Unit-testing a directive with isolated scope and bidirectional value
- by unludo
I want to unit test a directive which looks like this:
angular.module('myApp', [])
.directive('myTest', function () {
    return {
        restrict: 'E',
        scope: { message: '='},
        replace: true,
        template:  '<div ng-if="message"><p>{{message}}</p></div>',
        link: function (scope, element, attrs) {
        }
    };
});
Here is my failing test:
describe('myTest directive:', function () {
    var scope, compile, validHTML;
    validHTML = '<my-test message="message"></my-test>';
    beforeEach(module('myApp'));
    beforeEach(inject(function($compile, $rootScope){
        scope = $rootScope.$new();
        compile = $compile;
    }));
    function create() {
        var elem, compiledElem;
        elem = angular.element(validHTML);
        compiledElem = compile(elem)(scope);
        scope.$digest();
        return compiledElem;    
    }
    it('should have a scope on root element', function () {  
        scope.message = 'not empty';
        var el = create();
        console.log(el.text());
        expect(el.text()).toBeDefined();
        expect(el.text()).not.toBe('');
    });
});
Can you spot why it's failing?
The corresponding jsFiddle
Thanks :)