public void AddMultipleObjects() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.Add("item2"); ll.Add("item3"); Assert.IsTrue(ll.Count == 3, "Expected 3 items not " + ll.Count); Assert.IsTrue(ll[0].Equals("item1"), "Expected first element to be \"item1\" not " + ll[0]); Assert.IsTrue(ll[1].Equals("item2"), "Expected second element to be \"item2\" not " + ll[1]); }
public void Contains() { LinkedList ll = new LinkedList(); Assert.IsFalse(ll.Contains("Foo")); ll = new LinkedList(); Assert.IsFalse(ll.Contains(null)); ll.Add("Foo"); ll.Add(null); ll.Add("Bar"); Assert.IsTrue(ll.Contains(null)); Assert.IsTrue(ll.Contains("Bar")); Assert.IsTrue(ll.Contains("Foo")); ll = new LinkedList(); ll.Add("Foo"); ll.Add("Bar"); Assert.IsFalse(ll.Contains(null)); }
public void CopyToWithInsufficientSizeArray() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.Add("item2"); string[] strings = new string[2]; ll.CopyTo(strings, 1); }
public void CopyToWithIndexGreaterThanArrayLength() { LinkedList ll = new LinkedList(); ll.Add("item1"); string[] strings = new string[1]; ll.CopyTo(strings, 2); }
public void RemoveObject() { string item1 = "item1"; string item2 = "item2"; string item3 = "item3"; LinkedList ll = new LinkedList(); ll.Add(item1); ll.Add(item2); ll.Add(item3); ll.Remove(item2); Assert.IsTrue(ll.Count == 2, "Expected 2 items not " + ll.Count); Assert.IsTrue(ll[0].Equals("item1"), "Expected first element to be \"item1\" not " + ll[0]); Assert.IsTrue(ll[1].Equals("item3"), "Expected second element to be \"item3\" not " + ll[1]); }
public void Insert() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.Add("item2"); ll.Insert(1, "item1andahalf"); Assert.IsTrue(ll.Count == 3, "Expected 3 items not " + ll.Count); Assert.IsTrue(ll[0].Equals("item1"), "Expected first element to be \"item1\" not " + ll[0]); Assert.IsTrue(ll[1].Equals("item1andahalf"), "Expected second element to be \"item1andahalf\" not " + ll[1]); Assert.IsTrue(ll[2].Equals("item2"), "Expected third element to be \"item2\" not " + ll[0]); }
public void RemoveAt() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.Add("item2"); ll.Add("item3"); ll.RemoveAt(1); Assert.IsTrue(ll.Count == 2, "Expected 2 items not " + ll.Count); Assert.IsTrue(ll[0].Equals("item1"), "Expected first element to be \"item1\" not " + ll[0]); Assert.IsTrue(ll[1].Equals("item3"), "Expected second element to be \"item3\" not " + ll[1]); }
public void EnumeratorModification() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.Add("item2"); ll.Add("item3"); IEnumerator ienum = ll.GetEnumerator(); Assert.IsTrue(ienum.MoveNext()); ll.RemoveAt(0); ienum.MoveNext(); Assert.Fail("Expected enumerator to fail with InvalidOperationException"); }
public void IndexOfObject() { string item1 = "item1"; string item2 = "item2"; string item3 = "item3"; LinkedList ll = new LinkedList(); ll.Add(item1); ll.Add(item2); ll.Add(item3); int index = ll.IndexOf(item2); Assert.IsTrue(index == 1, "Expected index of 1 not " + index); }
public void Enumerator() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.Add("item2"); ll.Add("item3"); IEnumerator ienum = ll.GetEnumerator(); Assert.IsTrue(ienum.MoveNext()); Assert.IsTrue(ienum.Current.Equals("item1"), "Expected first element to be \"item1\" not " + ienum.Current); Assert.IsTrue(ienum.MoveNext()); Assert.IsTrue(ienum.Current.Equals("item2"), "Expected second element to be \"item2\" not " + ienum.Current); }
public void CopyToWithZeroIndex() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.Add("item2"); ll.Add("item3"); string[] strings = new string[3]; ll.CopyTo(strings, 0); Assert.IsTrue(strings[0].Equals("item1"), "Expected first element to be \"item1\" not " + strings[0]); Assert.IsTrue(strings[1].Equals("item2"), "Expected second element to be \"item2\" not " + strings[1]); Assert.IsTrue(strings[2].Equals("item3"), "Expected third element to be \"item3\" not " + strings[2]); }
public void CopyToWithNullArray() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.CopyTo(null, 0); }
public void CopyToWithNonZeroIndex() { LinkedList ll = new LinkedList(); ll.Add("item1"); ll.Add("item2"); ll.Add("item3"); string[] strings = new string[5]; strings[0] = "string1"; strings[1] = "string2"; ll.CopyTo(strings, 2); Assert.IsTrue(strings[0].Equals("string1"), "Expected first element to be \"string1\" not " + strings[0]); Assert.IsTrue(strings[1].Equals("string2"), "Expected second element to be \"string2\" not " + strings[1]); Assert.IsTrue(strings[2].Equals("item1"), "Expected third element to be \"item1\" not " + strings[2]); Assert.IsTrue(strings[3].Equals("item2"), "Expected fourth element to be \"item2\" not " + strings[3]); Assert.IsTrue(strings[4].Equals("item3"), "Expected fifth element to be \"item3\" not " + strings[4]); }
public void CopyToWithNegativeIndex() { LinkedList ll = new LinkedList(); ll.Add("item1"); string[] strings = new string[1]; ll.CopyTo(strings, -1); }