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Increase test coverage of alter.c to 100%. Fix bugs found in the process. (CVS 2603)

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FossilOrigin-Name: b550d04d43a92f33a01438ae03df14678db3cdee
This commit is contained in:
drh
2005-08-19 19:14:12 +00:00
parent f14fd03899
commit 0bbaa1ba9a
5 changed files with 138 additions and 11 deletions
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8
src/alter.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that used to generate VDBE code
** that implements the ALTER TABLE command.
**
** $Id: alter.c,v 1.7 2005/06/06 21:19:57 drh Exp $
** $Id: alter.c,v 1.8 2005/08/19 19:14:13 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -258,6 +258,7 @@ void sqlite3AlterRenameTable(
char *zWhere = 0; /* Where clause to locate temp triggers */
#endif
if( sqlite3_malloc_failed ) goto exit_rename_table;
assert( pSrc->nSrc==1 );
pTab = sqlite3LocateTable(pParse, pSrc->a[0].zName, pSrc->a[0].zDatabase);
@@ -500,8 +501,10 @@ void sqlite3AlterBeginAddColumn(Parse *pParse, SrcList *pSrc){
int i;
int nAlloc;
/* Look up the table being altered. */
assert( !pParse->pNewTable );
assert( pParse->pNewTable==0 );
if( sqlite3_malloc_failed ) goto exit_begin_add_column;
pTab = sqlite3LocateTable(pParse, pSrc->a[0].zName, pSrc->a[0].zDatabase);
if( !pTab ) goto exit_begin_add_column;
@@ -520,6 +523,7 @@ void sqlite3AlterBeginAddColumn(Parse *pParse, SrcList *pSrc){
pNew = (Table *)sqliteMalloc(sizeof(Table));
if( !pNew ) goto exit_begin_add_column;
pParse->pNewTable = pNew;
pNew->nRef = 1;
pNew->nCol = pTab->nCol;
assert( pNew->nCol>0 );
nAlloc = (((pNew->nCol-1)/8)*8)+8;