/*

 *

 *    Copyright (c) 2013-2017 Nest Labs, Inc.

 *    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.

 */

#ifndef PASEENGINETEST_H

#define PASEENGINETEST_H

extern const char * INITIATOR_STEP_1;

extern const char * RESPONDER_RECONFIGURE;

extern const char * RESPONDER_STEP_1;

extern const char * RESPONDER_STEP_2;

extern const char * INITIATOR_STEP_2;

extern const char * RESPONDER_KEY_CONFIRM;

class MessageMutator

{

public:

    virtual void MutateMessage(const char *msgName, PacketBuffer *msgBuf);

    virtual ~MessageMutator() { }

};

class MessageExternalFuzzer : public MessageMutator

{

public:

    MessageExternalFuzzer(const char *msgType);

    virtual void MutateMessage(const char *msgType, PacketBuffer *msgBuf);

    MessageExternalFuzzer& FuzzInput(const uint8_t *val, size_t size);

    MessageExternalFuzzer& SaveCorpusFile(bool val);

private:

    void SaveCorpus(const uint8_t *inBuf, size_t size, const char *fileName);

    const char *mMsgType;

    const uint8_t *mFuzzInput;

    size_t mFuzzInputSize;

    bool mSaveCorpus;

};

class PASEEngineTest

{

public:

    PASEEngineTest(const char *testName);

    const char *TestName() const;

    uint32_t ProposedConfig() const;

    PASEEngineTest& ProposedConfig(uint32_t val);

    uint32_t InitiatorAllowedConfigs() const;

    PASEEngineTest& InitiatorAllowedConfigs(uint32_t val);

    uint32_t ResponderAllowedConfigs() const;

    PASEEngineTest& ResponderAllowedConfigs(uint32_t val);

    const char* InitiatorPassword() const;

    PASEEngineTest& InitiatorPassword(const char* val);

    const char* ResponderPassword() const;

    PASEEngineTest& ResponderPassword(const char* val);

    uint32_t ExpectReconfig() const;

    PASEEngineTest& ExpectReconfig(uint32_t expectedConfig);

    uint32_t ExpectedConfig() const;

    bool PerformReconfig() const;

    PASEEngineTest& PerformReconfig(bool val);

    bool ConfirmKey() const;

    PASEEngineTest& ConfirmKey(bool val);

    PASEEngineTest& ExpectError(WEAVE_ERROR err);

    PASEEngineTest& ExpectError(const char *opName, WEAVE_ERROR err);

    bool IsExpectedError(const char *opName, WEAVE_ERROR err) const;

    bool IsSuccessExpected() const;

    PASEEngineTest& Mutator(MessageMutator *mutator);

    bool LogMessageData() const;

    PASEEngineTest& LogMessageData(bool val);

    void Run();

private:

    void setAllowedResponderConfigs(WeavePASEEngine &responderEng);

    enum

    {

        kMaxExpectedErrors = 32

    };

    struct ExpectedError

    {

        const char *OpName;

        WEAVE_ERROR Error;

    };

    const char *mTestName;

    uint32_t mProposedConfig;

    const char *mInitPW;

    const char *mRespPW;

    uint32_t mInitiatorAllowedConfigs;

    uint32_t mResponderAllowedConfigs;

    bool mExpectReconfig;

    uint32_t mExpectedConfig;

    bool mConfirmKey;

    bool mForceRepeatedReconfig;

    ExpectedError mExpectedErrors[kMaxExpectedErrors];

    MessageMutator *mMutator;

    bool mLogMessageData;

};

#endif // PASEENGINETEST_H