コード例 #1
0
// ************************************************************ 
void
testCreateTableAndInsert (void)
{
  RM_TableData *table = (RM_TableData *) malloc(sizeof(RM_TableData));
  TestRecord inserts[] = { 
    {1, "aaaa", 3}, 
    {2, "bbbb", 2},
    {3, "cccc", 1},
    {4, "dddd", 3},
    {5, "eeee", 5},
    {6, "ffff", 1},
    {7, "gggg", 3},
    {8, "hhhh", 3},
    {9, "iiii", 2}
  };
  int numInserts = 9, i;
  Record *r;
  RID *rids;
  Schema *schema;
  testName = "test creating a new table and inserting tuples";
  schema = testSchema();
  rids = (RID *) malloc(sizeof(RID) * numInserts);
  
  TEST_CHECK(initRecordManager(NULL));
  //printf("\n Testing create table");
  TEST_CHECK(createTable("test_table_r.txt",schema));
  //printf("\n Testing open Table");
  TEST_CHECK(openTable(table, "test_table_r.txt"));
 printf("\n Opened "); 
  // insert rows into table
   for(i = 0; i < numInserts; i++)
    {
    	printf("\n Inserting");
      r = fromTestRecord(schema, inserts[i]);
      	
      TEST_CHECK(insertRecord(table,r)); 
      rids[i] = r->id;
    }

 TEST_CHECK(closeTable(table));
  TEST_CHECK(openTable(table, "test_table_r.txt"));
	printf("\n Opened successsfully");
  // randomly retrieve records from the table and compare to inserted ones
  for(i = 0; i < 1000; i++)
    {
      int pos = rand() % numInserts;
      RID rid = rids[pos];
      printf("\n getting records");
      TEST_CHECK(getRecord(table, rid, r));
      ASSERT_EQUALS_RECORDS(fromTestRecord(schema, inserts[pos]), r, schema, "compare records");
    }
  
  TEST_CHECK(closeTable(table));
  TEST_CHECK(deleteTable("test_table_r.txt"));
  TEST_CHECK(shutdownRecordManager());

  free(rids);
  free(table);
  TEST_DONE();
}
コード例 #2
0
void testUserInterface()
{
	int attrNum=0;
	int keys[]={};

	printf("Enter the number of attributes: \n");
	scanf("%d",&attrNum);
	int attrTypes[attrNum];
	int attrSize[attrNum];
	DataType dt[attrNum];
	char *attrName[attrNum];
	int numRec;
	int j;

	for(j=0 ; j< attrNum ; j++){
		printf("Enter the attribute name for %d attribute :",j+1);
		attrName[j]=malloc(100);
		scanf("%s",attrName[j]);

		printf("Enter the type of attribute for %d attribute \n int : 0 \n string : 1 \n Float : 2 \n Boolean : 3 \n",j+1);
		scanf("%d",&attrTypes[j]);

		if(attrTypes[j]==0)
			dt[j] = DT_INT;
		else if(attrTypes[j]==1)
			dt[j] = DT_STRING;
		else if(attrTypes[j]==2)
			dt[j] = DT_FLOAT;
		else if(attrTypes[j]==3)
			dt[j] = DT_BOOL;

		if(attrTypes[j]!= 1){
			attrSize[j] = 0;
		}else{
			printf("Enter the size of the string attribute \n");
			scanf("%d",&attrSize[j]);
		}

	}


	Schema *schema;
	schema = createSchema(attrNum, attrName, dt, attrSize, 0 ,keys);

	RM_TableData *table = (RM_TableData *) malloc(sizeof(RM_TableData));
	  TestRecord inserts[] = {
	    {1, "aaaa", 3},
	    {2, "bbbb", 2},
	    {3, "cccc", 1},
	    {4, "dddd", 3},
	    {5, "eeee", 5},
	    {6, "ffff", 1},
	    {7, "gggg", 3},
	    {8, "hhhh", 3},
	    {9, "iiii", 2}
	  };
	  int numInserts = 9, i;
	  Record *r;
	  RID *rids;
	  testName = "testing user interface";

	  rids = (RID *) malloc(sizeof(RID) * numInserts);

	  TEST_CHECK(initRecordManager(NULL));
	  TEST_CHECK(createTable("test_table_r",schema));
	  TEST_CHECK(openTable(table, "test_table_r"));

	  // insert rows into table
	  for(i = 0; i < numInserts; i++)
	    {
	      r = fromTestRecord(schema, inserts[i]);
	      TEST_CHECK(insertRecord(table,r));
	      rids[i] = r->id;
	    }

	  TEST_CHECK(closeTable(table));
	  TEST_CHECK(openTable(table, "test_table_r"));

	  // randomly retrieve records from the table and compare to inserted ones with (int,string,int) format.
	  if(attrNum <= 3)
	  {
		for(i = 0; i < 1000; i++)
	    {
	      int pos = rand() % numInserts;
	      RID rid = rids[pos];
	      TEST_CHECK(getRecord(table, rid, r));
	      ASSERT_EQUALS_RECORDS(fromTestRecord(schema, inserts[pos]), r, schema, "compare records");
	    }
	  }

	  TEST_CHECK(closeTable(table));
	  TEST_CHECK(deleteTable("test_table_r"));
	  TEST_CHECK(shutdownRecordManager());

	  free(rids);
	  free(table);
	  TEST_DONE();

}
コード例 #3
0
void testScansTwo (void)
{
  RM_TableData *table = (RM_TableData *) malloc(sizeof(RM_TableData));
  TestRecord inserts[] = { 
    {1, "aaaa", 3}, 
    {2, "bbbb", 2},
    {3, "cccc", 1},
    {4, "dddd", 3},
    {5, "eeee", 5},
    {6, "ffff", 1},
    {7, "gggg", 3},
    {8, "hhhh", 3},
    {9, "iiii", 2},
    {10, "jjjj", 5},
  };
  bool foundScan[] = {
    FALSE,
    FALSE,
    FALSE,
    FALSE,
    FALSE,
    FALSE,
    FALSE,
    FALSE,
    FALSE,
    FALSE
  };
  int numInserts = 10, i;
  Record *r;
  RID *rids;
  Schema *schema;
  RM_ScanHandle *sc = (RM_ScanHandle *) malloc(sizeof(RM_ScanHandle));
  Expr *sel, *left, *right, *first, *se;
  int rc;

  testName = "test creating a new table and inserting tuples";
  schema = testSchema();
  rids = (RID *) malloc(sizeof(RID) * numInserts);
  
  TEST_CHECK(initRecordManager(NULL));
  TEST_CHECK(createTable("test_table_r",schema));
  TEST_CHECK(openTable(table, "test_table_r"));
  
  // insert rows into table
  for(i = 0; i < numInserts; i++)
  {
    r = fromTestRecord(schema, inserts[i]);
    TEST_CHECK(insertRecord(table,r)); 
    rids[i] = r->id;
  }

  TEST_CHECK(closeTable(table));
  TEST_CHECK(openTable(table, "test_table_r"));

  // Select 1 record with INT in condition a=2.
  MAKE_CONS(left, stringToValue("i2"));
  MAKE_ATTRREF(right, 0);
  MAKE_BINOP_EXPR(sel, left, right, OP_COMP_EQUAL);
  createRecord(&r, schema);
  TEST_CHECK(startScan(table, sc, sel));
  while((rc = next(sc, r)) == RC_OK)
  {
     ASSERT_EQUALS_RECORDS(fromTestRecord(schema, inserts[1]), r, schema, "compare records");
  }
  if (rc != RC_NO_TUPLES)
    TEST_CHECK(rc);
  TEST_CHECK(closeScan(sc));
  
  // Select 1 record with STRING in condition b='ffff'.
  MAKE_CONS(left, stringToValue("sffff"));
  MAKE_ATTRREF(right, 1);
  MAKE_BINOP_EXPR(sel, left, right, OP_COMP_EQUAL);
  createRecord(&r, schema);
  TEST_CHECK(startScan(table, sc, sel));
  while((rc = next(sc, r)) == RC_OK)
  {
     ASSERT_EQUALS_RECORDS(fromTestRecord(schema, inserts[5]), r, schema, "compare records");
     serializeRecord(r, schema);
  }
  if (rc != RC_NO_TUPLES)
    TEST_CHECK(rc);
  TEST_CHECK(closeScan(sc));
  
  // Select all records, with condition being false
  MAKE_CONS(left, stringToValue("i4"));
  MAKE_ATTRREF(right, 2);
  MAKE_BINOP_EXPR(first, right, left, OP_COMP_SMALLER);
  MAKE_UNOP_EXPR(se, first, OP_BOOL_NOT);
  TEST_CHECK(startScan(table, sc, se));
    while((rc = next(sc, r)) == RC_OK)
    {
     serializeRecord(r, schema);
     for(i = 0; i < numInserts; i++)
     {
       if (memcmp(fromTestRecord(schema, inserts[i])->data,r->data,getRecordSize(schema)) == 0)
	     foundScan[i] = TRUE;
     }
    }
  if (rc != RC_NO_TUPLES)
    TEST_CHECK(rc);
  TEST_CHECK(closeScan(sc));
  
  ASSERT_TRUE(!foundScan[0], "not greater than four");
  ASSERT_TRUE(foundScan[4], "greater than four");
  ASSERT_TRUE(foundScan[9], "greater than four");

  // clean up
  TEST_CHECK(closeTable(table));
  TEST_CHECK(deleteTable("test_table_r"));
  TEST_CHECK(shutdownRecordManager());

  freeRecord(r);
  free(table);
  free(sc);
  freeExpr(sel);
  TEST_DONE();
}
コード例 #4
0
void 
testInsertManyRecords(void)
{
  RM_TableData *table = (RM_TableData *) malloc(sizeof(RM_TableData));
  TestRecord inserts[] = { 
    {1, "aaaa", 3}, 
    {2, "bbbb", 2},
    {3, "cccc", 1},
    {4, "dddd", 3},
    {5, "eeee", 5},
    {6, "ffff", 1},
    {7, "gggg", 3},
    {8, "hhhh", 3},
    {9, "iiii", 2},
    {10, "jjjj", 5},
  };
  TestRecord realInserts[10000];
  TestRecord updates[] = {
    {3333, "iiii", 6}
  };
  int numInserts = 10000, i, numcheck=50;
  int randomRec = 3333;
  Record *r;
  RID *rids;
  Schema *schema;
  testName = "test creating a new table and inserting 10000 records then updating record from rids[3333]";
  schema = testSchema();
  rids = (RID *) malloc(sizeof(RID) * numInserts);
  
  TEST_CHECK(initRecordManager(NULL));
  TEST_CHECK(createTable("test_table_t",schema));
  TEST_CHECK(openTable(table, "test_table_t"));
  
  // insert rows into table
  for(i = 0; i < numInserts; i++)
    {
      realInserts[i] = inserts[i%10];
      realInserts[i].a = i;
      r = fromTestRecord(schema, realInserts[i]);
      TEST_CHECK(insertRecord(table,r)); 
      rids[i] = r->id;
    }
  TEST_CHECK(closeTable(table));
  TEST_CHECK(openTable(table, "test_table_t"));

  // retrieve records from the table and compare to expected final stage
  for(i = 0; i < numcheck; i++)
    {
      RID rid = rids[i];
      TEST_CHECK(getRecord(table, rid, r));
      ASSERT_EQUALS_RECORDS(fromTestRecord(schema, realInserts[i]), r, schema, "compare records");
    }
  
  r = fromTestRecord(schema, updates[0]);
  r->id = rids[randomRec];
  TEST_CHECK(updateRecord(table,r));
  TEST_CHECK(getRecord(table, rids[randomRec], r)); 
  ASSERT_EQUALS_RECORDS(fromTestRecord(schema, updates[0]), r, schema, "compare records");
   
  TEST_CHECK(closeTable(table));
  TEST_CHECK(deleteTable("test_table_t"));
  TEST_CHECK(shutdownRecordManager());

  freeRecord(r);
  free(table);
  TEST_DONE();
}
コード例 #5
0
void 
testUpdateTable (void)
{
  RM_TableData *table = (RM_TableData *) malloc(sizeof(RM_TableData));
  TestRecord inserts[] = { 
    {1, "aaaa", 3}, 
    {2, "bbbb", 2},
    {3, "cccc", 1},
    {4, "dddd", 3},
    {5, "eeee", 5},
    {6, "ffff", 1},
    {7, "gggg", 3},
    {8, "hhhh", 3},
    {9, "iiii", 2},
    {10, "jjjj", 5},
  };
  TestRecord updates[] = {
    {1, "iiii", 6},
    {2, "iiii", 6},
    {3, "iiii", 6}
  };
  int deletes[] = {
    9,
    6,
    7,
    8,
    5
  };
  TestRecord finalR[] = {
    {1, "iiii", 6},
    {2, "iiii", 6},
    {3, "iiii", 6},
    {4, "dddd", 3},
    {5, "eeee", 5},
  };
  int numInserts = 10, numUpdates = 3, numDeletes = 5, numFinal = 5, i;
  Record *r;
  RID *rids;
  Schema *schema;
  testName = "test creating a new table and insert,update,delete tuples";
  schema = testSchema();
  rids = (RID *) malloc(sizeof(RID) * numInserts);
  
  TEST_CHECK(initRecordManager(NULL));
  TEST_CHECK(createTable("test_table_r",schema));
  TEST_CHECK(openTable(table, "test_table_r"));
  
  // insert rows into table
  for(i = 0; i < numInserts; i++)
    {
      r = fromTestRecord(schema, inserts[i]);
      TEST_CHECK(insertRecord(table,r)); 
      rids[i] = r->id;
    }

  // delete rows from table
  for(i = 0; i < numDeletes; i++)
    {
      TEST_CHECK(deleteRecord(table,rids[deletes[i]]));
    }

  // update rows into table
  for(i = 0; i < numUpdates; i++)
    {
      r = fromTestRecord(schema, updates[i]);
      r->id = rids[i];
      TEST_CHECK(updateRecord(table,r)); 
    }

  TEST_CHECK(closeTable(table));
  TEST_CHECK(openTable(table, "test_table_r"));

  // retrieve records from the table and compare to expected final stage
  for(i = 0; i < numFinal; i++)
    {
      RID rid = rids[i];
      TEST_CHECK(getRecord(table, rid, r));
      ASSERT_EQUALS_RECORDS(fromTestRecord(schema, finalR[i]), r, schema, "compare records");
    }
  
  TEST_CHECK(closeTable(table));
  TEST_CHECK(deleteTable("test_table_r"));
  TEST_CHECK(shutdownRecordManager());

  free(table);
  TEST_DONE();
}