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.
   8  * 
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  * 
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  * 
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * JDK-8027302: Identifiers containing unicode escapes are not recognized as reserved words
  26  *
  27  * @test
  28  * @run
  29  * @option --language=es6
  30  */
  31 
  32 // keywords containing escapes
  33 
  34 try {
  35     eval("v\\u0061r i;");
  36     fail("Expected error");
  37 } catch (e) {
  38     Assert.assertTrue(e instanceof SyntaxError);
  39 }
  40 
  41 try {
  42     eval("\\u0069f (true) ;");
  43     fail("Expected error");
  44 } catch (e) {
  45     Assert.assertTrue(e instanceof SyntaxError);
  46 }
  47 
  48 try {
  49     eval("if (true) ; \\u0065lse ;");
  50     fail("Expected error");
  51 } catch (e) {
  52     Assert.assertTrue(e instanceof SyntaxError);
  53 }
  54 
  55 try {
  56     eval("f\\u0075nction x() {}");
  57     fail("Expected error");
  58 } catch (e) {
  59     Assert.assertTrue(e instanceof SyntaxError);
  60 }
  61 
  62 try {
  63     eval("var f = f\\u0075nction() {}");
  64     fail("Expected error");
  65 } catch (e) {
  66     Assert.assertTrue(e instanceof SyntaxError);
  67 }
  68 
  69 try {
  70     eval("var o = { f: f\\u0075nction() {}}");
  71     fail("Expected error");
  72 } catch (e) {
  73     Assert.assertTrue(e instanceof SyntaxError);
  74 }
  75 
  76 try {
  77     eval("var a = [f\\u0075nction() {}]");
  78     fail("Expected error");
  79 } catch (e) {
  80     Assert.assertTrue(e instanceof SyntaxError);
  81 }
  82 
  83 // keywords as identifiers, with and without escapes
  84 
  85 try {
  86     eval("function break() {}");
  87     fail("Expected error");
  88 } catch (e) {
  89     Assert.assertTrue(e instanceof SyntaxError);
  90 }
  91 
  92 try {
  93     eval("function bre\\u0061k() {}");
  94     fail("Expected error");
  95 } catch (e) {
  96     Assert.assertTrue(e instanceof SyntaxError);
  97 }
  98 
  99 try {
 100     eval("function f(break) {}");
 101     fail("Expected error");
 102 } catch (e) {
 103     Assert.assertTrue(e instanceof SyntaxError);
 104 }
 105 
 106 try {
 107     eval("function f(bre\\u0061k) {}");
 108     fail("Expected error");
 109 } catch (e) {
 110     Assert.assertTrue(e instanceof SyntaxError);
 111 }
 112 
 113 try {
 114     eval("var break = 3");
 115     fail("Expected error");
 116 } catch (e) {
 117     Assert.assertTrue(e instanceof SyntaxError);
 118 }
 119 
 120 try {
 121     eval("'use strict'; var break = 3");
 122     fail("Expected error");
 123 } catch (e) {
 124     Assert.assertTrue(e instanceof SyntaxError);
 125 }
 126 
 127 try {
 128     eval("var bre\\u0061k = 3");
 129     fail("Expected error");
 130 } catch (e) {
 131     Assert.assertTrue(e instanceof SyntaxError);
 132 }
 133 
 134 try {
 135     eval("'use strict'; var bre\\u0061k = 3");
 136     fail("Expected error");
 137 } catch (e) {
 138     Assert.assertTrue(e instanceof SyntaxError);
 139 }
 140 
 141 try {
 142     eval("var package = 3");
 143 } catch (e) {
 144     fail("Unexpected error");
 145 }
 146 
 147 try {
 148     eval("'use strict'; var package = 3");
 149     fail("Expected error");
 150 } catch (e) {
 151     Assert.assertTrue(e instanceof SyntaxError);
 152 }
 153 
 154 try {
 155     eval("var p\\u0061ckage = 3");
 156 } catch (e) {
 157     fail("Unexpected error");
 158 }
 159 
 160 try {
 161     eval("'use strict'; var p\\u0061ckage = 3");
 162     fail("Expected error");
 163 } catch (e) {
 164     Assert.assertTrue(e instanceof SyntaxError);
 165 }
 166