mi_test2.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:30k
- /* 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 isam-databas: stor test */
- #ifndef USE_MY_FUNC /* We want to be able to dbug this !! */
- #define USE_MY_FUNC
- #endif
- #ifdef DBUG_OFF
- #undef DBUG_OFF
- #endif
- #ifndef SAFEMALLOC
- #define SAFEMALLOC
- #endif
- #include "myisamdef.h"
- #include <m_ctype.h>
- #define STANDARD_LENGTH 37
- #define MYISAM_KEYS 6
- #define MAX_PARTS 4
- #if !defined(MSDOS) && !defined(labs)
- #define labs(a) abs(a)
- #endif
- static void get_options(int argc, char *argv[]);
- static uint rnd(uint max_value);
- static void fix_length(byte *record,uint length);
- static void put_blob_in_record(char *blob_pos,char **blob_buffer);
- static void copy_key(struct st_myisam_info *info,uint inx,
- uchar *record,uchar *key);
- static int verbose=0,testflag=0,
- first_key=0,async_io=0,key_cacheing=0,write_cacheing=0,locking=0,
- rec_pointer_size=0,pack_fields=1,use_log=0,silent=0,
- opt_quick_mode=0;
- static int pack_seg=HA_SPACE_PACK,pack_type=HA_PACK_KEY,remove_count=-1,
- create_flag=0;
- static ulong key_cache_size=IO_SIZE*16;
- static uint key_cache_block_size= KEY_CACHE_BLOCK_SIZE;
- static uint keys=MYISAM_KEYS,recant=1000;
- static uint use_blob=0;
- static uint16 key1[1001],key3[5000];
- static char record[300],record2[300],key[100],key2[100],
- read_record[300],read_record2[300],read_record3[300];
- static HA_KEYSEG glob_keyseg[MYISAM_KEYS][MAX_PARTS];
- /* Test program */
- int main(int argc, char *argv[])
- {
- uint i;
- int j,n1,n2,n3,error,k;
- uint write_count,update,dupp_keys,opt_delete,start,length,blob_pos,
- reclength,ant,found_parts;
- my_off_t lastpos;
- ha_rows range_records,records;
- MI_INFO *file;
- MI_KEYDEF keyinfo[10];
- MI_COLUMNDEF recinfo[10];
- MI_ISAMINFO info;
- const char *filename;
- char *blob_buffer;
- MI_CREATE_INFO create_info;
- MY_INIT(argv[0]);
- filename= "test2";
- get_options(argc,argv);
- if (! async_io)
- my_disable_async_io=1;
- reclength=STANDARD_LENGTH+60+(use_blob ? 8 : 0);
- blob_pos=STANDARD_LENGTH+60;
- keyinfo[0].seg= &glob_keyseg[0][0];
- keyinfo[0].seg[0].start=0;
- keyinfo[0].seg[0].length=6;
- keyinfo[0].seg[0].type=HA_KEYTYPE_TEXT;
- keyinfo[0].seg[0].language= default_charset_info->number;
- keyinfo[0].seg[0].flag=(uint8) pack_seg;
- keyinfo[0].seg[0].null_bit=0;
- keyinfo[0].seg[0].null_pos=0;
- keyinfo[0].key_alg=HA_KEY_ALG_BTREE;
- keyinfo[0].keysegs=1;
- keyinfo[0].flag = pack_type;
- keyinfo[1].seg= &glob_keyseg[1][0];
- keyinfo[1].seg[0].start=7;
- keyinfo[1].seg[0].length=6;
- keyinfo[1].seg[0].type=HA_KEYTYPE_BINARY;
- keyinfo[1].seg[0].flag=0;
- keyinfo[1].seg[0].null_bit=0;
- keyinfo[1].seg[0].null_pos=0;
- keyinfo[1].seg[1].start=0; /* two part key */
- keyinfo[1].seg[1].length=6;
- keyinfo[1].seg[1].type=HA_KEYTYPE_NUM;
- keyinfo[1].seg[1].flag=HA_REVERSE_SORT;
- keyinfo[1].seg[1].null_bit=0;
- keyinfo[1].seg[1].null_pos=0;
- keyinfo[1].key_alg=HA_KEY_ALG_BTREE;
- keyinfo[1].keysegs=2;
- keyinfo[1].flag =0;
- keyinfo[2].seg= &glob_keyseg[2][0];
- keyinfo[2].seg[0].start=12;
- keyinfo[2].seg[0].length=8;
- keyinfo[2].seg[0].type=HA_KEYTYPE_BINARY;
- keyinfo[2].seg[0].flag=HA_REVERSE_SORT;
- keyinfo[2].seg[0].null_bit=0;
- keyinfo[2].seg[0].null_pos=0;
- keyinfo[2].key_alg=HA_KEY_ALG_BTREE;
- keyinfo[2].keysegs=1;
- keyinfo[2].flag =HA_NOSAME;
- keyinfo[3].seg= &glob_keyseg[3][0];
- keyinfo[3].seg[0].start=0;
- keyinfo[3].seg[0].length=reclength-(use_blob ? 8 : 0);
- keyinfo[3].seg[0].type=HA_KEYTYPE_TEXT;
- keyinfo[3].seg[0].language=default_charset_info->number;
- keyinfo[3].seg[0].flag=(uint8) pack_seg;
- keyinfo[3].seg[0].null_bit=0;
- keyinfo[3].seg[0].null_pos=0;
- keyinfo[3].key_alg=HA_KEY_ALG_BTREE;
- keyinfo[3].keysegs=1;
- keyinfo[3].flag = pack_type;
- keyinfo[4].seg= &glob_keyseg[4][0];
- keyinfo[4].seg[0].start=0;
- keyinfo[4].seg[0].length=5;
- keyinfo[4].seg[0].type=HA_KEYTYPE_TEXT;
- keyinfo[4].seg[0].language=default_charset_info->number;
- keyinfo[4].seg[0].flag=0;
- keyinfo[4].seg[0].null_bit=0;
- keyinfo[4].seg[0].null_pos=0;
- keyinfo[4].key_alg=HA_KEY_ALG_BTREE;
- keyinfo[4].keysegs=1;
- keyinfo[4].flag = pack_type;
- keyinfo[5].seg= &glob_keyseg[5][0];
- keyinfo[5].seg[0].start=0;
- keyinfo[5].seg[0].length=4;
- keyinfo[5].seg[0].type=HA_KEYTYPE_TEXT;
- keyinfo[5].seg[0].language=default_charset_info->number;
- keyinfo[5].seg[0].flag=pack_seg;
- keyinfo[5].seg[0].null_bit=0;
- keyinfo[5].seg[0].null_pos=0;
- keyinfo[5].key_alg=HA_KEY_ALG_BTREE;
- keyinfo[5].keysegs=1;
- keyinfo[5].flag = pack_type;
- recinfo[0].type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
- recinfo[0].length=7;
- recinfo[0].null_bit=0;
- recinfo[0].null_pos=0;
- recinfo[1].type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
- recinfo[1].length=5;
- recinfo[1].null_bit=0;
- recinfo[1].null_pos=0;
- recinfo[2].type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
- recinfo[2].length=9;
- recinfo[2].null_bit=0;
- recinfo[2].null_pos=0;
- recinfo[3].type=FIELD_NORMAL;
- recinfo[3].length=STANDARD_LENGTH-7-5-9-4;
- recinfo[3].null_bit=0;
- recinfo[3].null_pos=0;
- recinfo[4].type=pack_fields ? FIELD_SKIP_ZERO : 0;
- recinfo[4].length=4;
- recinfo[4].null_bit=0;
- recinfo[4].null_pos=0;
- recinfo[5].type=pack_fields ? FIELD_SKIP_ENDSPACE : 0;
- recinfo[5].length=60;
- recinfo[5].null_bit=0;
- recinfo[5].null_pos=0;
- if (use_blob)
- {
- recinfo[6].type=FIELD_BLOB;
- recinfo[6].length=4+mi_portable_sizeof_char_ptr;
- recinfo[6].null_bit=0;
- recinfo[6].null_pos=0;
- }
- write_count=update=dupp_keys=opt_delete=0;
- blob_buffer=0;
- for (i=1000 ; i>0 ; i--) key1[i]=0;
- for (i=4999 ; i>0 ; i--) key3[i]=0;
- if (!silent)
- printf("- Creating isam-filen");
- /* DBUG_PUSH(""); */
- /* my_delete(filename,MYF(0)); */ /* Remove old locks under gdb */
- file= 0;
- bzero((char*) &create_info,sizeof(create_info));
- create_info.max_rows=(ha_rows) (rec_pointer_size ?
- (1L << (rec_pointer_size*8))/
- reclength : 0);
- create_info.reloc_rows=(ha_rows) 100;
- if (mi_create(filename,keys,&keyinfo[first_key],
- use_blob ? 7 : 6, &recinfo[0],
- 0,(MI_UNIQUEDEF*) 0,
- &create_info,create_flag))
- goto err;
- if (use_log)
- mi_log(1);
- if (!(file=mi_open(filename,2,HA_OPEN_ABORT_IF_LOCKED)))
- goto err;
- if (!silent)
- printf("- Writing key:sn");
- if (key_cacheing)
- init_key_cache(dflt_key_cache,key_cache_block_size,key_cache_size,0,0);
- if (locking)
- mi_lock_database(file,F_WRLCK);
- if (write_cacheing)
- mi_extra(file,HA_EXTRA_WRITE_CACHE,0);
- if (opt_quick_mode)
- mi_extra(file,HA_EXTRA_QUICK,0);
- for (i=0 ; i < recant ; i++)
- {
- n1=rnd(1000); n2=rnd(100); n3=rnd(5000);
- sprintf(record,"%6d:%4d:%8d:Pos: %4d ",n1,n2,n3,write_count);
- int4store(record+STANDARD_LENGTH-4,(long) i);
- fix_length(record,(uint) STANDARD_LENGTH+rnd(60));
- put_blob_in_record(record+blob_pos,&blob_buffer);
- DBUG_PRINT("test",("record: %d",i));
- if (mi_write(file,record))
- {
- if (my_errno != HA_ERR_FOUND_DUPP_KEY || key3[n3] == 0)
- {
- printf("Error: %d in write at record: %dn",my_errno,i);
- goto err;
- }
- if (verbose) printf(" Double key: %dn",n3);
- }
- else
- {
- if (key3[n3] == 1 && first_key <3 && first_key+keys >= 3)
- {
- printf("Error: Didn't get error when writing second key: '%8d'n",n3);
- goto err;
- }
- write_count++; key1[n1]++; key3[n3]=1;
- }
- /* Check if we can find key without flushing database */
- if (i == recant/2)
- {
- for (j=rnd(1000)+1 ; j>0 && key1[j] == 0 ; j--) ;
- if (!j)
- for (j=999 ; j>0 && key1[j] == 0 ; j--) ;
- sprintf(key,"%6d",j);
- if (mi_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT))
- {
- printf("Test in loop: Can't find key: "%s"n",key);
- goto err;
- }
- }
- }
- if (testflag==1) goto end;
- if (write_cacheing)
- {
- if (mi_extra(file,HA_EXTRA_NO_CACHE,0))
- {
- puts("got error from mi_extra(HA_EXTRA_NO_CACHE)");
- goto end;
- }
- }
- if (key_cacheing)
- resize_key_cache(dflt_key_cache,key_cache_block_size,key_cache_size*2,0,0);
- if (!silent)
- printf("- Deleten");
- for (i=0 ; i<recant/10 ; i++)
- {
- for (j=rnd(1000)+1 ; j>0 && key1[j] == 0 ; j--) ;
- if (j != 0)
- {
- sprintf(key,"%6d",j);
- if (mi_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT))
- {
- printf("can't find key1: "%s"n",key);
- goto err;
- }
- if (opt_delete == (uint) remove_count) /* While testing */
- goto end;
- if (mi_delete(file,read_record))
- {
- printf("error: %d; can't delete record: "%s"n", my_errno,read_record);
- goto err;
- }
- opt_delete++;
- key1[atoi(read_record+keyinfo[0].seg[0].start)]--;
- key3[atoi(read_record+keyinfo[2].seg[0].start)]=0;
- }
- else
- puts("Warning: Skipping delete test because no dupplicate keys");
- }
- if (testflag==2) goto end;
- if (!silent)
- printf("- Updaten");
- for (i=0 ; i<recant/10 ; i++)
- {
- n1=rnd(1000); n2=rnd(100); n3=rnd(5000);
- sprintf(record2,"%6d:%4d:%8d:XXX: %4d ",n1,n2,n3,update);
- int4store(record2+STANDARD_LENGTH-4,(long) i);
- fix_length(record2,(uint) STANDARD_LENGTH+rnd(60));
- for (j=rnd(1000)+1 ; j>0 && key1[j] == 0 ; j--) ;
- if (j != 0)
- {
- sprintf(key,"%6d",j);
- if (mi_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT))
- {
- printf("can't find key1: "%s"n",key);
- goto err;
- }
- if (use_blob)
- {
- if (i & 1)
- put_blob_in_record(record+blob_pos,&blob_buffer);
- else
- bmove(record+blob_pos,read_record+blob_pos,8);
- }
- if (mi_update(file,read_record,record2))
- {
- if (my_errno != HA_ERR_FOUND_DUPP_KEY || key3[n3] == 0)
- {
- printf("error: %d; can't update:nFrom: "%s"nTo: "%s"n",
- my_errno,read_record,record2);
- goto err;
- }
- if (verbose)
- printf("Double key when tried to update:nFrom: "%s"nTo: "%s"n",record,record2);
- }
- else
- {
- key1[atoi(read_record+keyinfo[0].seg[0].start)]--;
- key3[atoi(read_record+keyinfo[2].seg[0].start)]=0;
- key1[n1]++; key3[n3]=1;
- update++;
- }
- }
- }
- if (testflag == 3)
- goto end;
- for (i=999, dupp_keys=j=0 ; i>0 ; i--)
- {
- if (key1[i] > dupp_keys)
- {
- dupp_keys=key1[i]; j=i;
- }
- }
- sprintf(key,"%6d",j);
- start=keyinfo[0].seg[0].start;
- length=keyinfo[0].seg[0].length;
- if (dupp_keys)
- {
- if (!silent)
- printf("- Same key: first - next -> last - prev -> firstn");
- DBUG_PRINT("progpos",("first - next -> last - prev -> first"));
- if (verbose) printf(" Using key: "%s" Keys: %dn",key,dupp_keys);
- if (mi_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT))
- goto err;
- if (mi_rsame(file,read_record2,-1))
- goto err;
- if (memcmp(read_record,read_record2,reclength) != 0)
- {
- printf("mi_rsame didn't find same recordn");
- goto end;
- }
- info.recpos=mi_position(file);
- if (mi_rfirst(file,read_record2,0) ||
- mi_rsame_with_pos(file,read_record2,0,info.recpos) ||
- memcmp(read_record,read_record2,reclength) != 0)
- {
- printf("mi_rsame_with_pos didn't find same recordn");
- goto end;
- }
- {
- int skr=mi_rnext(file,read_record2,0);
- if ((skr && my_errno != HA_ERR_END_OF_FILE) ||
- mi_rprev(file,read_record2,-1) ||
- memcmp(read_record,read_record2,reclength) != 0)
- {
- printf("mi_rsame_with_pos lost positionn");
- goto end;
- }
- }
- ant=1;
- while (mi_rnext(file,read_record2,0) == 0 &&
- memcmp(read_record2+start,key,length) == 0) ant++;
- if (ant != dupp_keys)
- {
- printf("next: Found: %d keys of %dn",ant,dupp_keys);
- goto end;
- }
- ant=0;
- while (mi_rprev(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys)
- {
- printf("prev: Found: %d records of %dn",ant,dupp_keys);
- goto end;
- }
- /* Check of mi_rnext_same */
- if (mi_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT))
- goto err;
- ant=1;
- while (!mi_rnext_same(file,read_record3) && ant < dupp_keys+10)
- ant++;
- if (ant != dupp_keys || my_errno != HA_ERR_END_OF_FILE)
- {
- printf("mi_rnext_same: Found: %d records of %dn",ant,dupp_keys);
- goto end;
- }
- }
- if (!silent)
- printf("- All keys: first - next -> last - prev -> firstn");
- DBUG_PRINT("progpos",("All keys: first - next -> last - prev -> first"));
- ant=1;
- if (mi_rfirst(file,read_record,0))
- {
- printf("Can't find first recordn");
- goto end;
- }
- while ((error=mi_rnext(file,read_record3,0)) == 0 && ant < write_count+10)
- ant++;
- if (ant != write_count - opt_delete || error != HA_ERR_END_OF_FILE)
- {
- printf("next: I found: %d records of %d (error: %d)n",
- ant, write_count - opt_delete, error);
- goto end;
- }
- if (mi_rlast(file,read_record2,0) ||
- bcmp(read_record2,read_record3,reclength))
- {
- printf("Can't find last recordn");
- DBUG_DUMP("record2",(byte*) read_record2,reclength);
- DBUG_DUMP("record3",(byte*) read_record3,reclength);
- goto end;
- }
- ant=1;
- while (mi_rprev(file,read_record3,0) == 0 && ant < write_count+10)
- ant++;
- if (ant != write_count - opt_delete)
- {
- printf("prev: I found: %d records of %dn",ant,write_count);
- goto end;
- }
- if (bcmp(read_record,read_record3,reclength))
- {
- printf("Can't find first recordn");
- goto end;
- }
- if (!silent)
- printf("- Test if: Read first - next - prev - prev - next == firstn");
- DBUG_PRINT("progpos",("- Read first - next - prev - prev - next == first"));
- if (mi_rfirst(file,read_record,0) ||
- mi_rnext(file,read_record3,0) ||
- mi_rprev(file,read_record3,0) ||
- mi_rprev(file,read_record3,0) == 0 ||
- mi_rnext(file,read_record3,0))
- goto err;
- if (bcmp(read_record,read_record3,reclength) != 0)
- printf("Can't find first recordn");
- if (!silent)
- printf("- Test if: Read last - prev - next - next - prev == lastn");
- DBUG_PRINT("progpos",("Read last - prev - next - next - prev == last"));
- if (mi_rlast(file,read_record2,0) ||
- mi_rprev(file,read_record3,0) ||
- mi_rnext(file,read_record3,0) ||
- mi_rnext(file,read_record3,0) == 0 ||
- mi_rprev(file,read_record3,0))
- goto err;
- if (bcmp(read_record2,read_record3,reclength))
- printf("Can't find last recordn");
- if (!silent)
- puts("- Test read key-part");
- strmov(key2,key);
- for(i=strlen(key2) ; i-- > 1 ;)
- {
- key2[i]=0;
- /* The following row is just to catch some bugs in the key code */
- bzero((char*) file->lastkey,file->s->base.max_key_length*2);
- if (mi_rkey(file,read_record,0,key2,(uint) i,HA_READ_PREFIX))
- goto err;
- if (bcmp(read_record+start,key,(uint) i))
- {
- puts("Didn't find right record");
- goto end;
- }
- }
- if (dupp_keys > 2)
- {
- if (!silent)
- printf("- Read key (first) - next - delete - next -> lastn");
- DBUG_PRINT("progpos",("first - next - delete - next -> last"));
- if (mi_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT)) goto err;
- if (mi_rnext(file,read_record3,0)) goto err;
- if (mi_delete(file,read_record3)) goto err;
- opt_delete++;
- ant=1;
- while (mi_rnext(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys-1)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys-1);
- goto end;
- }
- }
- if (dupp_keys>4)
- {
- if (!silent)
- printf("- Read last of key - prev - delete - prev -> firstn");
- DBUG_PRINT("progpos",("last - prev - delete - prev -> first"));
- if (mi_rprev(file,read_record3,0)) goto err;
- if (mi_rprev(file,read_record3,0)) goto err;
- if (mi_delete(file,read_record3)) goto err;
- opt_delete++;
- ant=1;
- while (mi_rprev(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys-2)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys-2);
- goto end;
- }
- }
- if (dupp_keys > 6)
- {
- if (!silent)
- printf("- Read first - delete - next -> lastn");
- DBUG_PRINT("progpos",("first - delete - next -> last"));
- if (mi_rkey(file,read_record3,0,key,0,HA_READ_KEY_EXACT)) goto err;
- if (mi_delete(file,read_record3)) goto err;
- opt_delete++;
- ant=1;
- if (mi_rnext(file,read_record,0))
- goto err; /* Skall finnas poster */
- while (mi_rnext(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys-3)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys-3);
- goto end;
- }
- if (!silent)
- printf("- Read last - delete - prev -> firstn");
- DBUG_PRINT("progpos",("last - delete - prev -> first"));
- if (mi_rprev(file,read_record3,0)) goto err;
- if (mi_delete(file,read_record3)) goto err;
- opt_delete++;
- ant=0;
- while (mi_rprev(file,read_record3,0) == 0 &&
- bcmp(read_record3+start,key,length) == 0) ant++;
- if (ant != dupp_keys-4)
- {
- printf("next: I can only find: %d keys of %dn",ant,dupp_keys-4);
- goto end;
- }
- }
- if (!silent)
- puts("- Test if: Read rrnd - same");
- DBUG_PRINT("progpos",("Read rrnd - same"));
- for (i=0 ; i < write_count ; i++)
- {
- if (mi_rrnd(file,read_record,i == 0 ? 0L : HA_OFFSET_ERROR) == 0)
- break;
- }
- if (i == write_count)
- goto err;
- bmove(read_record2,read_record,reclength);
- for (i=min(2,keys) ; i-- > 0 ;)
- {
- if (mi_rsame(file,read_record2,(int) i)) goto err;
- if (bcmp(read_record,read_record2,reclength) != 0)
- {
- printf("is_rsame didn't find same recordn");
- goto end;
- }
- }
- if (!silent)
- puts("- Test mi_records_in_range");
- mi_status(file,&info,HA_STATUS_VARIABLE);
- for (i=0 ; i < info.keys ; i++)
- {
- key_range min_key, max_key;
- if (mi_rfirst(file,read_record,(int) i) ||
- mi_rlast(file,read_record2,(int) i))
- goto err;
- copy_key(file,(uint) i,(uchar*) read_record,(uchar*) key);
- copy_key(file,(uint) i,(uchar*) read_record2,(uchar*) key2);
- min_key.key= key;
- min_key.length= USE_WHOLE_KEY;
- min_key.flag= HA_READ_KEY_EXACT;
- max_key.key= key2;
- max_key.length= USE_WHOLE_KEY;
- max_key.flag= HA_READ_AFTER_KEY;
- range_records= mi_records_in_range(file,(int) i, &min_key, &max_key);
- if (range_records < info.records*8/10 ||
- range_records > info.records*12/10)
- {
- printf("mi_records_range returned %ld; Should be about %ldn",
- (long) range_records,(long) info.records);
- goto end;
- }
- if (verbose)
- {
- printf("mi_records_range returned %ld; Exact is %ld (diff: %4.2g %%)n",
- (long) range_records, (long) info.records,
- labs((long) range_records - (long) info.records)*100.0/
- info.records);
- }
- }
- for (i=0 ; i < 5 ; i++)
- {
- for (j=rnd(1000)+1 ; j>0 && key1[j] == 0 ; j--) ;
- for (k=rnd(1000)+1 ; k>0 && key1[k] == 0 ; k--) ;
- if (j != 0 && k != 0)
- {
- key_range min_key, max_key;
- if (j > k)
- swap_variables(int, j, k);
- sprintf(key,"%6d",j);
- sprintf(key2,"%6d",k);
- min_key.key= key;
- min_key.length= USE_WHOLE_KEY;
- min_key.flag= HA_READ_AFTER_KEY;
- max_key.key= key2;
- max_key.length= USE_WHOLE_KEY;
- max_key.flag= HA_READ_BEFORE_KEY;
- range_records= mi_records_in_range(file, 0, &min_key, &max_key);
- records=0;
- for (j++ ; j < k ; j++)
- records+=key1[j];
- if ((long) range_records < (long) records*7/10-2 ||
- (long) range_records > (long) records*14/10+2)
- {
- printf("mi_records_range for key: %d returned %lu; Should be about %lun",
- i, (ulong) range_records, (ulong) records);
- goto end;
- }
- if (verbose && records)
- {
- printf("mi_records_range returned %lu; Exact is %lu (diff: %4.2g %%)n",
- (ulong) range_records, (ulong) records,
- labs((long) range_records-(long) records)*100.0/records);
- }
- }
- }
- if (!silent)
- printf("- mi_infon");
- mi_status(file,&info,HA_STATUS_VARIABLE | HA_STATUS_CONST);
- if (info.records != write_count-opt_delete || info.deleted > opt_delete + update
- || info.keys != keys)
- {
- puts("Wrong info from mi_info");
- printf("Got: records: %lu delete: %lu i_keys: %dn",
- (ulong) info.records, (ulong) info.deleted, info.keys);
- }
- if (verbose)
- {
- char buff[80];
- get_date(buff,3,info.create_time);
- printf("info: Created %sn",buff);
- get_date(buff,3,info.check_time);
- printf("info: checked %sn",buff);
- get_date(buff,3,info.update_time);
- printf("info: Modified %sn",buff);
- }
- mi_panic(HA_PANIC_WRITE);
- mi_panic(HA_PANIC_READ);
- if (mi_is_changed(file))
- puts("Warning: mi_is_changed reported that datafile was changed");
- if (!silent)
- printf("- mi_extra(CACHE) + mi_rrnd.... + mi_extra(NO_CACHE)n");
- if (mi_extra(file,HA_EXTRA_RESET,0) || mi_extra(file,HA_EXTRA_CACHE,0))
- {
- if (locking || (!use_blob && !pack_fields))
- {
- puts("got error from mi_extra(HA_EXTRA_CACHE)");
- goto end;
- }
- }
- ant=0;
- while ((error=mi_rrnd(file,record,HA_OFFSET_ERROR)) != HA_ERR_END_OF_FILE &&
- ant < write_count + 10)
- ant+= error ? 0 : 1;
- if (ant != write_count-opt_delete)
- {
- printf("rrnd with cache: I can only find: %d records of %dn",
- ant,write_count-opt_delete);
- goto end;
- }
- if (mi_extra(file,HA_EXTRA_NO_CACHE,0))
- {
- puts("got error from mi_extra(HA_EXTRA_NO_CACHE)");
- goto end;
- }
- ant=0;
- mi_scan_init(file);
- while ((error=mi_scan(file,record)) != HA_ERR_END_OF_FILE &&
- ant < write_count + 10)
- ant+= error ? 0 : 1;
- if (ant != write_count-opt_delete)
- {
- printf("scan with cache: I can only find: %d records of %dn",
- ant,write_count-opt_delete);
- goto end;
- }
- if (testflag == 4) goto end;
- if (!silent)
- printf("- Removing keysn");
- DBUG_PRINT("progpos",("Removing keys"));
- lastpos = HA_OFFSET_ERROR;
- /* DBUG_POP(); */
- mi_extra(file,HA_EXTRA_RESET,0);
- found_parts=0;
- while ((error=mi_rrnd(file,read_record,HA_OFFSET_ERROR)) !=
- HA_ERR_END_OF_FILE)
- {
- info.recpos=mi_position(file);
- if (lastpos >= info.recpos && lastpos != HA_OFFSET_ERROR)
- {
- printf("mi_rrnd didn't advance filepointer; old: %ld, new: %ldn",
- (long) lastpos, (long) info.recpos);
- goto err;
- }
- lastpos=info.recpos;
- if (error == 0)
- {
- if (opt_delete == (uint) remove_count) /* While testing */
- goto end;
- if (mi_rsame(file,read_record,-1))
- {
- printf("can't find record %lxn",(long) info.recpos);
- goto err;
- }
- if (use_blob)
- {
- ulong blob_length,pos;
- uchar *ptr;
- longget(blob_length,read_record+blob_pos+4);
- ptr=(uchar*) blob_length;
- longget(blob_length,read_record+blob_pos);
- for (pos=0 ; pos < blob_length ; pos++)
- {
- if (ptr[pos] != (uchar) (blob_length+pos))
- {
- printf("found blob with wrong info at %ldn",(long) lastpos);
- use_blob=0;
- break;
- }
- }
- }
- if (mi_delete(file,read_record))
- {
- printf("can't delete record: %6.6s, delete_count: %dn",
- read_record, opt_delete);
- goto err;
- }
- opt_delete++;
- }
- else
- found_parts++;
- }
- if (my_errno != HA_ERR_END_OF_FILE && my_errno != HA_ERR_RECORD_DELETED)
- printf("error: %d from mi_rrndn",my_errno);
- if (write_count != opt_delete)
- {
- printf("Deleted only %d of %d records (%d parts)n",opt_delete,write_count,
- found_parts);
- goto err;
- }
- end:
- if (mi_close(file))
- goto err;
- mi_panic(HA_PANIC_CLOSE); /* Should close log */
- if (!silent)
- {
- printf("nFollowing test have been made:n");
- printf("Write records: %dnUpdate records: %dnSame-key-read: %dnDelete records: %dn", write_count,update,dupp_keys,opt_delete);
- if (rec_pointer_size)
- printf("Record pointer size: %dn",rec_pointer_size);
- printf("myisam_block_size: %un", myisam_block_size);
- if (key_cacheing)
- {
- puts("Key cache used");
- printf("key_cache_block_size: %un", key_cache_block_size);
- if (write_cacheing)
- puts("Key cache resized");
- }
- if (write_cacheing)
- puts("Write cacheing used");
- if (write_cacheing)
- puts("quick mode");
- if (async_io && locking)
- puts("Asyncron io with locking used");
- else if (locking)
- puts("Locking used");
- if (use_blob)
- puts("blobs used");
- printf("key cache status: n
- blocks used:%10lun
- not flushed:%10lun
- w_requests: %10lun
- writes: %10lun
- r_requests: %10lun
- reads: %10lun",
- dflt_key_cache->blocks_used,
- dflt_key_cache->global_blocks_changed,
- (ulong) dflt_key_cache->global_cache_w_requests,
- (ulong) dflt_key_cache->global_cache_write,
- (ulong) dflt_key_cache->global_cache_r_requests,
- (ulong) dflt_key_cache->global_cache_read);
- }
- end_key_cache(dflt_key_cache,1);
- if (blob_buffer)
- my_free(blob_buffer,MYF(0));
- my_end(silent ? MY_CHECK_ERROR : MY_CHECK_ERROR | MY_GIVE_INFO);
- return(0);
- err:
- printf("got error: %d when using MyISAM-databasen",my_errno);
- if (file)
- VOID(mi_close(file));
- return(1);
- } /* main */
- /* l{ser optioner */
- /* OBS! intierar endast DEBUG - ingen debuggning h{r ! */
- static void get_options(int argc, char **argv)
- {
- char *pos,*progname;
- DEBUGGER_OFF;
- progname= argv[0];
- while (--argc >0 && *(pos = *(++argv)) == '-' ) {
- switch(*++pos) {
- case 'B':
- pack_type= HA_BINARY_PACK_KEY;
- break;
- case 'b':
- use_blob=1;
- break;
- case 'K': /* Use key cacheing */
- key_cacheing=1;
- if (*++pos)
- key_cache_size=atol(pos);
- break;
- case 'W': /* Use write cacheing */
- write_cacheing=1;
- if (*++pos)
- my_default_record_cache_size=atoi(pos);
- break;
- case 'd':
- remove_count= atoi(++pos);
- break;
- case 'i':
- if (*++pos)
- srand(atoi(pos));
- break;
- case 'l':
- use_log=1;
- break;
- case 'L':
- locking=1;
- break;
- case 'A': /* use asyncron io */
- async_io=1;
- if (*++pos)
- my_default_record_cache_size=atoi(pos);
- break;
- case 'v': /* verbose */
- verbose=1;
- break;
- case 'm': /* records */
- if ((recant=atoi(++pos)) < 10)
- {
- fprintf(stderr,"record count must be >= 10n");
- exit(1);
- }
- break;
- case 'e': /* myisam_block_length */
- if ((myisam_block_size=atoi(++pos)) < MI_MIN_KEY_BLOCK_LENGTH ||
- myisam_block_size > MI_MAX_KEY_BLOCK_LENGTH)
- {
- fprintf(stderr,"Wrong myisam_block_lengthn");
- exit(1);
- }
- myisam_block_size=1 << my_bit_log2(myisam_block_size);
- break;
- case 'E': /* myisam_block_length */
- if ((key_cache_block_size=atoi(++pos)) < MI_MIN_KEY_BLOCK_LENGTH ||
- key_cache_block_size > MI_MAX_KEY_BLOCK_LENGTH)
- {
- fprintf(stderr,"Wrong key_cache_block_sizen");
- exit(1);
- }
- key_cache_block_size=1 << my_bit_log2(key_cache_block_size);
- break;
- case 'f':
- if ((first_key=atoi(++pos)) < 0 || first_key >= MYISAM_KEYS)
- first_key=0;
- break;
- case 'k':
- if ((keys=(uint) atoi(++pos)) < 1 ||
- keys > (uint) (MYISAM_KEYS-first_key))
- keys=MYISAM_KEYS-first_key;
- break;
- case 'P':
- pack_type=0; /* Don't use DIFF_LENGTH */
- pack_seg=0;
- break;
- case 'R': /* Length of record pointer */
- rec_pointer_size=atoi(++pos);
- if (rec_pointer_size > 7)
- rec_pointer_size=0;
- break;
- case 'S':
- pack_fields=0; /* Static-length-records */
- break;
- case 's':
- silent=1;
- break;
- case 't':
- testflag=atoi(++pos); /* testmod */
- break;
- case 'q':
- opt_quick_mode=1;
- break;
- case 'c':
- create_flag|= HA_CREATE_CHECKSUM;
- break;
- case 'D':
- create_flag|=HA_CREATE_DELAY_KEY_WRITE;
- break;
- case '?':
- case 'I':
- case 'V':
- printf("%s Ver 1.2 for %s at %sn",progname,SYSTEM_TYPE,MACHINE_TYPE);
- puts("By Monty, for your professional usen");
- printf("Usage: %s [-?AbBcDIKLPRqSsVWltv] [-k#] [-f#] [-m#] [-e#] [-E#] [-t#]n",
- progname);
- exit(0);
- case '#':
- DEBUGGER_ON;
- DBUG_PUSH (++pos);
- break;
- default:
- printf("Illegal option: '%c'n",*pos);
- break;
- }
- }
- return;
- } /* get options */
- /* Get a random value 0 <= x <= n */
- static uint rnd(uint max_value)
- {
- return (uint) ((rand() & 32767)/32767.0*max_value);
- } /* rnd */
- /* Create a variable length record */
- static void fix_length(byte *rec, uint length)
- {
- bmove(rec+STANDARD_LENGTH,
- "0123456789012345678901234567890123456789012345678901234567890",
- length-STANDARD_LENGTH);
- strfill(rec+length,STANDARD_LENGTH+60-length,' ');
- } /* fix_length */
- /* Put maybe a blob in record */
- static void put_blob_in_record(char *blob_pos, char **blob_buffer)
- {
- ulong i,length;
- if (use_blob)
- {
- if (rnd(10) == 0)
- {
- if (! *blob_buffer &&
- !(*blob_buffer=my_malloc((uint) use_blob,MYF(MY_WME))))
- {
- use_blob=0;
- return;
- }
- length=rnd(use_blob);
- for (i=0 ; i < length ; i++)
- (*blob_buffer)[i]=(char) (length+i);
- int4store(blob_pos,length);
- memcpy_fixed(blob_pos+4,(char*) blob_buffer,sizeof(char*));
- }
- else
- {
- int4store(blob_pos,0);
- }
- }
- return;
- }
- static void copy_key(MI_INFO *info,uint inx,uchar *rec,uchar *key_buff)
- {
- HA_KEYSEG *keyseg;
- for (keyseg=info->s->keyinfo[inx].seg ; keyseg->type ; keyseg++)
- {
- memcpy(key_buff,rec+keyseg->start,(size_t) keyseg->length);
- key_buff+=keyseg->length;
- }
- return;
- }