+ public void testIsValidCursor()
+ {
+ Sequence sq = new Sequence("Seq", "ABC--DE-F", 8, 13);
+ assertFalse(sq.isValidCursor(null));
+
+ /*
+ * cursor is valid if it has valid sequence ref and changeCount token
+ * and positions within the range of the sequence
+ */
+ int changeCount = (int) PA.getValue(sq, "changeCount");
+ SequenceCursor cursor = new SequenceCursor(sq, 13, 1, changeCount);
+ assertTrue(sq.isValidCursor(cursor));
+
+ /*
+ * column position outside [0 - length] is rejected
+ */
+ cursor = new SequenceCursor(sq, 13, -1, changeCount);
+ assertFalse(sq.isValidCursor(cursor));
+ cursor = new SequenceCursor(sq, 13, 10, changeCount);
+ assertFalse(sq.isValidCursor(cursor));
+ cursor = new SequenceCursor(sq, 7, 8, changeCount);
+ assertFalse(sq.isValidCursor(cursor));
+ cursor = new SequenceCursor(sq, 14, 2, changeCount);
+ assertFalse(sq.isValidCursor(cursor));
+
+ /*
+ * wrong sequence is rejected
+ */
+ cursor = new SequenceCursor(null, 13, 1, changeCount);
+ assertFalse(sq.isValidCursor(cursor));
+ cursor = new SequenceCursor(new Sequence("Seq", "abc"), 13, 1,
+ changeCount);
+ assertFalse(sq.isValidCursor(cursor));
+
+ /*
+ * wrong token value is rejected
+ */
+ cursor = new SequenceCursor(sq, 13, 1, changeCount + 1);
+ assertFalse(sq.isValidCursor(cursor));
+ cursor = new SequenceCursor(sq, 13, 1, changeCount - 1);
+ assertFalse(sq.isValidCursor(cursor));
+ }
+
+ @Test(groups = { "Functional" })
+ public void testFindPosition_withCursorAndEdits()
+ {
+ Sequence sq = new Sequence("test/8-13", "-A--BCD-EF--");
+
+ // find F pos given A
+ assertEquals(13, sq.findPosition(10, new SequenceCursor(sq, 8, 2, 0)));
+ int token = (int) PA.getValue(sq, "changeCount"); // 0
+ SequenceCursor cursor = (SequenceCursor) PA.getValue(sq, "cursor");
+ assertEquals(new SequenceCursor(sq, 13, 10, token), cursor);
+
+ /*
+ * setSequence should invalidate the cursor cached by the sequence
+ */
+ sq.setSequence("-A-BCD-EF---"); // one gap removed
+ assertEquals(8, sq.getStart()); // sanity check
+ assertEquals(11, sq.findPosition(5)); // D11
+ // cursor should now be at [D 6]
+ cursor = (SequenceCursor) PA.getValue(sq, "cursor");
+ assertEquals(new SequenceCursor(sq, 11, 6, ++token), cursor);
+ assertEquals(0, cursor.lastColumnPosition); // not yet found
+ assertEquals(13, sq.findPosition(8)); // E13
+ cursor = (SequenceCursor) PA.getValue(sq, "cursor");
+ assertEquals(9, cursor.lastColumnPosition); // found
+
+ /*
+ * deleteChars should invalidate the cached cursor
+ */
+ sq.deleteChars(2, 5); // delete -BC
+ assertEquals("-AD-EF---", sq.getSequenceAsString());
+ assertEquals(8, sq.getStart()); // sanity check
+ assertEquals(10, sq.findPosition(4)); // E10
+ // cursor should now be at [E 5]
+ cursor = (SequenceCursor) PA.getValue(sq, "cursor");
+ assertEquals(new SequenceCursor(sq, 10, 5, ++token), cursor);
+
+ /*
+ * Edit to insert gaps should invalidate the cached cursor
+ * insert 2 gaps at column[3] to make -AD---EF---
+ */
+ SequenceI[] seqs = new SequenceI[] { sq };
+ AlignmentI al = new Alignment(seqs);
+ new EditCommand().appendEdit(Action.INSERT_GAP, seqs, 3, 2, al, true);
+ assertEquals("-AD---EF---", sq.getSequenceAsString());
+ assertEquals(10, sq.findPosition(4)); // E10
+ // cursor should now be at [D 3]
+ cursor = (SequenceCursor) PA.getValue(sq, "cursor");
+ assertEquals(new SequenceCursor(sq, 9, 3, ++token), cursor);
+
+ /*
+ * insertCharAt should invalidate the cached cursor
+ * insert CC at column[4] to make -AD-CC--EF---
+ */
+ sq.insertCharAt(4, 2, 'C');
+ assertEquals("-AD-CC--EF---", sq.getSequenceAsString());
+ assertEquals(13, sq.findPosition(9)); // F13
+ // cursor should now be at [F 10]
+ cursor = (SequenceCursor) PA.getValue(sq, "cursor");
+ assertEquals(new SequenceCursor(sq, 13, 10, ++token), cursor);
+
+ /*
+ * changing sequence start should invalidate cursor
+ */
+ sq = new Sequence("test/8-13", "-A--BCD-EF--");
+ assertEquals(8, sq.getStart());
+ assertEquals(9, sq.findPosition(4)); // B(9)
+ sq.setStart(7);
+ assertEquals(8, sq.findPosition(4)); // is now B(8)
+ sq.setStart(10);
+ assertEquals(11, sq.findPosition(4)); // is now B(11)
+ }
+
+ @Test(groups = { "Functional" })
+ public void testGetSequence()
+ {
+ String seqstring = "-A--BCD-EF--";
+ Sequence sq = new Sequence("test/8-13", seqstring);
+ sq.createDatasetSequence();
+ assertTrue(Arrays.equals(sq.getSequence(), seqstring.toCharArray()));
+ assertTrue(Arrays.equals(sq.getDatasetSequence().getSequence(),
+ "ABCDEF".toCharArray()));
+
+ // verify a copy of the sequence array is returned
+ char[] theSeq = (char[]) PA.getValue(sq, "sequence");
+ assertNotSame(theSeq, sq.getSequence());
+ theSeq = (char[]) PA.getValue(sq.getDatasetSequence(), "sequence");
+ assertNotSame(theSeq, sq.getDatasetSequence().getSequence());
+ }
+
+ @Test(groups = { "Functional" })
+ public void testReplace()
+ {
+ String seqstring = "-A--BCD-EF--";
+ SequenceI sq = new Sequence("test/8-13", seqstring);
+ // changeCount is incremented for setStart
+ assertEquals(1, PA.getValue(sq, "changeCount"));
+
+ assertEquals(0, sq.replace('A', 'A')); // same char
+ assertEquals(seqstring, sq.getSequenceAsString());
+ assertEquals(1, PA.getValue(sq, "changeCount"));
+
+ assertEquals(0, sq.replace('X', 'Y')); // not there
+ assertEquals(seqstring, sq.getSequenceAsString());
+ assertEquals(1, PA.getValue(sq, "changeCount"));
+
+ assertEquals(1, sq.replace('A', 'K'));
+ assertEquals("-K--BCD-EF--", sq.getSequenceAsString());
+ assertEquals(2, PA.getValue(sq, "changeCount"));
+
+ assertEquals(6, sq.replace('-', '.'));
+ assertEquals(".K..BCD.EF..", sq.getSequenceAsString());
+ assertEquals(3, PA.getValue(sq, "changeCount"));
+ }
+
+ @Test(groups = { "Functional" })
+ public void testGapBitset()
+ {
+ SequenceI sq = new Sequence("test/8-13", "-ABC---DE-F--");
+ BitSet bs = sq.gapBitset();
+ BitSet expected = new BitSet();
+ expected.set(0);
+ expected.set(4, 7);
+ expected.set(9);
+ expected.set(11, 13);
+
+ assertTrue(bs.equals(expected));
+
+ }
+
+ public void testFindFeatures_largeEndPos()
+ {
+ /*
+ * imitate a PDB sequence where end is larger than end position
+ */
+ SequenceI sq = new Sequence("test", "-ABC--DEF--", 1, 20);
+ sq.createDatasetSequence();
+
+ assertTrue(sq.findFeatures(1, 9).isEmpty());
+ // should be no array bounds exception - JAL-2772
+ assertTrue(sq.findFeatures(1, 15).isEmpty());
+
+ // add feature on BCD
+ SequenceFeature sfBCD = new SequenceFeature("Cath", "desc", 2, 4, 2f,
+ null);
+ sq.addSequenceFeature(sfBCD);
+
+ // no features in columns 1-2 (-A)
+ List<SequenceFeature> found = sq.findFeatures(1, 2);
+ assertTrue(found.isEmpty());
+
+ // columns 1-6 (-ABC--) includes BCD
+ found = sq.findFeatures(1, 6);
+ assertEquals(1, found.size());
+ assertTrue(found.contains(sfBCD));
+
+ // columns 10-11 (--) should find nothing
+ found = sq.findFeatures(10, 11);
+ assertEquals(0, found.size());
+ }
+
+ @Test(groups = { "Functional" })
+ public void testSetName()
+ {
+ SequenceI sq = new Sequence("test", "-ABC---DE-F--");
+ assertEquals("test", sq.getName());
+ assertEquals(1, sq.getStart());
+ assertEquals(6, sq.getEnd());
+
+ sq.setName("testing");
+ assertEquals("testing", sq.getName());
+
+ sq.setName("test/8-10");
+ assertEquals("test", sq.getName());
+ assertEquals(8, sq.getStart());
+ assertEquals(13, sq.getEnd()); // note end is recomputed
+
+ sq.setName("testing/7-99");
+ assertEquals("testing", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd()); // end may be beyond physical end
+
+ sq.setName("/2-3");
+ assertEquals("", sq.getName());
+ assertEquals(2, sq.getStart());
+ assertEquals(7, sq.getEnd());
+
+ sq.setName("test/"); // invalid
+ assertEquals("test/", sq.getName());
+ assertEquals(2, sq.getStart());
+ assertEquals(7, sq.getEnd());
+
+ sq.setName("test/6-13/7-99");
+ assertEquals("test/6-13", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+
+ sq.setName("test/0-5"); // 0 is invalid - ignored
+ assertEquals("test/0-5", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+
+ sq.setName("test/a-5"); // a is invalid - ignored
+ assertEquals("test/a-5", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+
+ sq.setName("test/6-5"); // start > end is invalid - ignored
+ assertEquals("test/6-5", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+
+ sq.setName("test/5"); // invalid - ignored
+ assertEquals("test/5", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+
+ sq.setName("test/-5"); // invalid - ignored
+ assertEquals("test/-5", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+
+ sq.setName("test/5-"); // invalid - ignored
+ assertEquals("test/5-", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+
+ sq.setName("test/5-6-7"); // invalid - ignored
+ assertEquals("test/5-6-7", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+
+ sq.setName(null); // invalid, gets converted to space
+ assertEquals("", sq.getName());
+ assertEquals(7, sq.getStart());
+ assertEquals(99, sq.getEnd());
+ }
+
+ @Test(groups = { "Functional" })
+ public void testCheckValidRange()
+ {
+ Sequence sq = new Sequence("test/7-12", "-ABC---DE-F--");
+ assertEquals(7, sq.getStart());
+ assertEquals(12, sq.getEnd());
+
+ /*
+ * checkValidRange ensures end is at least the last residue position
+ */
+ PA.setValue(sq, "end", 2);
+ sq.checkValidRange();
+ assertEquals(12, sq.getEnd());
+
+ /*
+ * end may be beyond the last residue position
+ */
+ PA.setValue(sq, "end", 22);
+ sq.checkValidRange();
+ assertEquals(22, sq.getEnd());
+ }
+
+ @Test(groups = { "Functional" })
+ public void testDeleteChars_withGaps()
+ {
+ /*
+ * delete gaps only
+ */
+ SequenceI sq = new Sequence("test/8-10", "A-B-C");
+ sq.createDatasetSequence();
+ assertEquals("ABC", sq.getDatasetSequence().getSequenceAsString());
+ sq.deleteChars(1, 2); // delete first gap
+ assertEquals("AB-C", sq.getSequenceAsString());
+ assertEquals(8, sq.getStart());
+ assertEquals(10, sq.getEnd());
+ assertEquals("ABC", sq.getDatasetSequence().getSequenceAsString());
+
+ /*
+ * delete gaps and residues at start (no new dataset sequence)
+ */
+ sq = new Sequence("test/8-10", "A-B-C");
+ sq.createDatasetSequence();
+ sq.deleteChars(0, 3); // delete A-B
+ assertEquals("-C", sq.getSequenceAsString());
+ assertEquals(10, sq.getStart());
+ assertEquals(10, sq.getEnd());
+ assertEquals("ABC", sq.getDatasetSequence().getSequenceAsString());
+
+ /*
+ * delete gaps and residues at end (no new dataset sequence)
+ */
+ sq = new Sequence("test/8-10", "A-B-C");
+ sq.createDatasetSequence();
+ sq.deleteChars(2, 5); // delete B-C
+ assertEquals("A-", sq.getSequenceAsString());
+ assertEquals(8, sq.getStart());
+ assertEquals(8, sq.getEnd());
+ assertEquals("ABC", sq.getDatasetSequence().getSequenceAsString());
+
+ /*
+ * delete gaps and residues internally (new dataset sequence)
+ * first delete from gap to residue
+ */
+ sq = new Sequence("test/8-10", "A-B-C");
+ sq.createDatasetSequence();
+ sq.deleteChars(1, 3); // delete -B
+ assertEquals("A-C", sq.getSequenceAsString());
+ assertEquals(8, sq.getStart());
+ assertEquals(9, sq.getEnd());
+ assertEquals("AC", sq.getDatasetSequence().getSequenceAsString());
+ assertEquals(8, sq.getDatasetSequence().getStart());
+ assertEquals(9, sq.getDatasetSequence().getEnd());
+
+ /*
+ * internal delete from gap to gap
+ */
+ sq = new Sequence("test/8-10", "A-B-C");
+ sq.createDatasetSequence();
+ sq.deleteChars(1, 4); // delete -B-
+ assertEquals("AC", sq.getSequenceAsString());
+ assertEquals(8, sq.getStart());
+ assertEquals(9, sq.getEnd());
+ assertEquals("AC", sq.getDatasetSequence().getSequenceAsString());
+ assertEquals(8, sq.getDatasetSequence().getStart());
+ assertEquals(9, sq.getDatasetSequence().getEnd());
+
+ /*
+ * internal delete from residue to residue
+ */
+ sq = new Sequence("test/8-10", "A-B-C");
+ sq.createDatasetSequence();
+ sq.deleteChars(2, 3); // delete B
+ assertEquals("A--C", sq.getSequenceAsString());
+ assertEquals(8, sq.getStart());
+ assertEquals(9, sq.getEnd());
+ assertEquals("AC", sq.getDatasetSequence().getSequenceAsString());
+ assertEquals(8, sq.getDatasetSequence().getStart());
+ assertEquals(9, sq.getDatasetSequence().getEnd());
+ }
+
+ /**
+ * Test the code used to locate the reference sequence ruler origin
+ */
+ @Test(groups = { "Functional" })
+ public void testLocateVisibleStartofSequence()