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Overview
Comment: | Tests to improve coverage of vdbeaux.c. (CVS 2201) |
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Downloads: | Tarball | ZIP archive | SQL archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
2b3e21ce2e8126ec2851751546094c3a |
User & Date: | danielk1977 2005-01-12 09:10:40 |
Context
2005-01-12
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12:44 | Tests to improve coverage of main.c. (CVS 2202) check-in: 4e28c82a user: danielk1977 tags: trunk | |
09:10 | Tests to improve coverage of vdbeaux.c. (CVS 2201) check-in: 2b3e21ce user: danielk1977 tags: trunk | |
07:15 | Tests to improve coverage of vdbemem.c. (CVS 2200) check-in: 319bb4a9 user: danielk1977 tags: trunk | |
Changes
Changes to src/vdbe.c.
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** ** Various scripts scan this source file in order to generate HTML ** documentation, headers files, or other derived files. The formatting ** of the code in this file is, therefore, important. See other comments ** in this file for details. If in doubt, do not deviate from existing ** commenting and indentation practices when changing or adding code. ** ** $Id: vdbe.c,v 1.441 2005/01/12 07:15:06 danielk1977 Exp $ */ #include "sqliteInt.h" #include "os.h" #include <ctype.h> #include "vdbeInt.h" /* ................................................................................ assert( pTos<=&p->aStack[pc] ); #ifdef VDBE_PROFILE origPc = pc; start = hwtime(); #endif pOp = &p->aOp[pc]; /* Only allow tracing if NDEBUG is not defined. */ #ifndef NDEBUG if( p->trace ){ if( pc==0 ){ printf("VDBE Execution Trace:\n"); sqlite3VdbePrintSql(p); } sqlite3VdbePrintOp(p->trace, pc, pOp); } #endif #ifdef SQLITE_TEST if( p->trace==0 && pc==0 && sqlite3OsFileExists("vdbe_sqltrace") ){ sqlite3VdbePrintSql(p); } #endif /* Check to see if we need to simulate an interrupt. This only happens |
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** ** Various scripts scan this source file in order to generate HTML ** documentation, headers files, or other derived files. The formatting ** of the code in this file is, therefore, important. See other comments ** in this file for details. If in doubt, do not deviate from existing ** commenting and indentation practices when changing or adding code. ** ** $Id: vdbe.c,v 1.442 2005/01/12 09:10:40 danielk1977 Exp $ */ #include "sqliteInt.h" #include "os.h" #include <ctype.h> #include "vdbeInt.h" /* ................................................................................ assert( pTos<=&p->aStack[pc] ); #ifdef VDBE_PROFILE origPc = pc; start = hwtime(); #endif pOp = &p->aOp[pc]; /* Only allow tracing if SQLITE_DEBUG is defined. */ #ifdef SQLITE_DEBUG if( p->trace ){ if( pc==0 ){ printf("VDBE Execution Trace:\n"); sqlite3VdbePrintSql(p); } sqlite3VdbePrintOp(p->trace, pc, pOp); } if( p->trace==0 && pc==0 && sqlite3OsFileExists("vdbe_sqltrace") ){ sqlite3VdbePrintSql(p); } #endif /* Check to see if we need to simulate an interrupt. This only happens |
Changes to src/vdbeInt.h.
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*/
void sqlite3VdbeFreeCursor(Cursor*);
void sqlite3VdbeSorterReset(Vdbe*);
int sqlite3VdbeAggReset(sqlite3*, Agg *, KeyInfo *);
void sqlite3VdbeKeylistFree(Keylist*);
void sqliteVdbePopStack(Vdbe*,int);
int sqlite3VdbeCursorMoveto(Cursor*);
#if !defined(NDEBUG) || defined(VDBE_PROFILE)
void sqlite3VdbePrintOp(FILE*, int, Op*);
#endif
void sqlite3VdbePrintSql(Vdbe*);
int sqlite3VdbeSerialTypeLen(u32);
u32 sqlite3VdbeSerialType(Mem*);
int sqlite3VdbeSerialPut(unsigned char*, Mem*);
int sqlite3VdbeSerialGet(const unsigned char*, u32, Mem*);
void sqlite3VdbeDeleteAuxData(VdbeFunc*, int);
int sqlite2BtreeKeyCompare(BtCursor *, const void *, int, int, int *);
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*/ void sqlite3VdbeFreeCursor(Cursor*); void sqlite3VdbeSorterReset(Vdbe*); int sqlite3VdbeAggReset(sqlite3*, Agg *, KeyInfo *); void sqlite3VdbeKeylistFree(Keylist*); void sqliteVdbePopStack(Vdbe*,int); int sqlite3VdbeCursorMoveto(Cursor*); #if defined(SQLITE_DEBUG) || defined(VDBE_PROFILE) void sqlite3VdbePrintOp(FILE*, int, Op*); #endif #ifdef SQLITE_DEBUG void sqlite3VdbePrintSql(Vdbe*); #endif int sqlite3VdbeSerialTypeLen(u32); u32 sqlite3VdbeSerialType(Mem*); int sqlite3VdbeSerialPut(unsigned char*, Mem*); int sqlite3VdbeSerialGet(const unsigned char*, u32, Mem*); void sqlite3VdbeDeleteAuxData(VdbeFunc*, int); int sqlite2BtreeKeyCompare(BtCursor *, const void *, int, int, int *); |
Changes to src/vdbeaux.c.
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} pOp = &p->aOp[i]; pOp->opcode = op; pOp->p1 = p1; pOp->p2 = p2; pOp->p3 = 0; pOp->p3type = P3_NOTUSED; #ifndef NDEBUG if( sqlite3_vdbe_addop_trace ) sqlite3VdbePrintOp(0, i, &p->aOp[i]); #endif return i; } /* ** Add an opcode that includes the p3 value. ................................................................................ int p2 = pIn->p2; VdbeOp *pOut = &p->aOp[i+addr]; pOut->opcode = pIn->opcode; pOut->p1 = pIn->p1; pOut->p2 = p2<0 ? addr + ADDR(p2) : p2; pOut->p3 = pIn->p3; pOut->p3type = pIn->p3 ? P3_STATIC : P3_NOTUSED; #ifndef NDEBUG if( sqlite3_vdbe_addop_trace ){ sqlite3VdbePrintOp(0, i+addr, &p->aOp[i+addr]); } #endif } p->nOp += nOp; } ................................................................................ } } return zP3; } #endif #if !defined(NDEBUG) || defined(VDBE_PROFILE) || defined(SQLITE_DEBUG) /* ** Print a single opcode. This routine is used for debugging only. */ void sqlite3VdbePrintOp(FILE *pOut, int pc, Op *pOp){ char *zP3; char zPtr[50]; static const char *zFormat1 = "%4d %-13s %4d %4d %s\n"; ................................................................................ } } /* ** Free all resources allociated with AggElem pElem, an element of ** aggregate pAgg. */ void freeAggElem(AggElem *pElem, Agg *pAgg){ int i; for(i=0; i<pAgg->nMem; i++){ Mem *pMem = &pElem->aMem[i]; if( pAgg->apFunc && pAgg->apFunc[i] && (pMem->flags & MEM_AggCtx)!=0 ){ sqlite3_context ctx; ctx.pFunc = pAgg->apFunc[i]; ctx.s.flags = MEM_Null; ................................................................................ assert( pAgg->pBtree ); assert( pAgg->nTab>0 ); rc=sqlite3BtreeFirst(pCsr, &res); while( res==0 && rc==SQLITE_OK ){ AggElem *pElem; rc = sqlite3BtreeData(pCsr, 0, sizeof(AggElem*), (char *)&pElem); if( res!=SQLITE_OK ){ return rc; } assert( pAgg->apFunc!=0 ); freeAggElem(pElem, pAgg); rc=sqlite3BtreeNext(pCsr, &res); } if( rc!=SQLITE_OK ){ ................................................................................ /* Sync the master journal file. Before doing this, open the directory ** the master journal file is store in so that it gets synced too. */ zMainFile = sqlite3BtreeGetDirname(db->aDb[0].pBt); rc = sqlite3OsOpenDirectory(zMainFile, &master); if( rc!=SQLITE_OK ){ sqlite3OsClose(&master); sqlite3OsDelete(zMaster); sqliteFree(zMaster); return rc; } rc = sqlite3OsSync(&master); if( rc!=SQLITE_OK ){ sqlite3OsClose(&master); sqliteFree(zMaster); return rc; } /* Sync all the db files involved in the transaction. The same call ** sets the master journal pointer in each individual journal. If ** an error occurs here, do not delete the master journal file. ** ** If the error occurs during the first call to sqlite3BtreeSync(), ** then there is a chance that the master journal file will be ................................................................................ /* This is not good. The master journal file has been deleted, but ** the directory sync failed. There is no completely safe course of ** action from here. The individual journals contain the name of the ** master journal file, but there is no way of knowing if that ** master journal exists now or if it will exist after the operating ** system crash that may follow the fsync() failure. */ assert(0); sqliteFree(zMaster); return rc; } /* All files and directories have already been synced, so the following ** calls to sqlite3BtreeCommit() are only closing files and deleting ** journals. If something goes wrong while this is happening we don't ** really care. The integrity of the transaction is already guaranteed, |
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} pOp = &p->aOp[i]; pOp->opcode = op; pOp->p1 = p1; pOp->p2 = p2; pOp->p3 = 0; pOp->p3type = P3_NOTUSED; #ifdef SQLITE_DEBUG if( sqlite3_vdbe_addop_trace ) sqlite3VdbePrintOp(0, i, &p->aOp[i]); #endif return i; } /* ** Add an opcode that includes the p3 value. ................................................................................ int p2 = pIn->p2; VdbeOp *pOut = &p->aOp[i+addr]; pOut->opcode = pIn->opcode; pOut->p1 = pIn->p1; pOut->p2 = p2<0 ? addr + ADDR(p2) : p2; pOut->p3 = pIn->p3; pOut->p3type = pIn->p3 ? P3_STATIC : P3_NOTUSED; #ifdef SQLITE_DEBUG if( sqlite3_vdbe_addop_trace ){ sqlite3VdbePrintOp(0, i+addr, &p->aOp[i+addr]); } #endif } p->nOp += nOp; } ................................................................................ } } return zP3; } #endif #if defined(VDBE_PROFILE) || defined(SQLITE_DEBUG) /* ** Print a single opcode. This routine is used for debugging only. */ void sqlite3VdbePrintOp(FILE *pOut, int pc, Op *pOp){ char *zP3; char zPtr[50]; static const char *zFormat1 = "%4d %-13s %4d %4d %s\n"; ................................................................................ } } /* ** Free all resources allociated with AggElem pElem, an element of ** aggregate pAgg. */ static void freeAggElem(AggElem *pElem, Agg *pAgg){ int i; for(i=0; i<pAgg->nMem; i++){ Mem *pMem = &pElem->aMem[i]; if( pAgg->apFunc && pAgg->apFunc[i] && (pMem->flags & MEM_AggCtx)!=0 ){ sqlite3_context ctx; ctx.pFunc = pAgg->apFunc[i]; ctx.s.flags = MEM_Null; ................................................................................ assert( pAgg->pBtree ); assert( pAgg->nTab>0 ); rc=sqlite3BtreeFirst(pCsr, &res); while( res==0 && rc==SQLITE_OK ){ AggElem *pElem; rc = sqlite3BtreeData(pCsr, 0, sizeof(AggElem*), (char *)&pElem); if( rc!=SQLITE_OK ){ return rc; } assert( pAgg->apFunc!=0 ); freeAggElem(pElem, pAgg); rc=sqlite3BtreeNext(pCsr, &res); } if( rc!=SQLITE_OK ){ ................................................................................ /* Sync the master journal file. Before doing this, open the directory ** the master journal file is store in so that it gets synced too. */ zMainFile = sqlite3BtreeGetDirname(db->aDb[0].pBt); rc = sqlite3OsOpenDirectory(zMainFile, &master); if( rc!=SQLITE_OK || (rc = sqlite3OsSync(&master))!=SQLITE_OK ){ sqlite3OsClose(&master); sqlite3OsDelete(zMaster); sqliteFree(zMaster); return rc; } /* Sync all the db files involved in the transaction. The same call ** sets the master journal pointer in each individual journal. If ** an error occurs here, do not delete the master journal file. ** ** If the error occurs during the first call to sqlite3BtreeSync(), ** then there is a chance that the master journal file will be ................................................................................ /* This is not good. The master journal file has been deleted, but ** the directory sync failed. There is no completely safe course of ** action from here. The individual journals contain the name of the ** master journal file, but there is no way of knowing if that ** master journal exists now or if it will exist after the operating ** system crash that may follow the fsync() failure. */ return rc; } /* All files and directories have already been synced, so the following ** calls to sqlite3BtreeCommit() are only closing files and deleting ** journals. If something goes wrong while this is happening we don't ** really care. The integrity of the transaction is already guaranteed, |
Changes to test/ioerr.test.
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# This file implements regression tests for SQLite library. The # focus of this file is testing for correct handling of I/O errors # such as writes failing because the disk is full. # # The tests in this file use special facilities that are only # available in the SQLite test fixture. # # $Id: ioerr.test,v 1.10 2005/01/11 13:02:34 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl set ::AV [execsql {pragma auto_vacuum}] set ::go 1 for {set n 1} {$go} {incr n} { # If SQLITE_DEFAULT_AUTOVACUUM is set to true, then a simulated IO error # on the 8th IO operation in the SQL script below doesn't report an error. # # This is because the 8th IO call attempts to read page 2 of the database # file when the file on disk is only 1 page. The pager layer detects that # this has happened and suppresses the error returned by the OS layer. # if {$::AV} { if {$n==8} continue } do_test ioerr-1.$n.1 { set ::sqlite_io_error_pending 0 db close catch {file delete -force test.db} catch {file delete -force test.db-journal} sqlite3 db test.db execsql {SELECT * FROM sqlite_master} } {} do_test ioerr-1.$n.2 [subst { set ::sqlite_io_error_pending $n }] $n do_test ioerr-1.$n.3 { set r [catch {db eval { CREATE TABLE t1(a,b,c); SELECT * FROM sqlite_master; BEGIN TRANSACTION; INSERT INTO t1 VALUES(1,2,3); INSERT INTO t1 VALUES(4,5,6); ROLLBACK; SELECT * FROM t1; BEGIN TRANSACTION; INSERT INTO t1 VALUES(1,2,3); INSERT INTO t1 VALUES(4,5,6); COMMIT; SELECT * FROM t1; DELETE FROM t1 WHERE a<100; }} msg] # if {$r} {puts $msg} set ::go [expr {$::sqlite_io_error_pending<=0}] expr {$::sqlite_io_error_pending>0 || $r!=0} } {1} } set ::sqlite_io_error_pending 0 proc cksum {{db db}} { set txt [$db eval { SELECT name, type, sql FROM sqlite_master order by name }]\n foreach tbl [$db eval { SELECT name FROM sqlite_master WHERE type='table' order by name ................................................................................ for {set n 1} {$go} {incr n} { if {$n==24} breakpoint do_test ioerr-2.$n.1 { set ::sqlite_io_error_pending 0 db close catch {file delete -force test.db} catch {file delete -force test.db-journal} sqlite3 db test.db execsql { BEGIN; CREATE TABLE t1(a, b, c); INSERT INTO t1 VALUES(1, randstr(5,50), randstr(5,50)); INSERT INTO t1 SELECT a+2, b||'-'||rowid, c||'-'||rowid FROM t1; INSERT INTO t1 SELECT a+4, b||'-'||rowid, c||'-'||rowid FROM t1; ................................................................................ db close sqlite3 db test.db cksum } $cksum } set ::sqlite_io_error_pending 0 set ::go 1 for {set n 1} {$go} {incr n} { do_test ioerr-3.$n.1 { set ::sqlite_io_error_pending 0 db close catch {file delete -force test.db} catch {file delete -force test.db-journal} sqlite3 db test.db execsql { PRAGMA cache_size = 10; BEGIN; CREATE TABLE abc(a); INSERT INTO abc VALUES(randstr(1500,1500)); -- Page 4 is overflow } for {set i 0} {$i<150} {incr i} { execsql { INSERT INTO abc VALUES(randstr(100,100)); } } execsql COMMIT } {} do_test ioerr-3.$n.2 [subst { set ::sqlite_io_error_pending $n }] $n do_test ioerr-3.$n.3 { set r [catch {db eval { CREATE TABLE abc2(a); BEGIN; DELETE FROM abc WHERE length(a)>100; UPDATE abc SET a = randstr(90,90); COMMIT; CREATE TABLE abc3(a); }} msg] set ::go [expr {$::sqlite_io_error_pending<=0}] expr {$::sqlite_io_error_pending>0 || $r!=0} } {1} } set ::sqlite_io_error_pending 0 set ::go 1 for {set n 1} {$go} {incr n} { do_test ioerr-4.$n.1 { set ::sqlite_io_error_pending 0 db close catch {file delete -force test.db} catch {file delete -force test.db-journal} sqlite3 db test.db set sql "CREATE TABLE abc(a1" for {set i 2} {$i<1300} {incr i} { append sql ", a$i" } append sql ");" execsql $sql execsql {INSERT INTO abc (a1) VALUES(NULL)} } {} do_test ioerr-4.$n.2 [subst { set ::sqlite_io_error_pending $n }] $n do_test ioerr-4.$n.3 { set r [catch {db eval { SELECT * FROM abc; }} msg] set ::go [expr {$::sqlite_io_error_pending<=0}] expr {$::sqlite_io_error_pending>0 || $r!=0} } {1} } set ::sqlite_io_error_pending 0 finish_test |
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# This file implements regression tests for SQLite library. The # focus of this file is testing for correct handling of I/O errors # such as writes failing because the disk is full. # # The tests in this file use special facilities that are only # available in the SQLite test fixture. # # $Id: ioerr.test,v 1.11 2005/01/12 09:10:41 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl set ::AV [execsql {pragma auto_vacuum}] # Usage: do_ioerr_test <test number> <options...> # # The first argument, <test number>, is an integer used to name the # tests executed by this proc. Options are as follows: # # -tclprep TCL script to run to prepare test. # -sqlprep SQL script to run to prepare test. # -tclbody TCL script to run with IO error simulation. # -sqlbody TCL script to run with IO error simulation. # -exclude List of 'N' values not to test. # proc do_ioerr_test {tn args} { array set ::ioerropts $args set ::go 1 for {set n 1} {$::go} {incr n} { if {[info exists ::ioerropts(-exclude)]} { if {[lsearch $::ioerropts(-exclude) $n]!=-1} continue } do_test ioerr-$tn.$n.1 { set ::sqlite_io_error_pending 0 db close catch {file delete -force test.db} catch {file delete -force test.db-journal} catch {file delete -force test2.db} catch {file delete -force test2.db-journal} set ::DB [sqlite3 db test.db] if {[info exists ::ioerropts(-tclprep)]} { eval $::ioerropts(-tclprep) } if {[info exists ::ioerropts(-sqlprep)]} { execsql $::ioerropts(-sqlprep) } expr 0 } {0} do_test ioerr-$tn.$n.2 [subst { set ::sqlite_io_error_pending $n }] $n set ::ioerrorbody {} if {[info exists ::ioerropts(-tclbody)]} { append ::ioerrorbody "$::ioerropts(-tclbody)\n" } if {[info exists ::ioerropts(-sqlbody)]} { append ::ioerrorbody "db eval {$::ioerropts(-sqlbody)}" } do_test ioerr-$tn.$n.3 { set r [catch $::ioerrorbody msg] set ::go [expr {$::sqlite_io_error_pending<=0}] expr {$::sqlite_io_error_pending>0 || $r!=0} } {1} } set ::sqlite_io_error_pending 0 } # If SQLITE_DEFAULT_AUTOVACUUM is set to true, then a simulated IO error # on the 8th IO operation in the SQL script below doesn't report an error. # # This is because the 8th IO call attempts to read page 2 of the database # file when the file on disk is only 1 page. The pager layer detects that # this has happened and suppresses the error returned by the OS layer. # do_ioerr_test 1 -sqlprep { SELECT * FROM sqlite_master; } -sqlbody { CREATE TABLE t1(a,b,c); SELECT * FROM sqlite_master; BEGIN TRANSACTION; INSERT INTO t1 VALUES(1,2,3); INSERT INTO t1 VALUES(4,5,6); ROLLBACK; SELECT * FROM t1; BEGIN TRANSACTION; INSERT INTO t1 VALUES(1,2,3); INSERT INTO t1 VALUES(4,5,6); COMMIT; SELECT * FROM t1; DELETE FROM t1 WHERE a<100; } -exclude [expr [execsql {pragma auto_vacuum}] ? 8 : 0] proc cksum {{db db}} { set txt [$db eval { SELECT name, type, sql FROM sqlite_master order by name }]\n foreach tbl [$db eval { SELECT name FROM sqlite_master WHERE type='table' order by name ................................................................................ for {set n 1} {$go} {incr n} { if {$n==24} breakpoint do_test ioerr-2.$n.1 { set ::sqlite_io_error_pending 0 db close catch {file delete -force test.db} catch {file delete -force test.db-journal} catch {file delete -force test2.db} catch {file delete -force test2.db-journal} sqlite3 db test.db execsql { BEGIN; CREATE TABLE t1(a, b, c); INSERT INTO t1 VALUES(1, randstr(5,50), randstr(5,50)); INSERT INTO t1 SELECT a+2, b||'-'||rowid, c||'-'||rowid FROM t1; INSERT INTO t1 SELECT a+4, b||'-'||rowid, c||'-'||rowid FROM t1; ................................................................................ db close sqlite3 db test.db cksum } $cksum } set ::sqlite_io_error_pending 0 do_ioerr_test 3 -tclprep { execsql { PRAGMA cache_size = 10; BEGIN; CREATE TABLE abc(a); INSERT INTO abc VALUES(randstr(1500,1500)); -- Page 4 is overflow } for {set i 0} {$i<150} {incr i} { execsql { INSERT INTO abc VALUES(randstr(100,100)); } } execsql COMMIT } -sqlbody { CREATE TABLE abc2(a); BEGIN; DELETE FROM abc WHERE length(a)>100; UPDATE abc SET a = randstr(90,90); COMMIT; CREATE TABLE abc3(a); } # Test IO errors that can occur retrieving a record header that flows over # onto an overflow page. do_ioerr_test 4 -tclprep { set sql "CREATE TABLE abc(a1" for {set i 2} {$i<1300} {incr i} { append sql ", a$i" } append sql ");" execsql $sql execsql {INSERT INTO abc (a1) VALUES(NULL)} } -sqlbody { SELECT * FROM abc; } # Test IO errors that may occur during a multi-file commit. do_ioerr_test 5 -sqlprep { ATTACH 'test2.db' AS test2; } -sqlbody { BEGIN; CREATE TABLE t1(a,b,c); CREATE TABLE test2.t2(a,b,c); COMMIT; } finish_test |
Changes to test/malloc.test.
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#*********************************************************************** # This file attempts to check the library in an out-of-memory situation. # When compiled with -DSQLITE_DEBUG=1, the SQLite library accepts a special # command (sqlite_malloc_fail N) which causes the N-th malloc to fail. This # special feature is used to see what happens in the library if a malloc # were to really fail due to an out-of-memory situation. # # $Id: malloc.test,v 1.14 2005/01/12 07:15:07 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Only run these tests if memory debugging is turned on. # if {[info command sqlite_malloc_stat]==""} { ................................................................................ } # This block is designed to test that some malloc failures that may # occur in vdbeapi.c. Specifically, if a malloc failure that occurs # when converting UTF-16 text to integers and real numbers is handled # correctly. # # This doesn't actually return an error to the user. That could be # viewed as a bug. # for {set go 1; set i 1} {$go && $::sqlite_options(utf16)} {incr i} { do_test malloc-8.$i { sqlite_malloc_fail 0 catch {db close} catch {file delete -force test.db} catch {file delete -force test.db-journal} ................................................................................ sqlite3_finalize $::STMT if {[lindex [sqlite_malloc_stat] 2]>0} { set ::go 0 } expr 0 } {0} } # Ensure that no file descriptors were leaked. do_test malloc-99.X { catch {db close} set sqlite_open_file_count } {0} sqlite_malloc_fail 0 finish_test |
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#*********************************************************************** # This file attempts to check the library in an out-of-memory situation. # When compiled with -DSQLITE_DEBUG=1, the SQLite library accepts a special # command (sqlite_malloc_fail N) which causes the N-th malloc to fail. This # special feature is used to see what happens in the library if a malloc # were to really fail due to an out-of-memory situation. # # $Id: malloc.test,v 1.15 2005/01/12 09:10:41 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Only run these tests if memory debugging is turned on. # if {[info command sqlite_malloc_stat]==""} { ................................................................................ } # This block is designed to test that some malloc failures that may # occur in vdbeapi.c. Specifically, if a malloc failure that occurs # when converting UTF-16 text to integers and real numbers is handled # correctly. # # This is done by retrieving a string from the database engine and # manipulating it using the sqlite3_column_*** APIs. This doesn't # actually return an error to the user when a malloc() fails.. That # could be viewed as a bug. # # These tests only run if UTF-16 support is compiled in. # for {set go 1; set i 1} {$go && $::sqlite_options(utf16)} {incr i} { do_test malloc-8.$i { sqlite_malloc_fail 0 catch {db close} catch {file delete -force test.db} catch {file delete -force test.db-journal} ................................................................................ sqlite3_finalize $::STMT if {[lindex [sqlite_malloc_stat] 2]>0} { set ::go 0 } expr 0 } {0} } # This block tests that malloc() failures that occur whilst commiting # a multi-file transaction are handled correctly. # for {set go 1; set i 1} {$go} {incr i} { do_test malloc-9.$i { sqlite_malloc_fail 0 catch {db close} catch {file delete -force test.db} catch {file delete -force test.db-journal} catch {file delete -force test2.db} catch {file delete -force test2.db-journal} sqlite3 db test.db execsql { ATTACH 'test2.db' as test2; CREATE TABLE abc1(a, b, c); CREATE TABLE test2.abc2(a, b, c); } sqlite_malloc_fail $i set v [catch {execsql { BEGIN; INSERT INTO abc1 VALUES(1, 2, 3); INSERT INTO abc2 VALUES(1, 2, 3); COMMIT; }} msg] set leftover [lindex [sqlite_malloc_stat] 2] if {$leftover>0} { if {$leftover>1} {puts "\nLeftover: $leftover\nReturn=$v Message=$msg"} set ::go 0 set v {1 1} } else { set v2 [expr {$msg=="" || $msg=="out of memory"}] if {!$v2} {puts "\nError message returned: $msg"} lappend v $v2 } } {1 1} } # Ensure that no file descriptors were leaked. do_test malloc-99.X { catch {db close} set sqlite_open_file_count } {0} sqlite_malloc_fail 0 finish_test |