public void GetOrAdd_CallsLocked1FactoryMethodOnce()
{
var memoryCache = new MemoryCache(new MemoryCacheOptions());
var subject = new LockedFactoryCacheService(memoryCache);
Dictionary <string, string> c = new Dictionary <string, string>
{
{ "AD", "Andorra" }, { "AR", "Argentina" }, { "AS", "AmericanSamoa" }, { "AT", "Austria" }, { "AU", "Australia" }, { "AX", "�landIslands" }, { "BD", "Bangladesh" }, { "BE", "Belgium" }, { "BG", "Bulgaria" }, { "BR", "Brazil" }, { "BY", "Belarus" }, { "CA", "Canada" }, { "CH", "Switzerland" }, { "CO", "Colombia" }, { "CR", "CostaRica" }, { "CZ", "Czechia" }, { "DE", "Germany" }, { "DK", "Denmark" }, { "DO", "DominicanRepublic" }, { "DZ", "Algeria" }, { "ES", "Spain" }, { "FI", "Finland" }, { "FO", "FaroeIslands" }, { "FR", "France" }, { "GB", "UnitedKingdom" }, { "GF", "FrenchGuiana" }, { "GG", "Guernsey" }, { "GL", "Greenland" }, { "GP", "Guadeloupe" }, { "GT", "Guatemala" }, { "GU", "Guam" }, { "HR", "Croatia" }, { "HU", "Hungary" }, { "IE", "Ireland" }, { "IM", "IsleofMan" }, { "IN", "India" }, { "IS", "Iceland" }, { "IT", "Italy" }, { "JE", "Jersey" }, { "JP", "Japan" }, { "LI", "Liechtenstein" }, { "LK", "SriLanka" }, { "LT", "Lithuania" }, { "LU", "Luxembourg" }, { "MC", "Monaco" }, { "MD", "Moldova" }, { "MH", "MarshallIslands" }, { "MK", "Macedonia" }, { "MP", "NorthernMarianaIslands" }, { "MQ", "Martinique" }, { "MT", "Malta" }, { "MX", "Mexico" }, { "MY", "Malaysia" }, { "NC", "NewCaledonia" }, { "NL", "Netherlands" }, { "NO", "Norway" }, { "NZ", "NewZealand" }, { "PH", "Philippines" }, { "PK", "Pakistan" }, { "PL", "Poland" }, { "PM", "St.Pierre&Miquelon" }, { "PR", "PuertoRico" }, { "PT", "Portugal" }, { "RE", "R�union" }, { "RO", "Romania" }, { "RU", "Russia" }, { "SE", "Sweden" }, { "SI", "Slovenia" }, { "SJ", "Svalbard&JanMayen" }, { "SK", "Slovakia" }, { "SM", "SanMarino" }, { "TH", "Thailand" }, { "TR", "Turkey" }, { "US", "UnitedStates" }, { "VA", "VaticanCity" }, { "VI", "U.S.VirginIslands" }, { "WF", "Wallis&Futuna" }, { "YT", "Mayotte" }, { "ZA", "SouthAfrica" }
};
Func <Dictionary <string, string> > func1 = () => c;//delegate () { return c; };
var result = subject.GetOrAdd("key", () => c, DateTimeOffset.MaxValue);
Assert.Equal(c, result);
}
public void GetOrAdd_CallsLockedFactoryMethodOnce()
{
var factoryMock = Substitute.For <Func <string> >();
var optionsMock = Substitute.For <IOptions <MemoryCacheOptions> >();
optionsMock.Value.Returns(callInfo => new MemoryCacheOptions());
var memoryCache = new MemoryCache(optionsMock);
var subject = new LockedFactoryCacheService(memoryCache);
var threads = Enumerable.Range(0, 10).Select(_ => new Thread(() => subject.GetOrAdd("key", factoryMock, DateTime.MaxValue.AddDays(-1)))).ToList();
threads.ForEach(thread => thread.Start());
threads.ForEach(thread => thread.Join());
factoryMock.Received(1)();
}