public void BinarySearchTree_03_RemoveMin_01_OnEmptyTree()
{
// Arrange
IBinarySearchTree <int> tree = DSBuilder.CreateBinarySearchTreeIntEmpty();
// Act & Assert
Assert.Throws(typeof(BinarySearchTreeEmptyException), () => tree.RemoveMin());
}
public void BinarySearchTree_03_RemoveMin_04_OnModerateIntTree()
{
// Arrange
IBinarySearchTree <int> tree = DSBuilder.CreateBinarySearchTreeIntModerate();
string expected = "[ [ [ NIL 7 NIL ] 8 [ NIL 12 NIL ] ] 17 [ [ NIL 24 NIL ] 26 [ NIL 32 [ [ NIL 34 [ [ NIL 37 NIL ] 42 NIL ] ] 45 [ NIL 50 NIL ] ] ] ] ]";
// Act
tree.RemoveMin();
string actual = tree.ToInfixString();
// Assert
Assert.AreEqual(expected, actual);
}
public void BinarySearchTree_03_RemoveMin_03_OnSmallIntTree()
{
// Arrange
IBinarySearchTree <int> tree = DSBuilder.CreateBinarySearchTreeIntSmall();
string expected = "[ [ NIL 4 [ NIL 5 NIL ] ] 6 [ NIL 7 NIL ] ]";
// Act
tree.RemoveMin();
string actual = tree.ToInfixString();
// Assert
Assert.AreEqual(expected, actual);
}
public void BinarySearchTree_03_RemoveMin_02_OnTree1Element()
{
// Arrange
IBinarySearchTree <int> tree = DSBuilder.CreateBinarySearchTreeInt1Element();
string expected = "NIL";
// Act
tree.RemoveMin();
string actual = tree.ToInfixString();
// Assert
Assert.AreEqual(expected, actual);
}