2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
5 * This file is part of Jalview.
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.
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.
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.
21 package jalview.structures.models;
23 import static org.testng.AssertJUnit.assertEquals;
24 import static org.testng.AssertJUnit.assertFalse;
25 import static org.testng.AssertJUnit.assertTrue;
27 import jalview.datamodel.Alignment;
28 import jalview.datamodel.AlignmentI;
29 import jalview.datamodel.PDBEntry;
30 import jalview.datamodel.PDBEntry.Type;
31 import jalview.datamodel.Sequence;
32 import jalview.datamodel.SequenceI;
33 import jalview.io.AppletFormatAdapter;
34 import jalview.structure.AtomSpec;
35 import jalview.structure.StructureSelectionManager;
36 import jalview.structures.models.AAStructureBindingModel.SuperposeData;
38 import java.util.Arrays;
39 import java.util.List;
41 import org.testng.annotations.BeforeMethod;
42 import org.testng.annotations.Test;
45 * Unit tests for non-abstract methods of abstract base class
50 public class AAStructureBindingModelTest
52 private static final String PDB_1 = "HEADER COMPLEX (ANTI-ONCOGENE/ANKYRIN REPEATS) 30-SEP-96 1YCS \n"
53 + "ATOM 2 CA VAL A 97 24.134 4.926 45.821 1.00 47.43 C \n"
54 + "ATOM 9 CA PRO A 98 25.135 8.584 46.217 1.00 41.60 C \n"
55 + "ATOM 16 CA SER A 99 28.243 9.596 44.271 1.00 39.63 C \n"
56 + "ATOM 22 CA GLN A 100 31.488 10.133 46.156 1.00 35.60 C \n"
57 + "ATOM 31 CA LYS A 101 33.323 11.587 43.115 1.00 41.69 C \n";
59 private static final String PDB_2 = "HEADER HYDROLASE 09-SEP-09 3A6S \n"
60 + "ATOM 2 CA MET A 1 15.366 -11.648 24.854 1.00 32.05 C \n"
61 + "ATOM 10 CA LYS A 2 16.846 -9.215 22.340 1.00 25.68 C \n"
62 + "ATOM 19 CA LYS A 3 15.412 -6.335 20.343 1.00 19.42 C \n"
63 + "ATOM 28 CA LEU A 4 15.629 -5.719 16.616 1.00 15.49 C \n"
64 + "ATOM 36 CA GLN A 5 14.412 -2.295 15.567 1.00 12.19 C \n";
66 private static final String PDB_3 = "HEADER STRUCTURAL GENOMICS 04-MAR-03 1OOT \n"
67 + "ATOM 2 CA SER A 1 29.427 3.330 -6.578 1.00 32.50 C \n"
68 + "ATOM 8 CA PRO A 2 29.975 3.340 -2.797 1.00 17.62 C \n"
69 + "ATOM 16 CA ALYS A 3 26.958 3.024 -0.410 0.50 8.78 C \n"
70 + "ATOM 33 CA ALA A 4 26.790 4.320 3.172 1.00 11.98 C \n"
71 + "ATOM 39 CA AVAL A 5 24.424 3.853 6.106 0.50 13.83 C \n";
73 AAStructureBindingModel testee;
78 * Set up test conditions with three aligned sequences,
80 @BeforeMethod(alwaysRun = true)
83 SequenceI seq1 = new Sequence("1YCS", "-VPSQK");
84 SequenceI seq2 = new Sequence("3A6S", "MK-KLQ");
85 SequenceI seq3 = new Sequence("1OOT", "SPK-AV");
86 al = new Alignment(new SequenceI[] { seq1, seq2, seq3 });
89 PDBEntry[] pdbFiles = new PDBEntry[3];
90 pdbFiles[0] = new PDBEntry("1YCS", "A", Type.PDB, "1YCS.pdb");
91 pdbFiles[1] = new PDBEntry("3A6S", "B", Type.PDB, "3A6S.pdb");
92 pdbFiles[2] = new PDBEntry("1OOT", "A", Type.PDB, "1OOT.pdb");
93 String[][] chains = new String[3][];
94 SequenceI[][] seqs = new SequenceI[3][];
95 seqs[0] = new SequenceI[] { seq1 };
96 seqs[1] = new SequenceI[] { seq2 };
97 seqs[2] = new SequenceI[] { seq3 };
98 StructureSelectionManager ssm = new StructureSelectionManager();
100 ssm.setMapping(new SequenceI[] { seq1 }, null, PDB_1,
101 AppletFormatAdapter.PASTE);
102 ssm.setMapping(new SequenceI[] { seq2 }, null, PDB_2,
103 AppletFormatAdapter.PASTE);
104 ssm.setMapping(new SequenceI[] { seq3 }, null, PDB_3,
105 AppletFormatAdapter.PASTE);
107 testee = new AAStructureBindingModel(ssm, pdbFiles, seqs, chains, null)
110 public String[] getPdbFile()
113 * fudge 'filenames' to match those generated when PDBFile parses PASTE
116 return new String[] { "INLINE1YCS", "INLINE3A6S", "INLINE1OOT" };
120 public void updateColours(Object source)
125 public void releaseReferences(Object svl)
130 public void highlightAtoms(List<AtomSpec> atoms)
137 * Verify that the method determines that columns 2, 5 and 6 of the alignment
138 * are alignable in structure
140 @Test(groups = { "Functional" })
141 public void testFindSuperposableResidues()
143 SuperposeData[] structs = new SuperposeData[al.getHeight()];
144 for (int i = 0; i < structs.length; i++)
146 structs[i] = testee.new SuperposeData(al.getWidth());
149 * initialise array of 'superposable columns' to true (would be false for
152 boolean[] matched = new boolean[al.getWidth()];
153 Arrays.fill(matched, true);
155 int refStructure = testee
156 .findSuperposableResidues(al, matched, structs);
158 assertEquals(0, refStructure);
161 * only ungapped, structure-mapped columns are superposable
163 assertFalse(matched[0]); // gap in first sequence
164 assertTrue(matched[1]);
165 assertFalse(matched[2]); // gap in second sequence
166 assertFalse(matched[3]); // gap in third sequence
167 assertTrue(matched[4]);
168 assertTrue(matched[5]);
171 @Test(groups = { "Functional" })
172 public void testFindSuperposableResidues_hiddenColumn()
174 SuperposeData[] structs = new SuperposeData[al.getHeight()];
175 for (int i = 0; i < structs.length; i++)
177 structs[i] = testee.new SuperposeData(al.getWidth());
180 * initialise array of 'superposable columns' to true (would be false for
183 boolean[] matched = new boolean[al.getWidth()];
184 Arrays.fill(matched, true);
185 // treat column 5 of the alignment as hidden
188 int refStructure = testee
189 .findSuperposableResidues(al, matched, structs);
191 assertEquals(0, refStructure);
193 // only ungapped, structure-mapped columns are not superposable
194 assertFalse(matched[0]);
195 assertTrue(matched[1]);
196 assertFalse(matched[2]);
197 assertFalse(matched[3]);
198 assertFalse(matched[4]); // superposable, but hidden, column
199 assertTrue(matched[5]);