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/*
* Copyright 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "packet/raw_builder.h"
#include <gtest/gtest.h>
#include <forward_list>
#include <memory>
#include "hci/address.h"
using bluetooth::hci::Address;
using bluetooth::packet::BitInserter;
using std::vector;
namespace {
vector<uint8_t> count = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
};
} // namespace
namespace bluetooth {
namespace packet {
class RawBuilderTest : public ::testing::Test {
public:
RawBuilderTest() = default;
~RawBuilderTest() = default;
};
TEST(RawBuilderTest, buildCountTest) {
std::unique_ptr<RawBuilder> count_builder = std::make_unique<RawBuilder>();
ASSERT_EQ(0u, count_builder->size());
count_builder->AddOctets8(0x0706050403020100);
count_builder->AddOctets4(0x0b0a0908);
count_builder->AddOctets2(0x0d0c);
count_builder->AddOctets1(0x0e);
count_builder->AddOctets1(0x0f);
count_builder->AddAddress(Address({0x10, 0x11, 0x12, 0x13, 0x14, 0x15}));
std::vector<uint8_t> count_subset(count.begin() + 0x16, count.end());
count_builder->AddOctets(count_subset);
ASSERT_EQ(count.size(), count_builder->size());
std::vector<uint8_t> packet;
BitInserter it(packet);
count_builder->Serialize(it);
ASSERT_EQ(count, packet);
}
TEST(RawBuilderTest, buildStartingWithVector) {
std::vector<uint8_t> count_first(count.begin(), count.begin() + 0x8);
std::unique_ptr<RawBuilder> count_builder = std::make_unique<RawBuilder>(count_first);
count_builder->AddOctets4(0x0b0a0908);
count_builder->AddOctets2(0x0d0c);
count_builder->AddOctets1(0x0e);
count_builder->AddOctets1(0x0f);
count_builder->AddOctets8(0x1716151413121110);
std::vector<uint8_t> count_last(count.begin() + 0x18, count.end());
count_builder->AddOctets(count_last);
ASSERT_EQ(count.size(), count_builder->size());
std::vector<uint8_t> packet;
BitInserter it(packet);
count_builder->Serialize(it);
ASSERT_EQ(count, packet);
}
TEST(RawBuilderTest, testMaxBytes) {
const size_t kMaxBytes = count.size();
std::unique_ptr<RawBuilder> count_builder = std::make_unique<RawBuilder>(kMaxBytes);
ASSERT_TRUE(count_builder->AddOctets(count));
ASSERT_FALSE(count_builder->AddOctets4(0x0b0a0908));
ASSERT_FALSE(count_builder->AddOctets2(0x0d0c));
ASSERT_FALSE(count_builder->AddOctets1(0x0e));
ASSERT_FALSE(count_builder->AddOctets1(0x0f));
ASSERT_FALSE(count_builder->AddOctets8(0x1716151413121110));
std::vector<uint8_t> count_last(count.begin() + 0x18, count.end());
ASSERT_FALSE(count_builder->AddOctets(count_last));
ASSERT_EQ(count.size(), count_builder->size());
std::vector<uint8_t> packet;
BitInserter it(packet);
count_builder->Serialize(it);
ASSERT_EQ(count, packet);
}
} // namespace packet
} // namespace bluetooth
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