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Add extra debugging function to test_rbu.c. Enhance the documentation for sqlite3rbu_db() to define the validity of the returned database handles.

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FossilOrigin-Name: b9c4aa521156d8ca09151a82a7e80aa8d1d7a313
This commit is contained in:
dan
2015-10-21 08:26:01 +00:00
parent 6d7734c27d
commit 5c22e82a17
4 changed files with 42 additions and 15 deletions
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36
ext/rbu/test_rbu.c
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@ -56,20 +56,34 @@ static int test_sqlite3rbu_cmd(
){
int ret = TCL_OK;
sqlite3rbu *pRbu = (sqlite3rbu*)clientData;
const char *azMethod[] = {
"step", "close", "create_rbu_delta", "savestate", 0
struct RbuCmd {
const char *zName;
int nArg;
const char *zUsage;
} aCmd[] = {
{"step", 2, ""}, /* 0 */
{"close", 2, ""}, /* 1 */
{"create_rbu_delta", 2, ""}, /* 2 */
{"savestate", 2, ""}, /* 3 */
{"dbMain_eval", 3, "SQL"}, /* 4 */
{0,0,0}
};
int iMethod;
int iCmd;
if( objc!=2 ){
if( objc<2 ){
Tcl_WrongNumArgs(interp, 1, objv, "METHOD");
return TCL_ERROR;
}
if( Tcl_GetIndexFromObj(interp, objv[1], azMethod, "method", 0, &iMethod) ){
ret = Tcl_GetIndexFromObjStruct(
interp, objv[1], aCmd, sizeof(aCmd[0]), "method", 0, &iCmd
);
if( ret ) return TCL_ERROR;
if( objc!=aCmd[iCmd].nArg ){
Tcl_WrongNumArgs(interp, 1, objv, aCmd[iCmd].zUsage);
return TCL_ERROR;
}
switch( iMethod ){
switch( iCmd ){
case 0: /* step */ {
int rc = sqlite3rbu_step(pRbu);
Tcl_SetObjResult(interp, Tcl_NewStringObj(sqlite3ErrName(rc), -1));
@ -112,6 +126,16 @@ static int test_sqlite3rbu_cmd(
break;
}
case 4: /* dbMain_eval */ {
sqlite3 *db = sqlite3rbu_db(pRbu, 0);
int rc = sqlite3_exec(db, Tcl_GetString(objv[2]), 0, 0, 0);
if( rc!=SQLITE_OK ){
Tcl_SetObjResult(interp, Tcl_NewStringObj(sqlite3_errmsg(db), -1));
ret = TCL_ERROR;
}
break;
}
default: /* seems unlikely */
assert( !"cannot happen" );
break;