X-Git-Url: http://source.jalview.org/gitweb/?p=jalview.git;a=blobdiff_plain;f=test%2Fjalview%2Futil%2FMappingUtilsTest.java;h=0997fecd77e4556bc882e596863d724c63170a84;hp=22fe5689bed5a072f79a5a2f065df6fa3376d7b5;hb=c17981672620e0b780a2338bd0c74e55cf9ddec2;hpb=838e4f91d4a53dd315640dbc9ff6ef7a815ee576 diff --git a/test/jalview/util/MappingUtilsTest.java b/test/jalview/util/MappingUtilsTest.java index 22fe568..0997fec 100644 --- a/test/jalview/util/MappingUtilsTest.java +++ b/test/jalview/util/MappingUtilsTest.java @@ -1,6 +1,6 @@ /* - * Jalview - A Sequence Alignment Editor and Viewer (Version 2.9.0b1) - * Copyright (C) 2015 The Jalview Authors + * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) + * Copyright (C) $$Year-Rel$$ The Jalview Authors * * This file is part of Jalview. * @@ -21,10 +21,26 @@ package jalview.util; import static org.testng.AssertJUnit.assertEquals; +import static org.testng.AssertJUnit.assertFalse; +import static org.testng.AssertJUnit.assertNull; import static org.testng.AssertJUnit.assertSame; import static org.testng.AssertJUnit.assertTrue; +import static org.testng.AssertJUnit.fail; + +import static org.testng.internal.junit.ArrayAsserts.assertArrayEquals; + +import java.awt.Color; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Iterator; +import java.util.List; + +import org.testng.annotations.BeforeClass; +import org.testng.annotations.Test; import jalview.api.AlignViewportI; +import jalview.bin.Cache; import jalview.commands.EditCommand; import jalview.commands.EditCommand.Action; import jalview.commands.EditCommand.Edit; @@ -32,28 +48,34 @@ import jalview.datamodel.AlignedCodonFrame; import jalview.datamodel.Alignment; import jalview.datamodel.AlignmentI; import jalview.datamodel.ColumnSelection; -import jalview.datamodel.SearchResults; -import jalview.datamodel.SearchResults.Match; +import jalview.datamodel.HiddenColumns; +import jalview.datamodel.SearchResultMatchI; +import jalview.datamodel.SearchResultsI; import jalview.datamodel.Sequence; import jalview.datamodel.SequenceGroup; import jalview.datamodel.SequenceI; import jalview.gui.AlignViewport; -import jalview.io.AppletFormatAdapter; +import jalview.gui.JvOptionPane; +import jalview.io.DataSourceType; +import jalview.io.FileFormat; +import jalview.io.FileFormatI; import jalview.io.FormatAdapter; -import java.awt.Color; -import java.io.IOException; -import java.util.Arrays; -import java.util.Collections; -import java.util.HashSet; -import java.util.LinkedHashSet; -import java.util.List; -import java.util.Set; - -import org.testng.annotations.Test; - public class MappingUtilsTest { + @BeforeClass(alwaysRun = true) + public void setUp() + { + Cache.initLogger(); + } + + @BeforeClass(alwaysRun = true) + public void setUpJvOptionPane() + { + JvOptionPane.setInteractiveMode(false); + JvOptionPane.setMockResponse(JvOptionPane.CANCEL_OPTION); + } + private AlignViewportI dnaView; private AlignViewportI proteinView; @@ -77,14 +99,16 @@ public class MappingUtilsTest MapList map = new MapList(new int[] { 5, 10 }, new int[] { 12, 13 }, 3, 1); acf.addMap(seq1.getDatasetSequence(), aseq1.getDatasetSequence(), map); - Set acfList = Collections.singleton(acf); + List acfList = Arrays + .asList(new AlignedCodonFrame[] + { acf }); /* * Check protein residue 12 maps to codon 5-7, 13 to codon 8-10 */ - SearchResults sr = MappingUtils.buildSearchResults(aseq1, 12, acfList); + SearchResultsI sr = MappingUtils.buildSearchResults(aseq1, 12, acfList); assertEquals(1, sr.getResults().size()); - Match m = sr.getResults().get(0); + SearchResultMatchI m = sr.getResults().get(0); assertEquals(seq1.getDatasetSequence(), m.getSequence()); assertEquals(5, m.getStart()); assertEquals(7, m.getEnd()); @@ -126,17 +150,21 @@ public class MappingUtilsTest * Map dna bases [6, 8, 9], [11, 13, 115] to protein residues 8 and 9 */ AlignedCodonFrame acf = new AlignedCodonFrame(); - MapList map = new MapList(new int[] { 6, 6, 8, 9, 11, 11, 13, 13, 15, - 15 }, new int[] { 8, 9 }, 3, 1); + MapList map = new MapList( + new int[] + { 6, 6, 8, 9, 11, 11, 13, 13, 15, 15 }, new int[] { 8, 9 }, 3, + 1); acf.addMap(seq1.getDatasetSequence(), aseq1.getDatasetSequence(), map); - Set acfList = Collections.singleton(acf); + List acfList = Arrays + .asList(new AlignedCodonFrame[] + { acf }); /* * Check protein residue 8 maps to [6, 8, 9] */ - SearchResults sr = MappingUtils.buildSearchResults(aseq1, 8, acfList); + SearchResultsI sr = MappingUtils.buildSearchResults(aseq1, 8, acfList); assertEquals(2, sr.getResults().size()); - Match m = sr.getResults().get(0); + SearchResultMatchI m = sr.getResults().get(0); assertEquals(seq1.getDatasetSequence(), m.getSequence()); assertEquals(6, m.getStart()); assertEquals(6, m.getEnd()); @@ -169,8 +197,8 @@ public class MappingUtilsTest for (int i = 5; i < 18; i++) { sr = MappingUtils.buildSearchResults(seq1, i, acfList); - int residue = (i == 6 || i == 8 || i == 9) ? 8 : (i == 11 || i == 13 - || i == 15 ? 9 : 0); + int residue = (i == 6 || i == 8 || i == 9) ? 8 + : (i == 11 || i == 13 || i == 15 ? 9 : 0); if (residue == 0) { assertEquals(0, sr.getResults().size()); @@ -197,26 +225,28 @@ public class MappingUtilsTest * viewport). */ AlignmentI cdna = loadAlignment(">Seq1\nACG\n>Seq2\nTGA\n>Seq3\nTAC\n", - "FASTA"); + FileFormat.Fasta); cdna.setDataset(null); AlignmentI protein = loadAlignment(">Seq1\nK\n>Seq2\nL\n>Seq3\nQ\n", - "FASTA"); + FileFormat.Fasta); protein.setDataset(null); AlignedCodonFrame acf = new AlignedCodonFrame(); MapList map = new MapList(new int[] { 1, 3 }, new int[] { 1, 1 }, 3, 1); for (int seq = 0; seq < 3; seq++) { - acf.addMap(cdna.getSequenceAt(seq).getDatasetSequence(), protein - .getSequenceAt(seq).getDatasetSequence(), map); + acf.addMap(cdna.getSequenceAt(seq).getDatasetSequence(), + protein.getSequenceAt(seq).getDatasetSequence(), map); } - Set acfList = Collections.singleton(acf); + List acfList = Arrays + .asList(new AlignedCodonFrame[] + { acf }); AlignViewportI dnaView = new AlignViewport(cdna); AlignViewportI proteinView = new AlignViewport(protein); protein.setCodonFrames(acfList); /* - * Select Seq1 and Seq3 in the protein (startRes=endRes=0) + * Select Seq1 and Seq3 in the protein */ SequenceGroup sg = new SequenceGroup(); sg.setColourText(true); @@ -224,6 +254,7 @@ public class MappingUtilsTest sg.setOutlineColour(Color.LIGHT_GRAY); sg.addSequence(protein.getSequenceAt(0), false); sg.addSequence(protein.getSequenceAt(2), false); + sg.setEndRes(protein.getWidth() - 1); /* * Verify the mapped sequence group in dna @@ -237,7 +268,7 @@ public class MappingUtilsTest assertSame(cdna.getSequenceAt(0), mappedGroup.getSequences().get(0)); assertSame(cdna.getSequenceAt(2), mappedGroup.getSequences().get(1)); assertEquals(0, mappedGroup.getStartRes()); - assertEquals(2, mappedGroup.getEndRes()); + assertEquals(2, mappedGroup.getEndRes()); // 3 columns (1 codon) /* * Verify mapping sequence group from dna to protein @@ -267,11 +298,11 @@ public class MappingUtilsTest * @return * @throws IOException */ - protected AlignmentI loadAlignment(final String data, String format) + protected AlignmentI loadAlignment(final String data, FileFormatI format) throws IOException { - AlignmentI a = new FormatAdapter().readFile(data, - AppletFormatAdapter.PASTE, format); + AlignmentI a = new FormatAdapter().readFile(data, DataSourceType.PASTE, + format); a.setDataset(null); return a; } @@ -287,51 +318,62 @@ public class MappingUtilsTest setupMappedAlignments(); ColumnSelection colsel = new ColumnSelection(); + HiddenColumns hidden = new HiddenColumns(); /* * Column 0 in protein picks up Seq2/L, Seq3/G which map to cols 0-4 and 0-3 * in dna respectively, overall 0-4 */ colsel.addElement(0); - ColumnSelection cs = MappingUtils.mapColumnSelection(colsel, - proteinView, dnaView); + ColumnSelection cs = new ColumnSelection(); + HiddenColumns hs = new HiddenColumns(); + MappingUtils.mapColumnSelection(colsel, hidden, proteinView, dnaView, + cs, hs); assertEquals("[0, 1, 2, 3, 4]", cs.getSelected().toString()); /* * Column 1 in protein picks up Seq1/K which maps to cols 0-3 in dna */ + cs.clear(); colsel.clear(); colsel.addElement(1); - cs = MappingUtils.mapColumnSelection(colsel, proteinView, dnaView); + MappingUtils.mapColumnSelection(colsel, hidden, proteinView, dnaView, + cs, hs); assertEquals("[0, 1, 2, 3]", cs.getSelected().toString()); /* * Column 2 in protein picks up gaps only - no mapping */ + cs.clear(); colsel.clear(); colsel.addElement(2); - cs = MappingUtils.mapColumnSelection(colsel, proteinView, dnaView); + MappingUtils.mapColumnSelection(colsel, hidden, proteinView, dnaView, + cs, hs); assertEquals("[]", cs.getSelected().toString()); /* * Column 3 in protein picks up Seq1/P, Seq2/Q, Seq3/S which map to columns * 6-9, 6-10, 5-8 respectively, overall to 5-10 */ + cs.clear(); colsel.clear(); colsel.addElement(3); - cs = MappingUtils.mapColumnSelection(colsel, proteinView, dnaView); + MappingUtils.mapColumnSelection(colsel, hidden, proteinView, dnaView, + cs, hs); assertEquals("[5, 6, 7, 8, 9, 10]", cs.getSelected().toString()); /* * Combine selection of columns 1 and 3 to get a discontiguous mapped * selection */ + cs.clear(); colsel.clear(); colsel.addElement(1); colsel.addElement(3); - cs = MappingUtils.mapColumnSelection(colsel, proteinView, dnaView); - assertEquals("[0, 1, 2, 3, 5, 6, 7, 8, 9, 10]", cs.getSelected() - .toString()); + MappingUtils.mapColumnSelection(colsel, hidden, proteinView, dnaView, + cs, hs); + assertEquals("[0, 1, 2, 3, 5, 6, 7, 8, 9, 10]", + cs.getSelected().toString()); } /** @@ -343,37 +385,44 @@ public class MappingUtilsTest protected void setupMappedAlignments() throws IOException { /* - * Set up dna and protein Seq1/2/3 with mappings (held on the protein - * viewport). Lower case for introns. + * Map (upper-case = coding): + * Seq1/10-18 AC-GctGtC-T to Seq1/40 -K-P + * Seq2/20-27 Tc-GA-G-T-T to Seq2/20-27 L--Q + * Seq3/30-38 TtTT-AaCGg- to Seq3/60-61\nG--S */ AlignmentI cdna = loadAlignment(">Seq1/10-18\nAC-GctGtC-T\n" + ">Seq2/20-27\nTc-GA-G-T-Tc\n" + ">Seq3/30-38\nTtTT-AaCGg-\n", - "FASTA"); + FileFormat.Fasta); cdna.setDataset(null); AlignmentI protein = loadAlignment( ">Seq1/40-41\n-K-P\n>Seq2/50-51\nL--Q\n>Seq3/60-61\nG--S\n", - "FASTA"); + FileFormat.Fasta); protein.setDataset(null); // map first dna to first protein seq AlignedCodonFrame acf = new AlignedCodonFrame(); MapList map = new MapList(new int[] { 10, 12, 15, 15, 17, 18 }, - new int[] { 40, 41 }, 3, 1); - acf.addMap(cdna.getSequenceAt(0).getDatasetSequence(), protein - .getSequenceAt(0).getDatasetSequence(), map); + new int[] + { 40, 41 }, 3, 1); + acf.addMap(cdna.getSequenceAt(0).getDatasetSequence(), + protein.getSequenceAt(0).getDatasetSequence(), map); // map second dna to second protein seq - map = new MapList(new int[] { 20, 20, 22, 23, 24, 26 }, new int[] { 50, - 51 }, 3, 1); - acf.addMap(cdna.getSequenceAt(1).getDatasetSequence(), protein - .getSequenceAt(1).getDatasetSequence(), map); + map = new MapList(new int[] { 20, 20, 22, 23, 24, 26 }, + new int[] + { 50, 51 }, 3, 1); + acf.addMap(cdna.getSequenceAt(1).getDatasetSequence(), + protein.getSequenceAt(1).getDatasetSequence(), map); // map third dna to third protein seq - map = new MapList(new int[] { 30, 30, 32, 34, 36, 37 }, new int[] { 60, - 61 }, 3, 1); - acf.addMap(cdna.getSequenceAt(2).getDatasetSequence(), protein - .getSequenceAt(2).getDatasetSequence(), map); - Set acfList = Collections.singleton(acf); + map = new MapList(new int[] { 30, 30, 32, 34, 36, 37 }, + new int[] + { 60, 61 }, 3, 1); + acf.addMap(cdna.getSequenceAt(2).getDatasetSequence(), + protein.getSequenceAt(2).getDatasetSequence(), map); + List acfList = Arrays + .asList(new AlignedCodonFrame[] + { acf }); dnaView = new AlignViewport(cdna); proteinView = new AlignViewport(protein); @@ -391,14 +440,17 @@ public class MappingUtilsTest setupMappedAlignments(); ColumnSelection colsel = new ColumnSelection(); + HiddenColumns hidden = new HiddenColumns(); /* * Column 0 in dna picks up first bases which map to residue 1, columns 0-1 * in protein. */ + ColumnSelection cs = new ColumnSelection(); + HiddenColumns hs = new HiddenColumns(); colsel.addElement(0); - ColumnSelection cs = MappingUtils.mapColumnSelection(colsel, dnaView, - proteinView); + MappingUtils.mapColumnSelection(colsel, hidden, dnaView, proteinView, + cs, hs); assertEquals("[0, 1]", cs.getSelected().toString()); /* @@ -408,7 +460,9 @@ public class MappingUtilsTest colsel.addElement(3); colsel.addElement(4); colsel.addElement(5); - cs = MappingUtils.mapColumnSelection(colsel, dnaView, proteinView); + cs.clear(); + MappingUtils.mapColumnSelection(colsel, hidden, dnaView, proteinView, + cs, hs); assertEquals("[0, 1, 3]", cs.getSelected().toString()); } @@ -416,8 +470,10 @@ public class MappingUtilsTest public void testMapColumnSelection_null() throws IOException { setupMappedAlignments(); - ColumnSelection cs = MappingUtils.mapColumnSelection(null, dnaView, - proteinView); + ColumnSelection cs = new ColumnSelection(); + HiddenColumns hs = new HiddenColumns(); + MappingUtils.mapColumnSelection(null, null, dnaView, proteinView, cs, + hs); assertTrue("mapped selection not empty", cs.getSelected().isEmpty()); } @@ -429,24 +485,21 @@ public class MappingUtilsTest public void testFlattenRanges() { assertEquals("[1, 2, 3, 4]", - Arrays.toString(MappingUtils.flattenRanges(new int[] { 1, 4 }))); - assertEquals( - "[1, 2, 3, 4]", - Arrays.toString(MappingUtils.flattenRanges(new int[] { 1, 2, 3, - 4 }))); - assertEquals( - "[1, 2, 3, 4]", - Arrays.toString(MappingUtils.flattenRanges(new int[] { 1, 1, 2, - 2, 3, 3, 4, 4 }))); - assertEquals( - "[1, 2, 3, 4, 7, 8, 9, 12]", - Arrays.toString(MappingUtils.flattenRanges(new int[] { 1, 4, 7, - 9, 12, 12 }))); - // unpaired start position is ignored: - assertEquals( - "[1, 2, 3, 4, 7, 8, 9, 12]", - Arrays.toString(MappingUtils.flattenRanges(new int[] { 1, 4, 7, - 9, 12, 12, 15 }))); + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 1, 4 }))); + assertEquals("[1, 2, 3, 4]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 1, 2, 3, 4 }))); + assertEquals("[1, 2, 3, 4]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 1, 1, 2, 2, 3, 3, 4, 4 }))); + assertEquals("[1, 2, 3, 4, 7, 8, 9, 12]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 1, 4, 7, 9, 12, 12 }))); + // trailing unpaired start position is ignored: + assertEquals("[1, 2, 3, 4, 7, 8, 9, 12]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 1, 4, 7, 9, 12, 12, 15 }))); } /** @@ -462,19 +515,22 @@ public class MappingUtilsTest * viewport). */ AlignmentI cdna = loadAlignment( - ">Seq1\nACGGCA\n>Seq2\nTGACAG\n>Seq3\nTACGTA\n", "FASTA"); + ">Seq1\nACGGCA\n>Seq2\nTGACAG\n>Seq3\nTACGTA\n", + FileFormat.Fasta); cdna.setDataset(null); AlignmentI protein = loadAlignment(">Seq1\nKA\n>Seq2\nLQ\n>Seq3\nQV\n", - "FASTA"); + FileFormat.Fasta); protein.setDataset(null); AlignedCodonFrame acf = new AlignedCodonFrame(); MapList map = new MapList(new int[] { 1, 6 }, new int[] { 1, 2 }, 3, 1); for (int seq = 0; seq < 3; seq++) { - acf.addMap(cdna.getSequenceAt(seq).getDatasetSequence(), protein - .getSequenceAt(seq).getDatasetSequence(), map); + acf.addMap(cdna.getSequenceAt(seq).getDatasetSequence(), + protein.getSequenceAt(seq).getDatasetSequence(), map); } - Set acfList = Collections.singleton(acf); + List acfList = Arrays + .asList(new AlignedCodonFrame[] + { acf }); AlignViewportI dnaView = new AlignViewport(cdna); AlignViewportI proteinView = new AlignViewport(protein); @@ -544,19 +600,22 @@ public class MappingUtilsTest */ AlignmentI cdna = loadAlignment( ">Seq1\nA-CG-GC--AT-CA\n>Seq2\n-TG-AC-AG-T-AT\n>Seq3\n-T--ACG-TAAT-G\n", - "FASTA"); + FileFormat.Fasta); cdna.setDataset(null); AlignmentI protein = loadAlignment( - ">Seq1\n-KA-S\n>Seq2\n--L-QY\n>Seq3\nQ-V-M\n", "FASTA"); + ">Seq1\n-KA-S\n>Seq2\n--L-QY\n>Seq3\nQ-V-M\n", + FileFormat.Fasta); protein.setDataset(null); AlignedCodonFrame acf = new AlignedCodonFrame(); MapList map = new MapList(new int[] { 1, 9 }, new int[] { 1, 3 }, 3, 1); for (int seq = 0; seq < 3; seq++) { - acf.addMap(cdna.getSequenceAt(seq).getDatasetSequence(), protein - .getSequenceAt(seq).getDatasetSequence(), map); + acf.addMap(cdna.getSequenceAt(seq).getDatasetSequence(), + protein.getSequenceAt(seq).getDatasetSequence(), map); } - Set acfList = Collections.singleton(acf); + List acfList = Arrays + .asList(new AlignedCodonFrame[] + { acf }); AlignViewportI dnaView = new AlignViewport(cdna); AlignViewportI proteinView = new AlignViewport(protein); @@ -651,7 +710,7 @@ public class MappingUtilsTest AlignedCodonFrame acf3 = new AlignedCodonFrame(); acf3.addMap(seq3.getDatasetSequence(), seq1.getDatasetSequence(), map); - Set mappings = new HashSet(); + List mappings = new ArrayList<>(); mappings.add(acf1); mappings.add(acf2); mappings.add(acf3); @@ -659,8 +718,8 @@ public class MappingUtilsTest /* * Seq1 has three mappings */ - List result = MappingUtils.findMappingsForSequence( - seq1, mappings); + List result = MappingUtils + .findMappingsForSequence(seq1, mappings); assertEquals(3, result.size()); assertTrue(result.contains(acf1)); assertTrue(result.contains(acf2)); @@ -697,6 +756,82 @@ public class MappingUtilsTest assertEquals(0, result.size()); } + /** + * just like the one above, but this time, we provide a set of sequences to + * subselect the mapping search + */ + @Test(groups = { "Functional" }) + public void testFindMappingsForSequenceAndOthers() + { + SequenceI seq1 = new Sequence("Seq1", "ABC"); + SequenceI seq2 = new Sequence("Seq2", "ABC"); + SequenceI seq3 = new Sequence("Seq3", "ABC"); + SequenceI seq4 = new Sequence("Seq4", "ABC"); + seq1.createDatasetSequence(); + seq2.createDatasetSequence(); + seq3.createDatasetSequence(); + seq4.createDatasetSequence(); + + /* + * Create mappings from seq1 to seq2, seq2 to seq1, seq3 to seq1, seq3 to seq4 + */ + AlignedCodonFrame acf1 = new AlignedCodonFrame(); + MapList map = new MapList(new int[] { 1, 3 }, new int[] { 1, 3 }, 1, 1); + acf1.addMap(seq1.getDatasetSequence(), seq2.getDatasetSequence(), map); + AlignedCodonFrame acf2 = new AlignedCodonFrame(); + acf2.addMap(seq2.getDatasetSequence(), seq1.getDatasetSequence(), map); + AlignedCodonFrame acf3 = new AlignedCodonFrame(); + acf3.addMap(seq3.getDatasetSequence(), seq1.getDatasetSequence(), map); + AlignedCodonFrame acf4 = new AlignedCodonFrame(); + acf4.addMap(seq3.getDatasetSequence(), seq4.getDatasetSequence(), map); + + List mappings = new ArrayList<>(); + mappings.add(acf1); + mappings.add(acf2); + mappings.add(acf3); + mappings.add(acf4); + + /* + * test for null args + */ + List result = MappingUtils + .findMappingsForSequenceAndOthers(null, mappings, + Arrays.asList(new SequenceI[] + { seq1, seq2 })); + assertTrue(result.isEmpty()); + + result = MappingUtils.findMappingsForSequenceAndOthers(seq1, null, + Arrays.asList(new SequenceI[] + { seq1, seq2 })); + assertTrue(result.isEmpty()); + + /* + * Seq1 has three mappings, but filter argument will only accept + * those to seq2 + */ + result = MappingUtils.findMappingsForSequenceAndOthers(seq1, mappings, + Arrays.asList(new SequenceI[] + { seq1, seq2, seq1.getDatasetSequence() })); + assertEquals(2, result.size()); + assertTrue(result.contains(acf1)); + assertTrue(result.contains(acf2)); + assertFalse("Did not expect to find mapping acf3 - subselect failed", + result.contains(acf3)); + assertFalse( + "Did not expect to find mapping acf4 - doesn't involve sequence", + result.contains(acf4)); + + /* + * and verify the no filter case + */ + result = MappingUtils.findMappingsForSequenceAndOthers(seq1, mappings, + null); + assertEquals(3, result.size()); + assertTrue(result.contains(acf1)); + assertTrue(result.contains(acf2)); + assertTrue(result.contains(acf3)); + } + @Test(groups = { "Functional" }) public void testMapEditCommand() { @@ -705,9 +840,10 @@ public class MappingUtilsTest dna.createDatasetSequence(); protein.createDatasetSequence(); AlignedCodonFrame acf = new AlignedCodonFrame(); - MapList map = new MapList(new int[] { 8, 16 }, new int[] { 5, 7 }, 3, 1); + MapList map = new MapList(new int[] { 8, 16 }, new int[] { 5, 7 }, 3, + 1); acf.addMap(dna.getDatasetSequence(), protein.getDatasetSequence(), map); - Set mappings = new LinkedHashSet(); + List mappings = new ArrayList<>(); mappings.add(acf); AlignmentI prot = new Alignment(new SequenceI[] { protein }); @@ -720,7 +856,8 @@ public class MappingUtilsTest */ EditCommand ec = new EditCommand(); final Edit edit = ec.new Edit(Action.INSERT_GAP, - new SequenceI[] { protein }, 4, 2, '-'); + new SequenceI[] + { protein }, 4, 2, '-'); ec.appendEdit(edit, prot, true, null); /* @@ -736,4 +873,610 @@ public class MappingUtilsTest assertEquals(12, e.getPosition()); assertEquals(6, e.getNumber()); } + + /** + * Tests for the method that converts a series of [start, end] ranges to + * single positions, where the mapping is to a reverse strand i.e. start is + * greater than end point mapped to + */ + @Test(groups = { "Functional" }) + public void testFlattenRanges_reverseStrand() + { + assertEquals("[4, 3, 2, 1]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 4, 1 }))); + assertEquals("[4, 3, 2, 1]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 4, 3, 2, 1 }))); + assertEquals("[4, 3, 2, 1]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 4, 4, 3, 3, 2, 2, 1, 1 }))); + assertEquals("[12, 9, 8, 7, 4, 3, 2, 1]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 12, 12, 9, 7, 4, 1 }))); + // forwards and backwards anyone? + assertEquals("[4, 5, 6, 3, 2, 1]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 4, 6, 3, 1 }))); + // backwards and forwards + assertEquals("[3, 2, 1, 4, 5, 6]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 3, 1, 4, 6 }))); + // trailing unpaired start position is ignored: + assertEquals("[12, 9, 8, 7, 4, 3, 2]", + Arrays.toString(MappingUtils.flattenRanges(new int[] + { 12, 12, 9, 7, 4, 2, 1 }))); + } + + /** + * Test mapping a column selection including hidden columns + * + * @throws IOException + */ + @Test(groups = { "Functional" }) + public void testMapColumnSelection_hiddenColumns() throws IOException + { + setupMappedAlignments(); + + ColumnSelection proteinSelection = new ColumnSelection(); + HiddenColumns hiddenCols = new HiddenColumns(); + + /* + * Column 0 in protein picks up Seq2/L, Seq3/G which map to cols 0-4 and 0-3 + * in dna respectively, overall 0-4 + */ + proteinSelection.hideSelectedColumns(0, hiddenCols); + ColumnSelection dnaSelection = new ColumnSelection(); + HiddenColumns dnaHidden = new HiddenColumns(); + MappingUtils.mapColumnSelection(proteinSelection, hiddenCols, + proteinView, dnaView, dnaSelection, dnaHidden); + assertEquals("[]", dnaSelection.getSelected().toString()); + Iterator regions = dnaHidden.iterator(); + assertEquals(1, dnaHidden.getNumberOfRegions()); + assertEquals("[0, 4]", Arrays.toString(regions.next())); + + /* + * Column 1 in protein picks up Seq1/K which maps to cols 0-3 in dna + */ + dnaSelection = new ColumnSelection(); + dnaHidden = new HiddenColumns(); + hiddenCols.revealAllHiddenColumns(proteinSelection); + // the unhidden columns are now marked selected! + assertEquals("[0]", proteinSelection.getSelected().toString()); + // deselect these or hideColumns will be expanded to include 0 + proteinSelection.clear(); + proteinSelection.hideSelectedColumns(1, hiddenCols); + MappingUtils.mapColumnSelection(proteinSelection, hiddenCols, + proteinView, dnaView, dnaSelection, dnaHidden); + regions = dnaHidden.iterator(); + assertEquals(1, dnaHidden.getNumberOfRegions()); + assertEquals("[0, 3]", Arrays.toString(regions.next())); + + /* + * Column 2 in protein picks up gaps only - no mapping + */ + dnaSelection = new ColumnSelection(); + dnaHidden = new HiddenColumns(); + hiddenCols.revealAllHiddenColumns(proteinSelection); + proteinSelection.clear(); + proteinSelection.hideSelectedColumns(2, hiddenCols); + MappingUtils.mapColumnSelection(proteinSelection, hiddenCols, + proteinView, dnaView, dnaSelection, dnaHidden); + assertEquals(0, dnaHidden.getNumberOfRegions()); + + /* + * Column 3 in protein picks up Seq1/P, Seq2/Q, Seq3/S which map to columns + * 6-9, 6-10, 5-8 respectively, overall to 5-10 + */ + dnaSelection = new ColumnSelection(); + dnaHidden = new HiddenColumns(); + hiddenCols.revealAllHiddenColumns(proteinSelection); + proteinSelection.clear(); + proteinSelection.hideSelectedColumns(3, hiddenCols); // 5-10 hidden in dna + proteinSelection.addElement(1); // 0-3 selected in dna + MappingUtils.mapColumnSelection(proteinSelection, hiddenCols, + proteinView, dnaView, dnaSelection, dnaHidden); + assertEquals("[0, 1, 2, 3]", dnaSelection.getSelected().toString()); + regions = dnaHidden.iterator(); + assertEquals(1, dnaHidden.getNumberOfRegions()); + assertEquals("[5, 10]", Arrays.toString(regions.next())); + + /* + * Combine hiding columns 1 and 3 to get discontiguous hidden columns + */ + dnaSelection = new ColumnSelection(); + dnaHidden = new HiddenColumns(); + hiddenCols.revealAllHiddenColumns(proteinSelection); + proteinSelection.clear(); + proteinSelection.hideSelectedColumns(1, hiddenCols); + proteinSelection.hideSelectedColumns(3, hiddenCols); + MappingUtils.mapColumnSelection(proteinSelection, hiddenCols, + proteinView, dnaView, dnaSelection, dnaHidden); + regions = dnaHidden.iterator(); + assertEquals(2, dnaHidden.getNumberOfRegions()); + assertEquals("[0, 3]", Arrays.toString(regions.next())); + assertEquals("[5, 10]", Arrays.toString(regions.next())); + } + + @Test(groups = { "Functional" }) + public void testGetLength() + { + assertEquals(0, MappingUtils.getLength(null)); + + /* + * [start, end] ranges + */ + List ranges = new ArrayList<>(); + assertEquals(0, MappingUtils.getLength(ranges)); + ranges.add(new int[] { 1, 1 }); + assertEquals(1, MappingUtils.getLength(ranges)); + ranges.add(new int[] { 2, 10 }); + assertEquals(10, MappingUtils.getLength(ranges)); + ranges.add(new int[] { 20, 10 }); + assertEquals(21, MappingUtils.getLength(ranges)); + + /* + * [start, end, start, end...] ranges + */ + ranges.clear(); + ranges.add(new int[] { 1, 5, 8, 4 }); + ranges.add(new int[] { 8, 2 }); + ranges.add(new int[] { 12, 12 }); + assertEquals(18, MappingUtils.getLength(ranges)); + } + + @Test(groups = { "Functional" }) + public void testContains() + { + assertFalse(MappingUtils.contains(null, 1)); + List ranges = new ArrayList<>(); + assertFalse(MappingUtils.contains(ranges, 1)); + + ranges.add(new int[] { 1, 4 }); + ranges.add(new int[] { 6, 6 }); + ranges.add(new int[] { 8, 10 }); + ranges.add(new int[] { 30, 20 }); + ranges.add(new int[] { -16, -44 }); + + assertFalse(MappingUtils.contains(ranges, 0)); + assertTrue(MappingUtils.contains(ranges, 1)); + assertTrue(MappingUtils.contains(ranges, 2)); + assertTrue(MappingUtils.contains(ranges, 3)); + assertTrue(MappingUtils.contains(ranges, 4)); + assertFalse(MappingUtils.contains(ranges, 5)); + + assertTrue(MappingUtils.contains(ranges, 6)); + assertFalse(MappingUtils.contains(ranges, 7)); + + assertTrue(MappingUtils.contains(ranges, 8)); + assertTrue(MappingUtils.contains(ranges, 9)); + assertTrue(MappingUtils.contains(ranges, 10)); + + assertFalse(MappingUtils.contains(ranges, 31)); + assertTrue(MappingUtils.contains(ranges, 30)); + assertTrue(MappingUtils.contains(ranges, 29)); + assertTrue(MappingUtils.contains(ranges, 20)); + assertFalse(MappingUtils.contains(ranges, 19)); + + assertFalse(MappingUtils.contains(ranges, -15)); + assertTrue(MappingUtils.contains(ranges, -16)); + assertTrue(MappingUtils.contains(ranges, -44)); + assertFalse(MappingUtils.contains(ranges, -45)); + } + + /** + * Test the method that drops positions from the start of a mapped range + */ + @Test(groups = "Functional") + public void testRemoveStartPositions() + { + int[] ranges = new int[] { 1, 10 }; + int[] adjusted = MappingUtils.removeStartPositions(0, ranges); + assertEquals("[1, 10]", Arrays.toString(adjusted)); + + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[2, 10]", Arrays.toString(adjusted)); + assertEquals("[1, 10]", Arrays.toString(ranges)); + + ranges = adjusted; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[3, 10]", Arrays.toString(adjusted)); + assertEquals("[2, 10]", Arrays.toString(ranges)); + + ranges = new int[] { 2, 3, 10, 12 }; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[3, 3, 10, 12]", Arrays.toString(adjusted)); + assertEquals("[2, 3, 10, 12]", Arrays.toString(ranges)); + + ranges = new int[] { 2, 2, 8, 12 }; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[8, 12]", Arrays.toString(adjusted)); + assertEquals("[2, 2, 8, 12]", Arrays.toString(ranges)); + + ranges = new int[] { 2, 2, 8, 12 }; + adjusted = MappingUtils.removeStartPositions(2, ranges); + assertEquals("[9, 12]", Arrays.toString(adjusted)); + assertEquals("[2, 2, 8, 12]", Arrays.toString(ranges)); + + ranges = new int[] { 2, 2, 4, 4, 9, 12 }; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[4, 4, 9, 12]", Arrays.toString(adjusted)); + assertEquals("[2, 2, 4, 4, 9, 12]", Arrays.toString(ranges)); + + ranges = new int[] { 2, 2, 4, 4, 9, 12 }; + adjusted = MappingUtils.removeStartPositions(2, ranges); + assertEquals("[9, 12]", Arrays.toString(adjusted)); + assertEquals("[2, 2, 4, 4, 9, 12]", Arrays.toString(ranges)); + + ranges = new int[] { 2, 3, 9, 12 }; + adjusted = MappingUtils.removeStartPositions(3, ranges); + assertEquals("[10, 12]", Arrays.toString(adjusted)); + assertEquals("[2, 3, 9, 12]", Arrays.toString(ranges)); + } + + /** + * Test the method that drops positions from the start of a mapped range, on + * the reverse strand + */ + @Test(groups = "Functional") + public void testRemoveStartPositions_reverseStrand() + { + int[] ranges = new int[] { 10, 1 }; + int[] adjusted = MappingUtils.removeStartPositions(0, ranges); + assertEquals("[10, 1]", Arrays.toString(adjusted)); + assertEquals("[10, 1]", Arrays.toString(ranges)); + + ranges = adjusted; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[9, 1]", Arrays.toString(adjusted)); + assertEquals("[10, 1]", Arrays.toString(ranges)); + + ranges = adjusted; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[8, 1]", Arrays.toString(adjusted)); + assertEquals("[9, 1]", Arrays.toString(ranges)); + + ranges = new int[] { 12, 11, 9, 6 }; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[11, 11, 9, 6]", Arrays.toString(adjusted)); + assertEquals("[12, 11, 9, 6]", Arrays.toString(ranges)); + + ranges = new int[] { 12, 12, 8, 4 }; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[8, 4]", Arrays.toString(adjusted)); + assertEquals("[12, 12, 8, 4]", Arrays.toString(ranges)); + + ranges = new int[] { 12, 12, 8, 4 }; + adjusted = MappingUtils.removeStartPositions(2, ranges); + assertEquals("[7, 4]", Arrays.toString(adjusted)); + assertEquals("[12, 12, 8, 4]", Arrays.toString(ranges)); + + ranges = new int[] { 12, 12, 10, 10, 8, 4 }; + adjusted = MappingUtils.removeStartPositions(1, ranges); + assertEquals("[10, 10, 8, 4]", Arrays.toString(adjusted)); + assertEquals("[12, 12, 10, 10, 8, 4]", Arrays.toString(ranges)); + + ranges = new int[] { 12, 12, 10, 10, 8, 4 }; + adjusted = MappingUtils.removeStartPositions(2, ranges); + assertEquals("[8, 4]", Arrays.toString(adjusted)); + assertEquals("[12, 12, 10, 10, 8, 4]", Arrays.toString(ranges)); + + ranges = new int[] { 12, 11, 8, 4 }; + adjusted = MappingUtils.removeStartPositions(3, ranges); + assertEquals("[7, 4]", Arrays.toString(adjusted)); + assertEquals("[12, 11, 8, 4]", Arrays.toString(ranges)); + } + + @Test(groups = { "Functional" }) + public void testRangeContains() + { + /* + * both forward ranges + */ + assertTrue( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 1, 10 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 2, 10 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 1, 9 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 4, 5 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 0, 9 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { -10, -9 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 1, 11 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 11, 12 })); + + /* + * forward range, reverse query + */ + assertTrue( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 10, 1 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 9, 1 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 10, 2 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 5, 5 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 11, 1 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 10, 0 })); + + /* + * reverse range, forward query + */ + assertTrue( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 1, 10 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 1, 9 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 2, 10 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 6, 6 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 6, 11 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 11, 20 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { -3, -2 })); + + /* + * both reverse + */ + assertTrue( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 10, 1 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 9, 1 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 10, 2 })); + assertTrue( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 3, 3 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 11, 1 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 10, 0 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { 12, 11 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 10, 1 }, new int[] { -5, -8 })); + + /* + * bad arguments + */ + assertFalse( + MappingUtils.rangeContains(new int[] + { 1, 10, 12 }, new int[] { 1, 10 })); + assertFalse( + MappingUtils.rangeContains(new int[] + { 1, 10 }, new int[] { 1 })); + assertFalse(MappingUtils.rangeContains(new int[] { 1, 10 }, null)); + assertFalse(MappingUtils.rangeContains(null, new int[] { 1, 10 })); + } + + @Test(groups = "Functional") + public void testRemoveEndPositions() + { + List ranges = new ArrayList<>(); + + /* + * case 1: truncate last range + */ + ranges.add(new int[] { 1, 10 }); + ranges.add(new int[] { 20, 30 }); + MappingUtils.removeEndPositions(5, ranges); + assertEquals(2, ranges.size()); + assertEquals(25, ranges.get(1)[1]); + + /* + * case 2: remove last range + */ + ranges.clear(); + ranges.add(new int[] { 1, 10 }); + ranges.add(new int[] { 20, 22 }); + MappingUtils.removeEndPositions(3, ranges); + assertEquals(1, ranges.size()); + assertEquals(10, ranges.get(0)[1]); + + /* + * case 3: truncate penultimate range + */ + ranges.clear(); + ranges.add(new int[] { 1, 10 }); + ranges.add(new int[] { 20, 21 }); + MappingUtils.removeEndPositions(3, ranges); + assertEquals(1, ranges.size()); + assertEquals(9, ranges.get(0)[1]); + + /* + * case 4: remove last two ranges + */ + ranges.clear(); + ranges.add(new int[] { 1, 10 }); + ranges.add(new int[] { 20, 20 }); + ranges.add(new int[] { 30, 30 }); + MappingUtils.removeEndPositions(3, ranges); + assertEquals(1, ranges.size()); + assertEquals(9, ranges.get(0)[1]); + } + + @Test(groups = "Functional") + public void testListToArray() + { + List ranges = new ArrayList<>(); + + int[] result = MappingUtils.listToArray(ranges); + assertEquals(result.length, 0); + ranges.add(new int[] {24, 12}); + result = MappingUtils.listToArray(ranges); + assertEquals(result.length, 2); + assertEquals(result[0], 24); + assertEquals(result[1], 12); + ranges.add(new int[] {-7, 30}); + result = MappingUtils.listToArray(ranges); + assertEquals(result.length, 4); + assertEquals(result[0], 24); + assertEquals(result[1], 12); + assertEquals(result[2], -7); + assertEquals(result[3], 30); + try + { + MappingUtils.listToArray(null); + fail("Expected exception"); + } catch (NullPointerException e) + { + // expected + } + } + + /** + * Test mapping a sequence group where sequences in and outside the group + * share a dataset sequence (e.g. alternative CDS for the same gene) + *

+ * This scenario doesn't arise after JAL-3763 changes, but test left as still valid + * @throws IOException + */ + @Test(groups = { "Functional" }) + public void testMapSequenceGroup_sharedDataset() throws IOException + { + /* + * Set up dna and protein Seq1/2/3 with mappings (held on the protein + * viewport). CDS sequences share the same 'gene' dataset sequence. + */ + SequenceI dna = new Sequence("dna", "aaatttgggcccaaatttgggccc"); + SequenceI cds1 = new Sequence("cds1/1-6", "aaattt"); + SequenceI cds2 = new Sequence("cds1/4-9", "tttggg"); + SequenceI cds3 = new Sequence("cds1/19-24", "gggccc"); + + cds1.setDatasetSequence(dna); + cds2.setDatasetSequence(dna); + cds3.setDatasetSequence(dna); + + SequenceI pep1 = new Sequence("pep1", "KF"); + SequenceI pep2 = new Sequence("pep2", "FG"); + SequenceI pep3 = new Sequence("pep3", "GP"); + pep1.createDatasetSequence(); + pep2.createDatasetSequence(); + pep3.createDatasetSequence(); + + /* + * add mappings from coding positions of dna to respective peptides + */ + AlignedCodonFrame acf = new AlignedCodonFrame(); + acf.addMap(dna, pep1, + new MapList(new int[] + { 1, 6 }, new int[] { 1, 2 }, 3, 1)); + acf.addMap(dna, pep2, + new MapList(new int[] + { 4, 9 }, new int[] { 1, 2 }, 3, 1)); + acf.addMap(dna, pep3, + new MapList(new int[] + { 19, 24 }, new int[] { 1, 2 }, 3, 1)); + + List acfList = Arrays + .asList(new AlignedCodonFrame[] + { acf }); + + AlignmentI cdna = new Alignment(new SequenceI[] { cds1, cds2, cds3 }); + AlignmentI protein = new Alignment( + new SequenceI[] + { pep1, pep2, pep3 }); + AlignViewportI cdnaView = new AlignViewport(cdna); + AlignViewportI peptideView = new AlignViewport(protein); + protein.setCodonFrames(acfList); + + /* + * Select pep1 and pep3 in the protein alignment + */ + SequenceGroup sg = new SequenceGroup(); + sg.setColourText(true); + sg.setIdColour(Color.GREEN); + sg.setOutlineColour(Color.LIGHT_GRAY); + sg.addSequence(pep1, false); + sg.addSequence(pep3, false); + sg.setEndRes(protein.getWidth() - 1); + + /* + * Verify the mapped sequence group in dna is cds1 and cds3 + */ + SequenceGroup mappedGroup = MappingUtils.mapSequenceGroup(sg, + peptideView, cdnaView); + assertTrue(mappedGroup.getColourText()); + assertSame(sg.getIdColour(), mappedGroup.getIdColour()); + assertSame(sg.getOutlineColour(), mappedGroup.getOutlineColour()); + assertEquals(2, mappedGroup.getSequences().size()); + assertSame(cds1, mappedGroup.getSequences().get(0)); + assertSame(cds3, mappedGroup.getSequences().get(1)); + // columns 1-6 selected (0-5 base zero) + assertEquals(0, mappedGroup.getStartRes()); + assertEquals(5, mappedGroup.getEndRes()); + + /* + * Select mapping sequence group from dna to protein + */ + sg.clear(); + sg.addSequence(cds2, false); + sg.addSequence(cds1, false); + sg.setStartRes(0); + sg.setEndRes(cdna.getWidth() - 1); + mappedGroup = MappingUtils.mapSequenceGroup(sg, cdnaView, peptideView); + assertTrue(mappedGroup.getColourText()); + assertSame(sg.getIdColour(), mappedGroup.getIdColour()); + assertSame(sg.getOutlineColour(), mappedGroup.getOutlineColour()); + assertEquals(2, mappedGroup.getSequences().size()); + assertSame(protein.getSequenceAt(1), mappedGroup.getSequences().get(0)); + assertSame(protein.getSequenceAt(0), mappedGroup.getSequences().get(1)); + assertEquals(0, mappedGroup.getStartRes()); + assertEquals(1, mappedGroup.getEndRes()); // two columns + } + + @Test(groups = "Functional") + public void testFindOverlap() + { + List ranges = new ArrayList<>(); + ranges.add(new int[] {4, 8}); + ranges.add(new int[] {10, 12}); + ranges.add(new int[] {16, 19}); + + int[] overlap = MappingUtils.findOverlap(ranges, 5, 13); + assertArrayEquals(overlap, new int[] {5, 12}); + overlap = MappingUtils.findOverlap(ranges, -100, 100); + assertArrayEquals(overlap, new int[] {4, 19}); + overlap = MappingUtils.findOverlap(ranges, 7, 17); + assertArrayEquals(overlap, new int[] {7, 17}); + overlap = MappingUtils.findOverlap(ranges, 13, 15); + assertNull(overlap); + } }