You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
119 lines
3.9 KiB
119 lines
3.9 KiB
#ifndef FAKE_KEY_INCLUDED
|
|
#define FAKE_KEY_INCLUDED
|
|
|
|
/*
|
|
Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License, version 2.0,
|
|
as published by the Free Software Foundation.
|
|
|
|
This program is also distributed with certain software (including
|
|
but not limited to OpenSSL) that is licensed under separate terms,
|
|
as designated in a particular file or component or in included license
|
|
documentation. The authors of MySQL hereby grant you an additional
|
|
permission to link the program and your derivative works with the
|
|
separately licensed software that they have included with MySQL.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License, version 2.0, for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
|
|
|
|
#include "my_config.h"
|
|
|
|
#include <gtest/gtest.h>
|
|
|
|
#include "my_dbug.h"
|
|
#include "sql/key.h" // KEY
|
|
|
|
/**
|
|
A fake class to make it easy to set up a KEY object.
|
|
|
|
Note that in this version the KEY object is only initialized with necessary
|
|
information to do operations on rec_per_key.
|
|
*/
|
|
|
|
class Fake_KEY : public KEY {
|
|
public:
|
|
/**
|
|
Initialize the KEY object.
|
|
|
|
Only member variables needed for the rec_per_key interface are
|
|
currently initialized.
|
|
|
|
@param key_parts_arg number of key parts this index should have
|
|
@param unique unique or non-unique key
|
|
*/
|
|
Fake_KEY(unsigned int key_parts_arg, bool unique) {
|
|
init(key_parts_arg, key_parts_arg, unique);
|
|
}
|
|
|
|
/**
|
|
Initialize the KEY object.
|
|
|
|
Only member variables needed for the rec_per_key interface are
|
|
currently initialized.
|
|
|
|
@param user_defined_key_parts_arg number of key parts defined for index
|
|
@param actual_key_parts_arg number of additional primary key parts
|
|
included in index
|
|
@param unique unique or non-unique key
|
|
*/
|
|
Fake_KEY(unsigned int user_defined_parts_arg,
|
|
unsigned int actual_key_parts_arg, bool unique) {
|
|
init(user_defined_parts_arg, actual_key_parts_arg, unique);
|
|
}
|
|
|
|
~Fake_KEY() {
|
|
// free the memory for the two rec_per_key arrays
|
|
delete[] m_rec_per_key;
|
|
delete[] m_rec_per_key_float;
|
|
}
|
|
|
|
private:
|
|
/**
|
|
Initialize the KEY object.
|
|
|
|
Only member variables needed for the rec_per_key interface are
|
|
currently initialized.
|
|
|
|
@param user_defined_key_parts_arg number of key parts defined for index
|
|
@param actual_key_parts_arg number of additional primary key parts
|
|
included in index
|
|
@param unique unique or non-unique key
|
|
*/
|
|
void init(unsigned int user_defined_key_parts_arg,
|
|
unsigned int actual_key_parts_arg, bool unique) {
|
|
DBUG_ASSERT(user_defined_key_parts_arg > 0);
|
|
DBUG_ASSERT(actual_key_parts_arg > 0);
|
|
|
|
flags = 0;
|
|
if (unique) flags |= HA_NOSAME;
|
|
actual_flags = flags;
|
|
|
|
user_defined_key_parts = user_defined_key_parts_arg;
|
|
actual_key_parts = actual_key_parts_arg;
|
|
|
|
// Allocate memory for the two rec_per_key arrays
|
|
m_rec_per_key = new ulong[actual_key_parts];
|
|
m_rec_per_key_float = new rec_per_key_t[actual_key_parts];
|
|
set_rec_per_key_array(m_rec_per_key, m_rec_per_key_float);
|
|
|
|
// Initialize the rec_per_key arrays with default/unknown value
|
|
for (uint kp = 0; kp < actual_key_parts; kp++) {
|
|
rec_per_key[kp] = 0;
|
|
set_records_per_key(kp, REC_PER_KEY_UNKNOWN);
|
|
}
|
|
}
|
|
|
|
// Storage for the two records per key arrays
|
|
ulong *m_rec_per_key;
|
|
rec_per_key_t *m_rec_per_key_float;
|
|
};
|
|
|
|
#endif /* FAKE_KEY_INCLUDED */
|
|
|