118 lines
3.4 KiB
C++

/*
Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights
reserved.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 of
the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include <my_config.h>
#include <stdio.h>
#include "all_tests.h"
int set_row(int, QueryPlan *, Ndb *, const char *, Uint64 , Uint64 );
void build_cas_routine(NdbInterpretedCode *, QueryPlan *plan, Uint64 *cas);
int run_cas_test(QueryPlan *plan, Ndb *db, int v) {
const Uint64 cas = 30090000000000003ULL;
int r;
r = set_row(v, plan, db, "cas_unit_test_1", 0ULL, cas); // a normal update
detail(v, "(1): %d\n", r);
require(r == 0);
r = set_row(v, plan, db, "cas_unit_test_1", cas, cas + 1); // an interpreted update
detail(v, "(2): %d\n", r);
require(r == 0);
r = set_row(v, plan, db, "cas_unit_test_2", 0ULL, cas); // a normal update
detail(v, "(2): %d\n", r);
require(r == 0);
r = set_row(v, plan, db, "cas_unit_test_2", cas-1, cas+1); // this should fail
detail(v, "(2): %d\n", r);
require(r == 899);
pass;
}
int set_row(int v, QueryPlan *plan, Ndb *db,
const char *akey, Uint64 old_cas, Uint64 new_cas) {
NdbOperation::OperationOptions options;
NdbInterpretedCode code(plan->table);
char key[50];
char value[50];
char ndbkeybuffer[300];
char ndbrowbuffer[16384];
strcpy(key, akey);
strcpy(value, "munch");
detail(v, "set_row: key=%s, old_cas=%llu, new_cas=%llu ", key, old_cas, new_cas);
Operation op(plan);
op.key_buffer = ndbkeybuffer;
op.buffer = ndbrowbuffer;
/* Set the Key */
op.clearKeyNullBits();
op.setKeyPart(COL_STORE_KEY, key, strlen(key));
/* Set the Row */
op.clearNullBits();
op.setColumn(COL_STORE_KEY, key, strlen(key));
op.setColumn(COL_STORE_VALUE, value, strlen(value));
op.setColumnBigUnsigned(COL_STORE_CAS, new_cas);
NdbTransaction *tx = op.startTransaction(db);
if(old_cas) {
/* This is an interpreted update */
build_cas_routine(&code, plan, & old_cas);
options.optionsPresent= NdbOperation::OperationOptions::OO_INTERPRETED;
options.interpretedCode = & code;
op.updateTuple(tx, &options);
}
else {
/* Just a normal insert/update */
op.writeTuple(tx);
}
tx->execute(NdbTransaction::Commit);
int r = tx->getNdbError().code;
tx->close();
return r;
}
void build_cas_routine(NdbInterpretedCode *r, QueryPlan *plan, Uint64 *cas) {
/* Branch on cas_value != cas_column */
/* branch_col_ne(value, NOOP, column_id, label) */
r->branch_col_ne((const void *) cas, 0, plan->cas_column_id, 0);
/* Here is the cas_value == cas_column branch: */
r->interpret_exit_ok(); // allow operation to succeed
/* Here is the cas_value != cas_column branch: */
r->def_label(0);
r->interpret_exit_nok(899); // abort the operation
r->finalise();
}