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