public void FailCanRedeemCouponNoEvaluator()
{
Assert.ThrowsAsync(Is.TypeOf <ArgumentNullException>().And.Property("ParamName").EqualTo("evaluators"),
async delegate
{
var manager = new CouponManager(mockILogger, mockICouponProvider);
await manager.CanRedeemCoupon(Guid.NewGuid(), Guid.NewGuid(), null);
});
}
public async Task CanRedeemCouponTrueIfNoEvaluators()
{
Guid couponId = Guid.NewGuid();
var mockICouponProviderHasRetrieve = new Mock <ICouponProvider>();
mockICouponProviderHasRetrieve.Setup(x => x.Retrieve(couponId)).ReturnsAsync <ICouponProvider, Coupon>(new Coupon());
List <Func <Coupon, Guid, bool> > evaluators = new List <Func <Coupon, Guid, bool> >();
var manager = new CouponManager(mockILogger, mockICouponProviderHasRetrieve.Object);
var result = await manager.CanRedeemCoupon(couponId, Guid.NewGuid(), evaluators);
Assert.IsTrue(result);
}
public void FailCanRedeemCouponNullCoupon()
{
Guid couponId = Guid.NewGuid();
var mockICouponProviderNullRetrieve = new Mock <ICouponProvider>();
mockICouponProviderNullRetrieve.Setup(x => x.Retrieve(couponId)).ReturnsAsync <ICouponProvider, Coupon>((Coupon)null);
List <Func <Coupon, Guid, bool> > evaluators = new List <Func <Coupon, Guid, bool> >();
Assert.ThrowsAsync(Is.TypeOf <KeyNotFoundException>(),
async delegate
{
var manager = new CouponManager(mockILogger, mockICouponProviderNullRetrieve.Object);
await manager.CanRedeemCoupon(couponId, Guid.NewGuid(), evaluators);
});
}
public void CreateInstance()
{
var manager = new CouponManager(mockILogger, mockICouponProvider);
Assert.IsInstanceOf <CouponManager>(manager);
}
public void Exists()
{
var manager = new CouponManager(mockILogger, mockICouponProvider);
Assert.That(manager, Is.Not.Null);
}
