convert usage of fail* to assert*
diff --git a/Lib/test/test_wsgiref.py b/Lib/test/test_wsgiref.py
index b6d994b..db82139 100755
--- a/Lib/test/test_wsgiref.py
+++ b/Lib/test/test_wsgiref.py
@@ -149,7 +149,7 @@
             start_response("200 OK", ('Content-Type','text/plain'))
             return ["Hello, world!"]
         out, err = run_amock(validator(bad_app))
-        self.failUnless(out.endswith(
+        self.assertTrue(out.endswith(
             "A server error occurred.  Please contact the administrator."
         ))
         self.assertEqual(
@@ -178,14 +178,14 @@
         env = {}
         util.setup_testing_defaults(env)
         if isinstance(value,StringIO):
-            self.failUnless(isinstance(env[key],StringIO))
+            self.assertTrue(isinstance(env[key],StringIO))
         else:
             self.assertEqual(env[key],value)
 
         # Check existing value
         env = {key:alt}
         util.setup_testing_defaults(env)
-        self.failUnless(env[key] is alt)
+        self.assertTrue(env[key] is alt)
 
     def checkCrossDefault(self,key,value,**kw):
         util.setup_testing_defaults(kw)
@@ -212,15 +212,15 @@
         compare_generic_iter(make_it,match)
 
         it = make_it()
-        self.failIf(it.filelike.closed)
+        self.assertFalse(it.filelike.closed)
 
         for item in it:
             pass
 
-        self.failIf(it.filelike.closed)
+        self.assertFalse(it.filelike.closed)
 
         it.close()
-        self.failUnless(it.filelike.closed)
+        self.assertTrue(it.filelike.closed)
 
 
     def testSimpleShifts(self):
@@ -318,14 +318,14 @@
             "TE Trailers Transfer-Encoding Upgrade"
         ).split():
             for alt in hop, hop.title(), hop.upper(), hop.lower():
-                self.failUnless(util.is_hop_by_hop(alt))
+                self.assertTrue(util.is_hop_by_hop(alt))
 
         # Not comprehensive, just a few random header names
         for hop in (
             "Accept Cache-Control Date Pragma Trailer Via Warning"
         ).split():
             for alt in hop, hop.title(), hop.upper(), hop.lower():
-                self.failIf(util.is_hop_by_hop(alt))
+                self.assertFalse(util.is_hop_by_hop(alt))
 
 class HeaderTests(TestCase):
 
@@ -336,17 +336,17 @@
         self.assertEqual(Headers(test[:]).keys(), ['x'])
         self.assertEqual(Headers(test[:]).values(), ['y'])
         self.assertEqual(Headers(test[:]).items(), test)
-        self.failIf(Headers(test).items() is test)  # must be copy!
+        self.assertFalse(Headers(test).items() is test)  # must be copy!
 
         h=Headers([])
         del h['foo']   # should not raise an error
 
         h['Foo'] = 'bar'
         for m in h.has_key, h.__contains__, h.get, h.get_all, h.__getitem__:
-            self.failUnless(m('foo'))
-            self.failUnless(m('Foo'))
-            self.failUnless(m('FOO'))
-            self.failIf(m('bar'))
+            self.assertTrue(m('foo'))
+            self.assertTrue(m('Foo'))
+            self.assertTrue(m('FOO'))
+            self.assertFalse(m('bar'))
 
         self.assertEqual(h['foo'],'bar')
         h['foo'] = 'baz'
@@ -428,7 +428,7 @@
             if not empty.has_key(k):
                 self.assertEqual(env[k],v)
         for k,v in empty.items():
-            self.failUnless(env.has_key(k))
+            self.assertTrue(env.has_key(k))
 
     def testEnviron(self):
         h = TestHandler(X="Y")
@@ -441,7 +441,7 @@
         h = BaseCGIHandler(None,None,None,{})
         h.setup_environ()
         for key in 'wsgi.url_scheme', 'wsgi.input', 'wsgi.errors':
-            self.assert_(h.environ.has_key(key))
+            self.assertTrue(h.environ.has_key(key))
 
     def testScheme(self):
         h=TestHandler(HTTPS="on"); h.setup_environ()
@@ -516,7 +516,7 @@
             "Content-Length: %d\r\n"
             "\r\n%s" % (h.error_status,len(h.error_body),h.error_body))
 
-        self.failUnless(h.stderr.getvalue().find("AssertionError")<>-1)
+        self.assertTrue(h.stderr.getvalue().find("AssertionError")<>-1)
 
     def testErrorAfterOutput(self):
         MSG = "Some output has been sent"
@@ -529,7 +529,7 @@
         self.assertEqual(h.stdout.getvalue(),
             "Status: 200 OK\r\n"
             "\r\n"+MSG)
-        self.failUnless(h.stderr.getvalue().find("AssertionError")<>-1)
+        self.assertTrue(h.stderr.getvalue().find("AssertionError")<>-1)
 
 
     def testHeaderFormats(self):
@@ -568,7 +568,7 @@
                     if proto=="HTTP/0.9":
                         self.assertEqual(h.stdout.getvalue(),"")
                     else:
-                        self.failUnless(
+                        self.assertTrue(
                             re.match(stdpat%(version,sw), h.stdout.getvalue()),
                             (stdpat%(version,sw), h.stdout.getvalue())
                         )