public void TestsNativeCachePutAndGet()
{
var cache = new NativeCache <string>(3);
Assert.AreEqual(3, cache.size);
foreach (var slot in cache.slots)
{
Assert.IsNull(slot);
}
foreach (var hit in cache.hits)
{
Assert.AreEqual(0, hit);
}
cache.Put("1", "one");
foreach (var hit in cache.hits)
{
Assert.AreEqual(0, hit);
}
for (int i = 0; i < cache.size; i++)
{
if (i == 1)
{
Assert.AreEqual("1", cache.slots[1]);
Assert.AreEqual("one", cache.values[1]);
}
else
{
Assert.AreEqual(null, cache.slots[i]);
Assert.AreEqual(null, cache.values[i]);
}
}
cache.Put("2", "two");
foreach (var hit in cache.hits)
{
Assert.AreEqual(0, hit);
}
for (int i = 0; i < cache.size; i++)
{
if (i == 1)
{
Assert.AreEqual("1", cache.slots[1]);
Assert.AreEqual("one", cache.values[1]);
}
else if (i == 2)
{
Assert.AreEqual("2", cache.slots[2]);
Assert.AreEqual("two", cache.values[2]);
}
else
{
Assert.IsNull(cache.slots[i]);
Assert.IsNull(cache.values[i]);
}
}
cache.Put("3", "three");
foreach (var hit in cache.hits)
{
Assert.AreEqual(0, hit);
}
for (int i = 0; i < cache.size; i++)
{
if (i == 0)
{
Assert.AreEqual("3", cache.slots[0]);
Assert.AreEqual("three", cache.values[0]);
}
else if (i == 1)
{
Assert.AreEqual("1", cache.slots[1]);
Assert.AreEqual("one", cache.values[1]);
}
else if (i == 2)
{
Assert.AreEqual("2", cache.slots[2]);
Assert.AreEqual("two", cache.values[2]);
}
else
{
Assert.IsNull(cache.slots[i]);
Assert.IsNull(cache.values[i]);
}
}
var one = cache.Get("1");
Assert.AreEqual("one", one);
var two = cache.Get("2");
Assert.AreEqual("two", two);
var three = cache.Get("3");
Assert.AreEqual("three", three);
foreach (var hit in cache.hits)
{
Assert.AreEqual(1, hit);
}
two = cache.Get("2");
Assert.AreEqual("two", two);
three = cache.Get("3");
Assert.AreEqual("three", three);
three = cache.Get("3");
Assert.AreEqual("three", three);
Assert.AreEqual(3, cache.hits[0]);
Assert.AreEqual(1, cache.hits[1]);
Assert.AreEqual(2, cache.hits[2]);
cache.Put("5", "five");
Assert.AreEqual(2, cache.HashFun("5"));
for (int i = 0; i < cache.size; i++)
{
if (i == 0)
{
Assert.AreEqual("3", cache.slots[0]);
Assert.AreEqual("three", cache.values[0]);
}
else if (i == 1)
{
Assert.AreEqual("5", cache.slots[1]);
Assert.AreEqual("five", cache.values[1]);
}
else if (i == 2)
{
Assert.AreEqual("2", cache.slots[2]);
Assert.AreEqual("two", cache.values[2]);
}
else
{
Assert.IsNull(cache.slots[i]);
Assert.IsNull(cache.values[i]);
}
}
Assert.AreEqual(3, cache.hits[0]);
Assert.AreEqual(0, cache.hits[1]);
Assert.AreEqual(2, cache.hits[2]);
cache.Put("6", "six");
Assert.AreEqual(0, cache.HashFun("6"));
for (int i = 0; i < cache.size; i++)
{
if (i == 0)
{
Assert.AreEqual("3", cache.slots[0]);
Assert.AreEqual("three", cache.values[0]);
}
else if (i == 1)
{
Assert.AreEqual("6", cache.slots[1]);
Assert.AreEqual("six", cache.values[1]);
}
else if (i == 2)
{
Assert.AreEqual("2", cache.slots[2]);
Assert.AreEqual("two", cache.values[2]);
}
else
{
Assert.IsNull(cache.slots[i]);
Assert.IsNull(cache.values[i]);
}
}
Assert.AreEqual(3, cache.hits[0]);
Assert.AreEqual(0, cache.hits[1]);
Assert.AreEqual(2, cache.hits[2]);
}
