@Test
public void testForceType() {

	ExecutionEnvironment env = MLEnvironmentFactory.getDefault().getExecutionEnvironment();
	DataSet<Row> input = env.fromElements(Row.of("s1")).map(new GenericTypeMap());
	Table table2 = DataSetConversionUtil.toTable(MLEnvironmentFactory.DEFAULT_ML_ENVIRONMENT_ID,
			input,
			new String[] {"word"},
			new TypeInformation[] {TypeInformation.of(Integer.class)}
	);
	Assert.assertEquals(
			new TableSchema(new String[] {"word"}, new TypeInformation[] {TypeInformation.of(Integer.class)}),
			table2.getSchema()
	);
}