JAL-1989 added hashCode and equals, renamed field to avoid name conflict

[jalview.git] / test / jalview / datamodel / ColumnSelectionTest.java

diff --git a/test/jalview/datamodel/ColumnSelectionTest.java b/test/jalview/datamodel/ColumnSelectionTest.java
index 86e7949..e1d04eb 100644 (file)
--- a/test/jalview/datamodel/ColumnSelectionTest.java
+++ b/test/jalview/datamodel/ColumnSelectionTest.java
@@ -478,4 +478,47 @@ public class ColumnSelectionTest
     cs.addElement(0);
     assertEquals(0, cs.getMin());
   }
+
+  @Test(groups = { "Functional" })
+  public void testEquals()
+  {
+    ColumnSelection cs = new ColumnSelection();
+    cs.addElement(0);
+    cs.addElement(513);
+    cs.addElement(1);
+    cs.hideColumns(3);
+    cs.hideColumns(7);
+    cs.hideColumns(5,9);
+
+    // same selections added in a different order
+    ColumnSelection cs2 = new ColumnSelection();
+    cs2.addElement(1);
+    cs2.addElement(513);
+    cs2.addElement(0);
+    cs2.hideColumns(6, 9);
+    cs2.hideColumns(5, 8);
+    cs2.hideColumns(3);
+    
+    assertTrue(cs.equals(cs2));
+    assertTrue(cs.equals(cs));
+    assertTrue(cs2.equals(cs));
+    assertTrue(cs2.equals(cs2));
+
+    cs2.addElement(12);
+    assertFalse(cs.equals(cs2));
+    assertFalse(cs2.equals(cs));
+
+    cs2.removeElement(12);
+    assertTrue(cs.equals(cs2));
+
+    cs2.hideColumns(88);
+    assertFalse(cs.equals(cs2));
+    /*
+     * unhiding a column adds it to selection!
+     */
+    cs2.revealHiddenColumns(88);
+    assertFalse(cs.equals(cs2));
+    cs.addElement(88);
+    assertTrue(cs.equals(cs2));
+  }
 }