public void LevelOrderTest_Null()
{
var solution = new _102_BinaryTreeLevelOrderTraversal();
var result = solution.LevelOrder(null);
AssertHelper.AssertList(new List <IList <int> >(), result);
}
public void LevelOrderTest()
{
var solution = new _102_BinaryTreeLevelOrderTraversal();
var result = solution.LevelOrder(TestHelper.GenerateTree(new int?[] { 3, 9, 20, null, null, 15, 7 }));
AssertHelper.AssertList(new List <IList <int> >()
{
new List <int>()
{
3
},
new List <int>()
{
9, 20
},
new List <int>()
{
15, 7
}
}, result);
}
