Files
nearby/internal/weave/message_write_request_test.cc
T
2023-05-10 08:32:44 -07:00

106 lines
3.8 KiB
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// Copyright 2023 Google LLC
//
// 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
//
// https://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 "internal/weave/message_write_request.h"
#include <string>
#include <type_traits>
#include "gmock/gmock.h"
#include "protobuf-matchers/protocol-buffer-matchers.h"
#include "gtest/gtest.h"
#include "absl/status/status.h"
#include "absl/strings/string_view.h"
#include "internal/platform/future.h"
#include "internal/weave/packet.h"
namespace nearby {
namespace weave {
namespace {
constexpr absl::string_view kShortMessage = "short";
constexpr absl::string_view kLongMessage = "This is a long message.";
constexpr absl::string_view kLongFirstHalf = "This is a long";
constexpr absl::string_view kLongSecondHalf = " message.";
TEST(MessageWriteRequestTest, WriteRequestIsNotTriviallyConstructible) {
EXPECT_FALSE(std::is_trivially_constructible<MessageWriteRequest>::value);
}
TEST(MessageWriteRequestTest, ShortWriteRequestWorks) {
MessageWriteRequest request = MessageWriteRequest(kShortMessage);
EXPECT_FALSE(request.IsFinished());
EXPECT_FALSE(request.IsStarted());
Packet packet = request.NextPacket(15).value();
EXPECT_TRUE(packet.IsDataPacket());
EXPECT_TRUE(packet.IsFirstPacket());
EXPECT_TRUE(packet.IsLastPacket());
EXPECT_EQ(packet.GetPayload(), kShortMessage);
EXPECT_TRUE(request.IsFinished());
EXPECT_TRUE(request.IsStarted());
}
TEST(MessageWriteRequestTest, LongWriteRequestWorks) {
MessageWriteRequest request = MessageWriteRequest(kLongMessage);
EXPECT_FALSE(request.IsFinished());
EXPECT_FALSE(request.IsStarted());
Packet packet = request.NextPacket(15).value();
EXPECT_TRUE(packet.IsDataPacket());
EXPECT_TRUE(packet.IsFirstPacket());
EXPECT_FALSE(packet.IsLastPacket());
EXPECT_EQ(packet.GetPayload(), kLongFirstHalf);
EXPECT_FALSE(request.IsFinished());
EXPECT_TRUE(request.IsStarted());
Packet nextPacket = request.NextPacket(15).value();
EXPECT_TRUE(nextPacket.IsDataPacket());
EXPECT_FALSE(nextPacket.IsFirstPacket());
EXPECT_TRUE(nextPacket.IsLastPacket());
EXPECT_EQ(nextPacket.GetPayload(), kLongSecondHalf);
EXPECT_TRUE(request.IsFinished());
}
TEST(MessageWriteRequestTest, TestResourceExhaustionOnceMessageSent) {
MessageWriteRequest request = MessageWriteRequest(kShortMessage);
EXPECT_FALSE(request.IsFinished());
EXPECT_FALSE(request.IsStarted());
Packet packet = request.NextPacket(15).value();
EXPECT_TRUE(packet.IsDataPacket());
EXPECT_TRUE(packet.IsFirstPacket());
EXPECT_TRUE(packet.IsLastPacket());
EXPECT_EQ(packet.GetPayload(), kShortMessage);
EXPECT_TRUE(request.IsFinished());
EXPECT_TRUE(request.IsStarted());
EXPECT_THAT(request.NextPacket(15),
testing::status::StatusIs(absl::StatusCode::kOutOfRange));
}
TEST(MessageWriteRequestTest, TestGetSetFuture) {
MessageWriteRequest request = MessageWriteRequest(kShortMessage);
nearby::Future<absl::Status> result = request.GetWriteStatusFuture();
request.SetWriteStatus(absl::InternalError(""));
EXPECT_THAT(result.Get().GetResult(),
testing::status::StatusIs(absl::StatusCode::kInternal));
}
TEST(MessageWriteRequestTest, TestInvalidPacketSize) {
MessageWriteRequest request = MessageWriteRequest(kShortMessage);
auto result = request.NextPacket(0);
EXPECT_THAT(result,
testing::status::StatusIs(absl::StatusCode::kInvalidArgument));
}
} // namespace
} // namespace weave
} // namespace nearby