public void AddTest()
{
var pair = new KeyValuePair <int, int>(4, 2);
var dict = new DictionaryCollection <int, int>(4);
dict.Add(pair);
Assert.Single(dict);
}
public void SetIndexNullKeyException()
{
var dictionary = new DictionaryCollection <int?, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
Assert.Throws <ArgumentNullException>(() => dictionary[null] = "f");
}
public void KeyAlreadyInListAddException()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
Assert.Throws <ArgumentException>(() => dictionary.Add(1, "f"));
}
public void KeyNotFoundGetIndexException()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
Assert.Throws <KeyNotFoundException>(() => dictionary[5] == "f");
}
public void NullKeyTryGetValueException()
{
var dictionary = new DictionaryCollection <int?, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
Assert.Throws <ArgumentNullException>(() => dictionary.TryGetValue(null, out string value));
}
public void NullKeyRemoveException()
{
var dictionary = new DictionaryCollection <int?, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
Assert.Throws <ArgumentNullException>(() => dictionary.Remove(null));
}
public void GetValuesTest()
{
var dict = new DictionaryCollection <string, int>(5);
dict.Add(new KeyValuePair <string, int>("Cat", 1));
dict.Add(new KeyValuePair <string, int>("Dog", 2));
dict.Add(new KeyValuePair <string, int>("Rabbit", 4));
ICollection <int> valueList = dict.Values;
Assert.Equal(3, valueList.Count);
}
public void ContainsKeyTest()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
Assert.True(dictionary.ContainsKey(7));
}
public void GetIndexerTest()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
Assert.Equal("a", dictionary[1]);
}
public void IsReadonlyAddException()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
dictionary = dictionary.ReadOnlyDictionary();
Assert.Throws <NotSupportedException>(() => dictionary.Add(13, "f"));
}
public void RemoveTest()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
dictionary.Remove(2);
Assert.False(dictionary.ContainsKey(2));
}
public void CointainsTest()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
KeyValuePair <int, string> toFind = new KeyValuePair <int, string>(2, "b");
Assert.Contains(toFind, dictionary);
}
public void ReadOnlyAddPairException()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
dictionary = dictionary.ReadOnlyDictionary();
KeyValuePair <int, string> pair = new KeyValuePair <int, string>(13, "f");
Assert.Throws <NotSupportedException>(() => dictionary.Add(pair));
}
public void RemoveLastPairTest()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
KeyValuePair <int, string> pair = new KeyValuePair <int, string>(12, "e");
dictionary.Remove(pair);
Assert.False(dictionary.ContainsKey(12));
}
public void RemoveThenAddOnEmptySpaceTest()
{
var dictionary = new DictionaryCollection <int, string>(5);
dictionary.Add(1, "a");
dictionary.Add(2, "b");
dictionary.Add(10, "c");
dictionary.Add(7, "d");
dictionary.Add(12, "e");
KeyValuePair <int, string> pair = new KeyValuePair <int, string>(2, "b");
dictionary.Remove(pair);
dictionary.Add(5, "b");
Assert.Contains(5, dictionary);
}