Ejemplo n.º 1
0
 def testOpendir(self):
     # Issue 3703: opening a directory should fill the errno
     # Windows always returns "[Errno 13]: Permission denied
     # Unix calls dircheck() and returns "[Errno 21]: Is a directory"
     try:
         _fileio._FileIO('.', 'r')
     except IOError as e:
         self.assertNotEqual(e.errno, 0)
     else:
         self.fail("Should have raised IOError")
Ejemplo n.º 2
0
 def testOpendir(self):
     # Issue 3703: opening a directory should fill the errno
     # Windows always returns "[Errno 13]: Permission denied
     # Unix calls dircheck() and returns "[Errno 21]: Is a directory"
     try:
         _fileio._FileIO('.', 'r')
     except IOError as e:
         self.assertNotEqual(e.errno, 0)
     else:
         self.fail("Should have raised IOError")
Ejemplo n.º 3
0
def fileio_helper():
    bytes_io_list = bytesio_helper()
    file_io_list  = []
    for i in xrange(len(bytes_io_list)):
        f = _fileio._FileIO(TEMP_READINTO_NAME % i, "w")
        f.write(bytes_io_list[i])
        f.close()
        file_io_list.append(_fileio._FileIO(TEMP_READINTO_NAME % i, "r"))
    
    return file_io_list
Ejemplo n.º 4
0
 def testReadinto(self):
     # verify readinto
     self.f.write(bytes(bytearray([1, 2])))
     self.f.close()
     a = array('b', b'x' * 10)
     self.f = _fileio._FileIO(TESTFN, 'r')
     n = self.f.readinto(a)
     self.assertEquals(array('b', [1, 2]), a[:n])
Ejemplo n.º 5
0
 def testReadinto(self):
     # verify readinto
     self.f.write(bytes(bytearray([1, 2])))
     self.f.close()
     a = array('b', b'x'*10)
     self.f = _fileio._FileIO(TESTFN, 'r')
     n = self.f.readinto(a)
     self.assertEquals(array('b', [1, 2]), a[:n])
Ejemplo n.º 6
0
 def testModeStrings(self):
     # check invalid mode strings
     for mode in ("", "aU", "wU+", "rb", "rt"):
         try:
             f = _fileio._FileIO(TESTFN, mode)
         except ValueError:
             pass
         else:
             f.close()
             self.fail('%r is an invalid file mode' % mode)
Ejemplo n.º 7
0
 def testTruncate(self):
     f = _fileio._FileIO(TESTFN, 'w')
     f.write(bytes(bytearray(range(10))))
     self.assertEqual(f.tell(), 10)
     f.truncate(5)
     self.assertEqual(f.tell(), 10)
     self.assertEqual(f.seek(0, os.SEEK_END), 5)
     f.truncate(15)
     self.assertEqual(f.tell(), 5)
     self.assertEqual(f.seek(0, os.SEEK_END), 15)
Ejemplo n.º 8
0
 def testModeStrings(self):
     # check invalid mode strings
     for mode in ("", "aU", "wU+", "rw", "rt"):
         try:
             f = _fileio._FileIO(TESTFN, mode)
         except ValueError:
             pass
         else:
             f.close()
             self.fail('%r is an invalid file mode' % mode)
Ejemplo n.º 9
0
 def testTruncate(self):
     f = _fileio._FileIO(TESTFN, 'w')
     f.write(bytes(bytearray(range(10))))
     self.assertEqual(f.tell(), 10)
     f.truncate(5)
     self.assertEqual(f.tell(), 10)
     self.assertEqual(f.seek(0, os.SEEK_END), 5)
     f.truncate(15)
     self.assertEqual(f.tell(), 5)
     self.assertEqual(f.seek(0, os.SEEK_END), 15)
Ejemplo n.º 10
0
    def testAbles(self):
        try:
            f = _fileio._FileIO(TESTFN, "w")
            self.assertEquals(f.readable(), False)
            self.assertEquals(f.writable(), True)
            self.assertEquals(f.seekable(), True)
            f.close()

            f = _fileio._FileIO(TESTFN, "r")
            self.assertEquals(f.readable(), True)
            self.assertEquals(f.writable(), False)
            self.assertEquals(f.seekable(), True)
            f.close()

            f = _fileio._FileIO(TESTFN, "a+")
            self.assertEquals(f.readable(), True)
            self.assertEquals(f.writable(), True)
            self.assertEquals(f.seekable(), True)
            self.assertEquals(f.isatty(), False)
            f.close()

            if sys.platform != "win32":
                try:
                    f = _fileio._FileIO("/dev/tty", "a")
                except EnvironmentError:
                    # When run in a cron job there just aren't any
                    # ttys, so skip the test.  This also handles other
                    # OS'es that don't support /dev/tty.
                    pass
                else:
                    f = _fileio._FileIO("/dev/tty", "a")
                    self.assertEquals(f.readable(), False)
                    self.assertEquals(f.writable(), True)
                    if sys.platform != "darwin" and \
                       not sys.platform.startswith('freebsd') and \
                       not sys.platform.startswith('sunos'):
                        # Somehow /dev/tty appears seekable on some BSDs
                        self.assertEquals(f.seekable(), False)
                    self.assertEquals(f.isatty(), True)
                    f.close()
        finally:
            os.unlink(TESTFN)
Ejemplo n.º 11
0
    def testAbles(self):
        try:
            f = _fileio._FileIO(TESTFN, "w")
            self.assertEquals(f.readable(), False)
            self.assertEquals(f.writable(), True)
            self.assertEquals(f.seekable(), True)
            f.close()

            f = _fileio._FileIO(TESTFN, "r")
            self.assertEquals(f.readable(), True)
            self.assertEquals(f.writable(), False)
            self.assertEquals(f.seekable(), True)
            f.close()

            f = _fileio._FileIO(TESTFN, "a+")
            self.assertEquals(f.readable(), True)
            self.assertEquals(f.writable(), True)
            self.assertEquals(f.seekable(), True)
            self.assertEquals(f.isatty(), False)
            f.close()

            if sys.platform != "win32":
                try:
                    f = _fileio._FileIO("/dev/tty", "a")
                except EnvironmentError:
                    # When run in a cron job there just aren't any
                    # ttys, so skip the test.  This also handles other
                    # OS'es that don't support /dev/tty.
                    pass
                else:
                    f = _fileio._FileIO("/dev/tty", "a")
                    self.assertEquals(f.readable(), False)
                    self.assertEquals(f.writable(), True)
                    if sys.platform != "darwin" and \
                       'bsd' not in sys.platform and \
                       not sys.platform.startswith('sunos'):
                        # Somehow /dev/tty appears seekable on some BSDs
                        self.assertEquals(f.seekable(), False)
                    self.assertEquals(f.isatty(), True)
                    f.close()
        finally:
            os.unlink(TESTFN)
Ejemplo n.º 12
0
 def testErrors(self):
     f = self.f
     self.assert_(not f.isatty())
     self.assert_(not f.closed)
     #self.assertEquals(f.name, TESTFN)
     self.assertRaises(ValueError, f.read, 10)  # Open for reading
     f.close()
     self.assert_(f.closed)
     f = _fileio._FileIO(TESTFN, 'r')
     self.assertRaises(TypeError, f.readinto, "")
     self.assert_(not f.closed)
     f.close()
     self.assert_(f.closed)
Ejemplo n.º 13
0
        def bug801631():
            # SF bug <http://www.python.org/sf/801631>
            # "file.truncate fault on windows"
            f = _fileio._FileIO(TESTFN, 'w')
            f.write(bytes(bytearray(range(11))))
            f.close()

            f = _fileio._FileIO(TESTFN, 'r+')
            data = f.read(5)
            if data != bytes(bytearray(range(5))):
                self.fail("Read on file opened for update failed %r" % data)
            if f.tell() != 5:
                self.fail("File pos after read wrong %d" % f.tell())

            f.truncate()
            if f.tell() != 5:
                self.fail("File pos after ftruncate wrong %d" % f.tell())

            f.close()
            size = os.path.getsize(TESTFN)
            if size != 5:
                self.fail("File size after ftruncate wrong %d" % size)
Ejemplo n.º 14
0
 def testErrors(self):
     f = self.f
     self.assert_(not f.isatty())
     self.assert_(not f.closed)
     #self.assertEquals(f.name, TESTFN)
     self.assertRaises(ValueError, f.read, 10) # Open for reading
     f.close()
     self.assert_(f.closed)
     f = _fileio._FileIO(TESTFN, 'r')
     self.assertRaises(TypeError, f.readinto, "")
     self.assert_(not f.closed)
     f.close()
     self.assert_(f.closed)
Ejemplo n.º 15
0
        def bug801631():
            # SF bug <http://www.python.org/sf/801631>
            # "file.truncate fault on windows"
            f = _fileio._FileIO(TESTFN, 'w')
            f.write(bytes(bytearray(range(11))))
            f.close()

            f = _fileio._FileIO(TESTFN,'r+')
            data = f.read(5)
            if data != bytes(bytearray(range(5))):
                self.fail("Read on file opened for update failed %r" % data)
            if f.tell() != 5:
                self.fail("File pos after read wrong %d" % f.tell())

            f.truncate()
            if f.tell() != 5:
                self.fail("File pos after ftruncate wrong %d" % f.tell())

            f.close()
            size = os.path.getsize(TESTFN)
            if size != 5:
                self.fail("File size after ftruncate wrong %d" % size)
Ejemplo n.º 16
0
 def testBadModeArgument(self):
     # verify that we get a sensible error message for bad mode argument
     bad_mode = "qwerty"
     try:
         f = _fileio._FileIO(TESTFN, bad_mode)
     except ValueError as msg:
         if msg.args[0] != 0:
             s = str(msg)
             if TESTFN in s or bad_mode not in s:
                 self.fail("bad error message for invalid mode: %s" % s)
         # if msg.args[0] == 0, we're probably on Windows where there may be
         # no obvious way to discover why open() failed.
     else:
         f.close()
         self.fail("no error for invalid mode: %s" % bad_mode)
Ejemplo n.º 17
0
 def testBadModeArgument(self):
     # verify that we get a sensible error message for bad mode argument
     bad_mode = "qwerty"
     try:
         f = _fileio._FileIO(TESTFN, bad_mode)
     except ValueError as msg:
         if msg.args[0] != 0:
             s = str(msg)
             if s.find(TESTFN) != -1 or s.find(bad_mode) == -1:
                 self.fail("bad error message for invalid mode: %s" % s)
         # if msg.args[0] == 0, we're probably on Windows where there may be
         # no obvious way to discover why open() failed.
     else:
         f.close()
         self.fail("no error for invalid mode: %s" % bad_mode)
Ejemplo n.º 18
0
 def setUp(self):
     self.f = _fileio._FileIO(TESTFN, 'w')
Ejemplo n.º 19
0
 def testUnicodeOpen(self):
     # verify repr works for unicode too
     f = _fileio._FileIO(str(TESTFN), "w")
     f.close()
     os.unlink(TESTFN)
Ejemplo n.º 20
0
 def setUp(self):
     self.f = _fileio._FileIO(TESTFN, 'w')
Ejemplo n.º 21
0
 def testUnicodeOpen(self):
     # verify repr works for unicode too
     f = _fileio._FileIO(str(TESTFN), "w")
     f.close()
     os.unlink(TESTFN)