1 | /* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. |
2 | |
3 | This program is free software; you can redistribute it and/or modify |
4 | it under the terms of the GNU General Public License as published by |
5 | the Free Software Foundation; version 2 of the License. |
6 | |
7 | This program is distributed in the hope that it will be useful, |
8 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
9 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
10 | GNU General Public License for more details. |
11 | |
12 | You should have received a copy of the GNU General Public License |
13 | along with this program; if not, write to the Free Software |
14 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ |
15 | |
16 | /* Test av heap-database */ |
17 | /* Programmet skapar en heap-databas. Till denna skrivs ett antal poster. |
18 | Databasen st{ngs. D{refter |ppnas den p} nytt och en del av posterna |
19 | raderas. |
20 | */ |
21 | |
22 | #include <my_global.h> |
23 | #include <my_sys.h> |
24 | #include <m_string.h> |
25 | #include "heap.h" |
26 | |
27 | static int get_options(int argc, char *argv[]); |
28 | |
29 | static int flag=0,verbose=0,remove_ant=0,flags[50]; |
30 | |
31 | int main(int argc, char **argv) |
32 | { |
33 | int i,j,error,deleted; |
34 | HP_INFO *file; |
35 | uchar record[128],key[32]; |
36 | const char *filename; |
37 | HP_KEYDEF keyinfo[10]; |
38 | HA_KEYSEG keyseg[4]; |
39 | HP_CREATE_INFO hp_create_info; |
40 | HP_SHARE *tmp_share; |
41 | my_bool unused; |
42 | MY_INIT(argv[0]); |
43 | |
44 | filename= "test1" ; |
45 | get_options(argc,argv); |
46 | |
47 | bzero(&hp_create_info, sizeof(hp_create_info)); |
48 | hp_create_info.max_table_size= 1024L*1024L; |
49 | hp_create_info.keys= 1; |
50 | hp_create_info.keydef= keyinfo; |
51 | hp_create_info.reclength= 30; |
52 | hp_create_info.max_records= (ulong) flag*100000L; |
53 | hp_create_info.min_records= 10UL; |
54 | |
55 | keyinfo[0].keysegs=1; |
56 | keyinfo[0].seg=keyseg; |
57 | keyinfo[0].algorithm= HA_KEY_ALG_HASH; |
58 | keyinfo[0].seg[0].type=HA_KEYTYPE_BINARY; |
59 | keyinfo[0].seg[0].start=1; |
60 | keyinfo[0].seg[0].length=6; |
61 | keyinfo[0].seg[0].charset= &my_charset_latin1; |
62 | keyinfo[0].seg[0].null_bit= 0; |
63 | keyinfo[0].flag = HA_NOSAME; |
64 | |
65 | deleted=0; |
66 | bzero((uchar*) flags,sizeof(flags)); |
67 | |
68 | printf("- Creating heap-file\n" ); |
69 | if (heap_create(filename, &hp_create_info, &tmp_share, &unused) || |
70 | !(file= heap_open(filename, 2))) |
71 | goto err; |
72 | printf("- Writing records:s\n" ); |
73 | strmov((char*) record," ..... key " ); |
74 | |
75 | for (i=49 ; i>=1 ; i-=2 ) |
76 | { |
77 | j=i%25 +1; |
78 | sprintf((char*) key,"%6d" ,j); |
79 | bmove(record+1,key,6); |
80 | error=heap_write(file,record); |
81 | if (heap_check_heap(file,0)) |
82 | { |
83 | puts("Heap keys crashed" ); |
84 | goto err; |
85 | } |
86 | flags[j]=1; |
87 | if (verbose || error) printf("J= %2d heap_write: %d my_errno: %d\n" , |
88 | j,error,my_errno); |
89 | } |
90 | if (heap_close(file)) |
91 | goto err; |
92 | printf("- Reopening file\n" ); |
93 | if (!(file=heap_open(filename, 2))) |
94 | goto err; |
95 | |
96 | printf("- Removing records\n" ); |
97 | for (i=1 ; i<=10 ; i++) |
98 | { |
99 | if (i == remove_ant) { (void) heap_close(file); return (0) ; } |
100 | sprintf((char*) key,"%6d" ,(j=(int) ((rand() & 32767)/32767.*25))); |
101 | if ((error = heap_rkey(file,record,0,key,6,HA_READ_KEY_EXACT))) |
102 | { |
103 | if (verbose || (flags[j] == 1 || |
104 | (error && my_errno != HA_ERR_KEY_NOT_FOUND))) |
105 | printf("key: %s rkey: %3d my_errno: %3d\n" ,(char*) key,error,my_errno); |
106 | } |
107 | else |
108 | { |
109 | error=heap_delete(file,record); |
110 | if (error || verbose) |
111 | printf("key: %s delete: %d my_errno: %d\n" ,(char*) key,error,my_errno); |
112 | flags[j]=0; |
113 | if (! error) |
114 | deleted++; |
115 | } |
116 | if (heap_check_heap(file,0)) |
117 | { |
118 | puts("Heap keys crashed" ); |
119 | goto err; |
120 | } |
121 | } |
122 | |
123 | printf("- Reading records with key\n" ); |
124 | for (i=1 ; i<=25 ; i++) |
125 | { |
126 | sprintf((char*) key,"%6d" ,i); |
127 | bmove(record+1,key,6); |
128 | my_errno=0; |
129 | error=heap_rkey(file,record,0,key,6,HA_READ_KEY_EXACT); |
130 | if (verbose || |
131 | (error == 0 && flags[i] != 1) || |
132 | (error && (flags[i] != 0 || my_errno != HA_ERR_KEY_NOT_FOUND))) |
133 | { |
134 | printf("key: %s rkey: %3d my_errno: %3d record: %s\n" , |
135 | (char*) key,error,my_errno,record+1); |
136 | } |
137 | } |
138 | |
139 | if (heap_close(file) || hp_panic(HA_PANIC_CLOSE)) |
140 | goto err; |
141 | my_end(MY_GIVE_INFO); |
142 | return(0); |
143 | err: |
144 | printf("got error: %d when using heap-database\n" ,my_errno); |
145 | return(1); |
146 | } /* main */ |
147 | |
148 | |
149 | /* Read options */ |
150 | |
151 | static int get_options(int argc, char **argv) |
152 | { |
153 | char *pos; |
154 | |
155 | while (--argc >0 && *(pos = *(++argv)) == '-' ) { |
156 | switch(*++pos) { |
157 | case 'B': /* Big file */ |
158 | flag=1; |
159 | break; |
160 | case 'v': /* verbose */ |
161 | verbose=1; |
162 | break; |
163 | case 'm': |
164 | remove_ant=atoi(++pos); |
165 | break; |
166 | case 'V': |
167 | printf("hp_test1 Ver 3.0 \n" ); |
168 | exit(0); |
169 | case '#': |
170 | DBUG_PUSH (++pos); |
171 | break; |
172 | } |
173 | } |
174 | return 0; |
175 | } /* get options */ |
176 | |