public void AddOrReplace_WithDuplicates_ShouldWorkCorrectly()
{
// Arrange
var dictionary = new DictionaryDataStructure.Dictionary<string, int>();
// Act
dictionary.AddOrReplace("Peter", 555);
dictionary.AddOrReplace("Maria", 999);
dictionary.AddOrReplace("Maria", 123);
dictionary.AddOrReplace("Maria", 6);
dictionary.AddOrReplace("Peter", 5);
// Assert
var expectedElements = new KeyValue<string, int>[]
{
new KeyValue<string, int>("Peter", 5),
new KeyValue<string, int>("Maria", 6)
};
var actualElements = dictionary.ToList();
CollectionAssert.AreEquivalent(expectedElements, actualElements);
}
public void Count_Empty_Add_Remove_ShouldWorkCorrectly()
{
// Arrange
var dictionary = new DictionaryDataStructure.Dictionary<string, int>();
// Assert
Assert.AreEqual(0, dictionary.Count);
// Act & Assert
dictionary.Add("Peter", 555);
dictionary.AddOrReplace("Peter", 555);
dictionary.AddOrReplace("Ivan", 555);
Assert.AreEqual(2, dictionary.Count);
// Act & Assert
dictionary.Remove("Peter");
Assert.AreEqual(1, dictionary.Count);
// Act & Assert
dictionary.Remove("Peter");
Assert.AreEqual(1, dictionary.Count);
// Act & Assert
dictionary.Remove("Ivan");
Assert.AreEqual(0, dictionary.Count);
}