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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 DATABASE_MODEL_H
#define DATABASE_MODEL_H
#include <map>
#include <string>
namespace test_harness {
/* Key/Value type. */
typedef std::string key_value_t;
/* Representation of key states. */
struct key_t {
bool exists;
};
/* Iterator type used to iterate over keys that are stored in the data model. */
typedef std::map<test_harness::key_value_t, test_harness::key_t>::const_iterator keys_iterator_t;
/* Representation of a value. */
struct value_t {
key_value_t value;
};
/* A collection is made of mapped Key objects. */
struct collection_t {
std::map<key_value_t, key_t> keys;
std::map<key_value_t, value_t> *values = {nullptr};
};
/* Representation of the collections in memory. */
class database {
public:
const keys_iterator_t
get_collection_keys_begin(const std::string &collection_name) const
{
return (collections.at(collection_name).keys.begin());
}
const keys_iterator_t
get_collection_keys_end(const std::string &collection_name) const
{
return (collections.at(collection_name).keys.end());
}
const std::vector<std::string>
get_collection_names() const
{
std::vector<std::string> collection_names;
for (auto const &it : collections)
collection_names.push_back(it.first);
return (collection_names);
}
std::map<std::string, collection_t> collections;
};
} // namespace test_harness
#endif
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