/*
 * AWS IoT Over-the-air Update v3.4.0
 * Copyright (C) 2021 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
 *
 * SPDX-License-Identifier: MIT
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

/**
 * @file searchTransition_harness.c
 * @brief Implements the proof harness for searchTransition function.
 */
/*  Ota Agent includes. */
#include "ota.h"

extern OtaAgentContext_t otaAgent;
extern uint32_t searchTransition( const OtaEventMsg_t * pEventMsg );

void searchTransition_harness()
{
    uint32_t idx;
    OtaEventMsg_t eventMsg;
    OtaState_t state;

    __CPROVER_assume( ( state >= OtaAgentStateNoTransition ) && ( state <= OtaAgentStateAll ) );
    __CPROVER_assume( ( eventMsg.eventId >= OtaAgentEventStart ) && ( eventMsg.eventId <= OtaAgentEventMax ) );

    /* Initialize otaAgent. */
    otaAgent.state = state;

    idx = searchTransition( &eventMsg );

    /* The maximum returned by searchTransition is the length of the otaTransitionTable which
     * is defined by TRANSITION_TABLE_LEN in the Makefile. */
    __CPROVER_assert( ( idx <= TRANSITION_TABLE_LEN ),
                      "Error: Return value from processValidFileContext should follow values of OtaErr_t enum." );
}