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.any;
023import static org.mockito.ArgumentMatchers.eq;
024import static org.mockito.Mockito.inOrder;
025import static org.mockito.Mockito.verify;
026import static org.mockito.Mockito.when;
027
028import java.util.ArrayList;
029import java.util.List;
030import java.util.function.Function;
031import org.apache.hadoop.hbase.HBaseClassTestRule;
032import org.apache.hadoop.hbase.hbtop.screen.ScreenView;
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.InOrder;
040import org.mockito.Mock;
041import org.mockito.runners.MockitoJUnitRunner;
042
043
044@Category(SmallTests.class)
045@RunWith(MockitoJUnitRunner.class)
046public class InputModeScreenPresenterTest {
047
048  @ClassRule
049  public static final HBaseClassTestRule CLASS_RULE =
050    HBaseClassTestRule.forClass(InputModeScreenPresenterTest.class);
051
052  private static final String TEST_INPUT_MESSAGE = "test input message";
053
054  @Mock
055  private InputModeScreenView inputModeScreenView;
056
057  @Mock
058  private TopScreenView topScreenView;
059
060  @Mock
061  private Function<String, ScreenView> resultListener;
062
063  private InputModeScreenPresenter inputModeScreenPresenter;
064
065  @Before
066  public void setup() {
067    List<String> histories = new ArrayList<>();
068    histories.add("history1");
069    histories.add("history2");
070
071    inputModeScreenPresenter = new InputModeScreenPresenter(inputModeScreenView,
072      TEST_INPUT_MESSAGE, histories, resultListener);
073  }
074
075  @Test
076  public void testInit() {
077    inputModeScreenPresenter.init();
078
079    verify(inputModeScreenView).showInput(eq(TEST_INPUT_MESSAGE), eq(""), eq(0));
080  }
081
082  @Test
083  public void testCharacter() {
084    inputModeScreenPresenter.character('a');
085    inputModeScreenPresenter.character('b');
086    inputModeScreenPresenter.character('c');
087
088    InOrder inOrder = inOrder(inputModeScreenView);
089    inOrder.verify(inputModeScreenView).showInput(any(), eq("a"), eq(1));
090    inOrder.verify(inputModeScreenView).showInput(any(), eq("ab"), eq(2));
091    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(3));
092  }
093
094  @Test
095  public void testArrowLeftAndRight() {
096    inputModeScreenPresenter.character('a');
097    inputModeScreenPresenter.character('b');
098    inputModeScreenPresenter.character('c');
099    inputModeScreenPresenter.arrowLeft();
100    inputModeScreenPresenter.arrowLeft();
101    inputModeScreenPresenter.arrowLeft();
102    inputModeScreenPresenter.arrowLeft();
103    inputModeScreenPresenter.arrowRight();
104    inputModeScreenPresenter.arrowRight();
105    inputModeScreenPresenter.arrowRight();
106    inputModeScreenPresenter.arrowRight();
107
108    InOrder inOrder = inOrder(inputModeScreenView);
109    inOrder.verify(inputModeScreenView).showInput(any(), eq("a"), eq(1));
110    inOrder.verify(inputModeScreenView).showInput(any(), eq("ab"), eq(2));
111    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(3));
112    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(2));
113    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(1));
114    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(0));
115    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(1));
116    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(2));
117    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(3));
118  }
119
120  @Test
121  public void testHomeAndEnd() {
122    inputModeScreenPresenter.character('a');
123    inputModeScreenPresenter.character('b');
124    inputModeScreenPresenter.character('c');
125    inputModeScreenPresenter.home();
126    inputModeScreenPresenter.home();
127    inputModeScreenPresenter.end();
128    inputModeScreenPresenter.end();
129
130    InOrder inOrder = inOrder(inputModeScreenView);
131    inOrder.verify(inputModeScreenView).showInput(any(), eq("a"), eq(1));
132    inOrder.verify(inputModeScreenView).showInput(any(), eq("ab"), eq(2));
133    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(3));
134    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(0));
135    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(3));
136  }
137
138  @Test
139  public void testBackspace() {
140    inputModeScreenPresenter.character('a');
141    inputModeScreenPresenter.character('b');
142    inputModeScreenPresenter.character('c');
143    inputModeScreenPresenter.backspace();
144    inputModeScreenPresenter.backspace();
145    inputModeScreenPresenter.backspace();
146    inputModeScreenPresenter.backspace();
147
148    InOrder inOrder = inOrder(inputModeScreenView);
149    inOrder.verify(inputModeScreenView).showInput(any(), eq("a"), eq(1));
150    inOrder.verify(inputModeScreenView).showInput(any(), eq("ab"), eq(2));
151    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(3));
152    inOrder.verify(inputModeScreenView).showInput(any(), eq("ab"), eq(2));
153    inOrder.verify(inputModeScreenView).showInput(any(), eq("a"), eq(1));
154    inOrder.verify(inputModeScreenView).showInput(any(), eq(""), eq(0));
155  }
156
157  @Test
158  public void testDelete() {
159    inputModeScreenPresenter.character('a');
160    inputModeScreenPresenter.character('b');
161    inputModeScreenPresenter.character('c');
162    inputModeScreenPresenter.delete();
163    inputModeScreenPresenter.arrowLeft();
164    inputModeScreenPresenter.delete();
165
166    InOrder inOrder = inOrder(inputModeScreenView);
167    inOrder.verify(inputModeScreenView).showInput(any(), eq("a"), eq(1));
168    inOrder.verify(inputModeScreenView).showInput(any(), eq("ab"), eq(2));
169    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(3));
170    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(2));
171    inOrder.verify(inputModeScreenView).showInput(any(), eq("ab"), eq(2));
172  }
173
174  @Test
175  public void testHistories() {
176    inputModeScreenPresenter.character('a');
177    inputModeScreenPresenter.character('b');
178    inputModeScreenPresenter.character('c');
179    inputModeScreenPresenter.arrowUp();
180    inputModeScreenPresenter.arrowUp();
181    inputModeScreenPresenter.arrowUp();
182    inputModeScreenPresenter.arrowDown();
183    inputModeScreenPresenter.arrowDown();
184    inputModeScreenPresenter.arrowDown();
185
186    InOrder inOrder = inOrder(inputModeScreenView);
187    inOrder.verify(inputModeScreenView).showInput(any(), eq("a"), eq(1));
188    inOrder.verify(inputModeScreenView).showInput(any(), eq("ab"), eq(2));
189    inOrder.verify(inputModeScreenView).showInput(any(), eq("abc"), eq(3));
190    inOrder.verify(inputModeScreenView).showInput(any(), eq("history2"), eq(8));
191    inOrder.verify(inputModeScreenView).showInput(any(), eq("history1"), eq(8));
192    inOrder.verify(inputModeScreenView).showInput(any(), eq("history2"), eq(8));
193  }
194
195  @Test
196  public void testReturnToTopScreen() {
197    when(resultListener.apply(any())).thenReturn(topScreenView);
198
199    inputModeScreenPresenter.character('a');
200    inputModeScreenPresenter.character('b');
201    inputModeScreenPresenter.character('c');
202
203    assertThat(inputModeScreenPresenter.returnToNextScreen(), is(topScreenView));
204    verify(resultListener).apply(eq("abc"));
205  }
206}