public async Task FindClanAsync_ShouldBeOfTypeClan()
{
// Arrange
TestMock.ClanRepository.Setup(repository => repository.FindClanAsync(It.IsAny <ClanId>())).ReturnsAsync(new Clan("test", new UserId())).Verifiable();
var service = new ClanService(TestMock.ClanRepository.Object);
// Act
var result = await service.FindClanAsync(new ClanId());
// Assert
result.Should().BeOfType <Clan>();
TestMock.ClanRepository.Verify(repository => repository.FindClanAsync(It.IsAny <ClanId>()), Times.Once);
}