tests/mozilla/ecma_2/Statements/while-003.js

   1 /**
   2  *  File Name:          while-003
   3  *  ECMA Section:
   4  *  Description:        while statement
   5  *
   6  *  The while expression evaluates to true, Statement returns abrupt completion.
   7  *
   8  *  Author:             christine@netscape.com
   9  *  Date:               11 August 1998
  10  */
  11     var SECTION = "while-003";
  12     var VERSION = "ECMA_2";
  13     var TITLE   = "while statement";
  14
  15     startTest();
  16     writeHeaderToLog( SECTION + " "+ TITLE);
  17
  18     var tc = 0;
  19     var testcases = new Array();
  20
  21     DoWhile( new DoWhileObject(
  22                 "while expression is true",
  23                 true,
  24                 "result = \"pass\";" ));
  25
  26     DoWhile( new DoWhileObject(
  27              "while expression is 1",
  28              1,
  29             "result = \"pass\";" ));
  30
  31     DoWhile( new DoWhileObject(
  32              "while expression is new Boolean(false)",
  33              new Boolean(false),
  34             "result = \"pass\";" ));
  35
  36     DoWhile( new DoWhileObject(
  37              "while expression is new Object()",
  38              new Object(),
  39             "result = \"pass\";" ));
  40
  41     DoWhile( new DoWhileObject(
  42              "while expression is \"hi\"",
  43              "hi",
  44             "result = \"pass\";" ));
  45 /*
  46     DoWhile( new DoWhileObject(
  47              "while expression has a continue in it",
  48              "true",
  49              "if ( i == void 0 ) i = 0; result=\"pass\"; if ( ++i == 1 ) {continue;} else {break;} result=\"fail\";"
  50              ));
  51 */
  52     test();
  53
  54     function DoWhileObject( d, e, s ) {
  55         this.description = d;
  56         this.whileExpression = e;
  57         this.statements = s;
  58     }
  59
  60     function DoWhile( object ) {
  61         result = "fail:  statements in while block were not evaluated";
  62
  63         while ( expression = object.whileExpression ) {
  64             eval( object.statements );
  65             break;
  66         }
  67
  68         // verify that the while expression was evaluated
  69
  70         testcases[tc++] = new TestCase(
  71             SECTION,
  72             "verify that while expression was evaluated (should be "+
  73                 object.whileExpression +")",
  74             "pass",
  75             (object.whileExpression == expression ||
  76                ( isNaN(object.whileExpression) && isNaN(expression) )
  77              ) ? "pass" : "fail" );
  78
  79         testcases[tc++] = new TestCase(
  80             SECTION,
  81             object.description,
  82             "pass",
  83             result );
  84     }