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200 lines (176 loc) · 4.87 KB
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/*
** 2007 March 29
**
** The author disclaims copyright to this source code. In place of
** a legal notice, here is a blessing:
**
** May you do good and not evil.
** May you find forgiveness for yourself and forgive others.
** May you share freely, never taking more than you give.
**
*************************************************************************
**
** This file contains obscure tests of the C-interface required
** for completeness. Test code is written in C for these cases
** as there is not much point in binding to Tcl.
*/
#include "sqliteInt.h"
#include "tclsqlite.h"
#include <stdlib.h>
#include <string.h>
/*
** c_collation_test
*/
static int SQLITE_TCLAPI c_collation_test(
ClientData clientData, /* Pointer to sqlite3_enable_XXX function */
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int objc, /* Number of arguments */
Tcl_Obj *CONST objv[] /* Command arguments */
){
const char *zErrFunction = "N/A";
sqlite3 *db;
int rc;
if( objc!=1 ){
Tcl_WrongNumArgs(interp, 1, objv, "");
return TCL_ERROR;
}
/* Open a database. */
rc = sqlite3_open(":memory:", &db);
if( rc!=SQLITE_OK ){
zErrFunction = "sqlite3_open";
goto error_out;
}
rc = sqlite3_create_collation(db, "collate", 456, 0, 0);
if( rc!=SQLITE_MISUSE ){
sqlite3_close(db);
zErrFunction = "sqlite3_create_collation";
goto error_out;
}
sqlite3_close(db);
return TCL_OK;
error_out:
Tcl_ResetResult(interp);
Tcl_AppendResult(interp, "Error testing function: ", zErrFunction, NULL);
return TCL_ERROR;
}
/*
** c_realloc_test
*/
static int SQLITE_TCLAPI c_realloc_test(
ClientData clientData, /* Pointer to sqlite3_enable_XXX function */
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int objc, /* Number of arguments */
Tcl_Obj *CONST objv[] /* Command arguments */
){
void *p;
const char *zErrFunction = "N/A";
if( objc!=1 ){
Tcl_WrongNumArgs(interp, 1, objv, "");
return TCL_ERROR;
}
p = sqlite3_malloc(5);
if( !p ){
zErrFunction = "sqlite3_malloc";
goto error_out;
}
/* Test that realloc()ing a block of memory to a negative size is
** the same as free()ing that memory.
*/
p = sqlite3_realloc(p, -1);
if( p ){
zErrFunction = "sqlite3_realloc";
goto error_out;
}
return TCL_OK;
error_out:
Tcl_ResetResult(interp);
Tcl_AppendResult(interp, "Error testing function: ", zErrFunction, NULL);
return TCL_ERROR;
}
/*
** c_misuse_test
*/
static int SQLITE_TCLAPI c_misuse_test(
ClientData clientData, /* Pointer to sqlite3_enable_XXX function */
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int objc, /* Number of arguments */
Tcl_Obj *CONST objv[] /* Command arguments */
){
const char *zErrFunction = "N/A";
sqlite3 *db = 0;
sqlite3_stmt *pStmt;
int rc;
if( objc!=1 ){
Tcl_WrongNumArgs(interp, 1, objv, "");
return TCL_ERROR;
}
/* Open a database. Then close it again. We need to do this so that
** we have a "closed database handle" to pass to various API functions.
*/
rc = sqlite3_open(":memory:", &db);
if( rc!=SQLITE_OK ){
zErrFunction = "sqlite3_open";
goto error_out;
}
sqlite3_close(db);
rc = sqlite3_errcode(db);
if( rc!=SQLITE_MISUSE ){
zErrFunction = "sqlite3_errcode";
goto error_out;
}
pStmt = (sqlite3_stmt*)1234;
rc = sqlite3_prepare(db, 0, 0, &pStmt, 0);
if( rc!=SQLITE_MISUSE ){
zErrFunction = "sqlite3_prepare";
goto error_out;
}
assert( pStmt==0 ); /* Verify that pStmt is zeroed even on a MISUSE error */
pStmt = (sqlite3_stmt*)1234;
rc = sqlite3_prepare_v2(db, 0, 0, &pStmt, 0);
if( rc!=SQLITE_MISUSE ){
zErrFunction = "sqlite3_prepare_v2";
goto error_out;
}
assert( pStmt==0 );
#ifndef SQLITE_OMIT_UTF16
pStmt = (sqlite3_stmt*)1234;
rc = sqlite3_prepare16(db, 0, 0, &pStmt, 0);
if( rc!=SQLITE_MISUSE ){
zErrFunction = "sqlite3_prepare16";
goto error_out;
}
assert( pStmt==0 );
pStmt = (sqlite3_stmt*)1234;
rc = sqlite3_prepare16_v2(db, 0, 0, &pStmt, 0);
if( rc!=SQLITE_MISUSE ){
zErrFunction = "sqlite3_prepare16_v2";
goto error_out;
}
assert( pStmt==0 );
#endif
return TCL_OK;
error_out:
Tcl_ResetResult(interp);
Tcl_AppendResult(interp, "Error testing function: ", zErrFunction, NULL);
return TCL_ERROR;
}
/*
** Register commands with the TCL interpreter.
*/
int Sqlitetest9_Init(Tcl_Interp *interp){
static struct {
char *zName;
Tcl_ObjCmdProc *xProc;
void *clientData;
} aObjCmd[] = {
{ "c_misuse_test", c_misuse_test, 0 },
{ "c_realloc_test", c_realloc_test, 0 },
{ "c_collation_test", c_collation_test, 0 },
};
int i;
for(i=0; i<sizeof(aObjCmd)/sizeof(aObjCmd[0]); i++){
Tcl_CreateObjCommand(interp, aObjCmd[i].zName,
aObjCmd[i].xProc, aObjCmd[i].clientData, 0);
}
return TCL_OK;
}