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/*
*
* Copyright (c) 2021 Project CHIP Authors
* All rights reserved.
*
* 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 <utility>
#include <app-common/zap-generated/cluster-objects.h>
#include <app/InteractionModelEngine.h>
#include <app/reporting/tests/MockReportScheduler.h>
#include <app/tests/AppTestContext.h>
#include <app/tests/test-interaction-model-api.h>
#include <credentials/GroupDataProviderImpl.h>
#include <crypto/DefaultSessionKeystore.h>
#include <lib/core/CHIPCore.h>
#include <lib/core/ErrorStr.h>
#include <lib/core/StringBuilderAdapters.h>
#include <lib/core/TLV.h>
#include <lib/core/TLVDebug.h>
#include <lib/core/TLVUtilities.h>
#include <lib/support/TestGroupData.h>
#include <lib/support/TestPersistentStorageDelegate.h>
#include <lib/support/tests/ExtraPwTestMacros.h>
#include <messaging/ExchangeContext.h>
#include <messaging/Flags.h>
#include <pw_unit_test/framework.h>
namespace {
constexpr chip::DataVersion kAcceptedDataVersion = 5;
constexpr uint16_t kMaxGroupsPerFabric = 5;
constexpr uint16_t kMaxGroupKeysPerFabric = 8;
chip::TestPersistentStorageDelegate gTestStorage;
chip::Crypto::DefaultSessionKeystore gSessionKeystore;
chip::Credentials::GroupDataProviderImpl gGroupsProvider(kMaxGroupsPerFabric, kMaxGroupKeysPerFabric);
} // namespace
namespace chip {
namespace app {
class TestWriteInteraction : public chip::Test::AppContext
{
public:
void SetUp() override
{
AppContext::SetUp();
gTestStorage.ClearStorage();
gGroupsProvider.SetStorageDelegate(&gTestStorage);
gGroupsProvider.SetSessionKeystore(&gSessionKeystore);
ASSERT_EQ(gGroupsProvider.Init(), CHIP_NO_ERROR);
chip::Credentials::SetGroupDataProvider(&gGroupsProvider);
uint8_t buf[sizeof(chip::CompressedFabricId)];
chip::MutableByteSpan span(buf);
ASSERT_EQ(GetBobFabric()->GetCompressedFabricIdBytes(span), CHIP_NO_ERROR);
ASSERT_EQ(chip::GroupTesting::InitData(&gGroupsProvider, GetBobFabricIndex(), span), CHIP_NO_ERROR);
mOldProvider = InteractionModelEngine::GetInstance()->SetDataModelProvider(&TestImCustomDataModel::Instance());
}
void TearDown() override
{
InteractionModelEngine::GetInstance()->SetDataModelProvider(mOldProvider);
chip::Credentials::GroupDataProvider * provider = chip::Credentials::GetGroupDataProvider();
if (provider != nullptr)
{
provider->Finish();
}
AppContext::TearDown();
}
void TestWriteClient();
void TestWriteClientGroup();
void TestWriteHandlerReceiveInvalidMessage();
void TestWriteInvalidMessage1();
void TestWriteInvalidMessage2();
void TestWriteInvalidMessage3();
void TestWriteInvalidMessage4();
static void AddAttributeDataIB(WriteClient & aWriteClient);
static void AddAttributeStatus(WriteHandler & aWriteHandler);
static void GenerateWriteRequest(bool aIsTimedWrite, System::PacketBufferHandle & aPayload);
static void GenerateWriteResponse(System::PacketBufferHandle & aPayload);
private:
chip::app::DataModel::Provider * mOldProvider = nullptr;
};
class TestExchangeDelegate : public Messaging::ExchangeDelegate
{
CHIP_ERROR OnMessageReceived(Messaging::ExchangeContext * ec, const PayloadHeader & payloadHeader,
System::PacketBufferHandle && payload) override
{
return CHIP_NO_ERROR;
}
void OnResponseTimeout(Messaging::ExchangeContext * ec) override {}
};
class TestWriteClientCallback : public chip::app::WriteClient::Callback
{
public:
void ResetCounter() { mOnSuccessCalled = mOnErrorCalled = mOnDoneCalled = 0; }
void OnResponse(const WriteClient * apWriteClient, const chip::app::ConcreteDataAttributePath & path, StatusIB status) override
{
mStatus = status;
mOnSuccessCalled++;
}
void OnError(const WriteClient * apWriteClient, CHIP_ERROR chipError) override
{
mOnErrorCalled++;
mLastErrorReason = app::StatusIB(chipError);
mError = chipError;
}
void OnDone(WriteClient * apWriteClient) override { mOnDoneCalled++; }
int mOnSuccessCalled = 0;
int mOnErrorCalled = 0;
int mOnDoneCalled = 0;
StatusIB mStatus;
StatusIB mLastErrorReason;
CHIP_ERROR mError = CHIP_NO_ERROR;
};
void TestWriteInteraction::AddAttributeDataIB(WriteClient & aWriteClient)
{
AttributePathParams attributePathParams;
bool attributeValue = true;
attributePathParams.mEndpointId = 2;
attributePathParams.mClusterId = 3;
attributePathParams.mAttributeId = 4;
EXPECT_EQ(aWriteClient.EncodeAttribute(attributePathParams, attributeValue), CHIP_NO_ERROR);
}
void TestWriteInteraction::AddAttributeStatus(WriteHandler & aWriteHandler)
{
ConcreteAttributePath attributePath(2, 3, 4);
EXPECT_EQ(aWriteHandler.AddStatus(attributePath, Protocols::InteractionModel::Status::Success), CHIP_NO_ERROR);
}
void TestWriteInteraction::GenerateWriteRequest(bool aIsTimedWrite, System::PacketBufferHandle & aPayload)
{
System::PacketBufferTLVWriter writer;
writer.Init(std::move(aPayload));
WriteRequestMessage::Builder writeRequestBuilder;
EXPECT_EQ(writeRequestBuilder.Init(&writer), CHIP_NO_ERROR);
writeRequestBuilder.TimedRequest(aIsTimedWrite);
EXPECT_EQ(writeRequestBuilder.GetError(), CHIP_NO_ERROR);
AttributeDataIBs::Builder & attributeDataIBsBuilder = writeRequestBuilder.CreateWriteRequests();
EXPECT_EQ(writeRequestBuilder.GetError(), CHIP_NO_ERROR);
AttributeDataIB::Builder & attributeDataIBBuilder = attributeDataIBsBuilder.CreateAttributeDataIBBuilder();
EXPECT_EQ(attributeDataIBsBuilder.GetError(), CHIP_NO_ERROR);
attributeDataIBBuilder.DataVersion(0);
EXPECT_EQ(attributeDataIBBuilder.GetError(), CHIP_NO_ERROR);
AttributePathIB::Builder & attributePathBuilder = attributeDataIBBuilder.CreatePath();
EXPECT_EQ(attributePathBuilder.GetError(), CHIP_NO_ERROR);
EXPECT_EQ(attributePathBuilder.Node(1)
.Endpoint(2)
.Cluster(3)
.Attribute(4)
.ListIndex(DataModel::Nullable<ListIndex>())
.EndOfAttributePathIB(),
CHIP_NO_ERROR);
// Construct attribute data
{
chip::TLV::TLVWriter * pWriter = attributeDataIBBuilder.GetWriter();
chip::TLV::TLVType dummyType = chip::TLV::kTLVType_NotSpecified;
EXPECT_EQ(
pWriter->StartContainer(chip::TLV::ContextTag(AttributeDataIB::Tag::kData), chip::TLV::kTLVType_Structure, dummyType),
CHIP_NO_ERROR);
EXPECT_EQ(pWriter->PutBoolean(chip::TLV::ContextTag(1), true), CHIP_NO_ERROR);
EXPECT_EQ(pWriter->EndContainer(dummyType), CHIP_NO_ERROR);
}
attributeDataIBBuilder.EndOfAttributeDataIB();
EXPECT_EQ(attributeDataIBBuilder.GetError(), CHIP_NO_ERROR);
attributeDataIBsBuilder.EndOfAttributeDataIBs();
EXPECT_EQ(attributeDataIBsBuilder.GetError(), CHIP_NO_ERROR);
writeRequestBuilder.EndOfWriteRequestMessage();
EXPECT_EQ(writeRequestBuilder.GetError(), CHIP_NO_ERROR);
EXPECT_EQ(writer.Finalize(&aPayload), CHIP_NO_ERROR);
}
void TestWriteInteraction::GenerateWriteResponse(System::PacketBufferHandle & aPayload)
{
System::PacketBufferTLVWriter writer;
writer.Init(std::move(aPayload));
WriteResponseMessage::Builder writeResponseBuilder;
EXPECT_EQ(writeResponseBuilder.Init(&writer), CHIP_NO_ERROR);
AttributeStatusIBs::Builder & attributeStatusesBuilder = writeResponseBuilder.CreateWriteResponses();
EXPECT_EQ(attributeStatusesBuilder.GetError(), CHIP_NO_ERROR);
AttributeStatusIB::Builder & attributeStatusIBBuilder = attributeStatusesBuilder.CreateAttributeStatus();
EXPECT_EQ(attributeStatusIBBuilder.GetError(), CHIP_NO_ERROR);
AttributePathIB::Builder & attributePathBuilder = attributeStatusIBBuilder.CreatePath();
EXPECT_EQ(attributePathBuilder.GetError(), CHIP_NO_ERROR);
EXPECT_EQ(attributePathBuilder.Node(1)
.Endpoint(2)
.Cluster(3)
.Attribute(4)
.ListIndex(DataModel::Nullable<ListIndex>())
.EndOfAttributePathIB(),
CHIP_NO_ERROR);
StatusIB::Builder & statusIBBuilder = attributeStatusIBBuilder.CreateErrorStatus();
StatusIB statusIB;
statusIB.mStatus = chip::Protocols::InteractionModel::Status::InvalidSubscription;
EXPECT_EQ(statusIBBuilder.GetError(), CHIP_NO_ERROR);
statusIBBuilder.EncodeStatusIB(statusIB);
EXPECT_EQ(statusIBBuilder.GetError(), CHIP_NO_ERROR);
attributeStatusIBBuilder.EndOfAttributeStatusIB();
EXPECT_EQ(attributeStatusIBBuilder.GetError(), CHIP_NO_ERROR);
attributeStatusesBuilder.EndOfAttributeStatuses();
EXPECT_EQ(attributeStatusesBuilder.GetError(), CHIP_NO_ERROR);
writeResponseBuilder.EndOfWriteResponseMessage();
EXPECT_EQ(writeResponseBuilder.GetError(), CHIP_NO_ERROR);
EXPECT_EQ(writer.Finalize(&aPayload), CHIP_NO_ERROR);
}
TEST_F_FROM_FIXTURE(TestWriteInteraction, TestWriteClient)
{
TestWriteClientCallback callback;
app::WriteClient writeClient(&GetExchangeManager(), &callback, /* aTimedWriteTimeoutMs = */ NullOptional);
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AddAttributeDataIB(writeClient);
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
GenerateWriteResponse(buf);
EXPECT_EQ(writeClient.ProcessWriteResponseMessage(std::move(buf)), CHIP_NO_ERROR);
writeClient.Close();
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
}
TEST_F_FROM_FIXTURE(TestWriteInteraction, TestWriteClientGroup)
{
TestWriteClientCallback callback;
app::WriteClient writeClient(&GetExchangeManager(), &callback, /* aTimedWriteTimeoutMs = */ NullOptional);
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AddAttributeDataIB(writeClient);
SessionHandle groupSession = GetSessionBobToFriends();
EXPECT_TRUE(groupSession->IsGroupSession());
EXPECT_EQ(writeClient.SendWriteRequest(groupSession), CHIP_NO_ERROR);
DrainAndServiceIO();
// The WriteClient should be shutdown once we SendWriteRequest for group.
EXPECT_EQ(writeClient.mState, WriteClient::State::AwaitingDestruction);
}
TEST_F(TestWriteInteraction, TestWriteHandler)
{
using namespace Protocols::InteractionModel;
constexpr bool allBooleans[] = { true, false };
for (auto messageIsTimed : allBooleans)
{
for (auto transactionIsTimed : allBooleans)
{
app::WriteHandler writeHandler;
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
writeHandler.Init(chip::app::InteractionModelEngine::GetInstance()->GetDataModelProvider(),
chip::app::InteractionModelEngine::GetInstance());
GenerateWriteRequest(messageIsTimed, buf);
TestExchangeDelegate delegate;
Messaging::ExchangeContext * exchange = NewExchangeToBob(&delegate);
Status status = writeHandler.OnWriteRequest(exchange, std::move(buf), transactionIsTimed);
if (messageIsTimed == transactionIsTimed)
{
EXPECT_EQ(status, Status::Success);
}
else
{
EXPECT_EQ(status, Status::TimedRequestMismatch);
}
DrainAndServiceIO();
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
}
}
}
TEST_F(TestWriteInteraction, TestWriteRoundtripWithClusterObjects)
{
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback callback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
app::WriteClient writeClient(engine->GetExchangeManager(), &callback, Optional<uint16_t>::Missing());
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AttributePathParams attributePathParams;
attributePathParams.mEndpointId = 2;
attributePathParams.mClusterId = 3;
attributePathParams.mAttributeId = 4;
const uint8_t byteSpanData[] = { 0xde, 0xad, 0xbe, 0xef };
static const char charSpanData[] = "a simple test string";
app::Clusters::UnitTesting::Structs::SimpleStruct::Type dataTx;
dataTx.a = 12;
dataTx.b = true;
dataTx.d = chip::ByteSpan(byteSpanData);
// Spec A.11.2 strings SHALL NOT include a terminating null character to mark the end of a string.
dataTx.e = chip::Span<const char>(charSpanData, strlen(charSpanData));
EXPECT_EQ(writeClient.EncodeAttribute(attributePathParams, dataTx), CHIP_NO_ERROR);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(callback.mOnSuccessCalled, 1);
{
app::Clusters::UnitTesting::Structs::SimpleStruct::Type dataRx;
TLV::TLVReader reader;
reader.Init(chip::Test::attributeDataTLV, chip::Test::attributeDataTLVLen);
reader.Next();
EXPECT_EQ(CHIP_NO_ERROR, DataModel::Decode(reader, dataRx));
EXPECT_EQ(dataRx.a, dataTx.a);
EXPECT_EQ(dataRx.b, dataTx.b);
EXPECT_TRUE(dataRx.d.data_equal(dataTx.d));
// Equals to dataRx.e.size() == dataTx.e.size() && memncmp(dataRx.e.data(), dataTx.e.data(), dataTx.e.size()) == 0
EXPECT_TRUE(dataRx.e.data_equal(dataTx.e));
}
EXPECT_EQ(callback.mOnSuccessCalled, 1);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 1);
// By now we should have closed all exchanges and sent all pending acks, so
// there should be no queued-up things in the retransmit table.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
engine->Shutdown();
}
TEST_F(TestWriteInteraction, TestWriteRoundtripWithClusterObjectsVersionMatch)
{
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback callback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
app::WriteClient writeClient(engine->GetExchangeManager(), &callback, Optional<uint16_t>::Missing());
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AttributePathParams attributePathParams;
attributePathParams.mEndpointId = 2;
attributePathParams.mClusterId = 3;
attributePathParams.mAttributeId = 4;
DataModel::Nullable<app::Clusters::UnitTesting::Structs::SimpleStruct::Type> dataTx;
Optional<DataVersion> version(kAcceptedDataVersion);
EXPECT_EQ(writeClient.EncodeAttribute(attributePathParams, dataTx, version), CHIP_NO_ERROR);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(callback.mOnSuccessCalled, 1);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 1);
EXPECT_EQ(callback.mStatus.mStatus, Protocols::InteractionModel::Status::Success);
// By now we should have closed all exchanges and sent all pending acks, so
// there should be no queued-up things in the retransmit table.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
engine->Shutdown();
}
TEST_F(TestWriteInteraction, TestWriteRoundtripWithClusterObjectsVersionMismatch)
{
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback callback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
app::WriteClient writeClient(engine->GetExchangeManager(), &callback, Optional<uint16_t>::Missing());
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AttributePathParams attributePathParams;
attributePathParams.mEndpointId = 2;
attributePathParams.mClusterId = 3;
attributePathParams.mAttributeId = 4;
app::Clusters::UnitTesting::Structs::SimpleStruct::Type dataTxValue;
dataTxValue.a = 12;
dataTxValue.b = true;
DataModel::Nullable<app::Clusters::UnitTesting::Structs::SimpleStruct::Type> dataTx;
dataTx.SetNonNull(dataTxValue);
Optional<DataVersion> version(chip::Test::kRejectedDataVersion);
EXPECT_EQ(writeClient.EncodeAttribute(attributePathParams, dataTx, version), CHIP_NO_ERROR);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(callback.mOnSuccessCalled, 1);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 1);
EXPECT_EQ(callback.mStatus.mStatus, Protocols::InteractionModel::Status::DataVersionMismatch);
// By now we should have closed all exchanges and sent all pending acks, so
// there should be no queued-up things in the retransmit table.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
engine->Shutdown();
}
TEST_F(TestWriteInteraction, TestWriteRoundtrip)
{
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback callback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
app::WriteClient writeClient(engine->GetExchangeManager(), &callback, Optional<uint16_t>::Missing());
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AddAttributeDataIB(writeClient);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 0);
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(callback.mOnSuccessCalled, 1);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 1);
// By now we should have closed all exchanges and sent all pending acks, so
// there should be no queued-up things in the retransmit table.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
engine->Shutdown();
}
// This test creates a chunked write request, we drop the second write chunk message, then write handler receives unknown
// report message and sends out a status report with invalid action.
#if CONFIG_BUILD_FOR_HOST_UNIT_TEST
TEST_F_FROM_FIXTURE(TestWriteInteraction, TestWriteHandlerReceiveInvalidMessage)
{
auto sessionHandle = GetSessionBobToAlice();
app::AttributePathParams attributePath(2, 3, 4);
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback writeCallback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
// Reserve all except the last 128 bytes, so that we make sure to chunk.
app::WriteClient writeClient(&GetExchangeManager(), &writeCallback, Optional<uint16_t>::Missing(),
static_cast<uint16_t>(kMaxSecureSduLengthBytes - 128) /* reserved buffer size */);
ByteSpan list[5];
EXPECT_EQ(writeClient.EncodeAttribute(attributePath, app::DataModel::List<ByteSpan>(list, 5)), CHIP_NO_ERROR);
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 1;
GetLoopback().mNumMessagesToAllowBeforeDropping = 2;
EXPECT_EQ(writeClient.SendWriteRequest(sessionHandle), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(InteractionModelEngine::GetInstance()->GetNumActiveWriteHandlers(), 1u);
EXPECT_EQ(GetLoopback().mSentMessageCount, 3u);
EXPECT_EQ(GetLoopback().mDroppedMessageCount, 1u);
System::PacketBufferHandle msgBuf = System::PacketBufferHandle::New(kMaxSecureSduLengthBytes);
EXPECT_FALSE(msgBuf.IsNull());
System::PacketBufferTLVWriter writer;
writer.Init(std::move(msgBuf));
ReportDataMessage::Builder response;
response.Init(&writer);
EXPECT_EQ(writer.Finalize(&msgBuf), CHIP_NO_ERROR);
PayloadHeader payloadHeader;
payloadHeader.SetExchangeID(0);
payloadHeader.SetMessageType(chip::Protocols::InteractionModel::MsgType::ReportData);
auto * writeHandler = InteractionModelEngine::GetInstance()->ActiveWriteHandlerAt(0);
rm->ClearRetransTable(writeClient.mExchangeCtx.Get());
rm->ClearRetransTable(writeHandler->mExchangeCtx.Get());
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 0;
writeHandler->OnMessageReceived(writeHandler->mExchangeCtx.Get(), payloadHeader, std::move(msgBuf));
DrainAndServiceIO();
EXPECT_EQ(writeCallback.mLastErrorReason.mStatus, Protocols::InteractionModel::Status::InvalidAction);
EXPECT_EQ(InteractionModelEngine::GetInstance()->GetNumActiveWriteHandlers(), 0u);
engine->Shutdown();
ExpireSessionAliceToBob();
ExpireSessionBobToAlice();
CreateSessionAliceToBob();
CreateSessionBobToAlice();
}
// This test is to create Chunked write requests, we drop the message since the 3rd message, then remove fabrics for client and
// handler, the corresponding client and handler would be released as well.
TEST_F(TestWriteInteraction, TestWriteHandlerInvalidateFabric)
{
auto sessionHandle = GetSessionBobToAlice();
app::AttributePathParams attributePath(2, 3, 4);
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback writeCallback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
// Reserve all except the last 128 bytes, so that we make sure to chunk.
app::WriteClient writeClient(&GetExchangeManager(), &writeCallback, Optional<uint16_t>::Missing(),
static_cast<uint16_t>(kMaxSecureSduLengthBytes - 128) /* reserved buffer size */);
ByteSpan list[5];
EXPECT_EQ(writeClient.EncodeAttribute(attributePath, app::DataModel::List<ByteSpan>(list, 5)), CHIP_NO_ERROR);
GetLoopback().mDroppedMessageCount = 0;
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 1;
GetLoopback().mNumMessagesToAllowBeforeDropping = 2;
EXPECT_EQ(writeClient.SendWriteRequest(sessionHandle), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(InteractionModelEngine::GetInstance()->GetNumActiveWriteHandlers(), 1u);
EXPECT_EQ(GetLoopback().mSentMessageCount, 3u);
EXPECT_EQ(GetLoopback().mDroppedMessageCount, 1u);
GetFabricTable().Delete(GetAliceFabricIndex());
EXPECT_EQ(InteractionModelEngine::GetInstance()->GetNumActiveWriteHandlers(), 0u);
engine->Shutdown();
ExpireSessionAliceToBob();
ExpireSessionBobToAlice();
CreateAliceFabric();
CreateSessionAliceToBob();
CreateSessionBobToAlice();
}
#endif
// Write Client sends a write request, receives an unexpected message type, sends a status response to that.
TEST_F_FROM_FIXTURE(TestWriteInteraction, TestWriteInvalidMessage1)
{
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback callback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
app::WriteClient writeClient(engine->GetExchangeManager(), &callback, Optional<uint16_t>::Missing());
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AddAttributeDataIB(writeClient);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 0);
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 1;
GetLoopback().mNumMessagesToAllowBeforeDropping = 1;
GetLoopback().mDroppedMessageCount = 0;
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(GetLoopback().mSentMessageCount, 2u);
EXPECT_EQ(GetLoopback().mDroppedMessageCount, 1u);
System::PacketBufferHandle msgBuf = System::PacketBufferHandle::New(kMaxSecureSduLengthBytes);
EXPECT_FALSE(msgBuf.IsNull());
System::PacketBufferTLVWriter writer;
writer.Init(std::move(msgBuf));
ReportDataMessage::Builder response;
response.Init(&writer);
EXPECT_EQ(writer.Finalize(&msgBuf), CHIP_NO_ERROR);
PayloadHeader payloadHeader;
payloadHeader.SetExchangeID(0);
payloadHeader.SetMessageType(chip::Protocols::InteractionModel::MsgType::ReportData);
// Since we are dropping packets, things are not getting acked. Set up
// our MRP state to look like what it would have looked like if the
// packet had not gotten dropped.
PretendWeGotReplyFromServer(*this, writeClient.mExchangeCtx.Get());
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 0;
GetLoopback().mNumMessagesToAllowBeforeDropping = 0;
GetLoopback().mDroppedMessageCount = 0;
EXPECT_EQ(writeClient.OnMessageReceived(writeClient.mExchangeCtx.Get(), payloadHeader, std::move(msgBuf)),
CHIP_ERROR_INVALID_MESSAGE_TYPE);
DrainAndServiceIO();
EXPECT_EQ(callback.mError, CHIP_ERROR_INVALID_MESSAGE_TYPE);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 1);
EXPECT_EQ(callback.mOnDoneCalled, 1);
// TODO: Check that the server gets the right status.
// Client sents status report with invalid action, server's exchange has been closed, so all it sends is an MRP Ack
EXPECT_EQ(GetLoopback().mSentMessageCount, 2u);
engine->Shutdown();
ExpireSessionAliceToBob();
ExpireSessionBobToAlice();
CreateSessionAliceToBob();
CreateSessionBobToAlice();
}
// Write Client sends a write request, receives a malformed write response message, sends a Status Report.
TEST_F_FROM_FIXTURE(TestWriteInteraction, TestWriteInvalidMessage2)
{
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback callback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
app::WriteClient writeClient(engine->GetExchangeManager(), &callback, Optional<uint16_t>::Missing());
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AddAttributeDataIB(writeClient);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 0);
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 1;
GetLoopback().mNumMessagesToAllowBeforeDropping = 1;
GetLoopback().mDroppedMessageCount = 0;
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(GetLoopback().mSentMessageCount, 2u);
EXPECT_EQ(GetLoopback().mDroppedMessageCount, 1u);
System::PacketBufferHandle msgBuf = System::PacketBufferHandle::New(kMaxSecureSduLengthBytes);
EXPECT_FALSE(msgBuf.IsNull());
System::PacketBufferTLVWriter writer;
writer.Init(std::move(msgBuf));
WriteResponseMessage::Builder response;
response.Init(&writer);
EXPECT_EQ(writer.Finalize(&msgBuf), CHIP_NO_ERROR);
PayloadHeader payloadHeader;
payloadHeader.SetExchangeID(0);
payloadHeader.SetMessageType(chip::Protocols::InteractionModel::MsgType::WriteResponse);
// Since we are dropping packets, things are not getting acked. Set up
// our MRP state to look like what it would have looked like if the
// packet had not gotten dropped.
PretendWeGotReplyFromServer(*this, writeClient.mExchangeCtx.Get());
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 0;
GetLoopback().mNumMessagesToAllowBeforeDropping = 0;
GetLoopback().mDroppedMessageCount = 0;
EXPECT_EQ(writeClient.OnMessageReceived(writeClient.mExchangeCtx.Get(), payloadHeader, std::move(msgBuf)),
CHIP_ERROR_END_OF_TLV);
DrainAndServiceIO();
EXPECT_EQ(callback.mError, CHIP_ERROR_END_OF_TLV);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 1);
EXPECT_EQ(callback.mOnDoneCalled, 1);
// Client sents status report with invalid action, server's exchange has been closed, so all it sends is an MRP Ack
EXPECT_EQ(GetLoopback().mSentMessageCount, 2u);
engine->Shutdown();
ExpireSessionAliceToBob();
ExpireSessionBobToAlice();
CreateSessionAliceToBob();
CreateSessionBobToAlice();
}
// Write Client sends a write request, receives a malformed status response message.
TEST_F_FROM_FIXTURE(TestWriteInteraction, TestWriteInvalidMessage3)
{
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback callback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
app::WriteClient writeClient(engine->GetExchangeManager(), &callback, Optional<uint16_t>::Missing());
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AddAttributeDataIB(writeClient);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 0);
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 1;
GetLoopback().mNumMessagesToAllowBeforeDropping = 1;
GetLoopback().mDroppedMessageCount = 0;
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(GetLoopback().mSentMessageCount, 2u);
EXPECT_EQ(GetLoopback().mDroppedMessageCount, 1u);
System::PacketBufferHandle msgBuf = System::PacketBufferHandle::New(kMaxSecureSduLengthBytes);
EXPECT_FALSE(msgBuf.IsNull());
System::PacketBufferTLVWriter writer;
writer.Init(std::move(msgBuf));
StatusResponseMessage::Builder response;
response.Init(&writer);
EXPECT_EQ(writer.Finalize(&msgBuf), CHIP_NO_ERROR);
PayloadHeader payloadHeader;
payloadHeader.SetExchangeID(0);
payloadHeader.SetMessageType(chip::Protocols::InteractionModel::MsgType::StatusResponse);
// Since we are dropping packets, things are not getting acked. Set up
// our MRP state to look like what it would have looked like if the
// packet had not gotten dropped.
PretendWeGotReplyFromServer(*this, writeClient.mExchangeCtx.Get());
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 0;
GetLoopback().mNumMessagesToAllowBeforeDropping = 0;
GetLoopback().mDroppedMessageCount = 0;
EXPECT_EQ(writeClient.OnMessageReceived(writeClient.mExchangeCtx.Get(), payloadHeader, std::move(msgBuf)),
CHIP_ERROR_END_OF_TLV);
DrainAndServiceIO();
EXPECT_EQ(callback.mError, CHIP_ERROR_END_OF_TLV);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 1);
EXPECT_EQ(callback.mOnDoneCalled, 1);
// TODO: Check that the server gets the right status
// Client sents status report with invalid action, server's exchange has been closed, so all it sends is an MRP ack.
EXPECT_EQ(GetLoopback().mSentMessageCount, 2u);
engine->Shutdown();
ExpireSessionAliceToBob();
ExpireSessionBobToAlice();
CreateSessionAliceToBob();
CreateSessionBobToAlice();
}
// Write Client sends a write request, receives a busy status response message.
TEST_F_FROM_FIXTURE(TestWriteInteraction, TestWriteInvalidMessage4)
{
Messaging::ReliableMessageMgr * rm = GetExchangeManager().GetReliableMessageMgr();
// Shouldn't have anything in the retransmit table when starting the test.
EXPECT_EQ(rm->TestGetCountRetransTable(), 0);
TestWriteClientCallback callback;
auto * engine = chip::app::InteractionModelEngine::GetInstance();
EXPECT_EQ(engine->Init(&GetExchangeManager(), &GetFabricTable(), app::reporting::GetDefaultReportScheduler()), CHIP_NO_ERROR);
app::WriteClient writeClient(engine->GetExchangeManager(), &callback, Optional<uint16_t>::Missing());
System::PacketBufferHandle buf = System::PacketBufferHandle::New(System::PacketBuffer::kMaxSize);
AddAttributeDataIB(writeClient);
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 0);
EXPECT_EQ(callback.mOnDoneCalled, 0);
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 1;
GetLoopback().mNumMessagesToAllowBeforeDropping = 1;
GetLoopback().mDroppedMessageCount = 0;
EXPECT_EQ(writeClient.SendWriteRequest(GetSessionBobToAlice()), CHIP_NO_ERROR);
DrainAndServiceIO();
EXPECT_EQ(GetLoopback().mSentMessageCount, 2u);
EXPECT_EQ(GetLoopback().mDroppedMessageCount, 1u);
System::PacketBufferHandle msgBuf = System::PacketBufferHandle::New(kMaxSecureSduLengthBytes);
EXPECT_FALSE(msgBuf.IsNull());
System::PacketBufferTLVWriter writer;
writer.Init(std::move(msgBuf));
StatusResponseMessage::Builder response;
response.Init(&writer);
response.Status(Protocols::InteractionModel::Status::Busy);
EXPECT_EQ(writer.Finalize(&msgBuf), CHIP_NO_ERROR);
PayloadHeader payloadHeader;
payloadHeader.SetExchangeID(0);
payloadHeader.SetMessageType(chip::Protocols::InteractionModel::MsgType::StatusResponse);
// Since we are dropping packets, things are not getting acked. Set up
// our MRP state to look like what it would have looked like if the
// packet had not gotten dropped.
PretendWeGotReplyFromServer(*this, writeClient.mExchangeCtx.Get());
GetLoopback().mSentMessageCount = 0;
GetLoopback().mNumMessagesToDrop = 0;
GetLoopback().mNumMessagesToAllowBeforeDropping = 0;
GetLoopback().mDroppedMessageCount = 0;
EXPECT_EQ(writeClient.OnMessageReceived(writeClient.mExchangeCtx.Get(), payloadHeader, std::move(msgBuf)),
CHIP_IM_GLOBAL_STATUS(Busy));
DrainAndServiceIO();
EXPECT_EQ(callback.mError, CHIP_IM_GLOBAL_STATUS(Busy));
EXPECT_EQ(callback.mOnSuccessCalled, 0);
EXPECT_EQ(callback.mOnErrorCalled, 1);
EXPECT_EQ(callback.mOnDoneCalled, 1);
// TODO: Check that the server gets the right status..
// Client sents status report with invalid action, server's exchange has been closed, so it just sends an MRP ack.
EXPECT_EQ(GetLoopback().mSentMessageCount, 2u);
engine->Shutdown();
ExpireSessionAliceToBob();
ExpireSessionBobToAlice();
CreateSessionAliceToBob();
CreateSessionBobToAlice();
}
} // namespace app
} // namespace chip