127 lines
4.2 KiB
C++
127 lines
4.2 KiB
C++
/*
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* Copyright 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "l2cap/internal/sender.h"
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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#include <future>
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#include "l2cap/internal/channel_impl_mock.h"
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#include "l2cap/internal/ilink_mock.h"
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#include "l2cap/internal/scheduler.h"
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#include "os/handler.h"
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#include "os/queue.h"
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#include "os/thread.h"
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#include "packet/raw_builder.h"
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namespace bluetooth {
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namespace l2cap {
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namespace internal {
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namespace {
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using ::testing::Return;
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std::unique_ptr<packet::BasePacketBuilder> CreateSdu(std::vector<uint8_t> payload) {
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auto raw_builder = std::make_unique<packet::RawBuilder>();
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raw_builder->AddOctets(payload);
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return raw_builder;
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}
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PacketView<kLittleEndian> GetPacketView(std::unique_ptr<packet::BasePacketBuilder> packet) {
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auto bytes = std::make_shared<std::vector<uint8_t>>();
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BitInserter i(*bytes);
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bytes->reserve(packet->size());
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packet->Serialize(i);
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return packet::PacketView<packet::kLittleEndian>(bytes);
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}
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class FakeScheduler : public Scheduler {
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public:
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void OnPacketsReady(Cid cid, int number_packets) override {
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on_packets_ready_(cid, number_packets);
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}
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void SetOnPacketsReady(std::function<void(Cid cid, int number_packets)> callback) {
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on_packets_ready_ = callback;
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}
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std::function<void(Cid cid, int number_packets)> on_packets_ready_;
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};
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class L2capSenderTest : public ::testing::Test {
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public:
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std::unique_ptr<Sender::UpperDequeue> enqueue_callback() {
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auto packet_one = CreateSdu({'a', 'b', 'c'});
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channel_queue_.GetUpEnd()->UnregisterEnqueue();
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return packet_one;
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}
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protected:
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void SetUp() override {
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thread_ = new os::Thread("test_thread", os::Thread::Priority::NORMAL);
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user_handler_ = new os::Handler(thread_);
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queue_handler_ = new os::Handler(thread_);
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mock_channel_ = std::make_shared<testing::MockChannelImpl>();
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EXPECT_CALL(*mock_channel_, GetQueueDownEnd()).WillRepeatedly(Return(channel_queue_.GetDownEnd()));
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EXPECT_CALL(*mock_channel_, GetCid()).WillRepeatedly(Return(cid_));
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EXPECT_CALL(*mock_channel_, GetRemoteCid()).WillRepeatedly(Return(cid_));
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sender_ = new Sender(queue_handler_, &link_, &scheduler_, mock_channel_);
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}
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void TearDown() override {
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queue_handler_->Clear();
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user_handler_->Clear();
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delete sender_;
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delete queue_handler_;
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delete user_handler_;
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delete thread_;
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}
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os::Thread* thread_ = nullptr;
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os::Handler* user_handler_ = nullptr;
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os::Handler* queue_handler_ = nullptr;
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common::BidiQueue<Sender::UpperEnqueue, Sender::UpperDequeue> channel_queue_{10};
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std::shared_ptr<testing::MockChannelImpl> mock_channel_;
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Sender* sender_ = nullptr;
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Cid cid_ = 0x41;
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FakeScheduler scheduler_;
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testing::MockILink link_;
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};
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TEST_F(L2capSenderTest, send_packet) {
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std::promise<void> promise;
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auto future = promise.get_future();
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scheduler_.SetOnPacketsReady([&promise](Cid cid, int number_packets) { promise.set_value(); });
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channel_queue_.GetUpEnd()->RegisterEnqueue(
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queue_handler_, common::Bind(&L2capSenderTest::enqueue_callback, common::Unretained(this)));
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auto status = future.wait_for(std::chrono::milliseconds(3));
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EXPECT_EQ(status, std::future_status::ready);
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auto packet = sender_->GetNextPacket();
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EXPECT_NE(packet, nullptr);
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auto packet_view = GetPacketView(std::move(packet));
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auto basic_frame_view = BasicFrameView::Create(packet_view);
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EXPECT_TRUE(basic_frame_view.IsValid());
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EXPECT_EQ(basic_frame_view.GetChannelId(), cid_);
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auto payload = basic_frame_view.GetPayload();
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std::string payload_string(payload.begin(), payload.end());
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EXPECT_EQ(payload_string, "abc");
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}
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} // namespace
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} // namespace internal
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} // namespace l2cap
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} // namespace bluetooth
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