Added primary index BTree search tests

git-svn-id: https://asterixdb.googlecode.com/svn/branches/asterix_stabilization@669 eaa15691-b419-025a-1212-ee371bd00084
diff --git a/asterix-app/src/test/resources/optimizerts/queries/btree-index/btree-primary-22.aql b/asterix-app/src/test/resources/optimizerts/queries/btree-index/btree-primary-22.aql
new file mode 100644
index 0000000..6ee1a0b
--- /dev/null
+++ b/asterix-app/src/test/resources/optimizerts/queries/btree-index/btree-primary-22.aql
@@ -0,0 +1,33 @@
+/*
+ *  Description     : BTree Index verification (usage) test
+ *                  : This test is intended to verify that the primary BTree index is used 
+ *                  : in the optimized query plan for predicates like $v1 >= v2.
+ *  Expected Result : Success
+ *  Date            : 13th Aug 2012
+ */
+
+drop dataverse test if exists;
+create dataverse test;
+use dataverse test;
+
+write output to nc1:"rttest/btree-index_btree-primary-22.adm";
+
+create type TestType as open {
+    fname : string,
+    lname : string
+}
+
+// create internal dataset with primary index defined on fname field
+create dataset testdst(TestType) partitioned by key fname;
+
+// load valid data with fname and lname entries
+
+load dataset testdst
+using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter"
+(("path"="nc1://data/fn-ln.adm"),("format"="delimited-text"),("delimiter"="|"));
+
+// Query the data that was loaded above. 
+
+for $emp in dataset('testdst') 
+where $emp.fname >= "Sofia" 
+return $emp