Support for App.Person.find({name: 'Tom'})

fixture-adapter-find-query-support.js

App.Store = DS.Store.extend({
    adapter: DS.FixtureAdapter.extend({
        queryFixtures: function(fixtures, query, type) {
            return fixtures.filter(function (fixture) {
                for (var key in query) {
                    if (fixture[key] != query[key]) // type coercion required
                        return false;
                }
                return true;
            });
        }
    })
});