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/** @file api_scalability.cc
* @brief Tests of scalability.
*/
/* Copyright (C) 2008,2009,2011,2013,2015 Olly Betts
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* 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 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 <config.h>
#include "api_scalability.h"
#include "apitest.h"
#include "cputimer.h"
#include "scalability.h"
#include "str.h"
#include "testsuite.h"
#include "testutils.h"
#include <xapian.h>
using namespace std;
static double
bigoaddvalue1_helper(unsigned num_values)
{
Xapian::WritableDatabase db = get_writable_database();
Xapian::Document doc;
for (unsigned i = 0; i < num_values; ++i) {
doc.add_value(i, "moo");
}
CPUTimer timer;
db.add_document(doc);
db.commit();
return timer.get_time();
}
DEFINE_TESTCASE(bigoaddvalue1, writable) {
// O(n*n) is bad, but O(n*log(n)) is acceptable.
test_scalability(bigoaddvalue1_helper, 5000, O_N_LOG_N);
return true;
}
static double
querypairwise1_helper(unsigned num_subqs)
{
CPUTimer timer;
for (int c = 0; c < 100; ++c) {
Xapian::Query q("xxx");
for (unsigned i = 0; i < num_subqs; ++i) {
q = Xapian::Query(q.OP_OR, q, Xapian::Query(str(i)));
}
}
return timer.get_time();
}
// Check that composing queries pairwise is O(n).
DEFINE_TESTCASE(querypairwise1, !backend) {
test_scalability(querypairwise1_helper, 50, O_N);
return true;
}
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