public void DeleteNodeTest1() { //[1] 2 3 4 5 node1.Delete(); Assert.IsNull(node2.Previous); Assert.IsNull(node1.Next); }
public void DeleteTest() { node1.AddAfter(node2); node2.AddAfter(node3); node3.AddAfter(node4); node4.AddAfter(node5); // [1] 2 3 4 5 node1.Delete(); Assert.IsNull(node2.Previous); Assert.IsNull(node1.Next); Assert.IsNull(node1.Previous); //2 [3] 4 5 node3.Delete(); Assert.IsNull(node2.Previous); Assert.AreEqual(node4, node2.Next); Assert.AreEqual(node2, node4.Previous); Assert.AreEqual(node5, node4.Next); //2 [4] 5 node4.Delete(); Assert.IsNull(node2.Previous); Assert.AreEqual(node5, node2.Next); Assert.AreEqual(node2, node5.Previous); Assert.IsNull(node5.Next); //2 [5] node5.Delete(); Assert.IsNull(node2.Previous); Assert.IsNull(node2.Next); Assert.AreEqual(null, node5.Previous); Assert.IsNull(node5.Next); }
public void DeleteTest() { // [1] 2 3 4 5 6 node1.Delete(); Assert.IsNull(node1.Previous); Assert.IsNull(node1.Next); Assert.AreEqual(node2, node3.Previous); Assert.AreEqual(node3, node2.Next); Assert.IsNull(node2.Previous); // 2 3 4 5 [6] node6.Delete(); Assert.IsNull(node6.Previous); Assert.IsNull(node6.Next); Assert.AreEqual(node4, node5.Previous); Assert.AreEqual(node5, node4.Next); Assert.IsNull(node5.Next); // 2 3 [4] 5 node4.Delete(); Assert.IsNull(node4.Previous); Assert.IsNull(node4.Next); Assert.AreEqual(node3, node2.Next); Assert.AreEqual(node2, node3.Previous); Assert.AreEqual(node3, node5.Previous); Assert.AreEqual(node5, node3.Next); Assert.IsNull(node5.Next); }
public void Delete() { // 1 2 3 原来的顺序 //[1] 2 3 node1.Delete(node1); Assert.IsNull(node2.Previous); Assert.AreEqual(node3, node2.Next); Assert.AreEqual(node2, node3.Previous); // 1 [2] 3 node2.Delete(node2); Assert.IsNull(node1.Previous); Assert.AreEqual(node3, node1.Next); Assert.AreEqual(node1, node3.Previous); // 1 2 [3] node3.Delete(node3); Assert.IsNull(node1.Previous); Assert.AreEqual(node2, node1.Next); Assert.AreEqual(node1, node2.Previous); // 只有一个 node2.Delete(node2); node3.Delete(node3); Assert.IsNull(node1.Previous); Assert.IsNull(node1.Next); }