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-rw-r--r--Lib/test/test_fileio.py16
-rw-r--r--Lib/test/test_io.py13
2 files changed, 22 insertions, 7 deletions
diff --git a/Lib/test/test_fileio.py b/Lib/test/test_fileio.py
index 35b30a6..0f8310c 100644
--- a/Lib/test/test_fileio.py
+++ b/Lib/test/test_fileio.py
@@ -190,9 +190,9 @@ class AutoFileTests:
self.assertTrue(f.closed)
def testMethods(self):
- methods = ['fileno', 'isatty', 'read',
- 'tell', 'truncate', 'seekable',
- 'readable', 'writable']
+ methods = ['fileno', 'isatty', 'seekable', 'readable', 'writable',
+ 'read', 'readall', 'readline', 'readlines',
+ 'tell', 'truncate', 'flush']
self.f.close()
self.assertTrue(self.f.closed)
@@ -201,9 +201,15 @@ class AutoFileTests:
method = getattr(self.f, methodname)
# should raise on closed file
self.assertRaises(ValueError, method)
- self.assertRaises(ValueError, self.f.readinto, bytearray())
- self.assertRaises(ValueError, self.f.seek, 0, os.SEEK_CUR)
+
+ self.assertRaises(TypeError, self.f.readinto)
+ self.assertRaises(ValueError, self.f.readinto, bytearray(1))
+ self.assertRaises(TypeError, self.f.seek)
+ self.assertRaises(ValueError, self.f.seek, 0)
+ self.assertRaises(TypeError, self.f.write)
self.assertRaises(ValueError, self.f.write, b'')
+ self.assertRaises(TypeError, self.f.writelines)
+ self.assertRaises(ValueError, self.f.writelines, b'')
def testOpendir(self):
# Issue 3703: opening a directory should fill the errno
diff --git a/Lib/test/test_io.py b/Lib/test/test_io.py
index 02f7427..5b7cfc9 100644
--- a/Lib/test/test_io.py
+++ b/Lib/test/test_io.py
@@ -2163,6 +2163,17 @@ class TextIOWrapperTest(unittest.TestCase):
self.assertRaises(TypeError, t.__init__, b, newline=42)
self.assertRaises(ValueError, t.__init__, b, newline='xyzzy')
+ def test_uninitialized(self):
+ t = self.TextIOWrapper.__new__(self.TextIOWrapper)
+ del t
+ t = self.TextIOWrapper.__new__(self.TextIOWrapper)
+ self.assertRaises(Exception, repr, t)
+ self.assertRaisesRegex((ValueError, AttributeError),
+ 'uninitialized|has no attribute',
+ t.read, 0)
+ t.__init__(self.MockRawIO())
+ self.assertEqual(t.read(0), '')
+
def test_non_text_encoding_codecs_are_rejected(self):
# Ensure the constructor complains if passed a codec that isn't
# marked as a text encoding
@@ -3024,8 +3035,6 @@ class CTextIOWrapperTest(TextIOWrapperTest):
r = self.BytesIO(b"\xc3\xa9\n\n")
b = self.BufferedReader(r, 1000)
t = self.TextIOWrapper(b)
- self.assertRaises(TypeError, t.__init__, b, newline=42)
- self.assertRaises(ValueError, t.read)
self.assertRaises(ValueError, t.__init__, b, newline='xyzzy')
self.assertRaises(ValueError, t.read)