Add test for HAVING without GROUP BY

Author: willb

sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveQuerySuite.scala

@@ -224,7 +224,7 @@ class HiveQuerySuite extends HiveComparisonTest {
     TestHive.reset()
   }
 
-  test("SPARK-2180: HAVING support in GROUP BY clauses") {
+  test("SPARK-2180: HAVING support in GROUP BY clauses (positive)") {
     val fixture = List(("foo", 2), ("bar", 1), ("foo", 4), ("bar", 3))
       .zipWithIndex.map {case Pair(Pair(value, attr), key) => HavingRow(key, value, attr)}
 
@@ -239,6 +239,12 @@ class HiveQuerySuite extends HiveComparisonTest {
     TestHive.reset()
   }
 
+  test("SPARK-2180:  HAVING without GROUP BY raises exception") {
+    intercept[Exception] {
+      hql("SELECT value, attr FROM having_test HAVING attr > 3")
+    }
+  }
+
   test("Query Hive native command execution result") {
     val tableName = "test_native_commands"