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  1. Project Clover database Mon Sep 2 2024 17:57:51 BST
  2. Package jalview.datamodel

File RangeElementsIteratorTest.java

 

Code metrics

16
49
10
1
208
136
18
0.37
4.9
10
1.8

Classes

Class Line # Actions
RangeElementsIteratorTest 31 49 18
1.0100%
 

Contributing tests

This file is covered by 9 tests. .

Source view

1    /*
2    * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3    * Copyright (C) $$Year-Rel$$ The Jalview Authors
4    *
5    * This file is part of Jalview.
6    *
7    * Jalview is free software: you can redistribute it and/or
8    * modify it under the terms of the GNU General Public License
9    * as published by the Free Software Foundation, either version 3
10    * of the License, or (at your option) any later version.
11    *
12    * Jalview is distributed in the hope that it will be useful, but
13    * WITHOUT ANY WARRANTY; without even the implied warranty
14    * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15    * PURPOSE. See the GNU General Public License for more details.
16    *
17    * You should have received a copy of the GNU General Public License
18    * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19    * The Jalview Authors are detailed in the 'AUTHORS' file.
20    */
21    package jalview.datamodel;
22   
23    import static org.testng.Assert.assertTrue;
24   
25    import java.util.Iterator;
26    import java.util.NoSuchElementException;
27   
28    import org.testng.annotations.BeforeClass;
29    import org.testng.annotations.Test;
30   
 
31    public class RangeElementsIteratorTest
32    {
33    HiddenColumns hiddenCols;
34   
35    HiddenColumns hiddenColsAtStart;
36   
 
37  1 toggle @BeforeClass(groups = { "Functional" })
38    public void setup()
39    {
40  1 hiddenCols = new HiddenColumns();
41  1 hiddenCols.hideColumns(2, 4);
42   
43  1 hiddenColsAtStart = new HiddenColumns();
44  1 hiddenColsAtStart.hideColumns(0, 2);
45    }
46   
47    /*
48    * Test iterator iterates correctly through the columns
49    * when alignment has hidden cols
50    */
 
51  1 toggle @Test(groups = { "Functional" })
52    public void testHasNextAndNextWithHidden()
53    {
54  1 Iterator<Integer> it = hiddenCols.getVisibleColsIterator(0, 6);
55  1 int count = 0;
56  5 while (it.hasNext())
57    {
58  4 int result = it.next();
59  4 System.out.println(result);
60  4 count++;
61    }
62  1 assertTrue(count == 4, "hasNext() is false after 4 iterations");
63    }
64   
65    /*
66    * Test iterator iterates correctly through the columns
67    * when alignment has no hidden cols
68    */
 
69  1 toggle @Test(groups = { "Functional" })
70    public void testHasNextAndNextNoHidden()
71    {
72  1 HiddenColumns test = new HiddenColumns();
73  1 Iterator<Integer> it2 = test.getVisibleColsIterator(0, 3);
74  1 int count = 0;
75  5 while (it2.hasNext())
76    {
77  4 it2.next();
78  4 count++;
79    }
80  1 assertTrue(count == 4, "hasNext() is false after 4 iterations");
81    }
82   
83    /*
84    * Test iterator iterates correctly through the columns
85    * when alignment has hidden cols at start
86    */
 
87  1 toggle @Test(groups = { "Functional" })
88    public void testHasNextAndNextStartHidden()
89    {
90  1 Iterator<Integer> it3 = hiddenColsAtStart.getVisibleColsIterator(0, 6);
91  1 int count = 0;
92  5 while (it3.hasNext())
93    {
94  4 it3.next();
95  4 count++;
96    }
97  1 assertTrue(count == 4, "hasNext() is false after 4 iterations");
98    }
99   
100    /*
101    * Test iterator iterates correctly through the columns
102    * when alignment has hidden cols at end
103    */
 
104  1 toggle @Test(groups = { "Functional" })
105    public void testHasNextAndNextEndHidden()
106    {
107  1 Iterator<Integer> it4 = hiddenCols.getVisibleColsIterator(0, 4);
108  1 int count = 0;
109  3 while (it4.hasNext())
110    {
111  2 it4.next();
112  2 count++;
113    }
114  1 assertTrue(count == 2, "hasNext() is false after 2 iterations");
115   
116    }
117   
118    /*
119    * Test iterator always throws NoSuchElementException at end of iteration
120    * when alignment has hidden cols
121    */
 
122  1 toggle @Test(
123    groups =
124    { "Functional" },
125    expectedExceptions =
126    { NoSuchElementException.class })
127    public void testLastNextWithHidden() throws NoSuchElementException
128    {
129  1 Iterator<Integer> it = hiddenCols.getVisibleColsIterator(0, 3);
130  3 while (it.hasNext())
131    {
132  2 it.next();
133    }
134  1 it.next();
135    }
136   
137    /*
138    * Test iterator always throws NoSuchElementException at end of iteration
139    * when alignment has no hidden cols
140    */
 
141  1 toggle @Test(
142    groups =
143    { "Functional" },
144    expectedExceptions =
145    { NoSuchElementException.class })
146    public void testLastNextNoHidden() throws NoSuchElementException
147    {
148  1 HiddenColumns test = new HiddenColumns();
149  1 Iterator<Integer> it2 = test.getVisibleColsIterator(0, 3);
150  5 while (it2.hasNext())
151    {
152  4 it2.next();
153    }
154  1 it2.next();
155    }
156   
157    /*
158    * Test iterator always throws NoSuchElementException at end of iteration
159    * when alignment has hidden cols at start
160    */
 
161  1 toggle @Test(
162    groups =
163    { "Functional" },
164    expectedExceptions =
165    { NoSuchElementException.class })
166    public void testLastNextStartHidden() throws NoSuchElementException
167    {
168  1 Iterator<Integer> it3 = hiddenColsAtStart.getVisibleColsIterator(0, 6);
169  5 while (it3.hasNext())
170    {
171  4 it3.next();
172    }
173  1 it3.next();
174    }
175   
176    /*
177    * Test iterator always throws NoSuchElementException at end of iteration
178    * when alignment has hidden cols at end
179    */
 
180  1 toggle @Test(
181    groups =
182    { "Functional" },
183    expectedExceptions =
184    { NoSuchElementException.class })
185    public void testLastNextEndHidden() throws NoSuchElementException
186    {
187  1 Iterator<Integer> it4 = hiddenCols.getVisibleColsIterator(0, 4);
188  3 while (it4.hasNext())
189    {
190  2 it4.next();
191    }
192  1 it4.next();
193    }
194   
195    /*
196    * Test calls to remove throw UnsupportedOperationException
197    */
 
198  1 toggle @Test(
199    groups =
200    { "Functional" },
201    expectedExceptions =
202    { UnsupportedOperationException.class })
203    public void testRemove() throws UnsupportedOperationException
204    {
205  1 Iterator<Integer> it = hiddenCols.getVisibleColsIterator(0, 3);
206  1 it.remove();
207    }
208    }