+static test_return_t regression_bug_434484(memcached_st *memc)
+{
+ if (pre_binary(memc) != MEMCACHED_SUCCESS)
+ return TEST_SKIPPED;
+
+ memcached_return ret;
+ const char *key= "regression_bug_434484";
+ size_t keylen= strlen(key);
+
+ ret= memcached_append(memc, key, keylen, key, keylen, 0, 0);
+ assert(ret == MEMCACHED_NOTSTORED);
+
+ size_t size= 2048 * 1024;
+ void *data= calloc(1, size);
+ assert(data != NULL);
+ ret= memcached_set(memc, key, keylen, data, size, 0, 0);
+ assert(ret == MEMCACHED_E2BIG);
+ free(data);
+
+ return TEST_SUCCESS;
+}
+
+static test_return_t regression_bug_434843(memcached_st *memc)
+{
+ if (pre_binary(memc) != MEMCACHED_SUCCESS)
+ return TEST_SKIPPED;
+
+ memcached_return rc;
+ unsigned int counter= 0;
+ memcached_execute_function callbacks[1]= { [0]= &callback_counter };
+
+ /*
+ * I only want to hit only _one_ server so I know the number of requests I'm
+ * sending in the pipleine to the server. Let's try to do a multiget of
+ * 1024 (that should satisfy most users don't you think?). Future versions
+ * will include a mget_execute function call if you need a higher number.
+ */
+ uint32_t number_of_hosts= memc->number_of_hosts;
+ memc->number_of_hosts= 1;
+ const size_t max_keys= 1024;
+ char **keys= calloc(max_keys, sizeof(char*));
+ size_t *key_length=calloc(max_keys, sizeof(size_t));
+
+ for (int x= 0; x < (int)max_keys; ++x)
+ {
+ char k[251];
+ key_length[x]= (size_t)snprintf(k, sizeof(k), "0200%u", x);
+ keys[x]= strdup(k);
+ assert(keys[x] != NULL);
+ }
+
+ /*
+ * Run two times.. the first time we should have 100% cache miss,
+ * and the second time we should have 100% cache hits
+ */
+ for (int y= 0; y < 2; ++y)
+ {
+ rc= memcached_mget(memc, (const char**)keys, key_length, max_keys);
+ assert(rc == MEMCACHED_SUCCESS);
+ rc= memcached_fetch_execute(memc, callbacks, (void *)&counter, 1);
+ if (y == 0)
+ {
+ /* The first iteration should give me a 100% cache miss. verify that*/
+ assert(counter == 0);
+ char blob[1024]= { 0 };
+ for (int x= 0; x < (int)max_keys; ++x)
+ {
+ rc= memcached_add(memc, keys[x], key_length[x],
+ blob, sizeof(blob), 0, 0);
+ assert(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+ }
+ }
+ else
+ {
+ /* Verify that we received all of the key/value pairs */
+ assert(counter == (unsigned int)max_keys);
+ }
+ }
+
+ /* Release allocated resources */
+ for (size_t x= 0; x < max_keys; ++x)
+ free(keys[x]);
+ free(keys);
+ free(key_length);
+
+ memc->number_of_hosts= number_of_hosts;
+ return TEST_SUCCESS;
+}
+
+static test_return_t regression_bug_434843_buffered(memcached_st *memc)
+{
+ memcached_return rc;
+ rc= memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BUFFER_REQUESTS, 1);
+ assert(rc == MEMCACHED_SUCCESS);
+
+ return regression_bug_434843(memc);
+}
+
+static test_return_t regression_bug_421108(memcached_st *memc)
+{
+ memcached_return rc;
+ memcached_stat_st *memc_stat= memcached_stat(memc, NULL, &rc);
+ assert(rc == MEMCACHED_SUCCESS);
+
+ char *bytes= memcached_stat_get_value(memc, memc_stat, "bytes", &rc);
+ assert(rc == MEMCACHED_SUCCESS);
+ assert(bytes != NULL);
+ char *bytes_read= memcached_stat_get_value(memc, memc_stat,
+ "bytes_read", &rc);
+ assert(rc == MEMCACHED_SUCCESS);
+ assert(bytes_read != NULL);
+
+ char *bytes_written= memcached_stat_get_value(memc, memc_stat,
+ "bytes_written", &rc);
+ assert(rc == MEMCACHED_SUCCESS);
+ assert(bytes_written != NULL);
+
+ assert(strcmp(bytes, bytes_read) != 0);
+ assert(strcmp(bytes, bytes_written) != 0);
+
+ /* Release allocated resources */
+ free(bytes);
+ free(bytes_read);
+ free(bytes_written);
+ memcached_stat_free(NULL, memc_stat);
+ return TEST_SUCCESS;
+}
+
+/*
+ * The test case isn't obvious so I should probably document why
+ * it works the way it does. Bug 442914 was caused by a bug
+ * in the logic in memcached_purge (it did not handle the case
+ * where the number of bytes sent was equal to the watermark).
+ * In this test case, create messages so that we hit that case
+ * and then disable noreply mode and issue a new command to
+ * verify that it isn't stuck. If we change the format for the
+ * delete command or the watermarks, we need to update this
+ * test....
+ */
+static test_return_t regression_bug_442914(memcached_st *memc)
+{
+ memcached_return rc;
+ rc= memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_NOREPLY, 1);
+ assert(rc == MEMCACHED_SUCCESS);
+ memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_TCP_NODELAY, 1);
+
+ uint32_t number_of_hosts= memc->number_of_hosts;
+ memc->number_of_hosts= 1;
+
+ char k[250];
+ size_t len;
+
+ for (int x= 0; x < 250; ++x)
+ {
+ len= (size_t)snprintf(k, sizeof(k), "%0250u", x);
+ rc= memcached_delete(memc, k, len, 0);
+ assert(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+ }
+
+ len= (size_t)snprintf(k, sizeof(k), "%037u", 251);
+ rc= memcached_delete(memc, k, len, 0);
+ assert(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+
+ rc= memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_NOREPLY, 0);
+ assert(rc == MEMCACHED_SUCCESS);
+ rc= memcached_delete(memc, k, len, 0);
+ assert(rc == MEMCACHED_NOTFOUND);
+
+ memc->number_of_hosts= number_of_hosts;
+
+ return TEST_SUCCESS;
+}
+
+/* Test memcached_server_get_last_disconnect
+ * For a working server set, shall be NULL
+ * For a set of non existing server, shall not be NULL
+ */
+static test_return_t test_get_last_disconnect(memcached_st *memc)
+{
+ memcached_return rc;
+ memcached_server_st *disconnected_server;
+
+ /* With the working set of server */
+ const char *key= "marmotte";
+ const char *value= "milka";
+
+ rc= memcached_set(memc, key, strlen(key),
+ value, strlen(value),
+ (time_t)0, (uint32_t)0);
+ assert(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+
+ disconnected_server = memcached_server_get_last_disconnect(memc);
+ assert(disconnected_server == NULL);
+
+ /* With a non existing server */
+ memcached_st *mine;
+ memcached_server_st *servers;
+
+ const char *server_list= "localhost:9";
+
+ servers= memcached_servers_parse(server_list);
+ assert(servers);
+ mine= memcached_create(NULL);
+ rc= memcached_server_push(mine, servers);
+ assert(rc == MEMCACHED_SUCCESS);
+ memcached_server_list_free(servers);
+ assert(mine);
+
+ rc= memcached_set(mine, key, strlen(key),
+ value, strlen(value),
+ (time_t)0, (uint32_t)0);
+ assert(rc != MEMCACHED_SUCCESS);
+
+ disconnected_server = memcached_server_get_last_disconnect(mine);
+ assert(disconnected_server != NULL);
+ assert(disconnected_server->port == 9);
+ assert(strncmp(disconnected_server->hostname,"localhost",9) == 0);
+
+ memcached_quit(mine);
+ memcached_free(mine);
+
+ return TEST_SUCCESS;
+}
+
+/*
+ * This test ensures that the failure counter isn't incremented during
+ * normal termination of the memcached instance.
+ */
+static test_return_t wrong_failure_counter_test(memcached_st *memc)
+{
+ memcached_return rc;
+
+ /* Set value to force connection to the server */
+ const char *key= "marmotte";
+ const char *value= "milka";
+
+ /*
+ * Please note that I'm abusing the internal structures in libmemcached
+ * in a non-portable way and you shouldn't be doing this. I'm only
+ * doing this in order to verify that the library works the way it should
+ */
+ uint32_t number_of_hosts= memc->number_of_hosts;
+ memc->number_of_hosts= 1;
+
+ /* Ensure that we are connected to the server by setting a value */
+ rc= memcached_set(memc, key, strlen(key),
+ value, strlen(value),
+ (time_t)0, (uint32_t)0);
+ assert(rc == MEMCACHED_SUCCESS || rc == MEMCACHED_BUFFERED);
+
+
+ /* The test is to see that the memcached_quit doesn't increase the
+ * the server failure conter, so let's ensure that it is zero
+ * before sending quit
+ */
+ memc->hosts[0].server_failure_counter= 0;
+
+ memcached_quit(memc);
+
+ /* Verify that it memcached_quit didn't increment the failure counter
+ * Please note that this isn't bullet proof, because an error could
+ * occur...
+ */
+ assert(memc->hosts[0].server_failure_counter == 0);
+
+ /* restore the instance */
+ memc->number_of_hosts= number_of_hosts;
+
+ return TEST_SUCCESS;
+}
+