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 */ 30 31 // keywords containing escapes 32 33 try { 34 eval("v\\u0061r i;"); 35 fail("Expected error"); 36 } catch (e) { 37 Assert.assertTrue(e instanceof SyntaxError); 38 } 39 40 try { 41 eval("\\u0069f (true) ;"); 42 fail("Expected error"); 43 } catch (e) { 44 Assert.assertTrue(e instanceof ReferenceError); // no SyntaxError in ES5 45 } 46 47 try { 48 eval("if (true) ; \\u0065lse ;"); 49 fail("Expected error"); 50 } catch (e) { 51 Assert.assertTrue(e instanceof ReferenceError); // no SyntaxError in ES5 52 } 53 54 try { 55 eval("f\\u0075nction x() {}"); 56 fail("Expected error"); 57 } catch (e) { 58 Assert.assertTrue(e instanceof SyntaxError); 59 } 60 61 try { 62 eval("var f = f\\u0075nction() {}"); 63 fail("Expected error"); 64 } catch (e) { 65 Assert.assertTrue(e instanceof SyntaxError); 66 } 67 68 try { 69 eval("var o = { f: f\\u0075nction() {}}"); 70 fail("Expected error"); 71 } catch (e) { 72 Assert.assertTrue(e instanceof SyntaxError); 73 } 74 75 try { 76 eval("var a = [f\\u0075nction() {}]"); 77 fail("Expected error"); 78 } catch (e) { 79 Assert.assertTrue(e instanceof SyntaxError); 80 } 81 82 // keywords as identifiers, with and without escapes 83 84 try { 85 eval("function break() {}"); 86 fail("Expected error"); 87 } catch (e) { 88 Assert.assertTrue(e instanceof SyntaxError); 89 } 90 91 try { 92 eval("function bre\\u0061k() {}"); 93 } catch (e) { 94 fail("Unexpected error"); 95 } 96 97 try { 98 eval("function f(break) {}"); 99 fail("Expected error"); 100 } catch (e) { 101 Assert.assertTrue(e instanceof SyntaxError); 102 } 103 104 try { 105 eval("function f(bre\\u0061k) {}"); 106 } catch (e) { 107 fail("Unexpected error"); 108 } 109 110 try { 111 eval("var break = 3"); 112 fail("Expected error"); 113 } catch (e) { 114 Assert.assertTrue(e instanceof SyntaxError); 115 } 116 117 try { 118 eval("'use strict'; var break = 3"); 119 fail("Expected error"); 120 } catch (e) { 121 Assert.assertTrue(e instanceof SyntaxError); 122 } 123 124 try { 125 eval("var bre\\u0061k = 3"); 126 } catch (e) { 127 fail("Unexpected error"); 128 } 129 130 try { 131 eval("'use strict'; var bre\\u0061k = 3"); 132 } catch (e) { 133 fail("Unexpected error"); 134 } 135 136 try { 137 eval("var package = 3"); 138 } catch (e) { 139 fail("Unexpected error"); 140 } 141 142 try { 143 eval("'use strict'; var package = 3"); 144 fail("Expected error"); 145 } catch (e) { 146 Assert.assertTrue(e instanceof SyntaxError); 147 } 148 149 try { 150 eval("var p\\u0061ckage = 3"); 151 } catch (e) { 152 fail("Unexpected error"); 153 } 154 155 try { 156 eval("'use strict'; var p\\u0061ckage = 3"); 157 } catch (e) { 158 fail("Unexpected error"); 159 } 160