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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <limits>
#include <memory>
#include <vector>
#include "components/tracing/core/proto_zero_message_handle.h"
#include "components/tracing/test/example_proto/library.pbzero.h"
#include "components/tracing/test/example_proto/test_messages.pb.h"
#include "components/tracing/test/example_proto/test_messages.pbzero.h"
#include "components/tracing/test/fake_scattered_buffer.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace tracing {
namespace proto {
namespace pbtest = pbzero::foo::bar;
namespace pbgold = foo::bar; // Official C++ protobuf compiler.
using tracing::v2::FakeScatteredBuffer;
using tracing::v2::ProtoZeroMessage;
using tracing::v2::ScatteredStreamWriter;
using tracing::v2::ProtoZeroMessageHandle;
using tracing::v2::ProtoZeroMessageHandleBase;
using tracing::v2::proto::ProtoFieldDescriptor;
constexpr size_t kChunkSize = 42;
class ProtoZeroConformanceTest : public ::testing::Test {
public:
void SetUp() override {
buffer_.reset(new FakeScatteredBuffer(kChunkSize));
stream_writer_.reset(new ScatteredStreamWriter(buffer_.get()));
}
void TearDown() override {
root_messages_.clear();
stream_writer_.reset();
buffer_.reset();
google::protobuf::ShutdownProtobufLibrary();
}
protected:
template <class T>
T* CreateMessage() {
T* message = new T();
root_messages_.push_back(std::unique_ptr<T>(message));
message->Reset(stream_writer_.get());
return message;
}
size_t GetNumSerializedBytes() {
return buffer_->chunks().size() * kChunkSize -
stream_writer_->bytes_available();
}
void GetSerializedBytes(size_t start, size_t length, uint8_t* buffer) {
return buffer_->GetBytes(start, length, buffer);
}
private:
std::unique_ptr<FakeScatteredBuffer> buffer_;
std::unique_ptr<ScatteredStreamWriter> stream_writer_;
std::vector<std::unique_ptr<ProtoZeroMessage>> root_messages_;
};
TEST_F(ProtoZeroConformanceTest, SimpleFieldsNoNesting) {
auto msg = CreateMessage<pbtest::EveryField>();
msg->set_field_int32(-1);
msg->set_field_int64(-333123456789ll);
msg->set_field_uint32(600);
msg->set_field_uint64(333123456789ll);
msg->set_field_sint32(-5);
msg->set_field_sint64(-9000);
msg->set_field_fixed32(12345);
msg->set_field_fixed64(444123450000ll);
msg->set_field_sfixed32(-69999);
msg->set_field_sfixed64(-200);
msg->set_field_float(3.14f);
msg->set_field_double(0.5555);
msg->set_field_bool(true);
msg->set_small_enum(pbtest::SmallEnum::TO_BE);
msg->set_signed_enum(pbtest::SignedEnum::NEGATIVE);
msg->set_big_enum(pbtest::BigEnum::BEGIN);
msg->set_field_string("FizzBuzz");
msg->set_field_bytes(reinterpret_cast<const uint8_t*>("\x11\x00\xBE\xEF"), 4);
msg->add_repeated_int32(1);
msg->add_repeated_int32(-1);
msg->add_repeated_int32(100);
msg->add_repeated_int32(2000000);
size_t msg_size = GetNumSerializedBytes();
EXPECT_EQ(126u, msg_size);
std::unique_ptr<uint8_t[]> msg_binary(new uint8_t[msg_size]);
GetSerializedBytes(0, msg_size, msg_binary.get());
pbgold::EveryField gold_msg;
gold_msg.ParseFromArray(msg_binary.get(), msg_size);
EXPECT_EQ(-1, gold_msg.field_int32());
EXPECT_EQ(-333123456789ll, gold_msg.field_int64());
EXPECT_EQ(600u, gold_msg.field_uint32());
EXPECT_EQ(333123456789ull, gold_msg.field_uint64());
EXPECT_EQ(-5, gold_msg.field_sint32());
EXPECT_EQ(-9000, gold_msg.field_sint64());
EXPECT_EQ(12345u, gold_msg.field_fixed32());
EXPECT_EQ(444123450000ull, gold_msg.field_fixed64());
EXPECT_EQ(-69999, gold_msg.field_sfixed32());
EXPECT_EQ(-200, gold_msg.field_sfixed64());
EXPECT_EQ(3.14f, gold_msg.field_float());
EXPECT_EQ(0.5555, gold_msg.field_double());
EXPECT_EQ(true, gold_msg.field_bool());
EXPECT_EQ(pbgold::SmallEnum::TO_BE, gold_msg.small_enum());
EXPECT_EQ(pbgold::SignedEnum::NEGATIVE, gold_msg.signed_enum());
EXPECT_EQ(pbgold::BigEnum::BEGIN, gold_msg.big_enum());
EXPECT_EQ("FizzBuzz", gold_msg.field_string());
EXPECT_EQ(std::string("\x11\x00\xBE\xEF", 4), gold_msg.field_bytes());
EXPECT_EQ(4, gold_msg.repeated_int32_size());
EXPECT_EQ(1, gold_msg.repeated_int32(0));
EXPECT_EQ(-1, gold_msg.repeated_int32(1));
EXPECT_EQ(100, gold_msg.repeated_int32(2));
EXPECT_EQ(2000000, gold_msg.repeated_int32(3));
}
TEST_F(ProtoZeroConformanceTest, NestedMessages) {
auto msg_a = CreateMessage<pbtest::NestedA>();
pbtest::NestedA::NestedB* msg_b = msg_a->add_repeated_a();
pbtest::NestedA::NestedB::NestedC* msg_c = msg_b->set_value_b();
msg_c->set_value_c(321);
msg_b = msg_a->add_repeated_a();
msg_c = msg_a->set_super_nested();
msg_c->set_value_c(1000);
msg_a->Finalize();
size_t msg_size = GetNumSerializedBytes();
EXPECT_EQ(26u, msg_size);
std::unique_ptr<uint8_t[]> msg_binary(new uint8_t[msg_size]);
GetSerializedBytes(0, msg_size, msg_binary.get());
pbgold::NestedA gold_msg_a;
gold_msg_a.ParseFromArray(msg_binary.get(), msg_size);
EXPECT_EQ(2, gold_msg_a.repeated_a_size());
EXPECT_EQ(321, gold_msg_a.repeated_a(0).value_b().value_c());
EXPECT_FALSE(gold_msg_a.repeated_a(1).has_value_b());
EXPECT_EQ(1000, gold_msg_a.super_nested().value_c());
}
TEST(ProtoZeroTest, Simple) {
// Test the includes for indirect public import: library.pbzero.h ->
// library_internals/galaxies.pbzero.h -> upper_import.pbzero.h .
EXPECT_LE(0u, sizeof(pbtest::TrickyPublicImport));
}
TEST(ProtoZeroTest, Reflection) {
// Tests camel case conversion as well.
EXPECT_EQ(1, pbtest::CamelCaseFields::kFooBarBazFieldNumber);
EXPECT_EQ(2, pbtest::CamelCaseFields::kBarBazFieldNumber);
EXPECT_EQ(3, pbtest::CamelCaseFields::kMooMooFieldNumber);
EXPECT_EQ(4, pbtest::CamelCaseFields::kURLEncoderFieldNumber);
EXPECT_EQ(5, pbtest::CamelCaseFields::kXMapFieldNumber);
EXPECT_EQ(6, pbtest::CamelCaseFields::kUrLENcoDerFieldNumber);
EXPECT_EQ(7, pbtest::CamelCaseFields::kBigBangFieldNumber);
EXPECT_EQ(8, pbtest::CamelCaseFields::kU2FieldNumber);
EXPECT_EQ(9, pbtest::CamelCaseFields::kBangBigFieldNumber);
const ProtoFieldDescriptor* reflection =
pbtest::EveryField::GetFieldDescriptor(
pbtest::EveryField::kFieldInt32FieldNumber);
EXPECT_STREQ("field_int32", reflection->name());
EXPECT_EQ(ProtoFieldDescriptor::Type::TYPE_INT32, reflection->type());
EXPECT_EQ(1u, reflection->number());
EXPECT_FALSE(reflection->is_repeated());
EXPECT_TRUE(reflection->is_valid());
EXPECT_FALSE(pbtest::TransgalacticParcel::GetFieldDescriptor(42)->is_valid());
}
} // namespace proto
} // namespace tracing
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