test-suite/mem_node_test.cc

   1 /*
   2  * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 /* DEBUG: section 19    Store Memory Primitives */
  10
  11 #include "squid.h"
  12 #include "mem_node.h"
  13
  14 #include <iostream>
  15
  16 int
  17 main(int, char *[])
  18 {
  19     mem_node *aNode = new mem_node(0);
  20     assert (aNode);
  21     /* This will fail if MemPools are disabled. A knock on effect is that
  22      * the store will never trim memory
  23      */
  24     assert (mem_node::InUseCount() == 1);
  25     assert (SM_PAGE_SIZE > 50);
  26     aNode->nodeBuffer.length = 45;
  27     assert (aNode->start() == 0);
  28     assert (aNode->end() == 45);
  29     assert (aNode->dataRange().size() == 45);
  30     aNode->nodeBuffer.offset = 50;
  31     assert (aNode->start() == 50);
  32     assert (aNode->end() == 95);
  33     assert (aNode->dataRange().size() == 45);
  34     assert (!aNode->contains(49));
  35     assert (aNode->contains(50));
  36     assert (aNode->contains(75));
  37     assert (!aNode->contains(95));
  38     assert (aNode->contains(94));
  39     assert (!aNode->canAccept(50));
  40     assert (aNode->canAccept(95));
  41     assert (!aNode->canAccept(94));
  42     aNode->nodeBuffer.length = SM_PAGE_SIZE - 1;
  43     assert (aNode->canAccept (50 + SM_PAGE_SIZE - 1));
  44     assert (!aNode->canAccept (50 + SM_PAGE_SIZE));
  45     assert (mem_node (0) < mem_node (2));
  46     assert (!(mem_node (0) < mem_node (0)));
  47     assert (!(mem_node (2) < mem_node (0)));
  48     delete aNode;
  49     assert (mem_node::InUseCount() == 0);
  50     return EXIT_SUCCESS;
  51 }
  52