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 // The purpose of this test is to verify that certain information in the
42 // ft_header is properly serialized and deserialized.
43 
44 
45 static TOKUTXN const null_txn = 0;
46 
test_header(void)47 static void test_header (void) {
48     FT_HANDLE t;
49     int r;
50     CACHETABLE ct;
51     const char *fname = TOKU_TEST_FILENAME;
52 
53     // First create dictionary
54     toku_cachetable_create(&ct, 0, ZERO_LSN, nullptr);
55     unlink(fname);
56     r = toku_open_ft_handle(fname, 1, &t, 1024, 256, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, toku_builtin_compare_fun);
57     assert(r==0);
58     // now insert some info into the header
59     FT ft = t->ft;
60     ft->h->set_dirty();
61     // cast away const because we actually want to fiddle with the header
62     // in this test
63     *((int *) &ft->h->layout_version_original) = 13;
64     ft->layout_version_read_from_disk = 14;
65     *((uint32_t *) &ft->h->build_id_original) = 1234;
66     ft->in_memory_stats          = (STAT64INFO_S) {10, 11};
67     ft->h->on_disk_stats            = (STAT64INFO_S) {20, 21};
68     r = toku_close_ft_handle_nolsn(t, 0);     assert(r==0);
69     toku_cachetable_close(&ct);
70 
71     // Now read dictionary back into memory and examine some header fields
72     toku_cachetable_create(&ct, 0, ZERO_LSN, nullptr);
73     r = toku_open_ft_handle(fname, 0, &t, 1024, 256, TOKU_DEFAULT_COMPRESSION_METHOD, ct, null_txn, toku_builtin_compare_fun);
74     assert(r==0);
75 
76     ft = t->ft;
77     STAT64INFO_S expected_stats = {20, 21};  // on checkpoint, on_disk_stats copied to ft->checkpoint_header->on_disk_stats
78     assert(ft->h->layout_version == FT_LAYOUT_VERSION);
79     assert(ft->h->layout_version_original == 13);
80     assert(ft->layout_version_read_from_disk == FT_LAYOUT_VERSION);
81     assert(ft->h->build_id_original == 1234);
82     assert(ft->in_memory_stats.numrows == expected_stats.numrows);
83     assert(ft->h->on_disk_stats.numbytes  == expected_stats.numbytes);
84     r = toku_close_ft_handle_nolsn(t, 0);     assert(r==0);
85     toku_cachetable_close(&ct);
86 }
87 
88 int
test_main(int argc,const char * argv[])89 test_main (int argc , const char *argv[]) {
90     default_parse_args(argc, argv);
91     test_header();
92     test_header(); /* Make sure it works twice. Redundant, but it's a very cheap test. */
93     if (verbose) printf("test_header ok\n");
94     return 0;
95 }
96