public void testVersusHashMap()
{
FastByIDMap <String> actual = new FastByIDMap <String>();
IDictionary <long, string> expected = new Dictionary <long, string>(1000000);
var r = RandomUtils.getRandom();
for (int i = 0; i < 1000000; i++)
{
double d = r.nextDouble();
long key = (long)r.nextInt(100);
if (d < 0.4)
{
Assert.AreEqual(expected.ContainsKey(key)?expected[key]:null, actual.Get(key));
}
else
{
if (d < 0.7)
{
var expectedOldVal = expected.ContainsKey(key) ? expected[key] : null;
expected[key] = "bang";
Assert.AreEqual(expectedOldVal, actual.Put(key, "bang"));
}
else
{
var expectedOldVal = expected.ContainsKey(key) ? expected[key] : null;
expected.Remove(key);
Assert.AreEqual(expectedOldVal, actual.Remove(key));
}
Assert.AreEqual(expected.Count, actual.Count());
Assert.AreEqual(expected.Count == 0, actual.IsEmpty());
}
}
}
public void testRehash()
{
FastByIDMap <String> map = buildTestFastMap();
map.Remove(500000L);
map.Rehash();
Assert.IsNull(map.Get(500000L));
Assert.AreEqual("bang", map.Get(47L));
}
public void testRemove()
{
FastByIDMap <long?> map = new FastByIDMap <long?>();
map.Put(500000L, 2L);
map.Remove(500000L);
Assert.AreEqual(0, map.Count());
Assert.True(map.IsEmpty());
Assert.IsNull(map.Get(500000L));
}
public void testSizeEmpty()
{
FastByIDMap <long> map = new FastByIDMap <long>();
Assert.AreEqual(0, map.Count());
Assert.True(map.IsEmpty());
map.Put(500000L, 2L);
Assert.AreEqual(1, map.Count());
Assert.False(map.IsEmpty());
map.Remove(500000L);
Assert.AreEqual(0, map.Count());
Assert.True(map.IsEmpty());
}