def isEmpty (lst):
"""
Indica si la lista está vacía(True) o no (False)
"""
if (lst['type']=='ARRAY_LIST'):
return alt.isEmpty(lst)
else:
return slt.isEmpty(lst)
def test_addFirst(lst, books):
assert slt.isEmpty(lst) == True
assert slt.size(lst) == 0
slt.addFirst(lst, books[1])
assert slt.size(lst) == 1
slt.addFirst(lst, books[2])
assert slt.size(lst) == 2
book = slt.firstElement(lst)
assert book == books[2]
def test_addFirst(lst, casting):
assert slt.isEmpty(lst) == True
assert slt.size(lst) == 0
slt.addFirst(lst, casting[1])
assert slt.size(lst) == 1
slt.addFirst(lst, casting[2])
assert slt.size(lst) == 2
cast = slt.firstElement(lst)
assert cast == casting[2]
def test_addFirst(lst, peliculas):
assert slt.isEmpty(lst) == True
assert slt.size(lst) == 0
slt.addFirst(lst, peliculas[1])
assert slt.size(lst) == 1
slt.addFirst(lst, peliculas[2])
assert slt.size(lst) == 2
pelicula = slt.firstElement(lst)
assert pelicula == peliculas[2]
def test_addLast(lst, lista):
assert slt.isEmpty(lst) == True
assert slt.size(lst) == 0
slt.addLast(lst, lista[1])
assert slt.size(lst) == 1
slt.addLast(lst, lista[2])
assert slt.size(lst) == 2
book = slt.firstElement(lst)
assert book == lista[1]
book = slt.lastElement(lst)
assert book == lista[2]
def isEmpty(lst):
"""
Indica si la lista está vacía(True) o no (False)
Args:
lst
Lista a evaluar
Return: True en caso de que si, False en caso contrario
"""
if (lst['type'] == 'ARRAY_LIST'):
return alt.isEmpty(lst)
else:
return slt.isEmpty(lst)
def test_insertElement(lst, books):
assert slt.isEmpty(lst) is True
assert slt.size(lst) == 0
slt.insertElement(lst, books[0], 1)
assert slt.size(lst) == 1
slt.insertElement(lst, books[1], 2)
assert slt.size(lst) == 2
slt.insertElement(lst, books[2], 1)
assert slt.size(lst) == 3
book = slt.getElement(lst, 1)
assert book == books[2]
book = slt.getElement(lst, 2)
assert book == books[0]
def test_insertElement(lst, casting):
assert slt.isEmpty(lst) is True
assert slt.size(lst) == 0
slt.insertElement(lst, casting[0], 1)
assert slt.size(lst) == 1
slt.insertElement(lst, casting[1], 2)
assert slt.size(lst) == 2
slt.insertElement(lst, casting[2], 1)
assert slt.size(lst) == 3
cast = slt.getElement(lst, 1)
assert cast == casting[2]
cast = slt.getElement(lst, 2)
assert cast == casting[0]
def test_insertElement(lst, peliculas):
assert slt.isEmpty(lst) is True
assert slt.size(lst) == 0
slt.insertElement(lst, peliculas[0], 1)
assert slt.size(lst) == 1
slt.insertElement(lst, peliculas[1], 2)
assert slt.size(lst) == 2
slt.insertElement(lst, peliculas[2], 1)
assert slt.size(lst) == 3
pelicula = slt.getElement(lst, 1)
assert pelicula == peliculas[2]
pelicula = slt.getElement(lst, 2)
assert pelicula == peliculas[0]
def isEmpty(lst):
""" Indica si la lista está vacía
Args:
lst: La lista a examinar
Raises:
Exception
"""
try:
if (lst['type'] == 'ARRAY_LIST'):
return alt.isEmpty(lst)
else:
return slt.isEmpty(lst)
except Exception as exp:
error.reraise(exp, 'List->isEmpty: ')
def test_empty(lst):
assert slt.isEmpty(lst) == True
assert slt.size(lst) == 0
