test/dbapi/Connection/isotest11.c

   1 #include "common.h"
   2 //READ_UNCOMMITTED isolation testing
   3 //T1 and T2 both inserting, T2 will fail saying unique key constraint
   4
   5 void* runTest1(void *p);
   6 void* runTest2(void *p);
   7 int *p1RetVal = NULL;
   8 int *p2RetVal = NULL;
   9 int main()
  10 {
  11
  12     Connection conn;
  13     DbRetVal rv = conn.open("root", "manager");
  14     if (rv != OK) { printf("Error during connection %d\n", rv); return 1; }
  15     DatabaseManager *dbMgr = conn.getDatabaseManager();
  16     int ret = createTable(dbMgr);
  17     if (ret != 0) { return 1; }
  18
  19     pthread_t thr[2];
  20     int *status1, *status2;
  21     pthread_create (&thr[0], NULL, &runTest1,  NULL);
  22     pthread_create (&thr[1], NULL, &runTest2,  NULL);
  23     printf("All threads started\n");
  24
  25     pthread_join(thr[0], (void**)&status1);
  26     pthread_join(thr[1], (void**)&status2);
  27     ret = 0;
  28     if (*status1 != 0 || *status2 != 0) ret = 1;
  29     if (p1RetVal) { delete p1RetVal; p1RetVal = NULL; }
  30     if (p2RetVal) { delete p2RetVal; p2RetVal = NULL; }
  31     dbMgr->dropTable("t1");
  32     conn.close();
  33     return ret;
  34 }
  35 void* runTest1(void *message)
  36 {
  37     Connection conn;
  38     DbRetVal rv = conn.open("root", "manager");
  39     if (rv != OK) { printf("Error during connection %d\n", rv); return NULL; }
  40     DatabaseManager *dbMgr = conn.getDatabaseManager();
  41     if (dbMgr == NULL) { printf("Auth failed\n"); return NULL;}
  42     rv = conn.startTransaction(READ_UNCOMMITTED);
  43     if (rv != OK) return NULL;
  44     printf("Thread and pid is %d %lu\n", os::getpid(), os::getthrid());
  45     p1RetVal = new int();
  46     *p1RetVal = 0;
  47
  48     rv = insert(dbMgr, 100, true);
  49     if (rv != OK) { printf("Test Failed:first thread failed to insert\n"); *p1RetVal = 1; }
  50
  51     conn.commit();
  52     rv  = conn.close();
  53     printf("conn closed %d for Thread and pid is %d %lu\n", rv, os::getpid(), os::getthrid());
  54     pthread_exit(p1RetVal);
  55 }
  56 void* runTest2(void *message)
  57 {
  58     Connection conn;
  59     DbRetVal rv = conn.open("root", "manager");
  60     if (rv != OK) { printf("Error during connection %d\n", rv); return NULL; }
  61     DatabaseManager *dbMgr = conn.getDatabaseManager();
  62     if (dbMgr == NULL) { printf("Auth failed\n"); return NULL;}
  63     rv = conn.startTransaction(READ_UNCOMMITTED);
  64     if (rv != OK) return NULL;
  65     printf("Thread and pid is %d %lu\n", os::getpid(), os::getthrid());
  66
  67     p2RetVal = new int();
  68     *p2RetVal = 0;
  69
  70     rv = insert(dbMgr, 100, false);
  71     if (rv == OK) { printf("Test Failed:second thread inserted\n"); *p2RetVal = 1; }
  72
  73     conn.commit();
  74     rv  = conn.close();
  75     printf("conn closed %d for Thread and pid is %d %lu\n", rv, os::getpid(), os::getthrid());
  76     pthread_exit(p2RetVal);
  77 }
  78