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# Check every path through every method of UserList
from UserList import UserList
import unittest, test.test_support
class UserListTest(unittest.TestCase):
def test_constructors(self):
l0 = []
l1 = [0]
l2 = [0, 1]
u = UserList()
u0 = UserList(l0)
u1 = UserList(l1)
u2 = UserList(l2)
uu = UserList(u)
uu0 = UserList(u0)
uu1 = UserList(u1)
uu2 = UserList(u2)
v = UserList(tuple(u))
class OtherList:
def __init__(self, initlist):
self.__data = initlist
def __len__(self):
return len(self.__data)
def __getitem__(self, i):
return self.__data[i]
v0 = UserList(OtherList(u0))
vv = UserList("this is also a sequence")
def test_repr(self):
l0 = []
l2 = [0, 1, 2]
u0 = UserList(l0)
u2 = UserList(l2)
self.assertEqual(str(u0), str(l0))
self.assertEqual(repr(u0), repr(l0))
self.assertEqual(`u2`, `l2`)
def test_cmplen(self):
l0 = []
l1 = [0]
l2 = [0, 1]
# Test constructors
u = UserList()
u0 = UserList(l0)
u1 = UserList(l1)
u2 = UserList(l2)
uu = UserList(u)
uu0 = UserList(u0)
uu1 = UserList(u1)
uu2 = UserList(u2)
def mycmp(x, y):
r = cmp(x, y)
if r < 0: return -1
if r > 0: return 1
return r
all = [l0, l1, l2, u, u0, u1, u2, uu, uu0, uu1, uu2]
for a in all:
for b in all:
self.assertEqual(mycmp(a, b), mycmp(len(a), len(b)))
self.assert_(u0 <= u2)
self.assert_(u2 >= u0)
def test_getitem(self):
u = UserList([0, 1, 2])
for i in xrange(len(u)):
self.assertEqual(u[i], i)
def test_setitem(self):
u = UserList([0, 1])
u[0] = 0
u[1] = 100
self.assertEqual(u, [0, 100])
self.assertRaises(IndexError, u.__setitem__, 2, 200)
def test_delitem(self):
u = UserList([0, 1])
del u[1]
del u[0]
self.assertRaises(IndexError, u.__delitem__, 0)
def test_getslice(self):
l = [0, 1]
u = UserList(l)
for i in xrange(-3, 4):
self.assertEqual(u[:i], l[:i])
self.assertEqual(u[i:], l[i:])
for j in xrange(-3, 4):
self.assertEqual(u[i:j], l[i:j])
def test_setslice(self):
l = [0, 1]
u = UserList(l)
# Test __setslice__
for i in range(-3, 4):
u[:i] = l[:i]
self.assertEqual(u, l)
u2 = u[:]
u2[:i] = u[:i]
self.assertEqual(u2, u)
u[i:] = l[i:]
self.assertEqual(u, l)
u2 = u[:]
u2[i:] = u[i:]
self.assertEqual(u2, u)
for j in range(-3, 4):
u[i:j] = l[i:j]
self.assertEqual(u, l)
u2 = u[:]
u2[i:j] = u[i:j]
self.assertEqual(u2, u)
uu2 = u2[:]
uu2[:0] = [-2, -1]
self.assertEqual(uu2, [-2, -1, 0, 1])
uu2[0:] = []
self.assertEqual(uu2, [])
def test_contains(self):
u = UserList([0, 1, 2])
for i in u:
self.assert_(i in u)
for i in min(u)-1, max(u)+1:
self.assert_(i not in u)
def test_delslice(self):
u = UserList([0, 1])
del u[1:2]
del u[0:1]
self.assertEqual(u, [])
u = UserList([0, 1])
del u[1:]
del u[:1]
self.assertEqual(u, [])
def test_addmul(self):
u1 = UserList([0])
u2 = UserList([0, 1])
self.assertEqual(u1, u1 + [])
self.assertEqual(u1, [] + u1)
self.assertEqual(u1 + [1], u2)
self.assertEqual([-1] + u1, [-1, 0])
self.assertEqual(u2, u2*1)
self.assertEqual(u2, 1*u2)
self.assertEqual(u2+u2, u2*2)
self.assertEqual(u2+u2, 2*u2)
self.assertEqual(u2+u2+u2, u2*3)
self.assertEqual(u2+u2+u2, 3*u2)
def test_add_specials(self):
u = UserList("spam")
u2 = u + "eggs"
self.assertEqual(u2, list("spameggs"))
def test_radd_specials(self):
u = UserList("eggs")
u2 = "spam" + u
self.assertEqual(u2, list("spameggs"))
u2 = u.__radd__(UserList("spam"))
self.assertEqual(u2, list("spameggs"))
def test_append(self):
u = UserList((0, ))
u.append(1)
self.assertEqual(u, [0, 1])
def test_insert(self):
u = UserList((0, 1))
u.insert(0, -1)
self.assertEqual(u, [-1, 0, 1])
def test_pop(self):
u = UserList((-1, 0, 1))
u.pop()
self.assertEqual(u, [-1, 0])
u.pop(0)
self.assertEqual(u, [0])
def test_remove(self):
u = UserList((0, 1))
u.remove(1)
self.assertEqual(u, [0])
def test_count(self):
u = UserList((0, 1))*3
self.assertEqual(u.count(0), 3)
self.assertEqual(u.count(1), 3)
self.assertEqual(u.count(2), 0)
def test_index(self):
u = UserList((0, 1))
self.assertEqual(u.index(0), 0)
self.assertEqual(u.index(1), 1)
self.assertRaises(ValueError, u.index, 2)
u = UserList([-2,-1,0,0,1,2])
self.assertEqual(u.count(0), 2)
self.assertEqual(u.index(0), 2)
self.assertEqual(u.index(0,2), 2)
self.assertEqual(u.index(-2,-10), 0)
self.assertEqual(u.index(0,3), 3)
self.assertEqual(u.index(0,3,4), 3)
self.assertRaises(ValueError, u.index, 2,0,-10)
def test_reverse(self):
u = UserList((0, 1))
u2 = u[:]
u.reverse()
self.assertEqual(u, [1, 0])
u.reverse()
self.assertEqual(u, u2)
def test_sort(self):
u = UserList([1, 0])
u.sort()
self.assertEqual(u, [0, 1])
def test_slice(self):
u = UserList("spam")
u[:2] = "h"
self.assertEqual(u, list("ham"))
def test_iadd(self):
u = UserList((0, 1))
u += [0, 1]
self.assertEqual(u, [0, 1, 0, 1])
u += UserList([0, 1])
self.assertEqual(u, [0, 1, 0, 1, 0, 1])
u = UserList("spam")
u += "eggs"
self.assertEqual(u, list("spameggs"))
def test_extend(self):
u1 = UserList((0, ))
u2 = UserList((0, 1))
u = u1[:]
u.extend(u2)
self.assertEqual(u, u1 + u2)
u = UserList("spam")
u.extend("eggs")
self.assertEqual(u, list("spameggs"))
def test_imul(self):
u = UserList((0, 1))
u *= 3
self.assertEqual(u, [0, 1, 0, 1, 0, 1])
def test_main():
test.test_support.run_unittest(UserListTest)
if __name__ == "__main__":
test_main()
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