mirror of
https://github.com/MariaDB/server.git
synced 2025-08-01 03:47:19 +03:00
Import changeset
This commit is contained in:
bk@work.mysql.com
187
heap/hp_test1.c
Normal file
187
heap/hp_test1.c
Normal file
@ -0,0 +1,187 @@
|
||||
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
|
||||
|
||||
This program is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
This program 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 this program; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
|
||||
|
||||
/* Test av heap-database */
|
||||
/* Programmet skapar en heap-databas. Till denna skrivs ett antal poster.
|
||||
Databasen st{ngs. D{refter |ppnas den p} nytt och en del av posterna
|
||||
raderas.
|
||||
*/
|
||||
|
||||
#include <global.h>
|
||||
#include <my_sys.h>
|
||||
#include <m_string.h>
|
||||
#include "heap.h"
|
||||
|
||||
static int get_options(int argc, char *argv[]);
|
||||
|
||||
static int flag=0,verbose=0,remove_ant=0,flags[50];
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
int i,j,error,deleted;
|
||||
HP_INFO *file;
|
||||
char record[128],key[32];
|
||||
const char *filename;
|
||||
HP_KEYDEF keyinfo[10];
|
||||
HP_KEYSEG keyseg[4];
|
||||
MY_INIT(argv[0]);
|
||||
|
||||
filename= "test1";
|
||||
get_options(argc,argv);
|
||||
|
||||
keyinfo[0].keysegs=1;
|
||||
keyinfo[0].seg=keyseg;
|
||||
keyinfo[0].seg[0].type=HA_KEYTYPE_BINARY;
|
||||
keyinfo[0].seg[0].start=1;
|
||||
keyinfo[0].seg[0].length=6;
|
||||
keyinfo[0].flag = HA_NOSAME;
|
||||
|
||||
deleted=0;
|
||||
bzero((gptr) flags,sizeof(flags));
|
||||
|
||||
printf("- Creating heap-file\n");
|
||||
heap_create(filename);
|
||||
if (!(file=heap_open(filename,2,1,keyinfo,30,(ulong) flag*100000l,10l)))
|
||||
goto err;
|
||||
printf("- Writing records:s\n");
|
||||
strmov(record," ..... key ");
|
||||
|
||||
for (i=49 ; i>=1 ; i-=2 )
|
||||
{
|
||||
j=i%25 +1;
|
||||
sprintf(key,"%6d",j);
|
||||
bmove(record+1,key,6);
|
||||
error=heap_write(file,record);
|
||||
if (heap_check_heap(file))
|
||||
{
|
||||
puts("Heap keys crashed");
|
||||
goto err;
|
||||
}
|
||||
flags[j]=1;
|
||||
if (verbose || error) printf("J= %2d heap_write: %d my_errno: %d\n",
|
||||
j,error,my_errno);
|
||||
}
|
||||
if (heap_close(file))
|
||||
goto err;
|
||||
printf("- Reopening file\n");
|
||||
if (!(file=heap_open(filename,2,1,keyinfo,30,(ulong) flag*100000l,10l)))
|
||||
goto err;
|
||||
|
||||
printf("- Removing records\n");
|
||||
for (i=1 ; i<=10 ; i++)
|
||||
{
|
||||
if (i == remove_ant) { VOID(heap_close(file)) ; return (0) ; }
|
||||
sprintf(key,"%6d",(j=(int) ((rand() & 32767)/32767.*25)));
|
||||
if ((error = heap_rkey(file,record,0,key)))
|
||||
{
|
||||
if (verbose || (flags[j] == 1 ||
|
||||
(error && my_errno != HA_ERR_KEY_NOT_FOUND)))
|
||||
printf("key: %s rkey: %3d my_errno: %3d\n",key,error,my_errno);
|
||||
}
|
||||
else
|
||||
{
|
||||
error=heap_delete(file,record);
|
||||
if (error || verbose)
|
||||
printf("key: %s delete: %d my_errno: %d\n",key,error,my_errno);
|
||||
flags[j]=0;
|
||||
if (! error)
|
||||
deleted++;
|
||||
}
|
||||
if (heap_check_heap(file))
|
||||
{
|
||||
puts("Heap keys crashed");
|
||||
goto err;
|
||||
}
|
||||
}
|
||||
|
||||
printf("- Reading records with key\n");
|
||||
for (i=1 ; i<=25 ; i++)
|
||||
{
|
||||
sprintf(key,"%6d",i);
|
||||
bmove(record+1,key,6);
|
||||
my_errno=0;
|
||||
error=heap_rkey(file,record,0,key);
|
||||
if (verbose ||
|
||||
(error == 0 && flags[i] != 1) ||
|
||||
(error && (flags[i] != 0 || my_errno != HA_ERR_KEY_NOT_FOUND)))
|
||||
{
|
||||
printf("key: %s rkey: %3d my_errno: %3d record: %s\n",
|
||||
key,error,my_errno,record+1);
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef OLD_HEAP_VERSION
|
||||
{
|
||||
int found;
|
||||
printf("- Reading records with position\n");
|
||||
for (i=1,found=0 ; i <= 30 ; i++)
|
||||
{
|
||||
my_errno=0;
|
||||
if ((error=heap_rrnd(file,record,i == 1 ? 0L : (ulong) -1)) ==
|
||||
HA_ERR_END_OF_FILE)
|
||||
{
|
||||
if (found != 25-deleted)
|
||||
printf("Found only %d of %d records\n",found,25-deleted);
|
||||
break;
|
||||
}
|
||||
if (!error)
|
||||
found++;
|
||||
if (verbose || (error != 0 && error != HA_ERR_RECORD_DELETED))
|
||||
{
|
||||
printf("pos: %2d ni_rrnd: %3d my_errno: %3d record: %s\n",
|
||||
i-1,error,my_errno,record+1);
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
if (heap_close(file) || heap_panic(HA_PANIC_CLOSE))
|
||||
goto err;
|
||||
my_end(MY_GIVE_INFO);
|
||||
return(0);
|
||||
err:
|
||||
printf("got error: %d when using heap-database\n",my_errno);
|
||||
return(1);
|
||||
} /* main */
|
||||
|
||||
|
||||
/* Read options */
|
||||
|
||||
static int get_options(int argc, char **argv)
|
||||
{
|
||||
char *pos;
|
||||
|
||||
while (--argc >0 && *(pos = *(++argv)) == '-' ) {
|
||||
switch(*++pos) {
|
||||
case 'B': /* Big file */
|
||||
flag=1;
|
||||
break;
|
||||
case 'v': /* verbose */
|
||||
verbose=1;
|
||||
break;
|
||||
case 'm':
|
||||
remove_ant=atoi(++pos);
|
||||
break;
|
||||
case 'V':
|
||||
printf("hp_test1 Ver 3.0 \n");
|
||||
exit(0);
|
||||
case '#':
|
||||
DBUG_PUSH (++pos);
|
||||
break;
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
} /* get options */
|
||||
Reference in New Issue
Block a user