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.hbtop.screen.top;
019
020import static org.hamcrest.CoreMatchers.is;
021import static org.junit.Assert.assertThat;
022import static org.mockito.ArgumentMatchers.argThat;
023import static org.mockito.Mockito.verify;
024
025import java.util.ArrayList;
026import java.util.List;
027import java.util.stream.Collectors;
028import org.apache.hadoop.hbase.HBaseClassTestRule;
029import org.apache.hadoop.hbase.hbtop.RecordFilter;
030import org.apache.hadoop.hbase.hbtop.field.Field;
031import org.apache.hadoop.hbase.hbtop.field.FieldInfo;
032import org.apache.hadoop.hbase.hbtop.mode.Mode;
033import org.apache.hadoop.hbase.testclassification.SmallTests;
034import org.junit.Before;
035import org.junit.ClassRule;
036import org.junit.Test;
037import org.junit.experimental.categories.Category;
038import org.junit.runner.RunWith;
039import org.mockito.Mock;
040import org.mockito.runners.MockitoJUnitRunner;
041
042
043@Category(SmallTests.class)
044@RunWith(MockitoJUnitRunner.class)
045public class TestFilterDisplayModeScreenPresenter {
046
047  @ClassRule
048  public static final HBaseClassTestRule CLASS_RULE =
049    HBaseClassTestRule.forClass(TestFilterDisplayModeScreenPresenter.class);
050
051  @Mock
052  private FilterDisplayModeScreenView filterDisplayModeScreenView;
053
054  @Mock
055  private TopScreenView topScreenView;
056
057  private FilterDisplayModeScreenPresenter filterDisplayModeScreenPresenter;
058
059  @Before
060  public void setup() {
061    List<Field> fields = Mode.REGION.getFieldInfos().stream()
062      .map(FieldInfo::getField)
063      .collect(Collectors.toList());
064
065    List<RecordFilter>  filters = new ArrayList<>();
066    filters.add(RecordFilter.parse("NAMESPACE==namespace", fields, true));
067    filters.add(RecordFilter.parse("TABLE==table", fields, true));
068
069    filterDisplayModeScreenPresenter = new FilterDisplayModeScreenPresenter(
070      filterDisplayModeScreenView, filters, topScreenView);
071  }
072
073  @Test
074  public void testInit() {
075    filterDisplayModeScreenPresenter.init();
076    verify(filterDisplayModeScreenView).showFilters(argThat(filters -> filters.size() == 2
077      && filters.get(0).toString().equals("NAMESPACE==namespace")
078      && filters.get(1).toString().equals("TABLE==table")));
079  }
080
081  @Test
082  public void testReturnToTopScreen() {
083    assertThat(filterDisplayModeScreenPresenter.returnToNextScreen(), is(topScreenView));
084  }
085}