errors.js revision 2:da1e581c933b
1/* 2 * Copyright (c) 2010, 2012, 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 * Basic checks for Error constructors. 26 * 27 * @test 28 * @run 29 */ 30 31print(Error.name + " is a " + typeof(Error)); 32print(EvalError.name + " is a " + typeof(EvalError)); 33print(RangeError.name + " is a " + typeof(RangeError)); 34print(ReferenceError.name + " is a " + typeof(ReferenceError)); 35print(SyntaxError.name + " is a " + typeof(SyntaxError)); 36print(TypeError.name + " is a " + typeof(TypeError)); 37print(URIError.name + " is a " + typeof(URIError)); 38 39print("Error.arity " + Error.length); 40print("EvalError.arity " + EvalError.length); 41print("RangeError.arity " + RangeError.length); 42print("ReferenceError.arity " + ReferenceError.length); 43print("SyntaxError.arity " + SyntaxError.length); 44print("TypeError.arity " + TypeError.length); 45print("URIError.arity " + URIError.length); 46 47var err = new Error("my error"); 48try { 49 throw err; 50} catch (e) { 51 print(e instanceof Error); 52 print(e.message); 53 print(e.name); 54 var ne = e.nashornException; 55 if (ne != undefined) { 56 if (ne.fileName !== __FILE__) { 57 fail("incorrect filename in error"); 58 } 59 print("thrown @ " + ne.lineNumber); 60 } 61} 62 63// try to print undefined global var.. 64try { 65 print(foo); 66} catch (e) { 67 print(e instanceof ReferenceError); 68 print(e.name); 69 print(e.message); 70} 71 72// try to call something that is undefined 73try { 74 Object.foo_method(); 75} catch (e) { 76 print(e instanceof TypeError); 77 print(e.name); 78 print(e.message); 79} 80 81// prototypes of Error constructors are not writable 82Error.prototype = {}; 83print(Error.prototype.name); 84EvalError.prototype = {}; 85print(EvalError.prototype.name); 86RangeError.prototype = {}; 87print(RangeError.prototype.name); 88ReferenceError.prototype = {}; 89print(ReferenceError.prototype.name); 90SyntaxError.prototype = {}; 91print(SyntaxError.prototype.name); 92TypeError.prototype = {}; 93print(TypeError.prototype.name); 94URIError.prototype = {}; 95print(URIError.prototype.name); 96