1 /* 2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package jdk.nashorn.api.tree.test; 26 27 import jdk.nashorn.api.tree.CompilationUnitTree; 28 import jdk.nashorn.api.tree.ExpressionStatementTree; 29 import jdk.nashorn.api.tree.FunctionCallTree; 30 import jdk.nashorn.api.tree.Parser; 31 import jdk.nashorn.api.tree.Tree; 32 import jdk.nashorn.api.tree.UnaryTree; 33 import org.testng.Assert; 34 import org.testng.annotations.Test; 35 36 /** 37 * @test 38 * @bug 8184723 39 * @summary Parser should not eagerly transform delete expressions 40 * @run testng jdk.nashorn.api.tree.test.JDK_8193296_Test 41 */ 42 public class JDK_8193296_Test { 43 @Test 44 public void test() { 45 Parser p = Parser.create(); 46 CompilationUnitTree t = p.parse("test", "function x() { }; delete x();", System.out::println); 47 Assert.assertEquals(t.getSourceElements().size(), 2); 48 Tree delt = ((ExpressionStatementTree)t.getSourceElements().get(1)).getExpression(); 49 Assert.assertTrue(delt instanceof UnaryTree, delt.getClass().getName()); 50 UnaryTree del = (UnaryTree)delt; 51 Assert.assertEquals(del.getKind(), Tree.Kind.DELETE); 52 Assert.assertTrue(del.getExpression() instanceof FunctionCallTree, del.getExpression().getClass().getName()); 53 } 54 }