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Add extra tests for the handling of corrupt records in fts3.

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FossilOrigin-Name: 40e29a47d1266c16a4992e43579a51addcc632503099c4cd128f77dd4e67da3c
This commit is contained in:
dan
2019-09-18 17:22:00 +00:00
parent aa16c603ab
commit 572b0dddee
5 changed files with 206 additions and 9 deletions
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74
src/test_hexio.c
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@@ -337,6 +337,17 @@ static int getFts3Varint(const char *p, sqlite_int64 *v){
return (int) (q - (unsigned char *)p);
}
static int putFts3Varint(char *p, sqlite_int64 v){
unsigned char *q = (unsigned char *) p;
sqlite_uint64 vu = v;
do{
*q++ = (unsigned char) ((vu & 0x7f) | 0x80);
vu >>= 7;
}while( vu!=0 );
q[-1] &= 0x7f; /* turn off high bit in final byte */
assert( q - (unsigned char *)p <= 10 );
return (int) (q - (unsigned char *)p);
}
/*
** USAGE: read_fts3varint BLOB VARNAME
@@ -367,6 +378,68 @@ static int SQLITE_TCLAPI read_fts3varint(
return TCL_OK;
}
/*
** USAGE: make_fts3record ARGLIST
*/
static int SQLITE_TCLAPI make_fts3record(
void * clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
Tcl_Obj **aArg = 0;
int nArg = 0;
unsigned char *aOut = 0;
int nOut = 0;
int nAlloc = 0;
int i;
int rc = TCL_OK;
if( objc!=2 ){
Tcl_WrongNumArgs(interp, 1, objv, "LIST");
return TCL_ERROR;
}
if( Tcl_ListObjGetElements(interp, objv[1], &nArg, &aArg) ){
return TCL_ERROR;
}
for(i=0; i<nArg; i++){
sqlite3_int64 iVal;
if( TCL_OK==Tcl_GetWideIntFromObj(0, aArg[i], &iVal) ){
if( nOut+10>nAlloc ){
int nNew = nAlloc?nAlloc*2:128;
unsigned char *aNew = sqlite3_realloc(aOut, nNew);
if( aNew==0 ){
sqlite3_free(aOut);
return TCL_ERROR;
}
aOut = aNew;
nAlloc = nNew;
}
nOut += putFts3Varint((char*)&aOut[nOut], iVal);
}else{
int nVal = 0;
char *zVal = Tcl_GetStringFromObj(aArg[i], &nVal);
while( (nOut + nVal)>nAlloc ){
int nNew = nAlloc?nAlloc*2:128;
unsigned char *aNew = sqlite3_realloc(aOut, nNew);
if( aNew==0 ){
sqlite3_free(aOut);
return TCL_ERROR;
}
aOut = aNew;
nAlloc = nNew;
}
memcpy(&aOut[nOut], zVal, nVal);
nOut += nVal;
}
}
Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(aOut, nOut));
sqlite3_free(aOut);
return TCL_OK;
}
/*
** Register commands with the TCL interpreter.
@@ -383,6 +456,7 @@ int Sqlitetest_hexio_Init(Tcl_Interp *interp){
{ "hexio_render_int32", hexio_render_int32 },
{ "utf8_to_utf8", utf8_to_utf8 },
{ "read_fts3varint", read_fts3varint },
{ "make_fts3record", make_fts3record },
};
int i;
for(i=0; i<sizeof(aObjCmd)/sizeof(aObjCmd[0]); i++){