001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.client;
019
020import org.apache.hadoop.hbase.HBaseClassTestRule;
021import org.apache.hadoop.hbase.testclassification.ClientTests;
022import org.apache.hadoop.hbase.testclassification.SmallTests;
023import org.junit.Assert;
024import org.junit.ClassRule;
025import org.junit.Test;
026import org.junit.experimental.categories.Category;
027
028@Category({ ClientTests.class, SmallTests.class })
029public class TestScanAttributes {
030  @ClassRule
031  public static final HBaseClassTestRule CLASS_RULE =
032    HBaseClassTestRule.forClass(TestScanAttributes.class);
033
034  @Test
035  public void testCoEnableAndCoDisableScanMetricsAndScanMetricsByRegion() {
036    Scan scan = new Scan();
037    Assert.assertFalse(scan.isScanMetricsEnabled());
038    Assert.assertFalse(scan.isScanMetricsByRegionEnabled());
039
040    // Assert enabling scan metrics by region enables scan metrics also
041    scan.setEnableScanMetricsByRegion(true);
042    Assert.assertTrue(scan.isScanMetricsEnabled());
043    Assert.assertTrue(scan.isScanMetricsByRegionEnabled());
044
045    // Assert disabling scan metrics disables scan metrics by region
046    scan.setScanMetricsEnabled(false);
047    Assert.assertFalse(scan.isScanMetricsEnabled());
048    Assert.assertFalse(scan.isScanMetricsByRegionEnabled());
049  }
050}