+ @Test(groups = { "Functional" })
+ public void testFindPositions()
+ {
+ SequenceI sq = new Sequence("test/8-13", "-ABC---DE-F--");
+
+ /*
+ * invalid inputs
+ */
+ assertNull(sq.findPositions(6, 5));
+ assertNull(sq.findPositions(0, 5));
+ assertNull(sq.findPositions(-1, 5));
+
+ /*
+ * all gapped ranges
+ */
+ assertNull(sq.findPositions(1, 1)); // 1-based columns
+ assertNull(sq.findPositions(5, 5));
+ assertNull(sq.findPositions(5, 6));
+ assertNull(sq.findPositions(5, 7));
+
+ /*
+ * all ungapped ranges
+ */
+ assertEquals(new Range(8, 8), sq.findPositions(2, 2)); // A
+ assertEquals(new Range(8, 9), sq.findPositions(2, 3)); // AB
+ assertEquals(new Range(8, 10), sq.findPositions(2, 4)); // ABC
+ assertEquals(new Range(9, 10), sq.findPositions(3, 4)); // BC
+
+ /*
+ * gap to ungapped range
+ */
+ assertEquals(new Range(8, 10), sq.findPositions(1, 4)); // ABC
+ assertEquals(new Range(11, 12), sq.findPositions(6, 9)); // DE
+
+ /*
+ * ungapped to gapped range
+ */
+ assertEquals(new Range(10, 10), sq.findPositions(4, 5)); // C
+ assertEquals(new Range(9, 13), sq.findPositions(3, 11)); // BCDEF
+
+ /*
+ * ungapped to ungapped enclosing gaps
+ */
+ assertEquals(new Range(10, 11), sq.findPositions(4, 8)); // CD
+ assertEquals(new Range(8, 13), sq.findPositions(2, 11)); // ABCDEF
+
+ /*
+ * gapped to gapped enclosing ungapped
+ */
+ assertEquals(new Range(8, 10), sq.findPositions(1, 5)); // ABC
+ assertEquals(new Range(11, 12), sq.findPositions(5, 10)); // DE
+ assertEquals(new Range(8, 13), sq.findPositions(1, 13)); // the lot
+ assertEquals(new Range(8, 13), sq.findPositions(1, 99));
+ }
+