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Add coverage test cases. Have sqlite3_backup_step() transform SQLITE_IOERR_NOMEM to SQLITE_NOMEM before returning.

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FossilOrigin-Name: 5e19bc360e098ec06a72f4a86254d8e62e93ea57
This commit is contained in:
dan
2010-06-30 04:29:03 +00:00
parent c8ce39723d
commit ba3cbf3d4b
8 changed files with 172 additions and 22 deletions
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20
src/btree.c
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@@ -1585,16 +1585,20 @@ static int getAndInitPage(
int rc;
assert( sqlite3_mutex_held(pBt->mutex) );
if( pgno<=0 || pgno>btreePagecount(pBt) ){
return SQLITE_CORRUPT_BKPT;
}
rc = btreeGetPage(pBt, pgno, ppPage, 0);
if( rc==SQLITE_OK ){
rc = btreeInitPage(*ppPage);
if( rc!=SQLITE_OK ){
releasePage(*ppPage);
if( pgno>btreePagecount(pBt) ){
rc = SQLITE_CORRUPT_BKPT;
}else{
rc = btreeGetPage(pBt, pgno, ppPage, 0);
if( rc==SQLITE_OK ){
rc = btreeInitPage(*ppPage);
if( rc!=SQLITE_OK ){
releasePage(*ppPage);
}
}
}
testcase( pgno==0 );
assert( pgno!=0 || rc==SQLITE_CORRUPT );
return rc;
}