public void HuffmanTreeInternal()
{
HuffmanTreeLeaf<int> a = new HuffmanTreeLeaf<int>(5, 9);
HuffmanTreeLeaf<int> b = new HuffmanTreeLeaf<int>(7, 21);
HuffmanTreeLeaf<int> c = new HuffmanTreeLeaf<int>(2, 125);
HuffmanTreeInternalNode<int> i1 = new HuffmanTreeInternalNode<int>(a, b);
Assert.AreEqual(30, i1.Frequency);
HuffmanTreeInternalNode<int> i2 = new HuffmanTreeInternalNode<int>(c, i1);
Assert.AreEqual(155, i2.Frequency);
}
public void HuffmanTreeCast()
{
HuffmanTreeLeaf<int> a = new HuffmanTreeLeaf<int>(5, 9);
HuffmanTreeLeaf<int> b = new HuffmanTreeLeaf<int>(7, 21);
HuffmanTreeInternalNode<int> i1 = new HuffmanTreeInternalNode<int>(a, b);
HuffmanTree<int> castA = a as HuffmanTree<int>;
Assert.NotNull(castA);
Assert.AreEqual(9, castA.Frequency);
HuffmanTree<int> castI1 = i1 as HuffmanTree<int>;
Assert.NotNull(castI1);
Assert.AreEqual(30, castI1.Frequency);
}
public void HuffmanTreeRightLeafNull()
{
HuffmanTreeLeaf<int> a = new HuffmanTreeLeaf<int>(5, 9);
HuffmanTreeInternalNode<int> i1 = new HuffmanTreeInternalNode<int>(a, null);
}
public void HuffmanTreeLeftLeafNull()
{
HuffmanTreeLeaf<int> a = new HuffmanTreeLeaf<int>(5, 9);
HuffmanTreeInternalNode<int> i1 = new HuffmanTreeInternalNode<int>(null, a);
}
public void HuffmanTreeToEncodingTree()
{
HuffmanTree<char> a = new HuffmanTreeInternalNode<char>(new HuffmanTreeLeaf<char>('a', 1111111), new HuffmanTreeLeaf<char>('b', 1));
EncodingTree<char> b = a.ToEncodingTree();
Assert.AreEqual('a', b.Resolve(new[] { false }));
Assert.AreEqual('b', b.Resolve(new[] { true }));
}
