Merge branch 'develop' into features/JAL-250_hideredundantseqs

[jalview.git] / test / jalview / datamodel / features / RangeComparatorTest.java

diff --git a/test/jalview/datamodel/features/RangeComparatorTest.java b/test/jalview/datamodel/features/RangeComparatorTest.java
new file mode 100644 (file)
index 0000000..4849b38
--- /dev/null
+++ b/test/jalview/datamodel/features/RangeComparatorTest.java
@@ -0,0 +1,65 @@
+package jalview.datamodel.features;
+
+import static org.testng.Assert.assertEquals;
+
+import jalview.datamodel.ContiguousI;
+import jalview.datamodel.Range;
+
+import java.util.Comparator;
+
+import org.testng.annotations.Test;
+
+public class RangeComparatorTest
+{
+
+  @Test(groups = "Functional")
+  public void testCompare()
+  {
+    RangeComparator comp = new RangeComparator(true);
+
+    // same position, same length
+    assertEquals(comp.compare(10, 10, 20, 20), 0);
+    // same position, len1 > len2
+    assertEquals(comp.compare(10, 10, 20, 19), -1);
+    // same position, len1 < len2
+    assertEquals(comp.compare(10, 10, 20, 21), 1);
+    // pos1 > pos2
+    assertEquals(comp.compare(11, 10, 20, 20), 1);
+    // pos1 < pos2
+    assertEquals(comp.compare(10, 11, 20, 10), -1);
+  }
+
+  @Test(groups = "Functional")
+  public void testCompare_byStart()
+  {
+    Comparator<ContiguousI> comp = RangeComparator.BY_START_POSITION;
+
+    // same start position, same length
+    assertEquals(comp.compare(new Range(10, 20), new Range(10, 20)), 0);
+    // same start position, len1 > len2
+    assertEquals(comp.compare(new Range(10, 20), new Range(10, 19)), -1);
+    // same start position, len1 < len2
+    assertEquals(comp.compare(new Range(10, 18), new Range(10, 20)), 1);
+    // pos1 > pos2
+    assertEquals(comp.compare(new Range(11, 20), new Range(10, 20)), 1);
+    // pos1 < pos2
+    assertEquals(comp.compare(new Range(10, 20), new Range(11, 20)), -1);
+  }
+
+  @Test(groups = "Functional")
+  public void testCompare_byEnd()
+  {
+    Comparator<ContiguousI> comp = RangeComparator.BY_END_POSITION;
+
+    // same end position, same length
+    assertEquals(comp.compare(new Range(10, 20), new Range(10, 20)), 0);
+    // same end position, len1 > len2
+    assertEquals(comp.compare(new Range(10, 20), new Range(11, 20)), -1);
+    // same end position, len1 < len2
+    assertEquals(comp.compare(new Range(11, 20), new Range(10, 20)), 1);
+    // end1 > end2
+    assertEquals(comp.compare(new Range(10, 21), new Range(10, 20)), 1);
+    // end1 < end2
+    assertEquals(comp.compare(new Range(10, 20), new Range(10, 21)), -1);
+  }
+}