tests/mozilla/ecma_2/Statements/forin-002.js

   1 /**
   2  *  File Name:          forin-002.js
   3  *  ECMA Section:
   4  *  Description:        The forin-001 statement
   5  *
   6  *  Verify that the property name is assigned to the property on the left
   7  *  hand side of the for...in expression.
   8  *
   9  *  Author:             christine@netscape.com
  10  *  Date:               28 August 1998
  11  */
  12     var SECTION = "forin-002";
  13     var VERSION = "ECMA_2";
  14     var TITLE   = "The for...in  statement";
  15
  16     startTest();
  17     writeHeaderToLog( SECTION + " "+ TITLE);
  18
  19     var tc = 0;
  20     var testcases = new Array();
  21
  22     function MyObject( value ) {
  23         this.value = value;
  24         this.valueOf = new Function ( "return this.value" );
  25         this.toString = new Function ( "return this.value + \"\"" );
  26         this.toNumber = new Function ( "return this.value + 0" );
  27         this.toBoolean = new Function ( "return Boolean( this.value )" );
  28     }
  29
  30     ForIn_1(this);
  31     ForIn_2(this);
  32
  33     ForIn_1(new MyObject(true));
  34     ForIn_2(new MyObject(new Boolean(true)));
  35
  36     ForIn_2(3);
  37
  38     test();
  39
  40     /**
  41      *  For ... In in a With Block
  42      *
  43      */
  44     function ForIn_1( object) {
  45         with ( object ) {
  46             for ( property in object ) {
  47                 testcases[tc++] = new TestCase(
  48                     SECTION,
  49                     "with loop in a for...in loop.  ("+object+")["+property +"] == "+
  50                         "eval ( " + property +" )",
  51                     true,
  52                     object[property] == eval(property) );
  53             }
  54         }
  55     }
  56
  57     /**
  58      *  With block in a For...In loop
  59      *
  60      */
  61     function ForIn_2(object) {
  62         for ( property in object ) {
  63             with ( object ) {
  64                 testcases[tc++] = new TestCase(
  65                     SECTION,
  66                     "with loop in a for...in loop.  ("+object+")["+property +"] == "+
  67                         "eval ( " + property +" )",
  68                     true,
  69                     object[property] == eval(property) );
  70             }
  71         }
  72     }
  73