convert usage of fail* to assert*
diff --git a/Lib/test/test_bigmem.py b/Lib/test/test_bigmem.py
index 360bcb2..cb1b2f5 100644
--- a/Lib/test/test_bigmem.py
+++ b/Lib/test/test_bigmem.py
@@ -130,18 +130,18 @@
         except MemoryError:
             pass # acceptable on 32-bit
         else:
-            self.failUnless(s == eval(r))
+            self.assertTrue(s == eval(r))
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_endswith(self, size):
         SUBSTR = ' abc def ghi'
         s = '-' * size + SUBSTR
-        self.failUnless(s.endswith(SUBSTR))
-        self.failUnless(s.endswith(s))
+        self.assertTrue(s.endswith(SUBSTR))
+        self.assertTrue(s.endswith(s))
         s2 = '...' + s
-        self.failUnless(s2.endswith(s))
-        self.failIf(s.endswith('a' + SUBSTR))
-        self.failIf(SUBSTR.endswith(s))
+        self.assertTrue(s2.endswith(s))
+        self.assertFalse(s.endswith('a' + SUBSTR))
+        self.assertFalse(SUBSTR.endswith(s))
 
     @bigmemtest(minsize=_2G + 10, memuse=2)
     def test_expandtabs(self, size):
@@ -191,62 +191,62 @@
     def test_isalnum(self, size):
         SUBSTR = '123456'
         s = 'a' * size + SUBSTR
-        self.failUnless(s.isalnum())
+        self.assertTrue(s.isalnum())
         s += '.'
-        self.failIf(s.isalnum())
+        self.assertFalse(s.isalnum())
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_isalpha(self, size):
         SUBSTR = 'zzzzzzz'
         s = 'a' * size + SUBSTR
-        self.failUnless(s.isalpha())
+        self.assertTrue(s.isalpha())
         s += '.'
-        self.failIf(s.isalpha())
+        self.assertFalse(s.isalpha())
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_isdigit(self, size):
         SUBSTR = '123456'
         s = '9' * size + SUBSTR
-        self.failUnless(s.isdigit())
+        self.assertTrue(s.isdigit())
         s += 'z'
-        self.failIf(s.isdigit())
+        self.assertFalse(s.isdigit())
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_islower(self, size):
         chars = ''.join([ chr(c) for c in range(255) if not chr(c).isupper() ])
         repeats = size // len(chars) + 2
         s = chars * repeats
-        self.failUnless(s.islower())
+        self.assertTrue(s.islower())
         s += 'A'
-        self.failIf(s.islower())
+        self.assertFalse(s.islower())
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_isspace(self, size):
         whitespace = ' \f\n\r\t\v'
         repeats = size // len(whitespace) + 2
         s = whitespace * repeats
-        self.failUnless(s.isspace())
+        self.assertTrue(s.isspace())
         s += 'j'
-        self.failIf(s.isspace())
+        self.assertFalse(s.isspace())
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_istitle(self, size):
         SUBSTR = '123456'
         s = ''.join(['A', 'a' * size, SUBSTR])
-        self.failUnless(s.istitle())
+        self.assertTrue(s.istitle())
         s += 'A'
-        self.failUnless(s.istitle())
+        self.assertTrue(s.istitle())
         s += 'aA'
-        self.failIf(s.istitle())
+        self.assertFalse(s.istitle())
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_isupper(self, size):
         chars = ''.join([ chr(c) for c in range(255) if not chr(c).islower() ])
         repeats = size // len(chars) + 2
         s = chars * repeats
-        self.failUnless(s.isupper())
+        self.assertTrue(s.isupper())
         s += 'a'
-        self.failIf(s.isupper())
+        self.assertFalse(s.isupper())
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_join(self, size):
@@ -254,14 +254,14 @@
         x = s.join(['aaaaa', 'bbbbb'])
         self.assertEquals(x.count('a'), 5)
         self.assertEquals(x.count('b'), 5)
-        self.failUnless(x.startswith('aaaaaA'))
-        self.failUnless(x.endswith('Abbbbb'))
+        self.assertTrue(x.startswith('aaaaaA'))
+        self.assertTrue(x.endswith('Abbbbb'))
 
     @bigmemtest(minsize=_2G + 10, memuse=1)
     def test_ljust(self, size):
         SUBSTR = ' abc def ghi'
         s = SUBSTR.ljust(size)
-        self.failUnless(s.startswith(SUBSTR + '  '))
+        self.assertTrue(s.startswith(SUBSTR + '  '))
         self.assertEquals(len(s), size)
         self.assertEquals(s.strip(), SUBSTR.strip())
 
@@ -282,7 +282,7 @@
         s = SUBSTR.ljust(size)
         self.assertEquals(len(s), size)
         stripped = s.lstrip()
-        self.failUnless(stripped is s)
+        self.assertTrue(stripped is s)
 
     @bigmemtest(minsize=_2G + 10, memuse=2)
     def test_replace(self, size):
@@ -333,7 +333,7 @@
     def test_rjust(self, size):
         SUBSTR = ' abc def ghi'
         s = SUBSTR.ljust(size)
-        self.failUnless(s.startswith(SUBSTR + '  '))
+        self.assertTrue(s.startswith(SUBSTR + '  '))
         self.assertEquals(len(s), size)
         self.assertEquals(s.strip(), SUBSTR.strip())
 
@@ -347,7 +347,7 @@
         s = SUBSTR.rjust(size)
         self.assertEquals(len(s), size)
         stripped = s.rstrip()
-        self.failUnless(stripped is s)
+        self.assertTrue(stripped is s)
 
     # The test takes about size bytes to build a string, and then about
     # sqrt(size) substrings of sqrt(size) in size and a list to
@@ -399,9 +399,9 @@
     def test_startswith(self, size):
         SUBSTR = ' abc def ghi'
         s = '-' * size + SUBSTR
-        self.failUnless(s.startswith(s))
-        self.failUnless(s.startswith('-' * size))
-        self.failIf(s.startswith(SUBSTR))
+        self.assertTrue(s.startswith(s))
+        self.assertTrue(s.startswith('-' * size))
+        self.assertFalse(s.startswith(SUBSTR))
 
     @bigmemtest(minsize=_2G, memuse=1)
     def test_strip(self, size):
@@ -430,8 +430,8 @@
         SUBSTR = 'SpaaHAaaAaham'
         s = SUBSTR * (size // len(SUBSTR) + 2)
         s = s.title()
-        self.failUnless(s.startswith((SUBSTR * 3).title()))
-        self.failUnless(s.endswith(SUBSTR.lower() * 3))
+        self.assertTrue(s.startswith((SUBSTR * 3).title()))
+        self.assertTrue(s.endswith(SUBSTR.lower() * 3))
 
     @bigmemtest(minsize=_2G, memuse=2)
     def test_translate(self, size):
@@ -459,8 +459,8 @@
     def test_zfill(self, size):
         SUBSTR = '-568324723598234'
         s = SUBSTR.zfill(size)
-        self.failUnless(s.endswith('0' + SUBSTR[1:]))
-        self.failUnless(s.startswith('-0'))
+        self.assertTrue(s.endswith('0' + SUBSTR[1:]))
+        self.assertTrue(s.startswith('-0'))
         self.assertEquals(len(s), size)
         self.assertEquals(s.count('0'), size - len(SUBSTR))
 
@@ -468,12 +468,12 @@
     def test_format(self, size):
         s = '-' * size
         sf = '%s' % (s,)
-        self.failUnless(s == sf)
+        self.assertTrue(s == sf)
         del sf
         sf = '..%s..' % (s,)
         self.assertEquals(len(sf), len(s) + 4)
-        self.failUnless(sf.startswith('..-'))
-        self.failUnless(sf.endswith('-..'))
+        self.assertTrue(sf.startswith('..-'))
+        self.assertTrue(sf.endswith('-..'))
         del s, sf
 
         size //= 2
@@ -519,7 +519,7 @@
     @bigmemtest(minsize=2**32 / 5, memuse=6+2)
     def test_unicode_repr(self, size):
         s = u"\uAAAA" * size
-        self.failUnless(len(repr(s)) > size)
+        self.assertTrue(len(repr(s)) > size)
 
     # This test is meaningful even with size < 2G, as long as the
     # doubled string is > 2G (but it tests more if both are > 2G :)
@@ -580,24 +580,24 @@
         edge = '-' * (size // 2)
         s = ''.join([edge, SUBSTR, edge])
         del edge
-        self.failUnless(SUBSTR in s)
-        self.failIf(SUBSTR * 2 in s)
-        self.failUnless('-' in s)
-        self.failIf('a' in s)
+        self.assertTrue(SUBSTR in s)
+        self.assertFalse(SUBSTR * 2 in s)
+        self.assertTrue('-' in s)
+        self.assertFalse('a' in s)
         s += 'a'
-        self.failUnless('a' in s)
+        self.assertTrue('a' in s)
 
     @bigmemtest(minsize=_2G + 10, memuse=2)
     def test_compare(self, size):
         s1 = '-' * size
         s2 = '-' * size
-        self.failUnless(s1 == s2)
+        self.assertTrue(s1 == s2)
         del s2
         s2 = s1 + 'a'
-        self.failIf(s1 == s2)
+        self.assertFalse(s1 == s2)
         del s2
         s2 = '.' * size
-        self.failIf(s1 == s2)
+        self.assertFalse(s1 == s2)
 
     @bigmemtest(minsize=_2G + 10, memuse=1)
     def test_hash(self, size):
@@ -611,7 +611,7 @@
         h1 = hash(s)
         del s
         s = '\x00' * (size + 1)
-        self.failIf(h1 == hash(s))
+        self.assertFalse(h1 == hash(s))
 
 class TupleTest(unittest.TestCase):
 
@@ -628,13 +628,13 @@
     def test_compare(self, size):
         t1 = (u'',) * size
         t2 = (u'',) * size
-        self.failUnless(t1 == t2)
+        self.assertTrue(t1 == t2)
         del t2
         t2 = (u'',) * (size + 1)
-        self.failIf(t1 == t2)
+        self.assertFalse(t1 == t2)
         del t2
         t2 = (1,) * size
-        self.failIf(t1 == t2)
+        self.assertFalse(t1 == t2)
 
     # Test concatenating into a single tuple of more than 2G in length,
     # and concatenating a tuple of more than 2G in length separately, so
@@ -659,9 +659,9 @@
     def test_contains(self, size):
         t = (1, 2, 3, 4, 5) * size
         self.assertEquals(len(t), size * 5)
-        self.failUnless(5 in t)
-        self.failIf((1, 2, 3, 4, 5) in t)
-        self.failIf(0 in t)
+        self.assertTrue(5 in t)
+        self.assertFalse((1, 2, 3, 4, 5) in t)
+        self.assertFalse(0 in t)
 
     @bigmemtest(minsize=_2G + 10, memuse=8)
     def test_hash(self, size):
@@ -669,7 +669,7 @@
         h1 = hash(t1)
         del t1
         t2 = (0,) * (size + 1)
-        self.failIf(h1 == hash(t2))
+        self.assertFalse(h1 == hash(t2))
 
     @bigmemtest(minsize=_2G + 10, memuse=8)
     def test_index_and_slice(self, size):
@@ -762,13 +762,13 @@
     def test_compare(self, size):
         l1 = [u''] * size
         l2 = [u''] * size
-        self.failUnless(l1 == l2)
+        self.assertTrue(l1 == l2)
         del l2
         l2 = [u''] * (size + 1)
-        self.failIf(l1 == l2)
+        self.assertFalse(l1 == l2)
         del l2
         l2 = [2] * size
-        self.failIf(l1 == l2)
+        self.assertFalse(l1 == l2)
 
     # Test concatenating into a single list of more than 2G in length,
     # and concatenating a list of more than 2G in length separately, so
@@ -793,8 +793,8 @@
         l = [sys.stdout] * size
         l += l
         self.assertEquals(len(l), size * 2)
-        self.failUnless(l[0] is l[-1])
-        self.failUnless(l[size - 1] is l[size + 1])
+        self.assertTrue(l[0] is l[-1])
+        self.assertTrue(l[size - 1] is l[size + 1])
 
     @bigmemtest(minsize=_2G // 2 + 2, memuse=24)
     def test_inplace_concat_small(self, size):
@@ -808,14 +808,14 @@
     def test_contains(self, size):
         l = [1, 2, 3, 4, 5] * size
         self.assertEquals(len(l), size * 5)
-        self.failUnless(5 in l)
-        self.failIf([1, 2, 3, 4, 5] in l)
-        self.failIf(0 in l)
+        self.assertTrue(5 in l)
+        self.assertFalse([1, 2, 3, 4, 5] in l)
+        self.assertFalse(0 in l)
 
     @bigmemtest(minsize=_2G + 10, memuse=8)
     def test_hash(self, size):
         l = [0] * size
-        self.failUnlessRaises(TypeError, hash, l)
+        self.assertRaises(TypeError, hash, l)
 
     @bigmemtest(minsize=_2G + 10, memuse=8)
     def test_index_and_slice(self, size):
@@ -875,7 +875,7 @@
     # Like test_concat, split in two.
     def basic_test_repeat(self, size):
         l = [] * size
-        self.failIf(l)
+        self.assertFalse(l)
         l = [''] * size
         self.assertEquals(len(l), size)
         l = l * 2
@@ -893,13 +893,13 @@
         l = ['']
         l *= size
         self.assertEquals(len(l), size)
-        self.failUnless(l[0] is l[-1])
+        self.assertTrue(l[0] is l[-1])
         del l
 
         l = [''] * size
         l *= 2
         self.assertEquals(len(l), size * 2)
-        self.failUnless(l[size - 1] is l[-1])
+        self.assertTrue(l[size - 1] is l[-1])
 
     @bigmemtest(minsize=_2G // 2 + 2, memuse=16)
     def test_inplace_repeat_small(self, size):
@@ -933,8 +933,8 @@
         l = [object()] * size
         l.append(object())
         self.assertEquals(len(l), size+1)
-        self.failUnless(l[-3] is l[-2])
-        self.failIf(l[-2] is l[-1])
+        self.assertTrue(l[-3] is l[-2])
+        self.assertFalse(l[-2] is l[-1])
 
     @bigmemtest(minsize=_2G // 5 + 2, memuse=8 * 5)
     def test_count(self, size):
@@ -946,8 +946,8 @@
         l = [file] * size
         l.extend(l)
         self.assertEquals(len(l), size * 2)
-        self.failUnless(l[0] is l[-1])
-        self.failUnless(l[size - 1] is l[size + 1])
+        self.assertTrue(l[0] is l[-1])
+        self.assertTrue(l[size - 1] is l[size + 1])
 
     @bigmemtest(minsize=_2G // 2 + 2, memuse=16)
     def test_extend_small(self, size):