public void TestMergeListNodes()
{
// 1 => 2 => 3 => 4 => 5
var a = new ListNode(5, null);
var b = new ListNode(4, a);
var c = new ListNode(3, b);
var d = new ListNode(2, c);
var e = new ListNode(1, d);
// 3 => 3 => 3 => 4 => 5
var a2 = new ListNode(5, null);
var b2 = new ListNode(4, a2);
var c2 = new ListNode(3, b2);
var d2 = new ListNode(3, c2);
var e2 = new ListNode(3, d2);
// 8 => 9
var d3 = new ListNode(9, null);
var e3 = new ListNode(8, d3);
// 1 => 1
var d4 = new ListNode(1, null);
var e4 = new ListNode(1, d4);
var expectedResult = "11123333445589";
var result = ListNodeMethod.PrintListNode(ListNodeMethod.MergeListNodes(new System.Collections.Generic.List <ListNode> {
e, e2, e3, e4
}));
Assert.AreEqual(expectedResult, result);
}
public void TestReverseListNode()
{
// 3 => 2 => 1
var a = new ListNode(1, null);
var b = new ListNode(2, a);
var c = new ListNode(3, b);
var result = ListNodeMethod.PrintListNode(ListNodeMethod.ReverseListNode(c));
Assert.AreEqual("123", result);
}
public void TestReverseListNodeWithIndex_OutOfBoundary()
{
// 5 => 4 => 3 => 2 => 1
var a = new ListNode(1, null);
var b = new ListNode(2, a);
var c = new ListNode(3, b);
var d = new ListNode(4, c);
var e = new ListNode(5, d);
var result = ListNodeMethod.PrintListNode(ListNodeMethod.ReverseListNodeWithIndex(e, 3, 8));
Assert.AreEqual("54123", result);
}
public void TestReverseListNodeWithIndex_SameStartAndEnd()
{
// 5 => 4 => 3 => 2 => 1
var a = new ListNode(1, null);
var b = new ListNode(2, a);
var c = new ListNode(3, b);
var d = new ListNode(4, c);
var e = new ListNode(5, d);
var result = ListNodeMethod.PrintListNode(ListNodeMethod.ReverseListNodeWithIndex(e, 3, 3));
Assert.AreEqual("54321", result);
}
public void TestPartitionListNode_AllBigger()
{
// 5 => 4 => 3 => 2 => 6
var a = new ListNode(6, null);
var b = new ListNode(2, a);
var c = new ListNode(3, b);
var d = new ListNode(4, c);
var e = new ListNode(5, d);
var result = ListNodeMethod.PrintListNode(ListNodeMethod.PartitionListNode(e, 1));
Assert.AreEqual("54326", result);
}
public void TestPartitionListNode()
{
// 5 => 4 => 3 => 2 => 1
var a = new ListNode(1, null);
var b = new ListNode(2, a);
var c = new ListNode(3, b);
var d = new ListNode(4, c);
var e = new ListNode(5, d);
var result = ListNodeMethod.PrintListNode(ListNodeMethod.PartitionListNode(e, 3));
Assert.AreEqual("21543", result);
}
public void TestDetectCycle()
{
// e => d => c => b => a => c
var a = new ListNode(1, null);
var b = new ListNode(2, a);
var c = new ListNode(3, b);
var d = new ListNode(4, c);
var e = new ListNode(5, d);
a.next = c;
var result = ListNodeMethod.DetectCycle(e);
Assert.AreEqual(3, result.val);
}
public void TestGetIntersetionNode()
{
// 5 => 4 => 3 => 2 => 1
// 0 => 1 =>
var a = new ListNode(1, null);
var b = new ListNode(2, a);
var c = new ListNode(3, b);
var d = new ListNode(4, c);
var e = new ListNode(5, d);
var d2 = new ListNode(1, c);
var e2 = new ListNode(0, d2);
var result = ListNodeMethod.GetIntersetionNode(e, e2);
Assert.AreEqual(3, result.val);
}
public void TestDeepCloneRandomListNode()
{
var a = new RandomListNode(1, null, null);
var b = new RandomListNode(2, a, null);
var c = new RandomListNode(3, b, a);
var d = new RandomListNode(4, c, null);
d.random = d;
var e = new RandomListNode(5, d, b);
a.random = d;
var expectedResult = ListNodeMethod.PrintListNode(e);
var result = ListNodeMethod.PrintListNode(ListNodeMethod.DeepCloneRandomListNode(e));
Assert.AreEqual(expectedResult, result);
c.val = 9;
Assert.AreEqual(expectedResult, result);
}