int main(int argc, char* argv[]) {
LRUCache<3> c;
cout << "c.Insert(1, 1)" << endl;
c.Insert(1, 1);
cout << "c.Insert(1, 10)" << endl;
c.Insert(1, 10);
int val;
cout << "c.Lookup(2, val)" << endl;
assert(!c.Lookup(2, &val));
cout << "c.Lookup(1, val)" << endl;
assert(c.Lookup(1, &val));
assert(val == 1);
c.Erase(1);
assert(!c.Lookup(1, &val));
c.Insert(2, 2);
c.Insert(3, 3);
c.Insert(4, 4);
c.Insert(5, 5);
assert(!c.Lookup(1, &val));
return 0;
}
void testLRUCache()
{
int i;
LRUCache c;
int t[100];
for (i = 0; i < 100; ++i) t[i] = 1000+i;
char* k[100];
for (i = 0; i < 100; ++i) {
k[i] = new char[5];
sprintf(k[i], "k%03d", i);
}
bool r;
void* p;
const char* k2;
r = c.Lookup("k050", p);
assert(!r);
c.SetAt("k050", &t[50]);
r = c.Lookup("k050", p);
assert(r);
assert(p == &t[50]);
for (i = 0; i < 100; ++i)
c.SetAt(k[i], &t[i]);
r = c.getLRU(0, k2, p);
assert(r);
assert(strcmp(k2, "k000") == 0);
assert(p == &t[0]);
c.Touch("k000");
r = c.getLRU(0, k2, p);
assert(r);
assert(strcmp(k2, "k001") == 0);
assert(p == &t[1]);
r = c.getLRU(1, k2, p);
assert(r);
assert(strcmp(k2, "k002") == 0);
assert(p == &t[2]);
c.Remove("k001");
r = c.getLRU(0, k2, p);
assert(r);
assert(strcmp(k2, "k002") == 0);
assert(p == &t[2]);
for (i = 0; i < 98; ++i) {
r = c.getLRU(0, k2, p);
assert(r);
assert(strcmp(k2, k[2+i]) == 0);
assert(p == &t[2+i]);
c.Remove(k2);
}
assert(c.GetCount() == 1);
r = c.getLRU(0, k2, p);
assert(r);
assert(strcmp(k2, "k000") == 0);
assert(p == &t[0]);
assert(!c.getLRU(1, k2, p));
}