1 /** 2 * File Name: exception-007 3 * ECMA Section: 4 * Description: Tests for JavaScript Standard Exceptions 5 * 6 * DefaultValue error. 7 * 8 * Author: christine (at) netscape.com 9 * Date: 31 August 1998 10 */ 11 var SECTION = "exception-007"; 12 var VERSION = "js1_4"; 13 var TITLE = "Tests for JavaScript Standard Exceptions: TypeError"; 14 var BUGNUMBER="318250"; 15 16 startTest(); 17 writeHeaderToLog( SECTION + " "+ TITLE); 18 19 var tc = 0; 20 var testcases = new Array(); 21 22 DefaultValue_1(); 23 24 test(); 25 26 27 /** 28 * Getting the [[DefaultValue]] of any instances of MyObject 29 * should result in a runtime error in ToPrimitive. 30 */ 31 32 function MyObject() { 33 this.toString = void 0; 34 this.valueOf = new Object(); 35 } 36 37 function DefaultValue_1() { 38 result = "failed: no exception thrown"; 39 exception = null; 40 41 try { 42 result = new MyObject() + new MyObject(); 43 } catch ( e ) { 44 result = "passed: threw exception", 45 exception = e.toString(); 46 } finally { 47 testcases[tc++] = new TestCase( 48 SECTION, 49 "new MyObject() + new MyObject() [ exception is " + exception +" ]", 50 "passed: threw exception", 51 result ); 52 } 53 } 54 55
