text: function testCase(load, done) {
  	load("two", 2, function() {
  		var sync = true;
  		load("one", 1, function() {
  			expect(sync).toBe(false);
  			load("three", 3, function() {
  				var sync = true;
  				load("two", 2, function() {
  					expect(sync).toBe(true);
  					done();
  				});
  				Promise.resolve().then(function() {}).then(function() {}).then(function() {
  					sync = false;
  				});
  			});
  		});
  		Promise.resolve().then(function() {
  			sync = false;
  		});
  	});
  }
  
  it("should be able to use expressions in import", function(done) {
  	function load(name, expected, callback) {
  		import("./dir/" + name).then(function(result) {
  			expect(result).toEqual({
  				default: expected,
  				[Symbol.toStringTag]: "Module"
  			});
  			callback();
  		}).catch(function(err) {
  			done(err);
  		});
  	}
  	testCase(load, done);
  });
  