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    output += 'A mutant pig named ';
    Animal.prototype.talk.apply( this );
}
                            
// --------------------------------------------------------
new Test.Unit.Runner( {
    // Loaded
    testLoaded: function() { with(this) {
        assertNotNull( String.prototype.substring2, "util.js loaded substring2" );
        assertNotNull( String.prototype.substr2, "util.js loaded substr2" );
        assertNotNull( String.prototype.reverse, "util.js loaded reverse" );
        assertNotNull( String.prototype.html_escape, "util.js loaded html_escape" );
    }},

    // html_escape
    test_html_escape: function() { with(this) {
        var was = "\xC9t\xe9 comme en hivers";
        var out = was.html_escape();
        assertEqual( out, "Été comme en hivers", "Escaped" );
    }},

    // reverse
    test_reverse: function() {
        var was = "hello world";
        var out = was.reverse();
        this.assertEqual( "dlrow olleh", out );
    },
    
    // substring2
    test_substring2: function() { with(this) {
        var was = "hello world";
        var out = was.substring2( 0, 5, "good-bye" );
        assertEqual( "good-bye world", out );
        out = was.substring2( 6, 11, "good-bye" );
        assertEqual( "hello good-bye", out );
        out = was.substring2( 6, 7, "W" );
        assertEqual( "hello World", out );
    }},
    
    // substr2
    test_substr2: function() { with(this) {
        var was = "hello world";
        var out = was.substr2( 6, 5, "Mars" );
        assertEqual( "hello Mars", out );
        var out = was.substr2( 0, 0, "hello " );
        assertEqual( "hello hello world", out );
    }},
    
    // isalpha
    test_isalpha: function() { with(this) {
        assert( isalpha( 'a' ) );
        assert( isalpha( 'A' ) );
        assert( isalpha( 'é' ) );
        assert( isalpha( 'É' ) );

        assert( ! isalpha( ':' ) );
        assert( ! isalpha( '!' ) );
        assert( ! isalpha( '~' ) );
    }},

    // popup 
    test_popup: function() { with(this) {
        var something = $( 'something' );
        assert( something );
        assertNotVisible( something );
        
        popup( 'something' );
        assertVisible( something );
        Element.hide( something );
        assertNotVisible( something );
    }},

    // rollup
    test_rollup: function() { 
        var up = $( 'UP_roll' );
        this.assert( up );
        var down = $( 'DOWN_roll' );
        this.assert( down );
        var widget = $( 'WIDGET_roll' );
        this.assert( widget );

        this.assertNotVisible( down );
        this.assertVisible( up );
        this.assertEqual( "++", widget.value );
        
        rollup( 'roll', '++', '--' );

        this.assertVisible( down );
        this.assertNotVisible( up );
        this.assertEqual( "--", widget.value );

        rollup( 'roll', '++', '--' );

        this.assertNotVisible( down );
        this.assertVisible( up );
        this.assertEqual( "++", widget.value );

        Element.hide( up );
        Element.hide( widget );
    },

    // inherit 
    test_inherit: function() {
        var oinky = new DoublePig( "Oinky" );
        this.assert( oinky );
        oinky.talk();
        this.assertEqual( output, "A mutant pig named Oinky says oink and something." );
    }
    
  }, "testlog" );


    
</script>
</body>