Exemple #1
0
  @Test(timeout = 100000)
  public void testBatchWithSameRow() throws Exception {
    String tableName = TABLE_NAME_PREFIX + "-testBatchWithSameRow";
    table = createTable(tableName, basicSchema, new CreateTableOptions());

    KuduSession session = syncClient.newSession();
    session.setFlushMode(SessionConfiguration.FlushMode.MANUAL_FLUSH);

    // Insert 25 rows, one per batch, along with 50 updates for each, and a delete at the end,
    // while also clearing the cache between each batch half the time. The delete is added here
    // so that a misplaced update would fail if it happens later than its delete.
    for (int i = 0; i < 25; i++) {
      session.apply(createInsert(i));
      for (int j = 0; j < 50; j++) {
        Update update = table.newUpdate();
        PartialRow row = update.getRow();
        row.addInt(basicSchema.getColumnByIndex(0).getName(), i);
        row.addInt(basicSchema.getColumnByIndex(1).getName(), 1000);
        session.apply(update);
      }
      Delete del = table.newDelete();
      PartialRow row = del.getRow();
      row.addInt(basicSchema.getColumnByIndex(0).getName(), i);
      session.apply(del);
      session.flush();
      if (i % 2 == 0) {
        client.emptyTabletsCacheForTable(table.getTableId());
      }
    }
    assertEquals(0, countRowsInScan(client.newScannerBuilder(table).build()));
  }
  @Test
  public void testEmpty() {
    AlgebraicField field = new PentagonField();
    Selection selection = new Selection();
    RealizedModel realized = new RealizedModel(field, new Projection.Default(field));
    assertEquals(0, realized.size());
    assertTrue(selection.isEmpty());

    AlgebraicVector loc = field.basisVector(3, 2);
    Connector ball = new Connector(loc);
    realized.add(ball);
    assertEquals(1, realized.size());
    assertTrue(selection.isEmpty());

    Delete cmd = new Delete(selection, realized);
    try {
      cmd.perform();
    } catch (Failure e) {
      fail("Delete perform failed");
    }
    assertEquals(1, realized.size());
    assertTrue(selection.isEmpty());
  }