public void count_licenses_by_user__filters_each_installation__if_value_set_enumerated()
{
var setA = new HashSet <Installation> {
_installA
};
var setB = new HashSet <Installation> {
_installB
};
var setC = new HashSet <Installation> {
_installC
};
var userSets = new[] { setA, setB, setC };
var filter = A.Fake <IInstallationFilter>();
var assessor = A.Fake <ILicenseAssessor>();
var mapIndex = A.Fake <IInstallationIndexMap>();
var catalog = new InstallationCatalog(mapIndex);
A.CallTo(() => mapIndex.Values).Returns(userSets);
// This is required so the enumeration IS evaluated, otherwise it will be lazily ignored, and filters won't be called.
// Tests for the assessor should show that it WILL be evaluated in a functioning system.
A.CallTo(() => assessor.AssessInstallationLicenses(A <IEnumerable <Installation> > ._))
.Invokes(callObject => (callObject.Arguments[0] as IEnumerable <Installation>)?.ToList());
catalog.CountLicensesByUser(filter, assessor);
A.CallTo(() => filter.Filter(_installA)).MustHaveHappenedOnceExactly();
A.CallTo(() => filter.Filter(_installB)).MustHaveHappenedOnceExactly();
A.CallTo(() => filter.Filter(_installC)).MustHaveHappenedOnceExactly();
}
public void count_licenses_by_user__calls_assessor__and__sums__assessor_results()
{
const int expectedResult = 3; // Should match number of sets returned by mapIndex.Value
var setA = new HashSet <Installation> {
_installA
};
var setB = new HashSet <Installation> {
_installB
};
var setC = new HashSet <Installation> {
_installC
};
var userSets = new[] { setA, setB, setC };
var filter = A.Fake <IInstallationFilter>();
var assessor = A.Fake <ILicenseAssessor>();
var mapIndex = A.Fake <IInstallationIndexMap>();
var catalog = new InstallationCatalog(mapIndex);
A.CallTo(() => mapIndex.Values).Returns(userSets);
A.CallTo(() => assessor.AssessInstallationLicenses(A <IEnumerable <Installation> > ._)).Returns(1);
var result = catalog.CountLicensesByUser(filter, assessor);
Assert.That(result, Is.EqualTo(expectedResult));
}
public void count_licenses_by_user__retrieves__index_map_value()
{
var filter = A.Fake <IInstallationFilter>();
var assessor = A.Fake <ILicenseAssessor>();
var mapIndex = A.Fake <IInstallationIndexMap>();
var catalog = new InstallationCatalog(mapIndex);
// No point testing the result here, it's simply a consequence of default FakeItEasy mock behaviours.
catalog.CountLicensesByUser(filter, assessor);
A.CallTo(() => mapIndex.Values).MustHaveHappened();
}