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  1. Project Clover database Thu Nov 7 2024 13:01:17 GMT
  2. Package jalview.ext.ensembl

File EnsemblCdnaTest.java

 

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Classes

Class Line # Actions
EnsemblCdnaTest 46 126 9
1.0100%
 

Contributing tests

This file is covered by 6 tests. .

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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.ext.ensembl;
22   
23    import java.util.Locale;
24   
25    import static org.testng.AssertJUnit.assertEquals;
26    import static org.testng.AssertJUnit.assertFalse;
27    import static org.testng.AssertJUnit.assertNull;
28    import static org.testng.AssertJUnit.assertTrue;
29   
30    import jalview.datamodel.Sequence;
31    import jalview.datamodel.SequenceDummy;
32    import jalview.datamodel.SequenceFeature;
33    import jalview.datamodel.SequenceI;
34    import jalview.gui.JvOptionPane;
35    import jalview.io.gff.SequenceOntologyFactory;
36    import jalview.io.gff.SequenceOntologyLite;
37    import jalview.util.MapList;
38   
39    import java.util.List;
40   
41    import org.testng.Assert;
42    import org.testng.annotations.AfterClass;
43    import org.testng.annotations.BeforeClass;
44    import org.testng.annotations.Test;
45   
 
46    public class EnsemblCdnaTest
47    {
48   
 
49  1 toggle @BeforeClass(alwaysRun = true)
50    public void setUpJvOptionPane()
51    {
52  1 JvOptionPane.setInteractiveMode(false);
53  1 JvOptionPane.setMockResponse(JvOptionPane.CANCEL_OPTION);
54    }
55   
 
56  1 toggle @BeforeClass(alwaysRun = true)
57    public void setUp()
58    {
59  1 SequenceOntologyFactory.setInstance(new SequenceOntologyLite());
60    }
61   
 
62  1 toggle @AfterClass(alwaysRun = true)
63    public void tearDown()
64    {
65  1 SequenceOntologyFactory.setInstance(null);
66    }
67   
68    /**
69    * Test that the cdna part of genomic sequence is correctly identified by
70    * 'exon' features (or subtypes) - reverse strand case.
71    */
 
72  1 toggle @Test(groups = "Functional")
73    public void testGetGenomicRangesFromFeatures_reverseStrand()
74    {
75  1 EnsemblCdna testee = new EnsemblCdna();
76  1 SequenceI genomic = new SequenceDummy("chr7");
77  1 genomic.setStart(10000);
78  1 genomic.setEnd(50000);
79  1 String transcriptId = "ABC123";
80   
81    // exon at (start+10000) length 501
82  1 SequenceFeature sf = new SequenceFeature("exon", "", 20000, 20500, 0f,
83    null);
84  1 sf.setValue("Parent", transcriptId);
85  1 sf.setStrand("-");
86  1 genomic.addSequenceFeature(sf);
87   
88    // exon (sub-type) at (start + exon_variant) length 101
89  1 sf = new SequenceFeature("coding_exon", "", 10500, 10600, 0f, null);
90  1 sf.setValue("Parent", transcriptId);
91  1 sf.setStrand("-");
92  1 genomic.addSequenceFeature(sf);
93   
94    // exon belonging to a different transcript doesn't count
95  1 sf = new SequenceFeature("exon", "", 11500, 12600, 0f, null);
96  1 sf.setValue("Parent", "anotherOne");
97  1 genomic.addSequenceFeature(sf);
98   
99    // transcript feature doesn't count
100  1 sf = new SequenceFeature("transcript", "", 10000, 50000, 0f, null);
101  1 genomic.addSequenceFeature(sf);
102   
103  1 MapList ranges = testee.getGenomicRangesFromFeatures(genomic,
104    transcriptId, 23);
105  1 List<int[]> fromRanges = ranges.getFromRanges();
106  1 assertEquals(2, fromRanges.size());
107   
108    /*
109    * from ranges should be sorted by start order descending
110    * and hold mappings from reverse strand sense
111    */
112  1 assertEquals(20500, fromRanges.get(0)[0]);
113  1 assertEquals(20000, fromRanges.get(0)[1]);
114  1 assertEquals(10600, fromRanges.get(1)[0]);
115  1 assertEquals(10500, fromRanges.get(1)[1]);
116    // to range should start from given start numbering
117  1 List<int[]> toRanges = ranges.getToRanges();
118  1 assertEquals(1, toRanges.size());
119  1 assertEquals(23, toRanges.get(0)[0]);
120  1 assertEquals(624, toRanges.get(0)[1]);
121    }
122   
123    /**
124    * Test that the cdna part of genomic sequence is correctly identified by
125    * 'exon' features (or subtypes) with the desired transcript as parent
126    */
 
127  1 toggle @Test(groups = "Functional")
128    public void testGetGenomicRangesFromFeatures()
129    {
130  1 EnsemblCdna testee = new EnsemblCdna();
131  1 SequenceI genomic = new SequenceDummy("chr7");
132  1 genomic.setStart(10000);
133  1 genomic.setEnd(50000);
134  1 String transcriptId = "ABC123";
135   
136    // exon at (start+10000) length 501
137  1 SequenceFeature sf = new SequenceFeature("exon", "", 20000, 20500, 0f,
138    null);
139  1 sf.setValue("Parent", transcriptId);
140  1 sf.setStrand("+");
141  1 genomic.addSequenceFeature(sf);
142   
143    // exon (sub-type) at (start + exon_variant) length 101
144  1 sf = new SequenceFeature("coding_exon", "", 10500, 10600, 0f, null);
145  1 sf.setValue("Parent", transcriptId);
146  1 sf.setStrand("+");
147  1 genomic.addSequenceFeature(sf);
148   
149    // exon belonging to a different transcript doesn't count
150  1 sf = new SequenceFeature("exon", "", 11500, 12600, 0f, null);
151  1 sf.setValue("Parent", "anotherOne");
152  1 genomic.addSequenceFeature(sf);
153   
154    // transcript feature doesn't count
155  1 sf = new SequenceFeature("transcript", "", 10000, 50000, 0f, null);
156  1 sf.setStrand("-"); // weird but ignored
157  1 genomic.addSequenceFeature(sf);
158   
159  1 MapList ranges = testee.getGenomicRangesFromFeatures(genomic,
160    transcriptId, 23);
161  1 List<int[]> fromRanges = ranges.getFromRanges();
162  1 assertEquals(2, fromRanges.size());
163    // from ranges should be sorted by start order
164  1 assertEquals(10500, fromRanges.get(0)[0]);
165  1 assertEquals(10600, fromRanges.get(0)[1]);
166  1 assertEquals(20000, fromRanges.get(1)[0]);
167  1 assertEquals(20500, fromRanges.get(1)[1]);
168    // to range should start from given start numbering
169  1 List<int[]> toRanges = ranges.getToRanges();
170  1 assertEquals(1, toRanges.size());
171  1 assertEquals(23, toRanges.get(0)[0]);
172  1 assertEquals(624, toRanges.get(0)[1]);
173    }
174   
175    /**
176    * The method under test should give up and return null if both forward and
177    * reverse strands are present in the features of interest
178    */
 
179  1 toggle @Test(groups = "Functional")
180    public void testGetGenomicRangesFromFeatures_mixedStrand()
181    {
182  1 EnsemblCdna testee = new EnsemblCdna();
183  1 SequenceI genomic = new SequenceDummy("chr7");
184  1 genomic.setStart(10000);
185  1 genomic.setEnd(50000);
186  1 String transcriptId = "ABC123";
187   
188  1 SequenceFeature sf = new SequenceFeature("exon", "", 20000, 20500, 0f,
189    null);
190  1 sf.setValue("Parent", "transcript:" + transcriptId);
191  1 sf.setStrand("-");
192  1 genomic.addSequenceFeature(sf);
193   
194  1 sf = new SequenceFeature("coding_exon", "", 10500, 10600, 0f, null);
195  1 sf.setValue("Parent", "transcript:" + transcriptId);
196  1 sf.setStrand("+");
197  1 genomic.addSequenceFeature(sf);
198   
199  1 MapList ranges = testee.getGenomicRangesFromFeatures(genomic,
200    transcriptId, 23);
201  1 assertNull(ranges);
202    }
203   
204    /**
205    * Test the method that retains features except for 'transcript' (or
206    * subtypes), or features with parent other than the given id
207    */
 
208  1 toggle @Test(groups = "Functional")
209    public void testRetainFeature()
210    {
211  1 String accId = "ABC123";
212  1 EnsemblCdna testee = new EnsemblCdna();
213   
214  1 SequenceFeature sf = new SequenceFeature("transcript", "", 20000, 20500,
215    0f, null);
216  1 assertFalse(testee.retainFeature(sf, accId));
217   
218  1 sf = new SequenceFeature("aberrant_processed_transcript", "", 20000,
219    20500, 0f, null);
220  1 assertFalse(testee.retainFeature(sf, accId));
221   
222  1 sf = new SequenceFeature("NMD_transcript_variant", "", 20000, 20500, 0f,
223    null);
224  1 assertFalse(testee.retainFeature(sf, accId));
225   
226    // other feature with no parent is retained
227  1 sf = new SequenceFeature("sequence_variant", "", 20000, 20500, 0f,
228    null);
229  1 assertTrue(testee.retainFeature(sf, accId));
230   
231    // other feature with desired parent is retained
232  1 sf.setValue("Parent", accId);
233  1 assertTrue(testee.retainFeature(sf, accId));
234   
235    // test is not case-sensitive
236  1 assertTrue(testee.retainFeature(sf, accId.toLowerCase(Locale.ROOT)));
237   
238    // feature with wrong parent is not retained
239  1 sf.setValue("Parent", "XYZ");
240  1 assertFalse(testee.retainFeature(sf, accId));
241    }
242   
243    /**
244    * Test the method that picks out 'exon' (or subtype) features with the
245    * accession id as parent
246    */
 
247  1 toggle @Test(groups = "Functional")
248    public void testGetIdentifyingFeatures()
249    {
250  1 String accId = "ABC123";
251  1 SequenceI seq = new Sequence(accId, "MKLNFRQIE");
252   
253    // exon with no parent: not valid
254  1 SequenceFeature sf1 = new SequenceFeature("exon", "", 1, 2, 0f, null);
255  1 seq.addSequenceFeature(sf1);
256   
257    // exon with wrong parent: not valid
258  1 SequenceFeature sf2 = new SequenceFeature("exon", "", 1, 2, 0f, null);
259  1 sf2.setValue("Parent", "XYZ");
260  1 seq.addSequenceFeature(sf2);
261   
262    // exon with right parent is valid
263  1 SequenceFeature sf3 = new SequenceFeature("exon", "", 1, 2, 0f, null);
264  1 sf3.setValue("Parent", accId);
265  1 seq.addSequenceFeature(sf3);
266   
267    // exon sub-type with right parent is valid
268  1 SequenceFeature sf4 = new SequenceFeature("coding_exon", "", 1, 2, 0f,
269    null);
270  1 sf4.setValue("Parent", accId);
271  1 seq.addSequenceFeature(sf4);
272   
273    // transcript not valid:
274  1 SequenceFeature sf5 = new SequenceFeature("transcript", "", 1, 2, 0f,
275    null);
276  1 sf5.setValue("Parent", accId);
277  1 seq.addSequenceFeature(sf5);
278   
279    // CDS not valid:
280  1 SequenceFeature sf6 = new SequenceFeature("transcript", "", 1, 2, 0f,
281    null);
282  1 sf6.setValue("Parent", accId);
283  1 seq.addSequenceFeature(sf6);
284   
285  1 List<SequenceFeature> sfs = new EnsemblCdna()
286    .getIdentifyingFeatures(seq, accId);
287  1 assertFalse(sfs.contains(sf1));
288  1 assertFalse(sfs.contains(sf2));
289  1 assertTrue(sfs.contains(sf3));
290  1 assertTrue(sfs.contains(sf4));
291  1 assertFalse(sfs.contains(sf5));
292  1 assertFalse(sfs.contains(sf6));
293    }
294   
 
295  1 toggle @Test(groups = "Functional")
296    public void testIsValidReference() throws Exception
297    {
298  1 EnsemblSequenceFetcher esq = new EnsemblCdna();
299  1 Assert.assertTrue(esq.isValidReference("CCDS5863.1"));
300  1 Assert.assertTrue(esq.isValidReference("ENST00000288602"));
301  1 Assert.assertTrue(esq.isValidReference("ENSG00000288602"));
302  1 Assert.assertFalse(esq.isValidReference("ENSP00000288602"));
303  1 Assert.assertFalse(esq.isValidReference("ENST0000288602"));
304    // non-human species having a 3 character identifier included:
305  1 Assert.assertTrue(esq.isValidReference("ENSMUSG00000099398"));
306    }
307    }