catarse/catarse.js

beforeEach(function() {
    var customMatchers = {
        toMatchPropertiesOf: function(utils, customEqualityTesters) {
            return {
                compare: function(actual, expected) {
                    for (var property in expected) {
                        if (!utils.equals(actual[property](), expected[property], customEqualityTesters)) {
                            return {
                                pass: false,
                                message: "Property " + property + " does not match."
                            };
                        }
                    }
                    return {
                        pass: true,
                        message: "Property matches."
                    };
                }
            }
        }
    };
    jasmine.addMatchers(customMatchers);
});