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easejs/test/test-util-abstract.js

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/**
* Tests util abstract functions
*
* Copyright (C) 2010, 2011, 2013 Mike Gerwitz
*
* This file is part of GNU ease.js.
*
* ease.js is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
var common = require( './common' ),
assert = require( 'assert' ),
util = common.require( 'util' );
assert.ok(
( util.createAbstractMethod() instanceof Function ),
"abstractMethod() returns a function"
);
assert.ok(
( util.isAbstractMethod( util.createAbstractMethod() ) ),
"Functions returned by abstractMethod() are considered to be abstract by " +
"util.isAbstractMethod"
);
assert['throws']( function()
{
util.createAbstractMethod()();
}, Error, "Abstract methods cannot be called" );