public void Construct_WordSequence_AddsToTrie()
{
Word4 w1 = new Word4("aaaa");
Word4 w2 = new Word4("zzzz");
Word4Trie trie = new Word4Trie(new Word4[] { w1, w2 });
Assert.True(trie.Contains(w1));
Assert.True(trie.Contains(w2));
}
public void Contains_ReturnsTrueIfFoundFalseOtherwise()
{
Word4Trie trie = new Word4Trie();
Assert.False(trie.Contains(new Word4("abcd")));
trie.Add(new Word4("abcd"));
Assert.True(trie.Contains(new Word4("abcd")));
Assert.False(trie.Contains(new Word4("abdd")));
trie.Add(new Word4("abdd"));
Assert.True(trie.Contains(new Word4("abdd")));
trie.Remove(new Word4("abcd"));
Assert.False(trie.Contains(new Word4("abcd")));
}