Issue #22340: Fix Python 3 warnings in Python 2 tests

Lib/idlelib/idle_test/test_calltips.py

@@ -163,7 +163,7 @@ class Get_entityTest(unittest.TestCase):
     # In 3.x, get_entity changed from 'instance method' to module function
     # since 'self' not used. Use dummy instance until change 2.7 also.
     def test_bad_entity(self):
-        self.assertIsNone(CTi.get_entity('1/0'))
+        self.assertIsNone(CTi.get_entity('1//0'))
     def test_good_entity(self):
         self.assertIs(CTi.get_entity('int'), int)
 

Lib/sqlite3/test/dbapi.py

@@ -24,6 +24,7 @@
 import unittest
 import sys
 import sqlite3 as sqlite
+from test import test_support
 try:
     import threading
 except ImportError:
@@ -653,6 +654,7 @@ class ConstructorTests(unittest.TestCase):
         ts = sqlite.TimestampFromTicks(42)
 
     def CheckBinary(self):
+        with test_support.check_py3k_warnings():
             b = sqlite.Binary(chr(0) + "'")
 
 class ExtensionTests(unittest.TestCase):

Lib/sqlite3/test/types.py

@@ -24,6 +24,7 @@
 import datetime
 import unittest
 import sqlite3 as sqlite
+from test import test_support
 try:
     import zlib
 except ImportError:
@@ -67,6 +68,7 @@ class SqliteTypeTests(unittest.TestCase):
         self.assertEqual(row[0], val)
 
     def CheckBlob(self):
+        with test_support.check_py3k_warnings():
             val = buffer("Guglhupf")
         self.cur.execute("insert into test(b) values (?)", (val,))
         self.cur.execute("select b from test")
@@ -231,6 +233,7 @@ class DeclTypesTests(unittest.TestCase):
 
     def CheckBlob(self):
         # default
+        with test_support.check_py3k_warnings():
             val = buffer("Guglhupf")
         self.cur.execute("insert into test(bin) values (?)", (val,))
         self.cur.execute("select bin from test")
@@ -347,6 +350,7 @@ class BinaryConverterTests(unittest.TestCase):
 
     def CheckBinaryInputForConverter(self):
         testdata = "abcdefg" * 10
+        with test_support.check_py3k_warnings():
             result = self.con.execute('select ? as "x [bin]"', (buffer(zlib.compress(testdata)),)).fetchone()[0]
         self.assertEqual(testdata, result)
 

Lib/sqlite3/test/userfunctions.py

@@ -24,6 +24,7 @@
 
 import unittest
 import sqlite3 as sqlite
+from test import test_support
 
 def func_returntext():
     return "foo"
@@ -36,6 +37,7 @@ def func_returnfloat():
 def func_returnnull():
     return None
 def func_returnblob():
+    with test_support.check_py3k_warnings():
         return buffer("blob")
 def func_returnlonglong():
     return 1<<31
@@ -202,6 +204,7 @@ class FunctionTests(unittest.TestCase):
         cur = self.con.cursor()
         cur.execute("select returnblob()")
         val = cur.fetchone()[0]
+        with test_support.check_py3k_warnings():
             self.assertEqual(type(val), buffer)
             self.assertEqual(val, buffer("blob"))
 
@@ -246,6 +249,7 @@ class FunctionTests(unittest.TestCase):
 
     def CheckParamBlob(self):
         cur = self.con.cursor()
+        with test_support.check_py3k_warnings():
             cur.execute("select isblob(?)", (buffer("blob"),))
         val = cur.fetchone()[0]
         self.assertEqual(val, 1)
@@ -269,6 +273,7 @@ class AggregateTests(unittest.TestCase):
                 b blob
                 )
             """)
+        with test_support.check_py3k_warnings():
             cur.execute("insert into test(t, i, f, n, b) values (?, ?, ?, ?, ?)",
                 ("foo", 5, 3.14, None, buffer("blob"),))
 
@@ -362,6 +367,7 @@ class AggregateTests(unittest.TestCase):
 
     def CheckAggrCheckParamBlob(self):
         cur = self.con.cursor()
+        with test_support.check_py3k_warnings():
             cur.execute("select checkType('blob', ?)", (buffer("blob"),))
         val = cur.fetchone()[0]
         self.assertEqual(val, 1)

Lib/test/test_collections.py

@@ -8,13 +8,14 @@ import pickle, cPickle, copy
 from random import randrange, shuffle
 import keyword
 import re
-import sets
 import sys
 from collections import Hashable, Iterable, Iterator
 from collections import Sized, Container, Callable
 from collections import Set, MutableSet
 from collections import Mapping, MutableMapping
 from collections import Sequence, MutableSequence
+with test_support.check_warnings(('', DeprecationWarning)):
+    import sets
 
 TestNT = namedtuple('TestNT', 'x y z')    # type used for pickle tests
 
@@ -713,6 +714,8 @@ class TestCollectionABCs(ABCTestCase):
         self.assertTrue(r1 < r3)
         self.assertFalse(r1 < r1)
         self.assertFalse(r1 < r2)
+
+        with test_support.check_py3k_warnings():
             # python 2 only, cross-type compares will succeed
             f1 < l3
             f1 < l1
@@ -728,6 +731,8 @@ class TestCollectionABCs(ABCTestCase):
         self.assertTrue(r1 <= r3)
         self.assertTrue(r1 <= r1)
         self.assertFalse(r1 <= r2)
+
+        with test_support.check_py3k_warnings():
             # python 2 only, cross-type compares will succeed
             f1 <= l3
             f1 <= l1
@@ -743,6 +748,8 @@ class TestCollectionABCs(ABCTestCase):
         self.assertTrue(r3 > r1)
         self.assertFalse(r1 > r1)
         self.assertFalse(r2 > r1)
+
+        with test_support.check_py3k_warnings():
             # python 2 only, cross-type compares will succeed
             f1 > l3
             f1 > l1
@@ -758,6 +765,8 @@ class TestCollectionABCs(ABCTestCase):
         self.assertTrue(r3 >= r1)
         self.assertTrue(r1 >= r1)
         self.assertFalse(r2 >= r1)
+
+        with test_support.check_py3k_warnings():
             # python 2 only, cross-type compares will succeed
             f1 >= l3
             f1 >=l1

Lib/test/test_hash.py

@@ -215,6 +215,7 @@ class BufferHashRandomizationTests(StringlikeHashRandomizationTests):
     repr_ = 'buffer("abc")'
 
     def test_empty_string(self):
+        with test_support.check_py3k_warnings():
             self.assertEqual(hash(buffer("")), 0)
 
 class DatetimeTests(HashRandomizationTests):

Lib/test/test_hmac.py

@@ -389,6 +389,7 @@ class CompareDigestTestCase(unittest.TestCase):
         a, b = "fooä", "fooä"
         self.assertTrue(hmac.compare_digest(a, b))
 
+        with test_support.check_py3k_warnings():
             # subclasses are supported by ignore __eq__
             class mystr(str):
                 def __eq__(self, other):
@@ -401,6 +402,7 @@ class CompareDigestTestCase(unittest.TestCase):
         a, b = mystr("foobar"), mystr("foobaz")
         self.assertFalse(hmac.compare_digest(a, b))
 
+        with test_support.check_py3k_warnings():
             class mybytes(bytes):
                 def __eq__(self, other):
                     return False

Lib/test/test_ssl.py

@@ -2365,6 +2365,7 @@ else:
             # now fetch the same data from the HTTPS server
             url = 'https://%s:%d/%s' % (
                 HOST, server.port, os.path.split(CERTFILE)[1])
+            with support.check_py3k_warnings():
                 f = urllib.urlopen(url)
             try:
                 dlen = f.info().getheader("content-length")