@Test
public void testRowCollector() {

	List<Row> rows = new ArrayList<>(1);
	RowCollector collector = new RowCollector(rows);
	collector.collect(Row.of(2));
	Assert.assertEquals("test size of RowCollector fail", 1, collector.getRows().size());
	Assert.assertEquals("test value of RowCollector fail", 2, collector.getRows().get(0).getField(0));
	collector.clear();
	Assert.assertEquals("test clear of RowCollector fail", 0, collector.getRows().size());
	collector.collect(Row.of(0));
	collector.close();
	Assert.assertEquals("test close of RowCollector fail", 0, collector.getRows().size());
}