add a root url for corpus back apis. it is set to the same than root api for the moment
import { ifAnd } from 'app-client/helpers/if-and';
import { module, test } from 'qunit';
module('Unit | Helper | if and');
// Replace this with your real tests.
test('it works', function(assert) {
let result = ifAnd([42]);
assert.ok(result);
});