public void Leaves_Correct_Value_In_Bucket_After_Remove() { var ht = new SimpleHashTable(); ht.Add(1, 1); ht.Add(50, 50); ht.Remove(50); Assert.AreEqual(ht.Get(1), 1); }
public void Leaves_Correct_Value_In_Overloaded_Bucket_After_Remove() { var ht = new SimpleHashTable(1); ht.Add(1, 1); ht.Add(2, 2); ht.Remove(1); Assert.AreEqual(ht.Get(2), 2); }
public void Rejects_Missing_Bucket() { var ht = new SimpleHashTable(); var valid = true; try { ht.Remove(1); } catch (ArgumentException) { valid = false; } Assert.IsFalse(valid); }
public void Rejects_Null_Key() { var ht = new SimpleHashTable(); var valid = true; try { ht.Remove(null); } catch (ArgumentNullException) { valid = false; } Assert.IsFalse(valid); }
public void Removes_Correct_Value_In_Bucket() { var valid = false; var ht = new SimpleHashTable(); ht.Add(1, 1); ht.Add(50, 50); ht.Remove(50); try { ht.Get(50); } catch (ArgumentException) { valid = true; } Assert.IsTrue(valid); }
public void Rejects_Missing_Key_In_Overloaded_Bucket() { //all go into same bucket var ht = new SimpleHashTable(1); ht.Add(1, 1); var valid = true; try { ht.Remove(2); } catch (ArgumentException) { valid = false; } Assert.IsFalse(valid); }
public static void HashTable() { SimpleHashTable <string, int> simpleHash = new SimpleHashTable <string, int>(); simpleHash.Add("hello", 1); simpleHash.Add("world", 2); simpleHash.Add("this", 3); simpleHash.Add("is", 4); Assert.That(simpleHash.ContainsKey("world") == true); Assert.That(simpleHash.ContainsKey("nohash") == false); Assert.That(simpleHash["is"] == 4); Assert.That(simpleHash["hello"] == 1); simpleHash["hello"] = 10; Assert.That(simpleHash["hello"] == 10); simpleHash.Remove("this"); Assert.That(simpleHash.ContainsKey("this") == false); }