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c_test.c
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c_test.c
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/* Copyright (c) 2011 The LevelDB Authors. All rights reserved.
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file. See the AUTHORS file for names of contributors. */
// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
#include <stdio.h>
#ifndef ROCKSDB_LITE // Lite does not support C API
#include "rocksdb/c.h"
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#ifndef OS_WIN
#include <unistd.h>
#endif
#include <inttypes.h>
// Can not use port/port.h macros as this is a c file
#ifdef OS_WIN
#include <windows.h>
// Ok for uniqueness
int geteuid() {
int result = 0;
result = ((int)GetCurrentProcessId() << 16);
result |= (int)GetCurrentThreadId();
return result;
}
// VS < 2015
#if defined(_MSC_VER) && (_MSC_VER < 1900)
#define snprintf _snprintf
#endif
#endif
const char* phase = "";
static char dbname[200];
static char sstfilename[200];
static char dbbackupname[200];
static char dbcheckpointname[200];
static char dbpathname[200];
static char secondary_path[200];
static void StartPhase(const char* name) {
fprintf(stderr, "=== Test %s\n", name);
phase = name;
}
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning (disable: 4996) // getenv security warning
#endif
static const char* GetTempDir(void) {
const char* ret = getenv("TEST_TMPDIR");
if (ret == NULL || ret[0] == '\0')
ret = "/tmp";
return ret;
}
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#define CheckNoError(err) \
if ((err) != NULL) { \
fprintf(stderr, "%s:%d: %s: %s\n", __FILE__, __LINE__, phase, (err)); \
abort(); \
}
#define CheckCondition(cond) \
if (!(cond)) { \
fprintf(stderr, "%s:%d: %s: %s\n", __FILE__, __LINE__, phase, #cond); \
abort(); \
}
static void CheckEqual(const char* expected, const char* v, size_t n) {
if (expected == NULL && v == NULL) {
// ok
} else if (expected != NULL && v != NULL && n == strlen(expected) &&
memcmp(expected, v, n) == 0) {
// ok
return;
} else {
fprintf(stderr, "%s: expected '%s', got '%s'\n",
phase,
(expected ? expected : "(null)"),
(v ? v : "(null"));
abort();
}
}
static void Free(char** ptr) {
if (*ptr) {
free(*ptr);
*ptr = NULL;
}
}
static void CheckValue(
char* err,
const char* expected,
char** actual,
size_t actual_length) {
CheckNoError(err);
CheckEqual(expected, *actual, actual_length);
Free(actual);
}
static void CheckGet(
rocksdb_t* db,
const rocksdb_readoptions_t* options,
const char* key,
const char* expected) {
char* err = NULL;
size_t val_len;
char* val;
val = rocksdb_get(db, options, key, strlen(key), &val_len, &err);
CheckNoError(err);
CheckEqual(expected, val, val_len);
Free(&val);
}
static void CheckGetCF(
rocksdb_t* db,
const rocksdb_readoptions_t* options,
rocksdb_column_family_handle_t* handle,
const char* key,
const char* expected) {
char* err = NULL;
size_t val_len;
char* val;
val = rocksdb_get_cf(db, options, handle, key, strlen(key), &val_len, &err);
CheckNoError(err);
CheckEqual(expected, val, val_len);
Free(&val);
}
static void CheckPinGet(rocksdb_t* db, const rocksdb_readoptions_t* options,
const char* key, const char* expected) {
char* err = NULL;
size_t val_len;
const char* val;
rocksdb_pinnableslice_t* p;
p = rocksdb_get_pinned(db, options, key, strlen(key), &err);
CheckNoError(err);
val = rocksdb_pinnableslice_value(p, &val_len);
CheckEqual(expected, val, val_len);
rocksdb_pinnableslice_destroy(p);
}
static void CheckPinGetCF(rocksdb_t* db, const rocksdb_readoptions_t* options,
rocksdb_column_family_handle_t* handle,
const char* key, const char* expected) {
char* err = NULL;
size_t val_len;
const char* val;
rocksdb_pinnableslice_t* p;
p = rocksdb_get_pinned_cf(db, options, handle, key, strlen(key), &err);
CheckNoError(err);
val = rocksdb_pinnableslice_value(p, &val_len);
CheckEqual(expected, val, val_len);
rocksdb_pinnableslice_destroy(p);
}
static void CheckIter(rocksdb_iterator_t* iter,
const char* key, const char* val) {
size_t len;
const char* str;
str = rocksdb_iter_key(iter, &len);
CheckEqual(key, str, len);
str = rocksdb_iter_value(iter, &len);
CheckEqual(val, str, len);
}
// Callback from rocksdb_writebatch_iterate()
static void CheckPut(void* ptr,
const char* k, size_t klen,
const char* v, size_t vlen) {
int* state = (int*) ptr;
CheckCondition(*state < 2);
switch (*state) {
case 0:
CheckEqual("bar", k, klen);
CheckEqual("b", v, vlen);
break;
case 1:
CheckEqual("box", k, klen);
CheckEqual("c", v, vlen);
break;
}
(*state)++;
}
// Callback from rocksdb_writebatch_iterate()
static void CheckDel(void* ptr, const char* k, size_t klen) {
int* state = (int*) ptr;
CheckCondition(*state == 2);
CheckEqual("bar", k, klen);
(*state)++;
}
static void CmpDestroy(void* arg) { (void)arg; }
static int CmpCompare(void* arg, const char* a, size_t alen,
const char* b, size_t blen) {
(void)arg;
size_t n = (alen < blen) ? alen : blen;
int r = memcmp(a, b, n);
if (r == 0) {
if (alen < blen) r = -1;
else if (alen > blen) r = +1;
}
return r;
}
static const char* CmpName(void* arg) {
(void)arg;
return "foo";
}
// Custom filter policy
static unsigned char fake_filter_result = 1;
static void FilterDestroy(void* arg) { (void)arg; }
static const char* FilterName(void* arg) {
(void)arg;
return "TestFilter";
}
static char* FilterCreate(
void* arg,
const char* const* key_array, const size_t* key_length_array,
int num_keys,
size_t* filter_length) {
(void)arg;
(void)key_array;
(void)key_length_array;
(void)num_keys;
*filter_length = 4;
char* result = malloc(4);
memcpy(result, "fake", 4);
return result;
}
static unsigned char FilterKeyMatch(
void* arg,
const char* key, size_t length,
const char* filter, size_t filter_length) {
(void)arg;
(void)key;
(void)length;
CheckCondition(filter_length == 4);
CheckCondition(memcmp(filter, "fake", 4) == 0);
return fake_filter_result;
}
// Custom compaction filter
static void CFilterDestroy(void* arg) { (void)arg; }
static const char* CFilterName(void* arg) {
(void)arg;
return "foo";
}
static unsigned char CFilterFilter(void* arg, int level, const char* key,
size_t key_length,
const char* existing_value,
size_t value_length, char** new_value,
size_t* new_value_length,
unsigned char* value_changed) {
(void)arg;
(void)level;
(void)existing_value;
(void)value_length;
if (key_length == 3) {
if (memcmp(key, "bar", key_length) == 0) {
return 1;
} else if (memcmp(key, "baz", key_length) == 0) {
*value_changed = 1;
*new_value = "newbazvalue";
*new_value_length = 11;
return 0;
}
}
return 0;
}
static void CFilterFactoryDestroy(void* arg) { (void)arg; }
static const char* CFilterFactoryName(void* arg) {
(void)arg;
return "foo";
}
static rocksdb_compactionfilter_t* CFilterCreate(
void* arg, rocksdb_compactionfiltercontext_t* context) {
(void)arg;
(void)context;
return rocksdb_compactionfilter_create(NULL, CFilterDestroy, CFilterFilter,
CFilterName);
}
static rocksdb_t* CheckCompaction(rocksdb_t* db, rocksdb_options_t* options,
rocksdb_readoptions_t* roptions,
rocksdb_writeoptions_t* woptions) {
char* err = NULL;
db = rocksdb_open(options, dbname, &err);
CheckNoError(err);
rocksdb_put(db, woptions, "foo", 3, "foovalue", 8, &err);
CheckNoError(err);
CheckGet(db, roptions, "foo", "foovalue");
rocksdb_put(db, woptions, "bar", 3, "barvalue", 8, &err);
CheckNoError(err);
CheckGet(db, roptions, "bar", "barvalue");
rocksdb_put(db, woptions, "baz", 3, "bazvalue", 8, &err);
CheckNoError(err);
CheckGet(db, roptions, "baz", "bazvalue");
// Force compaction
rocksdb_compact_range(db, NULL, 0, NULL, 0);
// should have filtered bar, but not foo
CheckGet(db, roptions, "foo", "foovalue");
CheckGet(db, roptions, "bar", NULL);
CheckGet(db, roptions, "baz", "newbazvalue");
return db;
}
// Custom merge operator
static void MergeOperatorDestroy(void* arg) { (void)arg; }
static const char* MergeOperatorName(void* arg) {
(void)arg;
return "TestMergeOperator";
}
static char* MergeOperatorFullMerge(
void* arg,
const char* key, size_t key_length,
const char* existing_value, size_t existing_value_length,
const char* const* operands_list, const size_t* operands_list_length,
int num_operands,
unsigned char* success, size_t* new_value_length) {
(void)arg;
(void)key;
(void)key_length;
(void)existing_value;
(void)existing_value_length;
(void)operands_list;
(void)operands_list_length;
(void)num_operands;
*new_value_length = 4;
*success = 1;
char* result = malloc(4);
memcpy(result, "fake", 4);
return result;
}
static char* MergeOperatorPartialMerge(
void* arg,
const char* key, size_t key_length,
const char* const* operands_list, const size_t* operands_list_length,
int num_operands,
unsigned char* success, size_t* new_value_length) {
(void)arg;
(void)key;
(void)key_length;
(void)operands_list;
(void)operands_list_length;
(void)num_operands;
*new_value_length = 4;
*success = 1;
char* result = malloc(4);
memcpy(result, "fake", 4);
return result;
}
static void CheckTxnGet(
rocksdb_transaction_t* txn,
const rocksdb_readoptions_t* options,
const char* key,
const char* expected) {
char* err = NULL;
size_t val_len;
char* val;
val = rocksdb_transaction_get(txn, options, key, strlen(key), &val_len, &err);
CheckNoError(err);
CheckEqual(expected, val, val_len);
Free(&val);
}
static void CheckTxnGetCF(rocksdb_transaction_t* txn,
const rocksdb_readoptions_t* options,
rocksdb_column_family_handle_t* column_family,
const char* key, const char* expected) {
char* err = NULL;
size_t val_len;
char* val;
val = rocksdb_transaction_get_cf(txn, options, column_family, key,
strlen(key), &val_len, &err);
CheckNoError(err);
CheckEqual(expected, val, val_len);
Free(&val);
}
static void CheckTxnDBGet(
rocksdb_transactiondb_t* txn_db,
const rocksdb_readoptions_t* options,
const char* key,
const char* expected) {
char* err = NULL;
size_t val_len;
char* val;
val = rocksdb_transactiondb_get(txn_db, options, key, strlen(key), &val_len, &err);
CheckNoError(err);
CheckEqual(expected, val, val_len);
Free(&val);
}
static void CheckTxnDBGetCF(rocksdb_transactiondb_t* txn_db,
const rocksdb_readoptions_t* options,
rocksdb_column_family_handle_t* column_family,
const char* key, const char* expected) {
char* err = NULL;
size_t val_len;
char* val;
val = rocksdb_transactiondb_get_cf(txn_db, options, column_family, key,
strlen(key), &val_len, &err);
CheckNoError(err);
CheckEqual(expected, val, val_len);
Free(&val);
}
int main(int argc, char** argv) {
(void)argc;
(void)argv;
rocksdb_t* db;
rocksdb_comparator_t* cmp;
rocksdb_cache_t* cache;
rocksdb_dbpath_t *dbpath;
rocksdb_env_t* env;
rocksdb_options_t* options;
rocksdb_compactoptions_t* coptions;
rocksdb_block_based_table_options_t* table_options;
rocksdb_readoptions_t* roptions;
rocksdb_writeoptions_t* woptions;
rocksdb_ratelimiter_t* rate_limiter;
rocksdb_transactiondb_t* txn_db;
rocksdb_transactiondb_options_t* txn_db_options;
rocksdb_transaction_t* txn;
rocksdb_transaction_options_t* txn_options;
rocksdb_optimistictransactiondb_t* otxn_db;
rocksdb_optimistictransaction_options_t* otxn_options;
char* err = NULL;
int run = -1;
snprintf(dbname, sizeof(dbname),
"%s/rocksdb_c_test-%d",
GetTempDir(),
((int) geteuid()));
snprintf(dbbackupname, sizeof(dbbackupname),
"%s/rocksdb_c_test-%d-backup",
GetTempDir(),
((int) geteuid()));
snprintf(dbcheckpointname, sizeof(dbcheckpointname),
"%s/rocksdb_c_test-%d-checkpoint",
GetTempDir(),
((int) geteuid()));
snprintf(sstfilename, sizeof(sstfilename),
"%s/rocksdb_c_test-%d-sst",
GetTempDir(),
((int)geteuid()));
snprintf(dbpathname, sizeof(dbpathname),
"%s/rocksdb_c_test-%d-dbpath",
GetTempDir(),
((int) geteuid()));
StartPhase("create_objects");
cmp = rocksdb_comparator_create(NULL, CmpDestroy, CmpCompare, CmpName);
dbpath = rocksdb_dbpath_create(dbpathname, 1024 * 1024);
env = rocksdb_create_default_env();
cache = rocksdb_cache_create_lru(100000);
options = rocksdb_options_create();
rocksdb_options_set_comparator(options, cmp);
rocksdb_options_set_error_if_exists(options, 1);
rocksdb_options_set_env(options, env);
rocksdb_options_set_info_log(options, NULL);
rocksdb_options_set_write_buffer_size(options, 100000);
rocksdb_options_set_paranoid_checks(options, 1);
rocksdb_options_set_max_open_files(options, 10);
rocksdb_options_set_base_background_compactions(options, 1);
table_options = rocksdb_block_based_options_create();
rocksdb_block_based_options_set_block_cache(table_options, cache);
rocksdb_block_based_options_set_data_block_index_type(table_options, 1);
rocksdb_block_based_options_set_data_block_hash_ratio(table_options, 0.75);
rocksdb_options_set_block_based_table_factory(options, table_options);
rocksdb_options_set_compression(options, rocksdb_no_compression);
rocksdb_options_set_compression_options(options, -14, -1, 0, 0);
int compression_levels[] = {rocksdb_no_compression, rocksdb_no_compression,
rocksdb_no_compression, rocksdb_no_compression};
rocksdb_options_set_compression_per_level(options, compression_levels, 4);
rate_limiter = rocksdb_ratelimiter_create(1000 * 1024 * 1024, 100 * 1000, 10);
rocksdb_options_set_ratelimiter(options, rate_limiter);
rocksdb_ratelimiter_destroy(rate_limiter);
roptions = rocksdb_readoptions_create();
rocksdb_readoptions_set_verify_checksums(roptions, 1);
rocksdb_readoptions_set_fill_cache(roptions, 1);
woptions = rocksdb_writeoptions_create();
rocksdb_writeoptions_set_sync(woptions, 1);
coptions = rocksdb_compactoptions_create();
rocksdb_compactoptions_set_exclusive_manual_compaction(coptions, 1);
StartPhase("destroy");
rocksdb_destroy_db(options, dbname, &err);
Free(&err);
StartPhase("open_error");
rocksdb_open(options, dbname, &err);
CheckCondition(err != NULL);
Free(&err);
StartPhase("open");
rocksdb_options_set_create_if_missing(options, 1);
db = rocksdb_open(options, dbname, &err);
CheckNoError(err);
CheckGet(db, roptions, "foo", NULL);
StartPhase("put");
rocksdb_put(db, woptions, "foo", 3, "hello", 5, &err);
CheckNoError(err);
CheckGet(db, roptions, "foo", "hello");
StartPhase("backup_and_restore");
{
rocksdb_destroy_db(options, dbbackupname, &err);
CheckNoError(err);
rocksdb_backup_engine_t *be = rocksdb_backup_engine_open(options, dbbackupname, &err);
CheckNoError(err);
rocksdb_backup_engine_create_new_backup(be, db, &err);
CheckNoError(err);
// need a change to trigger a new backup
rocksdb_delete(db, woptions, "does-not-exist", 14, &err);
CheckNoError(err);
rocksdb_backup_engine_create_new_backup(be, db, &err);
CheckNoError(err);
const rocksdb_backup_engine_info_t* bei = rocksdb_backup_engine_get_backup_info(be);
CheckCondition(rocksdb_backup_engine_info_count(bei) > 1);
rocksdb_backup_engine_info_destroy(bei);
rocksdb_backup_engine_purge_old_backups(be, 1, &err);
CheckNoError(err);
bei = rocksdb_backup_engine_get_backup_info(be);
CheckCondition(rocksdb_backup_engine_info_count(bei) == 1);
rocksdb_backup_engine_info_destroy(bei);
rocksdb_delete(db, woptions, "foo", 3, &err);
CheckNoError(err);
rocksdb_close(db);
rocksdb_destroy_db(options, dbname, &err);
CheckNoError(err);
rocksdb_restore_options_t *restore_options = rocksdb_restore_options_create();
rocksdb_restore_options_set_keep_log_files(restore_options, 0);
rocksdb_backup_engine_restore_db_from_latest_backup(be, dbname, dbname, restore_options, &err);
CheckNoError(err);
rocksdb_restore_options_destroy(restore_options);
rocksdb_options_set_error_if_exists(options, 0);
db = rocksdb_open(options, dbname, &err);
CheckNoError(err);
rocksdb_options_set_error_if_exists(options, 1);
CheckGet(db, roptions, "foo", "hello");
rocksdb_backup_engine_close(be);
}
StartPhase("checkpoint");
{
rocksdb_destroy_db(options, dbcheckpointname, &err);
CheckNoError(err);
rocksdb_checkpoint_t* checkpoint = rocksdb_checkpoint_object_create(db, &err);
CheckNoError(err);
rocksdb_checkpoint_create(checkpoint, dbcheckpointname, 0, &err);
CheckNoError(err);
// start a new database from the checkpoint
rocksdb_close(db);
rocksdb_options_set_error_if_exists(options, 0);
db = rocksdb_open(options, dbcheckpointname, &err);
CheckNoError(err);
CheckGet(db, roptions, "foo", "hello");
rocksdb_checkpoint_object_destroy(checkpoint);
rocksdb_close(db);
rocksdb_destroy_db(options, dbcheckpointname, &err);
CheckNoError(err);
db = rocksdb_open(options, dbname, &err);
CheckNoError(err);
rocksdb_options_set_error_if_exists(options, 1);
}
StartPhase("compactall");
rocksdb_compact_range(db, NULL, 0, NULL, 0);
CheckGet(db, roptions, "foo", "hello");
StartPhase("compactrange");
rocksdb_compact_range(db, "a", 1, "z", 1);
CheckGet(db, roptions, "foo", "hello");
StartPhase("compactallopt");
rocksdb_compact_range_opt(db, coptions, NULL, 0, NULL, 0);
CheckGet(db, roptions, "foo", "hello");
StartPhase("compactrangeopt");
rocksdb_compact_range_opt(db, coptions, "a", 1, "z", 1);
CheckGet(db, roptions, "foo", "hello");
// Simple check cache usage
StartPhase("cache_usage");
{
rocksdb_readoptions_set_pin_data(roptions, 1);
rocksdb_iterator_t* iter = rocksdb_create_iterator(db, roptions);
rocksdb_iter_seek(iter, "foo", 3);
size_t usage = rocksdb_cache_get_usage(cache);
CheckCondition(usage > 0);
size_t pin_usage = rocksdb_cache_get_pinned_usage(cache);
CheckCondition(pin_usage > 0);
rocksdb_iter_next(iter);
rocksdb_iter_destroy(iter);
rocksdb_readoptions_set_pin_data(roptions, 0);
}
StartPhase("addfile");
{
rocksdb_envoptions_t* env_opt = rocksdb_envoptions_create();
rocksdb_options_t* io_options = rocksdb_options_create();
rocksdb_sstfilewriter_t* writer =
rocksdb_sstfilewriter_create(env_opt, io_options);
remove(sstfilename);
rocksdb_sstfilewriter_open(writer, sstfilename, &err);
CheckNoError(err);
rocksdb_sstfilewriter_put(writer, "sstk1", 5, "v1", 2, &err);
CheckNoError(err);
rocksdb_sstfilewriter_put(writer, "sstk2", 5, "v2", 2, &err);
CheckNoError(err);
rocksdb_sstfilewriter_put(writer, "sstk3", 5, "v3", 2, &err);
CheckNoError(err);
rocksdb_sstfilewriter_finish(writer, &err);
CheckNoError(err);
rocksdb_ingestexternalfileoptions_t* ing_opt =
rocksdb_ingestexternalfileoptions_create();
const char* file_list[1] = {sstfilename};
rocksdb_ingest_external_file(db, file_list, 1, ing_opt, &err);
CheckNoError(err);
CheckGet(db, roptions, "sstk1", "v1");
CheckGet(db, roptions, "sstk2", "v2");
CheckGet(db, roptions, "sstk3", "v3");
remove(sstfilename);
rocksdb_sstfilewriter_open(writer, sstfilename, &err);
CheckNoError(err);
rocksdb_sstfilewriter_put(writer, "sstk2", 5, "v4", 2, &err);
CheckNoError(err);
rocksdb_sstfilewriter_put(writer, "sstk22", 6, "v5", 2, &err);
CheckNoError(err);
rocksdb_sstfilewriter_put(writer, "sstk3", 5, "v6", 2, &err);
CheckNoError(err);
rocksdb_sstfilewriter_finish(writer, &err);
CheckNoError(err);
rocksdb_ingest_external_file(db, file_list, 1, ing_opt, &err);
CheckNoError(err);
CheckGet(db, roptions, "sstk1", "v1");
CheckGet(db, roptions, "sstk2", "v4");
CheckGet(db, roptions, "sstk22", "v5");
CheckGet(db, roptions, "sstk3", "v6");
rocksdb_ingestexternalfileoptions_destroy(ing_opt);
rocksdb_sstfilewriter_destroy(writer);
rocksdb_options_destroy(io_options);
rocksdb_envoptions_destroy(env_opt);
// Delete all keys we just ingested
rocksdb_delete(db, woptions, "sstk1", 5, &err);
CheckNoError(err);
rocksdb_delete(db, woptions, "sstk2", 5, &err);
CheckNoError(err);
rocksdb_delete(db, woptions, "sstk22", 6, &err);
CheckNoError(err);
rocksdb_delete(db, woptions, "sstk3", 5, &err);
CheckNoError(err);
}
StartPhase("writebatch");
{
rocksdb_writebatch_t* wb = rocksdb_writebatch_create();
rocksdb_writebatch_put(wb, "foo", 3, "a", 1);
rocksdb_writebatch_clear(wb);
rocksdb_writebatch_put(wb, "bar", 3, "b", 1);
rocksdb_writebatch_put(wb, "box", 3, "c", 1);
rocksdb_writebatch_delete(wb, "bar", 3);
rocksdb_write(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "foo", "hello");
CheckGet(db, roptions, "bar", NULL);
CheckGet(db, roptions, "box", "c");
int pos = 0;
rocksdb_writebatch_iterate(wb, &pos, CheckPut, CheckDel);
CheckCondition(pos == 3);
rocksdb_writebatch_clear(wb);
rocksdb_writebatch_put(wb, "bar", 3, "b", 1);
rocksdb_writebatch_put(wb, "bay", 3, "d", 1);
rocksdb_writebatch_delete_range(wb, "bar", 3, "bay", 3);
rocksdb_write(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "bar", NULL);
CheckGet(db, roptions, "bay", "d");
rocksdb_writebatch_clear(wb);
const char* start_list[1] = {"bay"};
const size_t start_sizes[1] = {3};
const char* end_list[1] = {"baz"};
const size_t end_sizes[1] = {3};
rocksdb_writebatch_delete_rangev(wb, 1, start_list, start_sizes, end_list,
end_sizes);
rocksdb_write(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "bay", NULL);
rocksdb_writebatch_destroy(wb);
}
StartPhase("writebatch_vectors");
{
rocksdb_writebatch_t* wb = rocksdb_writebatch_create();
const char* k_list[2] = { "z", "ap" };
const size_t k_sizes[2] = { 1, 2 };
const char* v_list[3] = { "x", "y", "z" };
const size_t v_sizes[3] = { 1, 1, 1 };
rocksdb_writebatch_putv(wb, 2, k_list, k_sizes, 3, v_list, v_sizes);
rocksdb_write(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "zap", "xyz");
rocksdb_writebatch_delete(wb, "zap", 3);
rocksdb_write(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "zap", NULL);
rocksdb_writebatch_destroy(wb);
}
StartPhase("writebatch_savepoint");
{
rocksdb_writebatch_t* wb = rocksdb_writebatch_create();
rocksdb_writebatch_set_save_point(wb);
rocksdb_writebatch_set_save_point(wb);
const char* k_list[2] = {"z", "ap"};
const size_t k_sizes[2] = {1, 2};
const char* v_list[3] = {"x", "y", "z"};
const size_t v_sizes[3] = {1, 1, 1};
rocksdb_writebatch_pop_save_point(wb, &err);
CheckNoError(err);
rocksdb_writebatch_putv(wb, 2, k_list, k_sizes, 3, v_list, v_sizes);
rocksdb_writebatch_rollback_to_save_point(wb, &err);
CheckNoError(err);
rocksdb_write(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "zap", NULL);
rocksdb_writebatch_destroy(wb);
}
StartPhase("writebatch_rep");
{
rocksdb_writebatch_t* wb1 = rocksdb_writebatch_create();
rocksdb_writebatch_put(wb1, "baz", 3, "d", 1);
rocksdb_writebatch_put(wb1, "quux", 4, "e", 1);
rocksdb_writebatch_delete(wb1, "quux", 4);
size_t repsize1 = 0;
const char* rep = rocksdb_writebatch_data(wb1, &repsize1);
rocksdb_writebatch_t* wb2 = rocksdb_writebatch_create_from(rep, repsize1);
CheckCondition(rocksdb_writebatch_count(wb1) ==
rocksdb_writebatch_count(wb2));
size_t repsize2 = 0;
CheckCondition(
memcmp(rep, rocksdb_writebatch_data(wb2, &repsize2), repsize1) == 0);
rocksdb_writebatch_destroy(wb1);
rocksdb_writebatch_destroy(wb2);
}
StartPhase("writebatch_wi");
{
rocksdb_writebatch_wi_t* wbi = rocksdb_writebatch_wi_create(0, 1);
rocksdb_writebatch_wi_put(wbi, "foo", 3, "a", 1);
rocksdb_writebatch_wi_clear(wbi);
rocksdb_writebatch_wi_put(wbi, "bar", 3, "b", 1);
rocksdb_writebatch_wi_put(wbi, "box", 3, "c", 1);
rocksdb_writebatch_wi_delete(wbi, "bar", 3);
int count = rocksdb_writebatch_wi_count(wbi);
CheckCondition(count == 3);
size_t size;
char* value;
value = rocksdb_writebatch_wi_get_from_batch(wbi, options, "box", 3, &size, &err);
CheckValue(err, "c", &value, size);
value = rocksdb_writebatch_wi_get_from_batch(wbi, options, "bar", 3, &size, &err);
CheckValue(err, NULL, &value, size);
value = rocksdb_writebatch_wi_get_from_batch_and_db(wbi, db, roptions, "foo", 3, &size, &err);
CheckValue(err, "hello", &value, size);
value = rocksdb_writebatch_wi_get_from_batch_and_db(wbi, db, roptions, "box", 3, &size, &err);
CheckValue(err, "c", &value, size);
rocksdb_write_writebatch_wi(db, woptions, wbi, &err);
CheckNoError(err);
CheckGet(db, roptions, "foo", "hello");
CheckGet(db, roptions, "bar", NULL);
CheckGet(db, roptions, "box", "c");
int pos = 0;
rocksdb_writebatch_wi_iterate(wbi, &pos, CheckPut, CheckDel);
CheckCondition(pos == 3);
rocksdb_writebatch_wi_clear(wbi);
rocksdb_writebatch_wi_destroy(wbi);
}
StartPhase("writebatch_wi_vectors");
{
rocksdb_writebatch_wi_t* wb = rocksdb_writebatch_wi_create(0, 1);
const char* k_list[2] = { "z", "ap" };
const size_t k_sizes[2] = { 1, 2 };
const char* v_list[3] = { "x", "y", "z" };
const size_t v_sizes[3] = { 1, 1, 1 };
rocksdb_writebatch_wi_putv(wb, 2, k_list, k_sizes, 3, v_list, v_sizes);
rocksdb_write_writebatch_wi(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "zap", "xyz");
rocksdb_writebatch_wi_delete(wb, "zap", 3);
rocksdb_write_writebatch_wi(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "zap", NULL);
rocksdb_writebatch_wi_destroy(wb);
}
StartPhase("writebatch_wi_savepoint");
{
rocksdb_writebatch_wi_t* wb = rocksdb_writebatch_wi_create(0, 1);
rocksdb_writebatch_wi_set_save_point(wb);
const char* k_list[2] = {"z", "ap"};
const size_t k_sizes[2] = {1, 2};
const char* v_list[3] = {"x", "y", "z"};
const size_t v_sizes[3] = {1, 1, 1};
rocksdb_writebatch_wi_putv(wb, 2, k_list, k_sizes, 3, v_list, v_sizes);
rocksdb_writebatch_wi_rollback_to_save_point(wb, &err);
CheckNoError(err);
rocksdb_write_writebatch_wi(db, woptions, wb, &err);
CheckNoError(err);
CheckGet(db, roptions, "zap", NULL);
rocksdb_writebatch_wi_destroy(wb);
}
StartPhase("iter");
{
rocksdb_iterator_t* iter = rocksdb_create_iterator(db, roptions);
CheckCondition(!rocksdb_iter_valid(iter));
rocksdb_iter_seek_to_first(iter);
CheckCondition(rocksdb_iter_valid(iter));
CheckIter(iter, "box", "c");
rocksdb_iter_next(iter);
CheckIter(iter, "foo", "hello");
rocksdb_iter_prev(iter);
CheckIter(iter, "box", "c");
rocksdb_iter_prev(iter);
CheckCondition(!rocksdb_iter_valid(iter));
rocksdb_iter_seek_to_last(iter);
CheckIter(iter, "foo", "hello");
rocksdb_iter_seek(iter, "b", 1);
CheckIter(iter, "box", "c");
rocksdb_iter_seek_for_prev(iter, "g", 1);
CheckIter(iter, "foo", "hello");
rocksdb_iter_seek_for_prev(iter, "box", 3);
CheckIter(iter, "box", "c");
rocksdb_iter_get_error(iter, &err);
CheckNoError(err);
rocksdb_iter_destroy(iter);
}
StartPhase("wbwi_iter");
{
rocksdb_iterator_t* base_iter = rocksdb_create_iterator(db, roptions);
rocksdb_writebatch_wi_t* wbi = rocksdb_writebatch_wi_create(0, 1);
rocksdb_writebatch_wi_put(wbi, "bar", 3, "b", 1);
rocksdb_writebatch_wi_delete(wbi, "foo", 3);
rocksdb_iterator_t* iter =
rocksdb_writebatch_wi_create_iterator_with_base(wbi, base_iter);
CheckCondition(!rocksdb_iter_valid(iter));
rocksdb_iter_seek_to_first(iter);
CheckCondition(rocksdb_iter_valid(iter));
CheckIter(iter, "bar", "b");
rocksdb_iter_next(iter);
CheckIter(iter, "box", "c");
rocksdb_iter_prev(iter);
CheckIter(iter, "bar", "b");
rocksdb_iter_prev(iter);
CheckCondition(!rocksdb_iter_valid(iter));
rocksdb_iter_seek_to_last(iter);
CheckIter(iter, "box", "c");
rocksdb_iter_seek(iter, "b", 1);
CheckIter(iter, "bar", "b");
rocksdb_iter_seek_for_prev(iter, "c", 1);
CheckIter(iter, "box", "c");
rocksdb_iter_seek_for_prev(iter, "box", 3);
CheckIter(iter, "box", "c");
rocksdb_iter_get_error(iter, &err);
CheckNoError(err);
rocksdb_iter_destroy(iter);
rocksdb_writebatch_wi_destroy(wbi);
}
StartPhase("multiget");
{
const char* keys[3] = { "box", "foo", "notfound" };
const size_t keys_sizes[3] = { 3, 3, 8 };
char* vals[3];
size_t vals_sizes[3];
char* errs[3];
rocksdb_multi_get(db, roptions, 3, keys, keys_sizes, vals, vals_sizes, errs);
int i;
for (i = 0; i < 3; i++) {
CheckEqual(NULL, errs[i], 0);
switch (i) {
case 0:
CheckEqual("c", vals[i], vals_sizes[i]);
break;
case 1:
CheckEqual("hello", vals[i], vals_sizes[i]);
break;
case 2:
CheckEqual(NULL, vals[i], vals_sizes[i]);
break;
}
Free(&vals[i]);
}
}
StartPhase("pin_get");
{
CheckPinGet(db, roptions, "box", "c");
CheckPinGet(db, roptions, "foo", "hello");
CheckPinGet(db, roptions, "notfound", NULL);
}
StartPhase("approximate_sizes");
{
int i;
int n = 20000;
char keybuf[100];
char valbuf[100];
uint64_t sizes[2];
const char* start[2] = { "a", "k00000000000000010000" };
size_t start_len[2] = { 1, 21 };
const char* limit[2] = { "k00000000000000010000", "z" };
size_t limit_len[2] = { 21, 1 };
rocksdb_writeoptions_set_sync(woptions, 0);
for (i = 0; i < n; i++) {
snprintf(keybuf, sizeof(keybuf), "k%020d", i);
snprintf(valbuf, sizeof(valbuf), "v%020d", i);
rocksdb_put(db, woptions, keybuf, strlen(keybuf), valbuf, strlen(valbuf),
&err);
CheckNoError(err);
}
rocksdb_approximate_sizes(db, 2, start, start_len, limit, limit_len, sizes);
CheckCondition(sizes[0] > 0);
CheckCondition(sizes[1] > 0);
}
StartPhase("property");
{
char* prop = rocksdb_property_value(db, "nosuchprop");
CheckCondition(prop == NULL);
prop = rocksdb_property_value(db, "rocksdb.stats");
CheckCondition(prop != NULL);
Free(&prop);
}