1 /* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 // vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
3 #ident "$Id$"
4 /*======
5 This file is part of PerconaFT.
6
7
8 Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
9
10 PerconaFT is free software: you can redistribute it and/or modify
11 it under the terms of the GNU General Public License, version 2,
12 as published by the Free Software Foundation.
13
14 PerconaFT is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
21
22 ----------------------------------------
23
24 PerconaFT is free software: you can redistribute it and/or modify
25 it under the terms of the GNU Affero General Public License, version 3,
26 as published by the Free Software Foundation.
27
28 PerconaFT is distributed in the hope that it will be useful,
29 but WITHOUT ANY WARRANTY; without even the implied warranty of
30 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
31 GNU Affero General Public License for more details.
32
33 You should have received a copy of the GNU Affero General Public License
34 along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
35 ======= */
36
37 #ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
38
39 #include "test.h"
40
41 //
42 // This test verifies that the cleaner thread doesn't call the callback if
43 // nothing needs flushing.
44 //
45
46 CACHEFILE f1;
47 bool my_cleaner_callback_called;
48
49 static int
my_cleaner_callback(void * UU (ftnode_pv),BLOCKNUM UU (blocknum),uint32_t UU (fullhash),void * UU (extraargs))50 my_cleaner_callback(
51 void* UU(ftnode_pv),
52 BLOCKNUM UU(blocknum),
53 uint32_t UU(fullhash),
54 void* UU(extraargs)
55 )
56 {
57 assert(blocknum.b == 100); // everything is pinned so this should never be called
58 assert(fullhash == 100);
59 PAIR_ATTR attr = make_pair_attr(8);
60 attr.cache_pressure_size = 100;
61 int r = toku_test_cachetable_unpin(f1, make_blocknum(100), 100, CACHETABLE_CLEAN, attr);
62 my_cleaner_callback_called = true;
63 return r;
64 }
65
66 static void
run_test(void)67 run_test (void) {
68 const int test_limit = 1000;
69 int r;
70 CACHETABLE ct;
71 toku_cachetable_create(&ct, test_limit, ZERO_LSN, nullptr);
72 toku_set_cleaner_period(ct, 1);
73 my_cleaner_callback_called = false;
74
75 const char *fname1 = TOKU_TEST_FILENAME;
76 unlink(fname1);
77 r = toku_cachetable_openf(&f1, ct, fname1, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG|S_IRWXO); assert(r == 0);
78
79 void* vs[5];
80 CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL);
81 wc.cleaner_callback = my_cleaner_callback;
82 r = toku_cachetable_get_and_pin(f1, make_blocknum(100), 100, &vs[4],
83 wc,
84 def_fetch,
85 def_pf_req_callback,
86 def_pf_callback,
87 true,
88 NULL);
89 PAIR_ATTR attr = make_pair_attr(8);
90 attr.cache_pressure_size = 100;
91 r = toku_test_cachetable_unpin(f1, make_blocknum(100), 100, CACHETABLE_CLEAN, attr);
92
93 for (int i = 0; i < 4; ++i) {
94 r = toku_cachetable_get_and_pin(f1, make_blocknum(i+1), i+1, &vs[i],
95 wc,
96 def_fetch,
97 def_pf_req_callback,
98 def_pf_callback,
99 true,
100 NULL);
101 assert_zero(r);
102 // set cachepressure_size to 0
103 attr = make_pair_attr(8);
104 attr.cache_pressure_size = 0;
105 r = toku_test_cachetable_unpin(f1, make_blocknum(i+1), i+1, CACHETABLE_CLEAN, attr);
106 assert_zero(r);
107 }
108
109 usleep(4000000);
110 assert(my_cleaner_callback_called);
111
112 toku_cachetable_verify(ct);
113 toku_cachefile_close(&f1, false, ZERO_LSN);
114 toku_cachetable_close(&ct);
115 }
116
117 int
test_main(int argc,const char * argv[])118 test_main(int argc, const char *argv[]) {
119 default_parse_args(argc, argv);
120 run_test();
121 return 0;
122 }
123