da4fdea61a
Review URL: http://codereview.chromium.org/19541 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1214 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
267 lines
8.9 KiB
C++
267 lines
8.9 KiB
C++
// Copyright 2007-2008 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <signal.h>
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#include <map>
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#include <string>
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#include "sys/stat.h"
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#include "v8.h"
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#include "debug.h"
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#include "ic-inl.h"
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#include "runtime.h"
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#include "serialize.h"
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#include "scopeinfo.h"
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#include "snapshot.h"
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#include "cctest.h"
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using namespace v8::internal;
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static int local_counters[256];
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static int counter_count = 0;
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static std::map<std::string, int> counter_table;
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// Callback receiver to track counters in test.
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static int* counter_function(const char* name) {
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std::string counter(name);
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if (counter_table.find(counter) == counter_table.end()) {
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local_counters[counter_count] = 0;
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counter_table[counter] = counter_count++;
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}
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return &local_counters[counter_table[counter]];
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}
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template <class T>
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static Address AddressOf(T id) {
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return ExternalReference(id).address();
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}
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template <class T>
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static uint32_t Encode(const ExternalReferenceEncoder& encoder, T id) {
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return encoder.Encode(AddressOf(id));
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}
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static int make_code(TypeCode type, int id) {
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return static_cast<uint32_t>(type) << kReferenceTypeShift | id;
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}
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static int register_code(int reg) {
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return Debug::k_register_address << kDebugIdShift | reg;
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}
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TEST(ExternalReferenceEncoder) {
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StatsTable::SetCounterFunction(counter_function);
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Heap::Setup(false);
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ExternalReferenceEncoder encoder;
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CHECK_EQ(make_code(BUILTIN, Builtins::ArrayCode),
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Encode(encoder, Builtins::ArrayCode));
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CHECK_EQ(make_code(RUNTIME_FUNCTION, Runtime::kAbort),
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Encode(encoder, Runtime::kAbort));
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CHECK_EQ(make_code(IC_UTILITY, IC::kLoadCallbackProperty),
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Encode(encoder, IC_Utility(IC::kLoadCallbackProperty)));
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CHECK_EQ(make_code(DEBUG_ADDRESS, register_code(3)),
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Encode(encoder, Debug_Address(Debug::k_register_address, 3)));
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ExternalReference keyed_load_function_prototype =
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ExternalReference(&Counters::keyed_load_function_prototype);
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CHECK_EQ(make_code(STATS_COUNTER, Counters::k_keyed_load_function_prototype),
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encoder.Encode(keyed_load_function_prototype.address()));
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ExternalReference passed_function =
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ExternalReference::builtin_passed_function();
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CHECK_EQ(make_code(UNCLASSIFIED, 1),
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encoder.Encode(passed_function.address()));
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ExternalReference the_hole_value_location =
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ExternalReference::the_hole_value_location();
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CHECK_EQ(make_code(UNCLASSIFIED, 2),
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encoder.Encode(the_hole_value_location.address()));
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ExternalReference stack_guard_limit_address =
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ExternalReference::address_of_stack_guard_limit();
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CHECK_EQ(make_code(UNCLASSIFIED, 3),
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encoder.Encode(stack_guard_limit_address.address()));
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CHECK_EQ(make_code(UNCLASSIFIED, 5),
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encoder.Encode(ExternalReference::debug_break().address()));
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CHECK_EQ(make_code(UNCLASSIFIED, 6),
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encoder.Encode(ExternalReference::new_space_start().address()));
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}
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TEST(ExternalReferenceDecoder) {
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StatsTable::SetCounterFunction(counter_function);
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Heap::Setup(false);
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ExternalReferenceDecoder decoder;
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CHECK_EQ(AddressOf(Builtins::ArrayCode),
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decoder.Decode(make_code(BUILTIN, Builtins::ArrayCode)));
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CHECK_EQ(AddressOf(Runtime::kAbort),
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decoder.Decode(make_code(RUNTIME_FUNCTION, Runtime::kAbort)));
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CHECK_EQ(AddressOf(IC_Utility(IC::kLoadCallbackProperty)),
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decoder.Decode(make_code(IC_UTILITY, IC::kLoadCallbackProperty)));
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CHECK_EQ(AddressOf(Debug_Address(Debug::k_register_address, 3)),
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decoder.Decode(make_code(DEBUG_ADDRESS, register_code(3))));
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ExternalReference keyed_load_function =
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ExternalReference(&Counters::keyed_load_function_prototype);
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CHECK_EQ(keyed_load_function.address(),
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decoder.Decode(
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make_code(STATS_COUNTER,
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Counters::k_keyed_load_function_prototype)));
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CHECK_EQ(ExternalReference::builtin_passed_function().address(),
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decoder.Decode(make_code(UNCLASSIFIED, 1)));
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CHECK_EQ(ExternalReference::the_hole_value_location().address(),
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decoder.Decode(make_code(UNCLASSIFIED, 2)));
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CHECK_EQ(ExternalReference::address_of_stack_guard_limit().address(),
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decoder.Decode(make_code(UNCLASSIFIED, 3)));
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CHECK_EQ(ExternalReference::debug_break().address(),
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decoder.Decode(make_code(UNCLASSIFIED, 5)));
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CHECK_EQ(ExternalReference::new_space_start().address(),
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decoder.Decode(make_code(UNCLASSIFIED, 6)));
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}
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static void Serialize() {
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#ifdef DEBUG
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FLAG_debug_serialization = true;
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#endif
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StatsTable::SetCounterFunction(counter_function);
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v8::HandleScope scope;
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const int kExtensionCount = 1;
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const char* extension_list[kExtensionCount] = { "v8/gc" };
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v8::ExtensionConfiguration extensions(kExtensionCount, extension_list);
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v8::Persistent<v8::Context> env = v8::Context::New(&extensions);
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env->Enter();
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Snapshot::WriteToFile(FLAG_testing_serialization_file);
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}
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// Test that the whole heap can be serialized when running from the
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// internal snapshot.
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// (Smoke test.)
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TEST(SerializeInternal) {
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Snapshot::Initialize(NULL);
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Serialize();
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}
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// Test that the whole heap can be serialized when running from a
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// bootstrapped heap.
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// (Smoke test.)
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TEST(Serialize) {
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if (Snapshot::IsEnabled()) return;
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Serialize();
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}
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// Test that the heap isn't destroyed after a serialization.
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TEST(SerializeNondestructive) {
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if (Snapshot::IsEnabled()) return;
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StatsTable::SetCounterFunction(counter_function);
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v8::HandleScope scope;
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v8::Persistent<v8::Context> env = v8::Context::New();
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v8::Context::Scope context_scope(env);
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Serializer().Serialize();
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const char* c_source = "\"abcd\".charAt(2) == 'c'";
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v8::Local<v8::String> source = v8::String::New(c_source);
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v8::Local<v8::Script> script = v8::Script::Compile(source);
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v8::Local<v8::Value> value = script->Run();
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CHECK(value->BooleanValue());
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}
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//----------------------------------------------------------------------------
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// Tests that the heap can be deserialized.
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static void Deserialize() {
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#ifdef DEBUG
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FLAG_debug_serialization = true;
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#endif
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CHECK(Snapshot::Initialize(FLAG_testing_serialization_file));
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}
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static void SanityCheck() {
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v8::HandleScope scope;
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#ifdef DEBUG
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Heap::Verify();
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#endif
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CHECK(Top::global()->IsJSObject());
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CHECK(Top::global_context()->IsContext());
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CHECK(Top::special_function_table()->IsFixedArray());
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CHECK(Heap::symbol_table()->IsSymbolTable());
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CHECK(!Factory::LookupAsciiSymbol("Empty")->IsFailure());
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}
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DEPENDENT_TEST(Deserialize, Serialize) {
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v8::HandleScope scope;
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Deserialize();
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SanityCheck();
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}
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DEPENDENT_TEST(DeserializeAndRunScript, Serialize) {
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v8::HandleScope scope;
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Deserialize();
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const char* c_source = "\"1234\".length";
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v8::Local<v8::String> source = v8::String::New(c_source);
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v8::Local<v8::Script> script = v8::Script::Compile(source);
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CHECK_EQ(4, script->Run()->Int32Value());
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}
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DEPENDENT_TEST(DeserializeNatives, Serialize) {
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v8::HandleScope scope;
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Deserialize();
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const char* c_source = "\"abcd\".charAt(2) == 'c'";
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v8::Local<v8::String> source = v8::String::New(c_source);
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v8::Local<v8::Script> script = v8::Script::Compile(source);
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v8::Local<v8::Value> value = script->Run();
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CHECK(value->BooleanValue());
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}
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DEPENDENT_TEST(DeserializeExtensions, Serialize) {
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v8::HandleScope scope;
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Deserialize();
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const char* c_source = "gc();";
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v8::Local<v8::String> source = v8::String::New(c_source);
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v8::Local<v8::Script> script = v8::Script::Compile(source);
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v8::Local<v8::Value> value = script->Run();
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CHECK(value->IsUndefined());
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}
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