/******************************************************************************
 * Copyright (c) ETSI 2017.
 *
 * This file is subject to copyrights owned by ETSI. Non-exclusive permission
 * is hereby granted, free of charge, to copy, reproduce and amend this file
 * under the following conditions: It is provided "as is", without warranty of any
 * kind, expressed or implied.
 * 
 * ETSI shall never be liable for any claim, damages, or other liability arising
 * from its use or inability of use.This permission does not apply to any documentation
 * associated with this file for which ETSI keeps all rights reserved. The present
 * copyright notice shall be included in all copies of whole or part of this
 * file and shall not imply any sub-license right.
 *
 * Modified by: Adrien Kirjak
 *
 ** @version  0.0.1
 ** @purpose  1:21.3.5, Verify any from alive index redirection to fuzzy variable
 ** @verdict  pass accept, ttcn3verdict:pass
 *****************************************************************/
// The following requirements are tested:
// Restriction f
// If a variable referenced in the @index clause is a lazy or fuzzy variable, the expression 
// assigned to this variable is equal to the result produced by the alive operation. Later 
// evaluation of the lazy or fuzzy variable does not lead to repeated invocation of the alive 
// operation.
module Sem_210305_alive_operation_014 {

    type component GeneralComp {}

	function f() runs on GeneralComp {
		timer t := 100.0;
		t.start;
		t.timeout;
	}

    testcase TC_Sem_210305_alive_operation_014() runs on GeneralComp system GeneralComp {
		var boolean v_isAlive;
		const integer c_size := 4;
        var GeneralComp v_ptc[c_size];
		var @fuzzy integer v_index;

		for (var integer i := 0; i < c_size; i := i + 1) {
			v_ptc[i] := GeneralComp.create; // created components are inactive
			if (i mod 2 == 0) { v_ptc[i].kill; } // kill components on even indices
			else { v_ptc[i].start(f());} // activate v_ptc
		}

        v_isAlive := any from v_ptc.alive -> @index value v_index;
		v_ptc[1].kill; // component at position 1 is killed after the redirect assignment

        if(v_index == 1) { // no alive call during evaluation, v_index remains equal to 1
            setverdict(pass);
        } else {
            setverdict(fail, "Index incorrectly assigned");
        }
    }

    control {
        execute(TC_Sem_210305_alive_operation_014(), 5.0);
    }
}
