public void ClearDictionary()
{
var map = UnsafeDictionary.Allocate <int, int>(16, fixedSize: false);
for (int i = 0; i < 3; i++)
{
UnsafeDictionary.Add(map, i, 3);
}
Assert.IsTrue(UnsafeDictionary.ContainsKey(map, 2));
Assert.AreEqual(3, UnsafeDictionary.GetCount(map));
UnsafeDictionary.TryGetValue(map, 2, out int result);
Assert.AreEqual(3, result);
UnsafeDictionary.Add(map, 3, 1);
Assert.AreEqual(4, UnsafeDictionary.GetCount(map));
UnsafeDictionary.Clear(map);
Assert.AreEqual(0, UnsafeDictionary.GetCount(map));
Assert.IsFalse(UnsafeDictionary.ContainsKey(map, 2));
UnsafeDictionary.Add(map, 3, 10);
Assert.AreEqual(1, UnsafeDictionary.GetCount(map));
Assert.IsTrue(UnsafeDictionary.ContainsKey(map, 3));
UnsafeDictionary.TryGetValue(map, 3, out int result2);
Assert.AreEqual(10, result2);
UnsafeDictionary.Clear(map);
Assert.AreEqual(0, UnsafeDictionary.GetCount(map));
UnsafeDictionary.Free(map);
}