LCOV - code coverage report
Current view: directory - xpcom/tests - TestObserverArray.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 36 35 97.2 %
Date: 2012-06-02 Functions: 1 1 100.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : // vim:cindent:ts=4:et:sw=4:
       3                 : /* ***** BEGIN LICENSE BLOCK *****
       4                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       5                 :  *
       6                 :  * The contents of this file are subject to the Mozilla Public License Version
       7                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       8                 :  * the License. You may obtain a copy of the License at
       9                 :  * http://www.mozilla.org/MPL/
      10                 :  *
      11                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      12                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      13                 :  * for the specific language governing rights and limitations under the
      14                 :  * License.
      15                 :  *
      16                 :  * The Original Code is mozilla.org code.
      17                 :  *
      18                 :  * The Initial Developer of the Original Code is
      19                 :  * the Mozilla Corporation.
      20                 :  * Portions created by the Initial Developer are Copyright (C) 2009
      21                 :  * the Initial Developer. All Rights Reserved.
      22                 :  *
      23                 :  * Contributor(s):
      24                 :  *   Boris Zbarsky <bzbarsky@mit.edu> (original author)
      25                 :  *
      26                 :  * Alternatively, the contents of this file may be used under the terms of
      27                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      28                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      29                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      30                 :  * of those above. If you wish to allow use of your version of this file only
      31                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      32                 :  * use your version of this file under the terms of the MPL, indicate your
      33                 :  * decision by deleting the provisions above and replace them with the notice
      34                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      35                 :  * the provisions above, a recipient may use your version of this file under
      36                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      37                 :  *
      38                 :  * ***** END LICENSE BLOCK ***** */
      39                 : 
      40                 : #include "TestHarness.h"
      41                 : #include "nsTObserverArray.h"
      42                 : 
      43                 : using namespace mozilla;
      44                 : 
      45                 : typedef nsTObserverArray<int> Array;
      46                 : 
      47                 : #define DO_TEST(_type, _exp, _code)                                   \
      48                 :   do {                                                                \
      49                 :     ++testNum;                                                        \
      50                 :     count = 0;                                                        \
      51                 :     Array::_type iter(arr);                                           \
      52                 :     while (iter.HasMore() && count != ArrayLength(_exp)) {            \
      53                 :       _code                                                           \
      54                 :       int next = iter.GetNext();                                      \
      55                 :       int expected = _exp[count++];                                   \
      56                 :       if (next != expected) {                                         \
      57                 :         fail("During test %d at position %d got %d expected %d\n",    \
      58                 :              testNum, count-1, next, expected);                       \
      59                 :         rv = 1;                                                       \
      60                 :       }                                                               \
      61                 :     }                                                                 \
      62                 :     if (iter.HasMore()) {                                             \
      63                 :       fail("During test %d, iterator ran over", testNum);             \
      64                 :       rv = 1;                                                         \
      65                 :     }                                                                 \
      66                 :     if (count != ArrayLength(_exp)) {                             \
      67                 :       fail("During test %d, iterator finished too early", testNum);   \
      68                 :       rv = 1;                                                         \
      69                 :     }                                                                 \
      70                 :   } while (0)
      71                 : 
      72               1 : int main(int argc, char **argv)
      73                 : {
      74               2 :   ScopedXPCOM xpcom("nsTObserverArrayTests");
      75               1 :   if (xpcom.failed()) {
      76               0 :     return 1;
      77                 :   }
      78                 : 
      79               1 :   int rv = 0;
      80                 : 
      81               2 :   Array arr;
      82               1 :   arr.AppendElement(3);
      83               1 :   arr.AppendElement(4);
      84                 : 
      85                 :   size_t count;
      86               1 :   int testNum = 0;
      87                 : 
      88                 :   // Basic sanity
      89                 :   static int test1Expected[] = { 3, 4 };
      90               1 :   DO_TEST(ForwardIterator, test1Expected, );
      91                 : 
      92                 :   // Appends
      93                 :   static int test2Expected[] = { 3, 4, 2 };
      94               1 :   DO_TEST(ForwardIterator, test2Expected,
      95                 :           if (count == 1) arr.AppendElement(2);
      96                 :           );
      97               1 :   DO_TEST(ForwardIterator, test2Expected, );
      98                 : 
      99               1 :   DO_TEST(EndLimitedIterator, test2Expected,
     100                 :           if (count == 1) arr.AppendElement(5);
     101                 :           );
     102                 : 
     103                 :   static int test5Expected[] = { 3, 4, 2, 5 };
     104               1 :   DO_TEST(ForwardIterator, test5Expected, );
     105                 : 
     106                 :   // Removals
     107               1 :   DO_TEST(ForwardIterator, test5Expected,
     108                 :           if (count == 1) arr.RemoveElementAt(0);
     109                 :           );
     110                 : 
     111                 :   static int test7Expected[] = { 4, 2, 5 };
     112               1 :   DO_TEST(ForwardIterator, test7Expected, );
     113                 : 
     114                 :   static int test8Expected[] = { 4, 5 };
     115               1 :   DO_TEST(ForwardIterator, test8Expected,
     116                 :           if (count == 1) arr.RemoveElementAt(1);
     117                 :           );
     118               1 :   DO_TEST(ForwardIterator, test8Expected, );
     119                 : 
     120               1 :   arr.AppendElement(2);
     121               1 :   arr.AppendElementUnlessExists(6);
     122                 :   static int test10Expected[] = { 4, 5, 2, 6 };
     123               1 :   DO_TEST(ForwardIterator, test10Expected, );
     124                 : 
     125               1 :   arr.AppendElementUnlessExists(5);
     126               1 :   DO_TEST(ForwardIterator, test10Expected, );
     127                 : 
     128                 :   static int test12Expected[] = { 4, 5, 6 };
     129               1 :   DO_TEST(ForwardIterator, test12Expected,
     130                 :           if (count == 1) arr.RemoveElementAt(2);
     131                 :           );
     132               1 :   DO_TEST(ForwardIterator, test12Expected, );
     133                 : 
     134                 :   // Removals + Appends
     135                 :   static int test14Expected[] = { 4, 6, 7 };
     136               1 :   DO_TEST(ForwardIterator, test14Expected,
     137                 :           if (count == 1) {
     138                 :             arr.RemoveElementAt(1);
     139                 :             arr.AppendElement(7);
     140                 :           }
     141                 :           );
     142               1 :   DO_TEST(ForwardIterator, test14Expected, );
     143                 : 
     144               1 :   arr.AppendElement(2);
     145                 :   static int test16Expected[] = { 4, 6, 7, 2 };
     146               1 :   DO_TEST(ForwardIterator, test16Expected, );
     147                 : 
     148                 :   static int test17Expected[] = { 4, 7, 2 };
     149               1 :   DO_TEST(EndLimitedIterator, test17Expected,
     150                 :           if (count == 1) {
     151                 :             arr.RemoveElementAt(1);
     152                 :             arr.AppendElement(8);
     153                 :           }
     154                 :           );
     155                 : 
     156                 :   static int test18Expected[] = { 4, 7, 2, 8 };
     157               1 :   DO_TEST(ForwardIterator, test18Expected, );
     158                 : 
     159                 :   // Prepends
     160               1 :   arr.PrependElementUnlessExists(3);
     161                 :   static int test19Expected[] = { 3, 4, 7, 2, 8 };
     162               1 :   DO_TEST(ForwardIterator, test19Expected, );
     163                 : 
     164               1 :   arr.PrependElementUnlessExists(7);
     165               1 :   DO_TEST(ForwardIterator, test19Expected, );
     166                 : 
     167                 :   // Commented out because it fails; bug 474369 will fix
     168                 :   /*  DO_TEST(ForwardIterator, test19Expected,
     169                 :           if (count == 1) {
     170                 :             arr.PrependElementUnlessExists(9);
     171                 :           }
     172                 :           );
     173                 : 
     174                 :   static int test22Expected[] = { 9, 3, 4, 7, 2, 8 };
     175                 :   DO_TEST(ForwardIterator, test22Expected, );
     176                 :   */
     177                 :   
     178               1 :   return rv;
     179                 : }

Generated by: LCOV version 1.7