public void If_parcel_is_too_heavy_Then_even_fits_will_get_error(
decimal maxWeight,
[Frozen] IPackageRepository packageRepo,
ParcelAdvisor advisor)
{
Mock.Get(packageRepo).Setup(r => r.GetMaxWeight()).Returns(maxWeight);
// just slightly too heavy!
Assert.Throws <InvalidOperationException>(() => advisor.Advise(new Parcel(1, 1, 1, maxWeight + 1)), "too heavy");
}
public void If_packages_are_not_available_Then_gets_error(
Parcel parcel,
[Frozen] IPackageRepository packageRepo,
ParcelAdvisor advisor)
{
Mock.Get(packageRepo).Setup(p => p.GetPackages()).Returns(() => null);
Assert.Throws <InvalidOperationException>(() => advisor.Advise(parcel), "no package");
}
public void If_parcel_is_too_large_Then_gets_error(
decimal maxWeight,
[Frozen] IPackageRepository packageRepo,
ParcelAdvisor advisor)
{
Mock.Get(packageRepo).Setup(p => p.GetPackages()).Returns(packages);
Mock.Get(packageRepo).Setup(p => p.GetMaxWeight()).Returns(maxWeight);
// just slightly too large!
Assert.Throws <InvalidOperationException>(() => advisor.Advise(new Parcel(381, 550, 200, maxWeight - 1)), "no package");
}
public void Can_advise_tight_fits_regardless_of_order_of_dimensions(
int d1,
int d2,
int d3,
int cost,
decimal maxWeight,
[Frozen] IPackageRepository packageRepo,
ParcelAdvisor advisor)
{
Mock.Get(packageRepo).Setup(p => p.GetPackages()).Returns(packages.Shuffle());
Mock.Get(packageRepo).Setup(p => p.GetMaxWeight()).Returns(maxWeight);
// shuffle
var allowedWeight = maxWeight - 1;
var dimensions = new[] { d1, d2, d3 }.Shuffle().ToArray();
var parcel = new Parcel(dimensions[0], dimensions[1], dimensions[2], allowedWeight);
var package = advisor.Advise(parcel);
// cost is 10 times of actual for sake of unit testing
Assert.That(package.Cost, Is.EqualTo(cost / 10M));
}
public void Must_be_given_a_valid_parcel(ParcelAdvisor advisor)
{
Assert.Throws <ArgumentNullException>(() => advisor.Advise(null));
}