public void LruBoundedCache_must_work_with_lower_age_threshold()
{
foreach (var i in Enumerable.Range(1, 10))
{
var seed = ThreadLocalRandom.Current.Next(1024);
var cache = new TestCache(4, 2, seed.ToString());
cache.ExpectComputed("A", "A:0");
cache.ExpectComputed("B", "B:1");
cache.ExpectComputed("C", "C:2");
cache.ExpectComputed("D", "D:3");
cache.ExpectComputed("E", "E:4");
cache.ExpectCached("D", "D:3");
cache.ExpectCached("E", "E:4");
cache.ExpectComputed("F", "F:5");
cache.ExpectComputed("G", "G:6");
cache.ExpectComputed("H", "H:7");
cache.ExpectComputed("I", "I:8");
cache.ExpectComputed("J", "J:9");
cache.ExpectCached("I", "I:8");
cache.ExpectCached("J", "J:9");
}
}
public void LruBoundedCache_must_not_cache_noncacheable_values()
{
var cache = new TestCache(4, 4);
cache.ExpectComputedOnly("#A", "#A:0");
cache.ExpectComputedOnly("#A", "#A:1");
cache.ExpectComputedOnly("#A", "#A:2");
cache.ExpectComputedOnly("#A", "#A:3");
cache.ExpectComputed("A", "A:4");
cache.ExpectComputed("B", "B:5");
cache.ExpectComputed("C", "C:6");
cache.ExpectComputed("D", "D:7");
cache.ExpectComputed("E", "E:8");
cache.ExpectComputedOnly("#A", "#A:9");
cache.ExpectComputedOnly("#A", "#A:10");
cache.ExpectComputedOnly("#A", "#A:11");
cache.ExpectComputedOnly("#A", "#A:12");
// Cacheable values are not affected
cache.ExpectCached("B", "B:5");
cache.ExpectCached("C", "C:6");
cache.ExpectCached("D", "D:7");
cache.ExpectCached("E", "E:8");
}
public void LruBoundedCache_must_work_in_the_happy_case()
{
var cache = new TestCache(4, 4);
cache.ExpectComputed("A", "A:0");
cache.ExpectComputed("B", "B:1");
cache.ExpectComputed("C", "C:2");
cache.ExpectComputed("D", "D:3");
cache.ExpectCached("A", "A:0");
cache.ExpectCached("B", "B:1");
cache.ExpectCached("C", "C:2");
cache.ExpectCached("D", "D:3");
}
public void LruBoundedCache_must_evict_oldest_when_full()
{
foreach (var i in Enumerable.Range(1, 10))
{
var seed = ThreadLocalRandom.Current.Next(1024);
var cache = new TestCache(4, 4, seed.ToString());
cache.ExpectComputed("A", "A:0");
cache.ExpectComputed("B", "B:1");
cache.ExpectComputed("C", "C:2");
cache.ExpectComputed("D", "D:3");
cache.ExpectComputed("E", "E:4");
cache.ExpectCached("B", "B:1");
cache.ExpectCached("C", "C:2");
cache.ExpectCached("D", "D:3");
cache.ExpectCached("E", "E:4");
cache.ExpectComputed("A", "A:5");
cache.ExpectComputed("B", "B:6");
cache.ExpectComputed("C", "C:7");
cache.ExpectComputed("D", "D:8");
cache.ExpectComputed("E", "E:9");
cache.ExpectCached("B", "B:6");
cache.ExpectCached("C", "C:7");
cache.ExpectCached("D", "D:8");
cache.ExpectCached("E", "E:9");
}
}