def test_index():
dl = DiskList(range(100))
for val in range(100):
assert val == dl.index(val)
assert dl.index(99, 0, 1000) == 99
dl.destroy()
dl = DiskList((0 for rpt in range(100)))
for start in range(100):
for stop in range(start, 100):
assert dl.index(0, start, stop + 1) == start
for start in range(100):
assert dl.index(0, -(100 - start)) == start
assert dl.index(0, -1000) == 0
dl.destroy()
def test_index_nonexisting_value():
dl = DiskList()
dl.index(0)
dl.destroy()
def test_index_valueerror7():
dl = DiskList([0] * 10 + [2] * 10)
dl.index(1, 0, 10)
dl.destroy()
def test_index_valueerror6():
dl = DiskList(range(10))
dl.index(3, 5)
dl.destroy()
def test_index_valueerror5():
dl = DiskList()
dl.index(1)
dl.destroy()
def test_index_valueerror4():
dl = DiskList([0] * 10)
dl.index(1)
dl.destroy()
def test_index_valueerror3():
dl = DiskList([0] * 10)
dl.index(0, 7, 3)
dl.destroy()
def test_index_valueerror2():
dl = DiskList([0] * 10)
dl.index(0, 0, -10)
dl.destroy()
