public void LinkedListTest_starts_empty()
{
//Act
LinkedLister list = new LinkedLister();
//Assert
Assert.Equal("NULL", list.ToString());
}
public void Insert_new_node_in_empty_list()
{
// Arrange
LinkedLister list = new LinkedLister();
// Act
list.Append(3);
// Assert
Assert.Equal("{ 3 } -> NULL", list.ToString());
}
public void Includes_finds_nothing_in_empty_list()
{
// Arrange
LinkedLister list = new LinkedLister();
// Act
bool result = list.Includes(1);
// Assert
Assert.False(result);
}
public void Insert_new_node_in_list()
{
LinkedLister list = new LinkedLister();
list.Insert(5);
list.Insert(6);
list.Insert(8);
list.Insert(9);
list.Append(3);
Assert.Equal("Hello", list.ToString());
}
public void InsertBefore_throws_for_empty_list()
{
// Arrange
LinkedLister list = new LinkedLister();
// Assert
Exception ex = Assert.Throws <ValueMissingException>(() =>
{
// Act
list.InsertBefore(5, 1);
});
Assert.Equal("Value 5 is missing.", ex.Message);
}
public void Includes_finds_input_in_list()
{
//Arrange
LinkedLister list = new LinkedLister();
//Act
list.Insert(1);
list.Insert(2);
list.Insert(3);
list.Insert(4);
list.Insert(5);
//Assert
bool expected = false;
Assert.Equal(list.Includes(4), expected);
}
public void Insert_adds_value_to_start()
{
//Arrange
LinkedLister list = new LinkedLister();
//Act
list.Insert(1);
//Assert
Assert.Equal("{ 1 } -> NULL", list.ToString());
//Act
list.Insert(2);
//Assert
Assert.Equal("{ 2 } -> { 1 } -> NULL", list.ToString());
}
public void Includes_finds_input_in_list(int valueToFind, bool expected)
{
//Arrange
LinkedLister list = new LinkedLister();
list.Insert(1);
list.Insert(2);
list.Insert(3);
list.Insert(4);
list.Insert(5);
//Act
bool result = list.Includes(valueToFind);
//Assert
Assert.Equal(expected, result);
}
