conformance_test/positive_tests/05_basic_language_elements/0505_cyclic_definitions/Sem_0505_cyclic_definitions_003.ttcn

   1 /******************************************************************************
   2  * Copyright (c) 2000-2016 Ericsson Telecom AB
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *   Adrien Kirjak – initial implementation
  10  *
  11  ** @version  0.0.1
  12  ** @purpose  1:5.5, Verify that cyclic import containing cyclic function calls is allowed
  13  ** @verdict  pass accept, ttcn3verdict:pass
  14  ***************************************************/
  15
  16 // The following requirements are tested:
  17 // Direct and indirect cyclic definitions are not allowed with the exception of the
  18 // following cases:
  19 // a) for recursive type definitions (see clause 6.2);
  20 // b) function and altstep definitions (i.e. recursive function or altstep calls);
  21 // c) cyclic import definitions, if the imported definitions only form allowed cyclic
  22 // definitions.
  23 // In particular, the combination of c and b is tested
  24
  25 module Sem_0505_cyclic_definitions_003 {
  26         import from Sem_0505_cyclic_definitions_003_import { function f_factImp; }
  27         type component GeneralComp {
  28         }
  29
  30         function f_fact(integer p_argument) return integer {
  31             if(p_argument==0) {
  32              return 1;
  33             }
  34             else {
  35              return p_argument*f_factImp(p_argument-1);
  36             }
  37         }
  38
  39         testcase TC_Sem_0505_cyclic_definitions_003() runs on GeneralComp {
  40             if (f_fact(10) == 3628800) {                // checks 10!
  41                 setverdict(pass);
  42             }
  43             else {
  44                 setverdict(fail);
  45             }
  46         }
  47
  48         control{
  49             execute(TC_Sem_0505_cyclic_definitions_003());
  50         }
  51
  52 }
  53