public async Task ExistsUser_ReturnsBool()
{
#region Arrange
InMemoryUserRepository inMemoryUserRepository = new InMemoryUserRepository(memoryCache);
UserId userId = new UserId(UserIdMother.Id());
User user = new User(userId);
#endregion
#region Act
await inMemoryUserRepository.Save(user);
bool exists = await inMemoryUserRepository.Exists(userId);
#endregion
#region Assert
Assert.True(exists);
#endregion
}
