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   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  Libmemcached library
   4  *
   5  *  Copyright (C) 2012 Data Differential, http://datadifferential.com/
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   7  *  Redistribution and use in source and binary forms, with or without
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  14  *      * Redistributions in binary form must reproduce the above
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  19  *      * The names of its contributors may not be used to endorse or
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  23  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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  35  */
  36
  37 #include <config.h>
  38
  39 #include <cstdlib>
  40 #include <climits>
  41
  42 #include <libtest/test.hpp>
  43
  44 #include <libmemcached-1.0/memcached.h>
  45 #include <libmemcached/util.h>
  46
  47 using namespace libtest;
  48
  49 #include "tests/libmemcached-1.0/dump.h"
  50
  51 static memcached_return_t callback_dump_counter(const memcached_st *,
  52                                                 const char*, // key,
  53                                                 size_t, // length,
  54                                                 void *context)
  55 {
  56   size_t *counter= (size_t *)context;
  57
  58 #if 0
  59   std::cerr.write(key, length);
  60   std::cerr << std::endl;
  61 #endif
  62
  63   *counter= *counter +1;
  64
  65   return MEMCACHED_SUCCESS;
  66 }
  67
  68 static memcached_return_t item_counter(memcached_server_instance_st ,
  69                                        const char *key, size_t key_length,
  70                                        const char *value, size_t, // value_length,
  71                                        void *context)
  72 {
  73   if ((key_length == (sizeof("curr_items") -1)) and (strncmp("curr_items", key, (sizeof("curr_items") -1)) == 0))
  74   {
  75     uint64_t* counter= (uint64_t*)context;
  76     unsigned long number_value= strtoul(value, (char **)NULL, 10);
  77     if (number_value == ULONG_MAX)
  78     {
  79       return MEMCACHED_FAILURE;
  80     }
  81     *counter= *counter +number_value;
  82   }
  83
  84   return MEMCACHED_SUCCESS;
  85 }
  86
  87 #if 0
  88 test_return_t memcached_dump_TEST(memcached_st *memc)
  89 {
  90   test_skip(false, memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL));
  91
  92   size_t count= 0;
  93   memcached_dump_fn callbacks[1];
  94   callbacks[0]= &callback_dump_counter;
  95
  96   uint64_t counter= 0;
  97   test_compare_got(MEMCACHED_SUCCESS,
  98                    memcached_stat_execute(memc, NULL, item_counter, &counter),
  99                    memcached_last_error_message(memc));
 100   test_zero(counter);
 101
 102   test_compare_got(MEMCACHED_SUCCESS, memcached_dump(memc, callbacks, &count, 1), memcached_last_error_message(memc));
 103
 104   return TEST_SUCCESS;
 105 }
 106 #endif
 107
 108 #define memcached_dump_TEST2_COUNT 64
 109 test_return_t memcached_dump_TEST2(memcached_st *memc)
 110 {
 111   test_skip(false, memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL));
 112
 113   /* The dump test relies on there being at least 32 items in memcached */
 114   for (uint32_t x= 0; x < memcached_dump_TEST2_COUNT; x++)
 115   {
 116     char key[1024];
 117
 118     int length= snprintf(key, sizeof(key), "%s%u", __func__, x);
 119
 120     test_true(length > 0);
 121
 122     test_compare(MEMCACHED_SUCCESS,
 123                  memcached_set(memc, key, length,
 124                                NULL, 0, // Zero length values
 125                                time_t(0), uint32_t(0)));
 126   }
 127   memcached_quit(memc);
 128
 129   uint64_t counter= 0;
 130   test_compare(MEMCACHED_SUCCESS,
 131                memcached_stat_execute(memc, NULL, item_counter, &counter));
 132   test_true(counter > 0);
 133
 134   size_t count= 0;
 135   memcached_dump_fn callbacks[1];
 136   callbacks[0]= &callback_dump_counter;
 137
 138   test_compare(MEMCACHED_SUCCESS,
 139                memcached_dump(memc, callbacks, &count, 1));
 140
 141   test_true(count);
 142
 143   return TEST_SUCCESS;
 144 }