Added a test class, QueryUtils_Tests.cls

Author: jongpie

src/classes/QueryUtils_Tests.cls

@@ -0,0 +1,16 @@
+@isTest
+private class QueryUtils_Tests {
+    @testSetup
+    static void setupData() {
+        /*
+         Setup an test data
+         For this class, we don't need data, we just want to validate that 
+		 calling Database.query() works with the returned query string
+		*/
+    }
+	
+	@isTest
+    static void queryAccounts() {
+        Database.query(QueryUtils.getSObjectQuery('Account'));
+    }
+}