public async void get_should_return_with_app()
{
//arrange
var appRepository = new Mock<IRepository<App>>();
appRepository.Setup(x => x.FindOne(It.IsAny<Expression<Func<App, bool>>>(), It.IsAny<Expression<Func<App, object>>>())).Returns(new App());
//act
var sut = new AppServiceBuilder().WithAppRepository(appRepository.Object)
.Build();
var entity = await sut.Get(1);
//assert
Assert.NotNull(entity);
Assert.IsAssignableFrom<App>(entity);
appRepository.Verify(x => x.FindOne(It.IsAny<Expression<Func<App, bool>>>(), It.IsAny<Expression<Func<App, object>>>()), Times.Once);
}
