gecko-dev/js/tests/ecma_2/Statements/while-003.js

/**
 *  File Name:          while-003
 *  ECMA Section:
 *  Description:        while statement
 *
 *  The while expression evaluates to true, Statement returns abrupt completion.
 *
 *  Author:             christine@netscape.com
 *  Date:               11 August 1998
 */
    var SECTION = "while-003";
    var VERSION = "ECMA_2";
    var TITLE   = "while statement";

    startTest();
    writeHeaderToLog( SECTION + " "+ TITLE);

    var tc = 0;
    var testcases = new Array();

    DoWhile( new DoWhileObject(
                "while expression is true",
                true,
                "result = \"pass\";" ));

    DoWhile( new DoWhileObject(
             "while expression is 1",
             1,
            "result = \"pass\";" ));

    DoWhile( new DoWhileObject(
             "while expression is new Boolean(false)",
             new Boolean(false),
            "result = \"pass\";" ));

    DoWhile( new DoWhileObject(
             "while expression is new Object()",
             new Object(),
            "result = \"pass\";" ));

    DoWhile( new DoWhileObject(
             "while expression is \"hi\"",
             "hi",
            "result = \"pass\";" ));
/*
    DoWhile( new DoWhileObject(
             "while expression has a continue in it",
             "true",
             "if ( i == void 0 ) i = 0; result=\"pass\"; if ( ++i == 1 ) {continue;} else {break;} result=\"fail\";"
             ));
*/
    test();

    function DoWhileObject( d, e, s ) {
        this.description = d;
        this.whileExpression = e;
        this.statements = s;
    }

    function DoWhile( object ) {
        result = "fail:  statements in while block were not evaluated";

        while ( expression = object.whileExpression ) {
            eval( object.statements );
            break;
        }

        // verify that the while expression was evaluated

        testcases[tc++] = new TestCase(
            SECTION,
            "verify that while expression was evaluated (should be "+
                object.whileExpression +")",
            "pass",
            (object.whileExpression == expression ||
               ( isNaN(object.whileExpression) && isNaN(expression) )
             ) ? "pass" : "fail" );

        testcases[tc++] = new TestCase(
            SECTION,
            object.description,
            "pass",
            result );
    }