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 <toku_portability.h>
40 #include <string.h>
41 
42 #include "test.h"
43 
44 #include "ft/ule.h"
45 #include "ft/ule-internal.h"
46 
init_empty_ule(ULE ule)47 static void init_empty_ule(ULE ule) {
48     ule->num_cuxrs = 0;
49     ule->num_puxrs = 0;
50     ule->uxrs = ule->uxrs_static;
51 }
52 
add_committed_entry(ULE ule,DBT * val,TXNID xid)53 static void add_committed_entry(ULE ule, DBT *val, TXNID xid) {
54     uint32_t index = ule->num_cuxrs;
55     ule->num_cuxrs++;
56     ule->uxrs[index].type   = XR_INSERT;
57     ule->uxrs[index].vallen = val->size;
58     ule->uxrs[index].valp   = val->data;
59     ule->uxrs[index].xid    = xid;
60 }
61 
62 //Test all the different things that can happen to a
63 //committed leafentry (logical equivalent of a committed insert).
64 static void
run_test(void)65 run_test(void) {
66     ULE_S ule_initial;
67     ULE ule = &ule_initial;
68     ule_initial.uxrs = ule_initial.uxrs_static;
69     int r;
70     DBT key;
71     DBT val;
72     uint64_t key_data = 1;
73     uint64_t val_data_one = 1;
74     uint64_t val_data_two = 2;
75     uint64_t val_data_three = 3;
76     uint32_t keysize = 8;
77     uint32_t valsize = 8;
78 
79     toku_fill_dbt(&key, &key_data, keysize);
80     toku_fill_dbt(&val, &val_data_one, valsize);
81 
82     // test case where we apply a message and the innermost child_id
83     // is the same as the innermost committed TXNID
84     XIDS root_xids = toku_xids_get_root_xids();
85     TXNID root_txnid = 1000;
86     TXNID child_id = 10;
87     XIDS msg_xids_1;
88     XIDS msg_xids_2;
89     r = toku_xids_create_child(root_xids, &msg_xids_1, root_txnid);
90     assert(r==0);
91     r = toku_xids_create_child(msg_xids_1, &msg_xids_2, child_id);
92     assert(r==0);
93 
94     init_empty_ule(&ule_initial);
95     add_committed_entry(&ule_initial, &val, 0);
96     val.data = &val_data_two;
97     // make the TXNID match the child id of xids
98     add_committed_entry(&ule_initial, &val, 10);
99 
100     // now do the application of xids to the ule
101     // do a commit
102     {
103         ft_msg msg(&key, &val, FT_COMMIT_ANY, ZERO_MSN, msg_xids_2);
104         test_msg_modify_ule(&ule_initial, msg);
105         assert(ule->num_cuxrs == 2);
106         assert(ule->uxrs[0].xid == TXNID_NONE);
107         assert(ule->uxrs[1].xid == 10);
108         assert(ule->uxrs[0].valp == &val_data_one);
109         assert(ule->uxrs[1].valp == &val_data_two);
110     }
111 
112     // do an abort
113     {
114         ft_msg msg(&key, &val, FT_ABORT_ANY, ZERO_MSN, msg_xids_2);
115         test_msg_modify_ule(&ule_initial, msg);
116         assert(ule->num_cuxrs == 2);
117         assert(ule->uxrs[0].xid == TXNID_NONE);
118         assert(ule->uxrs[1].xid == 10);
119         assert(ule->uxrs[0].valp == &val_data_one);
120         assert(ule->uxrs[1].valp == &val_data_two);
121     }
122 
123     // do an insert
124     val.data = &val_data_three;
125     {
126         ft_msg msg(&key, &val, FT_INSERT, ZERO_MSN, msg_xids_2);
127         test_msg_modify_ule(&ule_initial, msg);
128         // now that message applied, verify that things are good
129         assert(ule->num_cuxrs == 2);
130         assert(ule->num_puxrs == 2);
131         assert(ule->uxrs[0].xid == TXNID_NONE);
132         assert(ule->uxrs[1].xid == 10);
133         assert(ule->uxrs[2].xid == 1000);
134         assert(ule->uxrs[3].xid == 10);
135         assert(ule->uxrs[0].valp == &val_data_one);
136         assert(ule->uxrs[1].valp == &val_data_two);
137         assert(ule->uxrs[2].type == XR_PLACEHOLDER);
138         assert(ule->uxrs[3].valp == &val_data_three);
139     }
140 
141     toku_xids_destroy(&msg_xids_2);
142     toku_xids_destroy(&msg_xids_1);
143     toku_xids_destroy(&root_xids);
144 
145 }
146 
147 
148 int
test_main(int argc,const char * argv[])149 test_main (int argc __attribute__((__unused__)), const char *argv[] __attribute__((__unused__))) {
150     run_test();
151     return 0;
152 }
153 
154