mirror of
https://github.com/kidfromjupiter/nearby.git
synced 2026-09-14 22:56:12 -04:00
139 lines
3.6 KiB
C++
139 lines
3.6 KiB
C++
// Copyright 2025 Google LLC
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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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// https://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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#include "internal/platform/implementation/linux/bluetooth_classic_socket.h"
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#include <sys/socket.h>
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#include <unistd.h>
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#include <array>
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#include <cstdint>
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#include <optional>
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#include <string>
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#include <thread>
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#include <vector>
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#include "absl/time/time.h"
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#include "internal/platform/implementation/crypto.h"
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#include "gtest/gtest.h"
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namespace nearby {
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namespace linux {
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namespace {
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class BluetoothClassicSocketTest : public ::testing::Test {
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protected:
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void SetUp() override {
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ASSERT_EQ(socketpair(AF_UNIX, SOCK_STREAM, 0, fds_), 0);
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socket_fd_ = fds_[0];
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peer_fd_ = fds_[1];
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socket_ = std::make_unique<BluetoothSocket>(nullptr,sdbus::UnixFd(socket_fd_));
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}
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void TearDown() override {
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if (socket_) {
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socket_->Close();
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}
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if (peer_fd_ >= 0) {
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close(peer_fd_);
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}
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}
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int fds_[2]{-1, -1};
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int socket_fd_{-1};
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int peer_fd_{-1};
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std::unique_ptr<BluetoothSocket> socket_;
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};
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TEST_F(BluetoothClassicSocketTest, ReturnsInputAndOutputStreams) {
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InputStream& input = socket_->GetInputStream();
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OutputStream& output = socket_->GetOutputStream();
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EXPECT_NE(&input, nullptr);
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EXPECT_NE(&output, nullptr);
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}
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TEST_F(BluetoothClassicSocketTest, ReturnsSameStreamInstancesAcrossCalls) {
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InputStream& input1 = socket_->GetInputStream();
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InputStream& input2 = socket_->GetInputStream();
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OutputStream& output1 = socket_->GetOutputStream();
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OutputStream& output2 = socket_->GetOutputStream();
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EXPECT_EQ(&input1, &input2);
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EXPECT_EQ(&output1, &output2);
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}
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TEST_F(BluetoothClassicSocketTest, ReadReceivesExactBytesFromPeer) {
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std::string message = "hello into l2cap socket";
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ASSERT_EQ(
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write(peer_fd_, message.data(), message.size()),
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static_cast<ssize_t>(message.size())
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);
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InputStream& input = socket_->GetInputStream();
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std::vector<char> buffer(message.size());
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auto out = input.Read(buffer.size()).GetResult();
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EXPECT_EQ(
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out,
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ByteArray(message)
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);
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EXPECT_EQ(
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out.AsStringView(),
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message
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);
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}
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TEST_F(BluetoothClassicSocketTest, WriteSendsExactBytesToPeer) {
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std::string message = "hello from l2cap socket";
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OutputStream& output = socket_->GetOutputStream();
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EXPECT_EQ(output.Write(message).value, Exception::kSuccess);
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std::vector<char> received(message.size());
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ssize_t n = read(peer_fd_, received.data(), received.size());
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ASSERT_EQ(n, static_cast<ssize_t>(message.size()));
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EXPECT_EQ(
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std::string(received.begin(), received.end()),
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message
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);
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}
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TEST_F(BluetoothClassicSocketTest, SkipSkipsBytesFromPeer) {
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std::string message = "hello there";
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ASSERT_EQ(
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write(peer_fd_, message.data(), message.size()),
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static_cast<ssize_t>(message.size())
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);
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InputStream& input = socket_->GetInputStream();
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EXPECT_EQ(input.Skip(6).result(), 6);
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auto out = input.Read(5).GetResult();
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EXPECT_EQ(out, ByteArray("there"));
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}
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TEST_F(BluetoothClassicSocketTest, CloseReturnsSuccess) {
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EXPECT_EQ(socket_->Close().value, Exception::kSuccess);
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}
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} // namespace
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} // namespace linux
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} // namespace nearby
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