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/*-
* Public Domain 2014-present MongoDB, Inc.
* Public Domain 2008-2014 WiredTiger, Inc.
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef CONFIGURATION_H
#define CONFIGURATION_H
extern "C" {
#include "test_util.h"
}
namespace test_harness {
class configuration {
public:
configuration(const std::string &test_config_name, const std::string &config) : _config(config)
{
int ret = wiredtiger_test_config_validate(
nullptr, nullptr, test_config_name.c_str(), config.c_str());
if (ret != 0)
throw std::invalid_argument(
"failed to validate given config, ensure test config exists");
if (wiredtiger_config_parser_open(
nullptr, config.c_str(), config.size(), &_config_parser) != 0)
throw std::invalid_argument(
"failed to create configuration parser for provided config");
}
configuration(const WT_CONFIG_ITEM &nested)
{
if (nested.type != WT_CONFIG_ITEM::WT_CONFIG_ITEM_STRUCT)
throw std::invalid_argument("provided config item isn't a structure");
int ret = wiredtiger_config_parser_open(nullptr, nested.str, nested.len, &_config_parser);
if (ret != 0)
throw std::invalid_argument(
"failed to create configuration parser for provided sub config");
}
~configuration()
{
if (_config_parser != nullptr) {
_config_parser->close(_config_parser);
_config_parser = nullptr;
}
}
const std::string &
get_config() const
{
return (_config);
}
/*
* Wrapper functions for retrieving basic configuration values. Ideally the tests can avoid
* using the config item struct provided by wiredtiger. However if they still wish to use it the
* get and next functions can be used.
*/
int
get_string(const std::string &key, std::string &value) const
{
WT_CONFIG_ITEM temp_value;
testutil_check(_config_parser->get(_config_parser, key.c_str(), &temp_value));
if (temp_value.type != WT_CONFIG_ITEM::WT_CONFIG_ITEM_STRING ||
temp_value.type != WT_CONFIG_ITEM::WT_CONFIG_ITEM_ID)
return (-1);
value = std::string(temp_value.str, temp_value.len);
return (0);
}
int
get_bool(const std::string &key, bool &value) const
{
WT_CONFIG_ITEM temp_value;
testutil_check(_config_parser->get(_config_parser, key.c_str(), &temp_value));
if (temp_value.type != WT_CONFIG_ITEM::WT_CONFIG_ITEM_BOOL)
return (-1);
value = (temp_value.val != 0);
return (0);
}
int
get_int(const std::string &key, int64_t &value) const
{
WT_CONFIG_ITEM temp_value;
testutil_check(_config_parser->get(_config_parser, key.c_str(), &temp_value));
if (temp_value.type != WT_CONFIG_ITEM::WT_CONFIG_ITEM_NUM)
return (-1);
value = temp_value.val;
return (0);
}
/*
* Basic configuration parsing helper functions.
*/
int
next(WT_CONFIG_ITEM *key, WT_CONFIG_ITEM *value) const
{
return (_config_parser->next(_config_parser, key, value));
}
int
get(const std::string &key, WT_CONFIG_ITEM *value) const
{
return (_config_parser->get(_config_parser, key.c_str(), value));
}
private:
std::string _config;
WT_CONFIG_PARSER *_config_parser;
};
} // namespace test_harness
#endif
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