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Add miscellaneous test cases to improve coverage of sessions module.

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FossilOrigin-Name: 0fac6cfffe628ea02c78ebad065307309ec9eaa1
This commit is contained in:
dan
2014-08-18 16:03:46 +00:00
parent 8b7a2e3a1e
commit 082c96dffa
8 changed files with 207 additions and 25 deletions
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99
ext/session/test_session.c
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@ -417,6 +417,13 @@ static int test_conflict_handler(
rc = sqlite3changeset_old(pIter, nCol, &pVal);
assert( rc==SQLITE_RANGE );
}
if( eConf!=SQLITE_CHANGESET_FOREIGN_KEY ){
/* eConf!=FOREIGN_KEY is always true at this point. The condition is
** just there to make it clearer what is being tested. */
int nDummy;
int rc = sqlite3changeset_fk_conflicts(pIter, &nDummy);
assert( rc==SQLITE_MISUSE );
}
/* End of testing block
***********************************************************************/
}
@ -440,6 +447,51 @@ static int test_conflict_handler(
return ret;
}
/*
** The conflict handler used by sqlite3changeset_apply_replace_all().
** This conflict handler calls sqlite3_value_text16() on all available
** sqlite3_value objects and then returns CHANGESET_REPLACE, or
** CHANGESET_OMIT if REPLACE is not applicable. This is used to test the
** effect of a malloc failure within an sqlite3_value_xxx() function
** invoked by a conflict-handler callback.
*/
static int replace_handler(
void *pCtx, /* Pointer to TestConflictHandler structure */
int eConf, /* DATA, MISSING, CONFLICT, CONSTRAINT */
sqlite3_changeset_iter *pIter /* Handle describing change and conflict */
){
int op; /* SQLITE_UPDATE, DELETE or INSERT */
const char *zTab; /* Name of table conflict is on */
int nCol; /* Number of columns in table zTab */
int i;
int x = 0;
sqlite3changeset_op(pIter, &zTab, &nCol, &op, 0);
if( op!=SQLITE_INSERT ){
for(i=0; i<nCol; i++){
sqlite3_value *pVal;
sqlite3changeset_old(pIter, i, &pVal);
sqlite3_value_text16(pVal);
x++;
}
}
if( op!=SQLITE_DELETE ){
for(i=0; i<nCol; i++){
sqlite3_value *pVal;
sqlite3changeset_new(pIter, i, &pVal);
sqlite3_value_text16(pVal);
x++;
}
}
if( eConf==SQLITE_CHANGESET_DATA ){
return SQLITE_CHANGESET_REPLACE;
}
return SQLITE_CHANGESET_OMIT;
}
/*
** sqlite3changeset_apply DB CHANGESET CONFLICT-SCRIPT ?FILTER-SCRIPT?
*/
@ -482,6 +534,41 @@ static int test_sqlite3changeset_apply(
return TCL_OK;
}
/*
** sqlite3changeset_apply_replace_all DB CHANGESET
*/
static int test_sqlite3changeset_apply_replace_all(
void * clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
sqlite3 *db; /* Database handle */
Tcl_CmdInfo info; /* Database Tcl command (objv[1]) info */
int rc; /* Return code from changeset_invert() */
void *pChangeset; /* Buffer containing changeset */
int nChangeset; /* Size of buffer aChangeset in bytes */
if( objc!=3 ){
Tcl_WrongNumArgs(interp, 1, objv, "DB CHANGESET");
return TCL_ERROR;
}
if( 0==Tcl_GetCommandInfo(interp, Tcl_GetString(objv[1]), &info) ){
Tcl_AppendResult(interp, "no such handle: ", Tcl_GetString(objv[2]), 0);
return TCL_ERROR;
}
db = *(sqlite3 **)info.objClientData;
pChangeset = (void *)Tcl_GetByteArrayFromObj(objv[2], &nChangeset);
rc = sqlite3changeset_apply(db, nChangeset, pChangeset, 0, replace_handler,0);
if( rc!=SQLITE_OK ){
return test_session_error(interp, rc);
}
Tcl_ResetResult(interp);
return TCL_OK;
}
/*
** sqlite3changeset_invert CHANGESET
*/
@ -596,6 +683,14 @@ static int test_sqlite3session_foreach(
unsigned char *abPK;
int i;
/* Test that _fk_conflicts() returns SQLITE_MISUSE if called on this
** iterator. */
int nDummy;
if( SQLITE_MISUSE!=sqlite3changeset_fk_conflicts(pIter, &nDummy) ){
sqlite3changeset_finalize(pIter);
return TCL_ERROR;
}
sqlite3changeset_op(pIter, &zTab, &nCol, &op, &bIndirect);
pVar = Tcl_NewObj();
Tcl_ListObjAppendElement(0, pVar, Tcl_NewStringObj(
@ -674,6 +769,10 @@ int TestSession_Init(Tcl_Interp *interp){
Tcl_CreateObjCommand(
interp, "sqlite3changeset_apply", test_sqlite3changeset_apply, 0, 0
);
Tcl_CreateObjCommand(
interp, "sqlite3changeset_apply_replace_all",
test_sqlite3changeset_apply_replace_all, 0, 0
);
return TCL_OK;
}