewString("getLeadSurrogateString"), 0, NULL);
EXPECT_VALID(lead_surrogate_string_result);
EXPECT(Dart_IsString(lead_surrogate_string_result));
Dart_Handle trail_surrogate_string_result;
trail_surrogate_string_result =
Dart_Invoke(lib, NewString("getTrailSurrogateString"), 0, NULL);
EXPECT_VALID(trail_surrogate_string_result);
EXPECT(Dart_IsString(trail_surrogate_string_result));
Dart_Handle surrogates_string_result;
surrogates_string_result =
Dart_Invoke(lib, NewString("getSurrogatesString"), 0, NULL);
EXPECT_VALID(surrogates_string_result);
EXPECT(Dart_IsString(surrogates_string_result));
Dart_Handle crappy_string_result;
crappy_string_result =
Dart_Invoke(lib, NewString("getCrappyString"), 0, NULL);
EXPECT_VALID(crappy_string_result);
EXPECT(Dart_IsString(crappy_string_result));
{
Thread* thread = Thread::Current();
CHECK_API_SCOPE(thread);
HANDLESCOPE(thread);
{
StackZone zone(thread);
Smi& smi = Smi::Handle();
smi ^= Api::UnwrapHandle(smi_result);
MessageWriter writer(false);
Message* message =
writer.WriteMessage(smi, ILLEGAL_PORT, Message::kNormalPriority);
// Read object back from the snapshot into a C structure.
ApiNativeScope scope;
ApiMessageReader api_reader(message);
Dart_CObject* root = api_reader.ReadMessage();
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kInt32, root->type);
EXPECT_EQ(42, root->value.as_int32);
CheckEncodeDecodeMessage(root);
delete message;
}
CheckString(ascii_string_result, "Hello, world!");
CheckString(non_ascii_string_result, "Blåbærgrød");
CheckString(non_bmp_string_result,
"\xf0\x90\x80\x80"
"\xf0\x9f\x98\x81"
"\xf0\x9f\x98\xb7"
"\xf0\xa0\x80\x80");
CheckStringInvalid(lead_surrogate_string_result);
CheckStringInvalid(trail_surrogate_string_result);
CheckStringInvalid(crappy_string_result);
CheckStringInvalid(surrogates_string_result);
}
Dart_ExitScope();
Dart_ShutdownIsolate();
}
VM_UNIT_TEST_CASE(DartGeneratedListMessages) {
const int kArrayLength = 10;
static const char* kScriptChars =
"final int kArrayLength = 10;\n"
"getList() {\n"
" return new List(kArrayLength);\n"
"}\n"
"getIntList() {\n"
" var list = new List<int>(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) list[i] = i;\n"
" return list;\n"
"}\n"
"getStringList() {\n"
" var list = new List<String>(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) list[i] = i.toString();\n"
" return list;\n"
"}\n"
"getMixedList() {\n"
" var list = new List(kArrayLength);\n"
" list[0] = 0;\n"
" list[1] = '1';\n"
" list[2] = 2.2;\n"
" list[3] = true;\n"
" return list;\n"
"}\n";
TestCase::CreateTestIsolate();
Thread* thread = Thread::Current();
EXPECT(thread->isolate() != NULL);
Dart_EnterScope();
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(lib);
{
CHECK_API_SCOPE(thread);
HANDLESCOPE(thread);
StackZone zone(thread);
{
// Generate a list of nulls from Dart code.
Message* message = GetSerialized(lib, "getList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
EXPECT_EQ(Dart_CObject_kNull, root->value.as_array.values[i]->type);
}
CheckEncodeDecodeMessage(root);
delete message;
}
{
// Generate a list of ints from Dart code.
Message* message = GetSerialized(lib, "getIntList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
EXPECT_EQ(Dart_CObject_kInt32, root->value.as_array.values[i]->type);
EXPECT_EQ(i, root->value.as_array.values[i]->value.as_int32);
}
CheckEncodeDecodeMessage(root);
delete message;
}
{
// Generate a list of strings from Dart code.
Message* message = GetSerialized(lib, "getStringList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
EXPECT_EQ(Dart_CObject_kString, root->value.as_array.values[i]->type);
char buffer[3];
snprintf(buffer, sizeof(buffer), "%d", i);
EXPECT_STREQ(buffer, root->value.as_array.values[i]->value.as_string);
}
delete message;
}
{
// Generate a list of objects of different types from Dart code.
Message* message = GetSerialized(lib, "getMixedList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
EXPECT_EQ(Dart_CObject_kInt32, root->value.as_array.values[0]->type);
EXPECT_EQ(0, root->value.as_array.values[0]->value.as_int32);
EXPECT_EQ(Dart_CObject_kString, root->value.as_array.values[1]->type);
EXPECT_STREQ("1", root->value.as_array.values[1]->value.as_string);
EXPECT_EQ(Dart_CObject_kDouble, root->value.as_array.values[2]->type);
EXPECT_EQ(2.2, root->value.as_array.values[2]->value.as_double);
EXPECT_EQ(Dart_CObject_kBool, root->value.as_array.values[3]->type);
EXPECT_EQ(true, root->value.as_array.values[3]->value.as_bool);
for (int i = 0; i < kArrayLength; i++) {
if (i > 3) {
EXPECT_EQ(Dart_CObject_kNull, root->value.as_array.values[i]->type);
}
}
delete message;
}
}
Dart_ExitScope();
Dart_ShutdownIsolate();
}
VM_UNIT_TEST_CASE(DartGeneratedArrayLiteralMessages) {
const int kArrayLength = 10;
static const char* kScriptChars =
"final int kArrayLength = 10;\n"
"getList() {\n"
" return [null, null, null, null, null, null, null, null, null, null];\n"
"}\n"
"getIntList() {\n"
" return [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];\n"
"}\n"
"getStringList() {\n"
" return ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9'];\n"
"}\n"
"getListList() {\n"
" return [[],"
" [0],"
" [0, 1],"
" [0, 1, 2],"
" [0, 1, 2, 3],"
" [0, 1, 2, 3, 4],"
" [0, 1, 2, 3, 4, 5],"
" [0, 1, 2, 3, 4, 5, 6],"
" [0, 1, 2, 3, 4, 5, 6, 7],"
" [0, 1, 2, 3, 4, 5, 6, 7, 8]];\n"
"}\n"
"getMixedList() {\n"
" var list = [];\n"
" list.add(0);\n"
" list.add('1');\n"
" list.add(2.2);\n"
" list.add(true);\n"
" list.add([]);\n"
" list.add([[]]);\n"
" list.add([[[]]]);\n"
" list.add([1, [2, [3]]]);\n"
" list.add([1, [1, 2, [1, 2, 3]]]);\n"
" list.add([1, 2, 3]);\n"
" return list;\n"
"}\n";
TestCase::CreateTestIsolate();
Thread* thread = Thread::Current();
EXPECT(thread->isolate() != NULL);
Dart_EnterScope();
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(lib);
{
CHECK_API_SCOPE(thread);
HANDLESCOPE(thread);
StackZone zone(thread);
{
// Generate a list of nulls from Dart code.
Message* message = GetSerialized(lib, "getList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
EXPECT_EQ(Dart_CObject_kNull, root->value.as_array.values[i]->type);
}
CheckEncodeDecodeMessage(root);
delete message;
}
{
// Generate a list of ints from Dart code.
Message* message = GetSerialized(lib, "getIntList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
EXPECT_EQ(Dart_CObject_kInt32, root->value.as_array.values[i]->type);
EXPECT_EQ(i, root->value.as_array.values[i]->value.as_int32);
}
CheckEncodeDecodeMessage(root);
delete message;
}
{
// Generate a list of strings from Dart code.
Message* message = GetSerialized(lib, "getStringList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
EXPECT_EQ(Dart_CObject_kString, root->value.as_array.values[i]->type);
char buffer[3];
snprintf(buffer, sizeof(buffer), "%d", i);
EXPECT_STREQ(buffer, root->value.as_array.values[i]->value.as_string);
}
delete message;
}
{
// Generate a list of lists from Dart code.
Message* message = GetSerialized(lib, "getListList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(i, element->value.as_array.length);
for (int j = 0; j < i; j++) {
EXPECT_EQ(Dart_CObject_kInt32,
element->value.as_array.values[j]->type);
EXPECT_EQ(j, element->value.as_array.values[j]->value.as_int32);
}
}
delete message;
}
{
// Generate a list of objects of different types from Dart code.
Message* message = GetSerialized(lib, "getMixedList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
EXPECT_EQ(Dart_CObject_kInt32, root->value.as_array.values[0]->type);
EXPECT_EQ(0, root->value.as_array.values[0]->value.as_int32);
EXPECT_EQ(Dart_CObject_kString, root->value.as_array.values[1]->type);
EXPECT_STREQ("1", root->value.as_array.values[1]->value.as_string);
EXPECT_EQ(Dart_CObject_kDouble, root->value.as_array.values[2]->type);
EXPECT_EQ(2.2, root->value.as_array.values[2]->value.as_double);
EXPECT_EQ(Dart_CObject_kBool, root->value.as_array.values[3]->type);
EXPECT_EQ(true, root->value.as_array.values[3]->value.as_bool);
for (int i = 0; i < kArrayLength; i++) {
if (i > 3) {
EXPECT_EQ(Dart_CObject_kArray, root->value.as_array.values[i]->type);
}
}
Dart_CObject* element;
Dart_CObject* e;
// []
element = root->value.as_array.values[4];
EXPECT_EQ(0, element->value.as_array.length);
// [[]]
element = root->value.as_array.values[5];
EXPECT_EQ(1, element->value.as_array.length);
element = element->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(0, element->value.as_array.length);
// [[[]]]"
element = root->value.as_array.values[6];
EXPECT_EQ(1, element->value.as_array.length);
element = element->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(1, element->value.as_array.length);
element = element->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(0, element->value.as_array.length);
// [1, [2, [3]]]
element = root->value.as_array.values[7];
EXPECT_EQ(2, element->value.as_array.length);
e = element->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kInt32, e->type);
EXPECT_EQ(1, e->value.as_int32);
element = element->value.as_array.values[1];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(2, element->value.as_array.length);
e = element->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kInt32, e->type);
EXPECT_EQ(2, e->value.as_int32);
element = element->value.as_array.values[1];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(1, element->value.as_array.length);
e = element->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kInt32, e->type);
EXPECT_EQ(3, e->value.as_int32);
// [1, [1, 2, [1, 2, 3]]]
element = root->value.as_array.values[8];
EXPECT_EQ(2, element->value.as_array.length);
e = element->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kInt32, e->type);
e = element->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kInt32, e->type);
EXPECT_EQ(1, e->value.as_int32);
element = element->value.as_array.values[1];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(3, element->value.as_array.length);
for (int i = 0; i < 2; i++) {
e = element->value.as_array.values[i];
EXPECT_EQ(Dart_CObject_kInt32, e->type);
EXPECT_EQ(i + 1, e->value.as_int32);
}
element = element->value.as_array.values[2];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(3, element->value.as_array.length);
for (int i = 0; i < 3; i++) {
e = element->value.as_array.values[i];
EXPECT_EQ(Dart_CObject_kInt32, e->type);
EXPECT_EQ(i + 1, e->value.as_int32);
}
// [1, 2, 3]
element = root->value.as_array.values[9];
EXPECT_EQ(3, element->value.as_array.length);
for (int i = 0; i < 3; i++) {
e = element->value.as_array.values[i];
EXPECT_EQ(Dart_CObject_kInt32, e->type);
EXPECT_EQ(i + 1, e->value.as_int32);
}
delete message;
}
}
Dart_ExitScope();
Dart_ShutdownIsolate();
}
VM_UNIT_TEST_CASE(DartGeneratedListMessagesWithBackref) {
const int kArrayLength = 10;
static const char* kScriptChars =
"import 'dart:typed_data';\n"
"final int kArrayLength = 10;\n"
"getStringList() {\n"
" var s = 'Hello, world!';\n"
" var list = new List<String>(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) list[i] = s;\n"
" return list;\n"
"}\n"
"getMintList() {\n"
" var mint = 0x7FFFFFFFFFFFFFFF;\n"
" var list = new List(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) list[i] = mint;\n"
" return list;\n"
"}\n"
"getDoubleList() {\n"
" var d = 3.14;\n"
" var list = new List<double>(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) list[i] = d;\n"
" return list;\n"
"}\n"
"getTypedDataList() {\n"
" var byte_array = new Uint8List(256);\n"
" var list = new List(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) list[i] = byte_array;\n"
" return list;\n"
"}\n"
"getTypedDataViewList() {\n"
" var uint8_list = new Uint8List(256);\n"
" uint8_list[64] = 1;\n"
" var uint8_list_view =\n"
" new Uint8List.view(uint8_list.buffer, 64, 128);\n"
" var list = new List(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) list[i] = uint8_list_view;\n"
" return list;\n"
"}\n"
"getMixedList() {\n"
" var list = new List(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) {\n"
" list[i] = ((i % 2) == 0) ? 'A' : 2.72;\n"
" }\n"
" return list;\n"
"}\n"
"getSelfRefList() {\n"
" var list = new List(kArrayLength);\n"
" for (var i = 0; i < kArrayLength; i++) {\n"
" list[i] = list;\n"
" }\n"
" return list;\n"
"}\n";
TestCase::CreateTestIsolate();
Thread* thread = Thread::Current();
EXPECT(thread->isolate() != NULL);
Dart_EnterScope();
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(lib);
{
CHECK_API_SCOPE(thread);
HANDLESCOPE(thread);
StackZone zone(thread);
{
// Generate a list of strings from Dart code.
Message* message = GetSerialized(lib, "getStringList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kString, element->type);
EXPECT_STREQ("Hello, world!", element->value.as_string);
}
delete message;
}
{
// Generate a list of medium ints from Dart code.
Message* message = GetSerialized(lib, "getMintList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kInt64, element->type);
EXPECT_EQ(DART_INT64_C(0x7FFFFFFFFFFFFFFF), element->value.as_int64);
}
delete message;
}
{
// Generate a list of doubles from Dart code.
Message* message = GetSerialized(lib, "getDoubleList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
Dart_CObject* element = root->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kDouble, element->type);
EXPECT_EQ(3.14, element->value.as_double);
for (int i = 1; i < kArrayLength; i++) {
element = root->value.as_array.values[i];
// Double values are expected to not be canonicalized in messages.
EXPECT_NE(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kDouble, element->type);
EXPECT_EQ(3.14, element->value.as_double);
}
delete message;
}
{
// Generate a list of Uint8Lists from Dart code.
Message* message = GetSerialized(lib, "getTypedDataList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kTypedData, element->type);
EXPECT_EQ(Dart_TypedData_kUint8, element->value.as_typed_data.type);
EXPECT_EQ(256, element->value.as_typed_data.length);
}
delete message;
}
{
// Generate a list of Uint8List views from Dart code.
Message* message = GetSerialized(lib, "getTypedDataViewList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kTypedData, element->type);
EXPECT_EQ(Dart_TypedData_kUint8, element->value.as_typed_data.type);
EXPECT_EQ(128, element->value.as_typed_data.length);
EXPECT_EQ(1, element->value.as_typed_data.values[0]);
EXPECT_EQ(0, element->value.as_typed_data.values[1]);
}
delete message;
}
{
// Generate a list of objects of different types from Dart code.
Message* message = GetSerialized(lib, "getMixedList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
Dart_CObject* element = root->value.as_array.values[0];
EXPECT_EQ(Dart_CObject_kString, element->type);
EXPECT_STREQ("A", element->value.as_string);
element = root->value.as_array.values[1];
EXPECT_EQ(Dart_CObject_kDouble, element->type);
EXPECT_STREQ(2.72, element->value.as_double);
for (int i = 2; i < kArrayLength; i++) {
element = root->value.as_array.values[i];
if ((i % 2) == 0) {
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kString, element->type);
EXPECT_STREQ("A", element->value.as_string);
} else {
// Double values are expected to not be canonicalized in messages.
EXPECT_NE(root->value.as_array.values[1], element);
EXPECT_EQ(Dart_CObject_kDouble, element->type);
EXPECT_STREQ(2.72, element->value.as_double);
}
}
delete message;
}
{
// Generate a list of objects of different types from Dart code.
Message* message = GetSerialized(lib, "getSelfRefList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(Dart_CObject_kArray, element->type);
EXPECT_EQ(root, element);
}
delete message;
}
}
Dart_ExitScope();
Dart_ShutdownIsolate();
}
VM_UNIT_TEST_CASE(DartGeneratedArrayLiteralMessagesWithBackref) {
const int kArrayLength = 10;
static const char* kScriptChars =
"import 'dart:typed_data';\n"
"final int kArrayLength = 10;\n"
"getStringList() {\n"
" var s = 'Hello, world!';\n"
" var list = [s, s, s, s, s, s, s, s, s, s];\n"
" return list;\n"
"}\n"
"getMintList() {\n"
" var mint = 0x7FFFFFFFFFFFFFFF;\n"
" var list = [mint, mint, mint, mint, mint,\n"
" mint, mint, mint, mint, mint];\n"
" return list;\n"
"}\n"
"getDoubleList() {\n"
" var d = 3.14;\n"
" var list = [3.14, 3.14, 3.14, 3.14, 3.14, 3.14];\n"
" list.add(3.14);\n"
" list.add(3.14);\n"
" list.add(3.14);\n"
" list.add(3.14);\n"
" return list;\n"
"}\n"
"getTypedDataList() {\n"
" var byte_array = new Uint8List(256);\n"
" var list = [];\n"
" for (var i = 0; i < kArrayLength; i++) {\n"
" list.add(byte_array);\n"
" }\n"
" return list;\n"
"}\n"
"getTypedDataViewList() {\n"
" var uint8_list = new Uint8List(256);\n"
" uint8_list[64] = 1;\n"
" var uint8_list_view =\n"
" new Uint8List.view(uint8_list.buffer, 64, 128);\n"
" var list = [];\n"
" for (var i = 0; i < kArrayLength; i++) {\n"
" list.add(uint8_list_view);\n"
" }\n"
" return list;\n"
"}\n"
"getMixedList() {\n"
" var list = [];\n"
" for (var i = 0; i < kArrayLength; i++) {\n"
" list.add(((i % 2) == 0) ? '.' : 2.72);\n"
" }\n"
" return list;\n"
"}\n"
"getSelfRefList() {\n"
" var list = [];\n"
" for (var i = 0; i < kArrayLength; i++) {\n"
" list.add(list);\n"
" }\n"
" return list;\n"
"}\n";
TestCase::CreateTestIsolate();
Thread* thread = Thread::Current();
EXPECT(thread->isolate() != NULL);
Dart_EnterScope();
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(lib);
{
CHECK_API_SCOPE(thread);
HANDLESCOPE(thread);
StackZone zone(thread);
{
// Generate a list of strings from Dart code.
Message* message = GetSerialized(lib, "getStringList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kString, element->type);
EXPECT_STREQ("Hello, world!", element->value.as_string);
}
delete message;
}
{
// Generate a list of medium ints from Dart code.
Message* message = GetSerialized(lib, "getMintList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kInt64, element->type);
EXPECT_EQ(DART_INT64_C(0x7FFFFFFFFFFFFFFF), element->value.as_int64);
}
delete message;
}
{
// Generate a list of doubles from Dart code.
Message* message = GetSerialized(lib, "getDoubleList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
Dart_CObject* element = root->value.as_array.values[0];
// Double values are expected to not be canonicalized in messages.
EXPECT_EQ(Dart_CObject_kDouble, element->type);
EXPECT_EQ(3.14, element->value.as_double);
for (int i = 1; i < kArrayLength; i++) {
element = root->value.as_array.values[i];
// Double values are expected to not be canonicalized in messages.
EXPECT_NE(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kDouble, element->type);
EXPECT_EQ(3.14, element->value.as_double);
}
delete message;
}
{
// Generate a list of Uint8Lists from Dart code.
Message* message = GetSerialized(lib, "getTypedDataList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kTypedData, element->type);
EXPECT_EQ(Dart_TypedData_kUint8, element->value.as_typed_data.type);
EXPECT_EQ(256, element->value.as_typed_data.length);
}
delete message;
}
{
// Generate a list of Uint8List views from Dart code.
Message* message = GetSerialized(lib, "getTypedDataViewList");
ApiNativeScope scope;
Dart_CObject* root = GetDeserialized(message);
EXPECT_NOTNULL(root);
EXPECT_EQ(Dart_CObject_kArray, root->type);
EXPECT_EQ(kArrayLength, root->value.as_array.length);
for (int i = 0; i < kArrayLength; i++) {
Dart_CObject* element = root->value.as_array.values[i];
EXPECT_EQ(root->value.as_array.values[0], element);
EXPECT_EQ(Dart_CObject_kTypedData, element->type);
EXPECT_EQ(Dart_TypedData_kUint8, element->value.as_typed_data.type);
EXPECT_EQ(128, element->value.as_typed_data.length);
EXPECT_EQ(1,