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/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
/*======
This file is part of PerconaFT.
Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
PerconaFT is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2,
as published by the Free Software Foundation.
PerconaFT 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 PerconaFT. If not, see <http://www.gnu.org/licenses/>.
----------------------------------------
PerconaFT is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License, version 3,
as published by the Free Software Foundation.
PerconaFT 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
======= */
#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
#include "test.h"
bool pf_called;
enum pin_evictor_test_type {
pin_in_memory,
pin_fetch,
pin_partial_fetch
};
static bool pf_req_callback(void* UU(ftnode_pv), void* UU(read_extraargs)) {
return true;
}
static int pf_callback(void* UU(ftnode_pv), void* UU(disk_data), void* UU(read_extraargs), int UU(fd), PAIR_ATTR* sizep) {
*sizep = make_pair_attr(8);
return 0;
}
static void
cachetable_test (enum pin_evictor_test_type test_type, bool nonblocking) {
const int test_limit = 7;
int r;
CACHETABLE ct;
toku_cachetable_create(&ct, test_limit, ZERO_LSN, nullptr);
evictor_test_helpers::set_hysteresis_limits(&ct->ev, test_limit, test_limit);
evictor_test_helpers::disable_ev_thread(&ct->ev);
const char *fname1 = TOKU_TEST_FILENAME;
unlink(fname1);
CACHEFILE f1;
r = toku_cachetable_openf(&f1, ct, fname1, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG|S_IRWXO); assert(r == 0);
void* v1;
CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL);
r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, wc, def_fetch, def_pf_req_callback, def_pf_callback, true, NULL);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
// at this point, we should have 8 bytes of data in a cachetable that supports 7
// adding data via get_and_pin or get_and_pin_nonblocking should induce eviction
uint64_t old_num_ev_runs = 0;
uint64_t new_num_ev_runs = 0;
if (test_type == pin_in_memory) {
old_num_ev_runs = evictor_test_helpers::get_num_eviction_runs(&ct->ev);
if (nonblocking) {
r = toku_cachetable_get_and_pin_nonblocking(f1, make_blocknum(1), 1, &v1, wc, def_fetch, def_pf_req_callback, def_pf_callback, PL_WRITE_EXPENSIVE, NULL, NULL);
assert_zero(r);
}
else {
r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, wc, def_fetch, def_pf_req_callback, def_pf_callback, true, NULL);
assert_zero(r);
}
new_num_ev_runs = evictor_test_helpers::get_num_eviction_runs(&ct->ev);
assert(new_num_ev_runs == old_num_ev_runs);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
assert_zero(r);
}
else if (test_type == pin_fetch) {
old_num_ev_runs = evictor_test_helpers::get_num_eviction_runs(&ct->ev);
if (nonblocking) {
r = toku_cachetable_get_and_pin_nonblocking(f1, make_blocknum(2), 2, &v1, wc, def_fetch, def_pf_req_callback, def_pf_callback, PL_WRITE_EXPENSIVE, NULL, NULL);
assert(r == TOKUDB_TRY_AGAIN);
new_num_ev_runs = evictor_test_helpers::get_num_eviction_runs(&ct->ev);
assert(new_num_ev_runs > old_num_ev_runs);
}
else {
r = toku_cachetable_get_and_pin(f1, make_blocknum(2), 2, &v1, wc, def_fetch, def_pf_req_callback, def_pf_callback, true, NULL);
assert_zero(r);
new_num_ev_runs = evictor_test_helpers::get_num_eviction_runs(&ct->ev);
assert(new_num_ev_runs > old_num_ev_runs);
r = toku_test_cachetable_unpin(f1, make_blocknum(2), 2, CACHETABLE_CLEAN, make_pair_attr(8));
assert_zero(r);
}
}
else if (test_type == pin_partial_fetch) {
old_num_ev_runs = evictor_test_helpers::get_num_eviction_runs(&ct->ev);
if (nonblocking) {
r = toku_cachetable_get_and_pin_nonblocking(f1, make_blocknum(1), 1, &v1, wc, def_fetch, pf_req_callback, pf_callback, PL_WRITE_EXPENSIVE, NULL, NULL);
assert(r == TOKUDB_TRY_AGAIN);
new_num_ev_runs = evictor_test_helpers::get_num_eviction_runs(&ct->ev);
assert(new_num_ev_runs > old_num_ev_runs);
}
else {
r = toku_cachetable_get_and_pin(f1, make_blocknum(1), 1, &v1, wc, def_fetch, pf_req_callback, pf_callback, true, NULL);
assert_zero(r);
new_num_ev_runs = evictor_test_helpers::get_num_eviction_runs(&ct->ev);
assert(new_num_ev_runs > old_num_ev_runs);
r = toku_test_cachetable_unpin(f1, make_blocknum(1), 1, CACHETABLE_CLEAN, make_pair_attr(8));
assert_zero(r);
}
}
else {
assert(false);
}
toku_cachetable_verify(ct);
toku_cachefile_close(&f1, false, ZERO_LSN);
toku_cachetable_close(&ct);
}
int
test_main(int argc, const char *argv[]) {
default_parse_args(argc, argv);
cachetable_test(pin_in_memory, true);
cachetable_test(pin_fetch, true);
cachetable_test(pin_partial_fetch, true);
cachetable_test(pin_in_memory, false);
cachetable_test(pin_fetch, false);
cachetable_test(pin_partial_fetch, false);
return 0;
}
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