optimization for disjunctive selection predicates
- add rule to rewrite a disjunction of eq-comparisons on the
  same variable in a selection to a join
diff --git a/asterix-app/src/test/resources/runtimets/testsuite.xml b/asterix-app/src/test/resources/runtimets/testsuite.xml
index 33227b3..ea122c1 100644
--- a/asterix-app/src/test/resources/runtimets/testsuite.xml
+++ b/asterix-app/src/test/resources/runtimets/testsuite.xml
@@ -2419,6 +2419,11 @@
         <output-dir compare="Text">rtree-secondary-index</output-dir>
       </compilation-unit>
     </test-case>
+    <test-case FilePath="index-selection">
+      <compilation-unit name="disjunctive-predicate-1">
+        <output-dir compare="Text">disjunctive-predicate-1</output-dir>
+      </compilation-unit>
+    </test-case>
   </test-group>
   <test-group name="inverted-index-join">
     <test-case FilePath="inverted-index-join">