def test_eval_insert(self): #test if for empty list, insert starts at head
llpre = CDLL()
for i in range(3):
llpre.insert(str(i), "")
try:
self.assertEqual(llpre.head.time, "0")
except AssertionError:
assert False, "Head Not Equal"
def test_eval_go_prev(self):
llgp = CDLL()
for i in range(5):
self.insert(llgp, "00:00:0" + str(i))
llgp.current = llgp.head
try:
self.assertEqual(llgp.current.time, "00:00:00")
except AssertionError:
assert False, "Head Not Equal"
llgp.go_prev()
try:
self.assertEqual(llgp.current.time, "00:00:04")
except AssertionError:
assert False, "Previous Element Not Equal"
def test_eval_go_next(self):
llgn = CDLL()
for i in range(2):
self.insert(llgn, "00:00:0" + str(i))
llgn.current = llgn.head
try:
self.assertEqual(llgn.current.time, "00:00:00")
except AssertionError:
assert False, "Head Not Equal"
llgn.go_next()
try:
self.assertEqual(llgn.current.time, "00:00:01")
except AssertionError:
assert False, "Next Element Not Equal"
def test_eval_print_cur(self):
llpc = CDLL()
studout = io.StringIO()
origout = sys.stdout
self.insert(llpc, "This Is", "The Test")
sys.stdout = studout
llpc.print_current()
try:
self.assertEqual(re.sub(r"([\n])", r"", studout.getvalue()),
"This IsThe Test")
except AssertionError:
assert False, "Print Current Not Equal"
sys.stdout = origout
def test_eval_go_last(self):
llgl = CDLL()
for i in range(10):
self.insert(llgl, "00:00:0" + str(i))
for i in range(5):
llgl.go_prev()
llgl.go_last()
try:
self.assertEqual(llgl.current.time, "00:00:09")
except AssertionError:
assert False, "Tail Not At Highest Element"
def test_eval_go_first(self):
llgf = CDLL()
for i in range(10):
self.insert(llgf, "00:00:0" + str(i))
for i in range(5):
llgf.go_next()
llgf.go_first()
try:
self.assertEqual(llgf.current.time, "00:00:00")
except AssertionError:
assert False, "Head Not At Lowest Element"
def test_eval_skip(self):
lls = CDLL()
for i in range(10):
self.insert(lls, "00:00:0" + str(i))
lls.go_first()
try:
self.assertEqual(lls.current.time, "00:00:00")
except AssertionError:
assert False, "Head Not Equal"
lls.skip(34)
try:
self.assertEqual(lls.current.time, "00:00:04")
except AssertionError:
assert False, "Node Skip Not Equal"