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.eq;
023import static org.mockito.Mockito.verify;
024
025import org.apache.hadoop.hbase.HBaseClassTestRule;
026import org.apache.hadoop.hbase.testclassification.SmallTests;
027import org.junit.Before;
028import org.junit.ClassRule;
029import org.junit.Test;
030import org.junit.experimental.categories.Category;
031import org.junit.runner.RunWith;
032import org.mockito.Mock;
033import org.mockito.runners.MockitoJUnitRunner;
034
035
036@Category(SmallTests.class)
037@RunWith(MockitoJUnitRunner.class)
038public class TestMessageModeScreenPresenter {
039
040  @ClassRule
041  public static final HBaseClassTestRule CLASS_RULE =
042    HBaseClassTestRule.forClass(TestMessageModeScreenPresenter.class);
043
044  private static final String TEST_MESSAGE = "test message";
045
046  @Mock
047  private MessageModeScreenView messageModeScreenView;
048
049  @Mock
050  private TopScreenView topScreenView;
051
052  private MessageModeScreenPresenter messageModeScreenPresenter;
053
054  @Before
055  public void setup() {
056    messageModeScreenPresenter = new MessageModeScreenPresenter(messageModeScreenView,
057      TEST_MESSAGE, topScreenView);
058  }
059
060  @Test
061  public void testInit() {
062    messageModeScreenPresenter.init();
063
064    verify(messageModeScreenView).showMessage(eq(TEST_MESSAGE));
065  }
066
067  @Test
068  public void testReturnToTopScreen() {
069    assertThat(messageModeScreenPresenter.returnToNextScreen(), is(topScreenView));
070  }
071}