public async Task GetAndSetIfDoNotExistInCache()
{
IDistributedCache cache = new MemoryDistributedCache();
DistributedCacheEntryOptions options = new DistributedCacheEntryOptions();
var callCount = 0;
Foo func()
{
callCount++;
return(new Foo()
{
Value = 2
});
}
var foo = await cache.GetAndSetAsync <Foo>("foo", func, options);
foo.Value.Should().Be(2);
var foo2 = await cache.GetAndSetAsync <Foo>("foo", func, options);
foo2.Should().BeEquivalentTo(foo);
callCount.Should().Be(1);
}