X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=test%2Fjalview%2Fdatamodel%2FAlignmentTest.java;fp=test%2Fjalview%2Fdatamodel%2FAlignmentTest.java;h=c5d09c16eeccff48b0a518c82376cc957a7bcc61;hb=f5c4a8a268a77ac474addbc778e85b75ffa05da3;hp=68933bd956c76715cc3ac7a69ee9e9237fe1362a;hpb=c17287513835107ee932196055aef39364b02e92;p=jalview.git

diff --git a/test/jalview/datamodel/AlignmentTest.java b/test/jalview/datamodel/AlignmentTest.java
index 68933bd..c5d09c1 100644
--- a/test/jalview/datamodel/AlignmentTest.java
+++ b/test/jalview/datamodel/AlignmentTest.java
@@ -1260,4 +1260,13 @@ public class AlignmentTest
     assertEquals(a.getHiddenSequences().getSize(), 1);
   }
 
+  @Test(
+    groups = "Functional",
+    expectedExceptions = { IllegalArgumentException.class })
+  public void testSetDataset_selfReference()
+  {
+    SequenceI seq = new Sequence("a", "a");
+    AlignmentI alignment = new Alignment(new SequenceI[] { seq });
+    alignment.setDataset(alignment);
+  }
 }