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/*
*
* Copyright (c) 2020-2022 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.
*/
/**
* @file
* This file implements unit tests for the CryptoContext implementation.
*/
#include <errno.h>
#include <nlunit-test.h>
#include <lib/core/CHIPCore.h>
#include <lib/support/CodeUtils.h>
#include <lib/support/UnitTestRegistration.h>
#include <messaging/ReliableMessageProtocolConfig.h>
#include <protocols/secure_channel/PairingSession.h>
#include <stdarg.h>
#include <system/SystemClock.h>
#include <system/TLVPacketBufferBackingStore.h>
using namespace chip;
using namespace chip::System::Clock;
class TestPairingSession : public PairingSession
{
public:
Transport::SecureSession::Type GetSecureSessionType() const override { return Transport::SecureSession::Type::kPASE; }
ScopedNodeId GetPeer() const override { return ScopedNodeId(); }
ScopedNodeId GetLocalScopedNodeId() const override { return ScopedNodeId(); }
CATValues GetPeerCATs() const override { return CATValues(); };
void OnSessionReleased() override {}
const ReliableMessageProtocolConfig & GetRemoteMRPConfig() const { return PairingSession::GetRemoteMRPConfig(); }
CHIP_ERROR DeriveSecureSession(CryptoContext & session) const override { return CHIP_NO_ERROR; }
CHIP_ERROR DecodeMRPParametersIfPresent(TLV::Tag expectedTag, System::PacketBufferTLVReader & tlvReader)
{
return PairingSession::DecodeMRPParametersIfPresent(expectedTag, tlvReader);
}
};
void PairingSessionEncodeDecodeMRPParams(nlTestSuite * inSuite, void * inContext)
{
TestPairingSession session;
ReliableMessageProtocolConfig config(Milliseconds32(100), Milliseconds32(200), Milliseconds16(4000));
System::PacketBufferHandle buf = System::PacketBufferHandle::New(64, 0);
System::PacketBufferTLVWriter writer;
writer.Init(buf.Retain());
TLV::TLVType outerContainerType = TLV::kTLVType_NotSpecified;
NL_TEST_ASSERT(inSuite,
writer.StartContainer(TLV::AnonymousTag(), TLV::kTLVType_Structure, outerContainerType) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, PairingSession::EncodeSessionParameters(TLV::ContextTag(1), config, writer) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, writer.EndContainer(outerContainerType) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, writer.Finalize(&buf) == CHIP_NO_ERROR);
System::PacketBufferTLVReader reader;
TLV::TLVType containerType = TLV::kTLVType_Structure;
reader.Init(std::move(buf));
NL_TEST_ASSERT(inSuite, reader.Next(containerType, TLV::AnonymousTag()) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, reader.EnterContainer(containerType) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, reader.Next() == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, session.DecodeMRPParametersIfPresent(TLV::ContextTag(1), reader) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, session.GetRemoteMRPConfig() == config);
}
void PairingSessionTryDecodeMissingMRPParams(nlTestSuite * inSuite, void * inContext)
{
TestPairingSession session;
System::PacketBufferHandle buf = System::PacketBufferHandle::New(64, 0);
System::PacketBufferTLVWriter writer;
writer.Init(buf.Retain());
TLV::TLVType outerContainerType = TLV::kTLVType_NotSpecified;
NL_TEST_ASSERT(inSuite,
writer.StartContainer(TLV::AnonymousTag(), TLV::kTLVType_Structure, outerContainerType) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, writer.Put(TLV::ContextTag(1), static_cast<uint16_t>(0x1234)) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, writer.EndContainer(outerContainerType) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, writer.Finalize(&buf) == CHIP_NO_ERROR);
System::PacketBufferTLVReader reader;
TLV::TLVType containerType = TLV::kTLVType_Structure;
reader.Init(std::move(buf));
NL_TEST_ASSERT(inSuite, reader.Next(containerType, TLV::AnonymousTag()) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, reader.EnterContainer(containerType) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, reader.Next() == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, session.DecodeMRPParametersIfPresent(TLV::ContextTag(2), reader) == CHIP_NO_ERROR);
NL_TEST_ASSERT(inSuite, session.GetRemoteMRPConfig() == GetDefaultMRPConfig());
}
// Test Suite
/**
* Test Suite that lists all the test functions.
*/
// clang-format off
static const nlTest sTests[] =
{
NL_TEST_DEF("Encode and Decode MRP params", PairingSessionEncodeDecodeMRPParams),
NL_TEST_DEF("Decode missing MRP params", PairingSessionTryDecodeMissingMRPParams),
NL_TEST_SENTINEL()
};
// clang-format on
/**
* Set up the test suite.
*/
int TestPairingSession_Setup(void * inContext)
{
CHIP_ERROR error = chip::Platform::MemoryInit();
if (error != CHIP_NO_ERROR)
return FAILURE;
return SUCCESS;
}
/**
* Tear down the test suite.
*/
int TestPairingSession_Teardown(void * inContext)
{
chip::Platform::MemoryShutdown();
return SUCCESS;
}
// clang-format off
static nlTestSuite sSuite =
{
"Test-CHIP-PairingSession",
&sTests[0],
TestPairingSession_Setup,
TestPairingSession_Teardown
};
// clang-format on
/**
* Main
*/
int TestPairingSessionInit()
{
// Run test suit against one context
nlTestRunner(&sSuite, nullptr);
return (nlTestRunnerStats(&sSuite));
}
CHIP_REGISTER_TEST_SUITE(TestPairingSessionInit)