easejs/test/MemberBuilder/inc-common.js

/**
 * Shared functions for MemberBuilder tests
 *
 *  Copyright (C) 2010 Mike Gerwitz
 *
 *  This file is part of ease.js.
 *
 *  ease.js is free software: you can redistribute it and/or modify it under the
 *  terms of the GNU Lesser 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 Lesser General Public License
 *  for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @author  Mike Gerwitz
 */

/**
 * Perform common assertions on validator arguments
 *
 * @param {Object}     testcase   test case being executed
 * @param {arguments}  args       arguments to check
 * @param {string}     name       member name
 * @param {*}          value      expected value
 * @param {Object}     keywords   expected keywords
 * @param {function()} prevLookup function to use to look up prev member data
 *
 * @return {undefined}
 */
exports.testArgs = function( testcase, args, name, value, keywords, prevLookup )
{
    var prev = {
        value:    { expected: null, given: args[ 3 ] },
        keywords: { expected: null, given: args[ 4 ] },
    };

    prev = prevLookup( prev, prev.value.given, prev.keywords.given );

    testcase.assertEqual( name, args[ 0 ],
        'Incorrect name passed to validator'
    );

    testcase.assertDeepEqual( value, args[ 1 ],
        'Incorrect value passed to validator'
    );

    testcase.assertStrictEqual( keywords, args[ 2 ],
        'Incorrect keywords passed to validator'
    );

    testcase.assertStrictEqual( prev.value.expected, prev.value.given,
        'Previous data should contain prev value if overriding, ' +
        'otherwise null'
    );

    testcase.assertDeepEqual( prev.keywords.expected, prev.keywords.given,
        'Previous keywords should contain prev keyword if ' +
        'overriding, otherwise null'
    );
};