public void CountNodesTest()
{
var solution = new _0222_CountCompleteTreeNodes();
Assert.AreEqual(2, solution.CountNodes(TestHelper.GenerateTree(new int?[] { 1, 2 })));
Assert.AreEqual(3, solution.CountNodes(TestHelper.GenerateTree(new int?[] { 1, 2, 3 })));
Assert.AreEqual(4, solution.CountNodes(TestHelper.GenerateTree(new int?[] { 1, 2, 3, 4 })));
Assert.AreEqual(5, solution.CountNodes(TestHelper.GenerateTree(new int?[] { 1, 2, 3, 4, 5 })));
Assert.AreEqual(6, solution.CountNodes(TestHelper.GenerateTree(new int?[] { 1, 2, 3, 4, 5, 6 })));
Assert.AreEqual(7, solution.CountNodes(TestHelper.GenerateTree(new int?[] { 1, 2, 3, 4, 5, 6, 7 })));
}
public void CountNodesTest_JustRoot()
{
var solution = new _0222_CountCompleteTreeNodes();
Assert.AreEqual(1, solution.CountNodes(TestHelper.GenerateTree(new int?[] { 1 })));
}
public void CountNodesTest_Null()
{
var solution = new _0222_CountCompleteTreeNodes();
Assert.AreEqual(0, solution.CountNodes(null));
}
