DataStorage dfs = pc.getDfs();
dfs.setActiveContainer(dfs.asContainer("/tmp"));
Map<String, String> fileNameMap = new HashMap<String, String>();
QueryParserDriver builder = new QueryParserDriver(pc, "Test-Store", fileNameMap);
String query = "a = load 'foo';" + "store a into '"+orig+"';";
LogicalPlan lp = builder.parse(query);
Assert.assertTrue(lp.size()>1);
Operator op = lp.getSinks().get(0);
Assert.assertTrue(op instanceof LOStore);