//Lock/unlock tests
void Test5()
{
sqlite3_vfs* vfs = sqlite3_vfs_find(KSymbianVfsNameZ);
TEST(vfs != NULL);
sqlite3_file* osFile = (sqlite3_file*)User::Alloc(vfs->szOsFile);
TEST(osFile != NULL);
//Creating a new file
int res = 0;
int err = sqlite3OsAccess(vfs, KTestFile1Z, SQLITE_ACCESS_EXISTS, &res);
TEST2(err, SQLITE_OK);
TEST2(res, 0);
err = sqlite3OsOpen(vfs, KTestFile1Z, osFile, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, 0);
TEST2(err, SQLITE_OK);
//Lock/unlock
//SHARED_LOCK
err = sqlite3OsLock(osFile, SHARED_LOCK);
TEST2(err, SQLITE_OK);
err = sqlite3OsCheckReservedLock(osFile, &res);
TEST2(err, SQLITE_OK);
TEST2(res, 0);
//RESERVED_LOCK
err = sqlite3OsLock(osFile, RESERVED_LOCK);
TEST2(err, SQLITE_OK);
err = sqlite3OsCheckReservedLock(osFile, &res);
TEST2(err, SQLITE_OK);
TEST2(res, 1);
//PENDING_LOCK
err = sqlite3OsLock(osFile, PENDING_LOCK);
TEST2(err, SQLITE_OK);
//EXCLUSIVE_LOCK
err = sqlite3OsLock(osFile, EXCLUSIVE_LOCK);
TEST2(err, SQLITE_OK);
//back to SHARED_LOCK
err = sqlite3OsLock(osFile, SHARED_LOCK);
TEST2(err, SQLITE_OK);
//UNLOCK
err = sqlite3OsUnlock(osFile, NO_LOCK);
//Close the file
err = sqlite3OsClose(osFile);
TEST2(err, SQLITE_OK);
//
err = sqlite3OsDelete(vfs, KTestFile1Z, 0);
TEST2(err, SQLITE_OK);
User::Free(osFile);
}
/*
** Lock an jt-file.
*/
static int jtLock(sqlite3_file *pFile, int eLock){
int rc;
jt_file *p = (jt_file *)pFile;
rc = sqlite3OsLock(p->pReal, eLock);
if( rc==SQLITE_OK && eLock>p->eLock ){
p->eLock = eLock;
}
return rc;
}
/*
** Lock an tvfs-file.
*/
static int tvfsLock(sqlite3_file *pFile, int eLock){
TestvfsFd *pFd = tvfsGetFd(pFile);
Testvfs *p = (Testvfs *)pFd->pVfs->pAppData;
if( p->pScript && p->mask&TESTVFS_LOCK_MASK ){
char zLock[30];
sqlite3_snprintf(sizeof(zLock),zLock,"%d",eLock);
tvfsExecTcl(p, "xLock", Tcl_NewStringObj(pFd->zFilename, -1),
Tcl_NewStringObj(zLock, -1), 0, 0);
}
return sqlite3OsLock(pFd->pReal, eLock);
}
/*
** Calls related to file-locks are passed on to the real file handle.
*/
static int cfLock(sqlite3_file *pFile, int eLock){
return sqlite3OsLock(((CrashFile *)pFile)->pRealFile, eLock);
}
/*
** Lock an devsym-file.
*/
static int devsymLock(sqlite3_file *pFile, int eLock){
devsym_file *p = (devsym_file *)pFile;
return sqlite3OsLock(p->pReal, eLock);
}
/*
** Lock an tvfs-file.
*/
static int tvfsLock(sqlite3_file *pFile, int eLock){
TestvfsFd *p = tvfsGetFd(pFile);
return sqlite3OsLock(p->pReal, eLock);
}
