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authorcinap_lenrek <cinap_lenrek@localhost>2011-05-04 05:41:33 +0000
committercinap_lenrek <cinap_lenrek@localhost>2011-05-04 05:41:33 +0000
commitb8436b026a90291ba26afa4f7a2700720b03339f (patch)
tree3098aede87640c80567ecb31022e0404a8b5ec75 /sys/lib/python/test/test_file.py
parent6c1b42188259a6f1636cd15a9570b18af03e2dbb (diff)
remove python test cases
Diffstat (limited to 'sys/lib/python/test/test_file.py')
-rw-r--r--sys/lib/python/test/test_file.py336
1 files changed, 0 insertions, 336 deletions
diff --git a/sys/lib/python/test/test_file.py b/sys/lib/python/test/test_file.py
deleted file mode 100644
index 73cb5b241..000000000
--- a/sys/lib/python/test/test_file.py
+++ /dev/null
@@ -1,336 +0,0 @@
-import sys
-import os
-import unittest
-from array import array
-from weakref import proxy
-
-from test.test_support import TESTFN, findfile, run_unittest
-from UserList import UserList
-
-class AutoFileTests(unittest.TestCase):
- # file tests for which a test file is automatically set up
-
- def setUp(self):
- self.f = open(TESTFN, 'wb')
-
- def tearDown(self):
- if self.f:
- self.f.close()
- os.remove(TESTFN)
-
- def testWeakRefs(self):
- # verify weak references
- p = proxy(self.f)
- p.write('teststring')
- self.assertEquals(self.f.tell(), p.tell())
- self.f.close()
- self.f = None
- self.assertRaises(ReferenceError, getattr, p, 'tell')
-
- def testAttributes(self):
- # verify expected attributes exist
- f = self.f
- softspace = f.softspace
- f.name # merely shouldn't blow up
- f.mode # ditto
- f.closed # ditto
-
- # verify softspace is writable
- f.softspace = softspace # merely shouldn't blow up
-
- # verify the others aren't
- for attr in 'name', 'mode', 'closed':
- self.assertRaises((AttributeError, TypeError), setattr, f, attr, 'oops')
-
- def testReadinto(self):
- # verify readinto
- self.f.write('12')
- self.f.close()
- a = array('c', 'x'*10)
- self.f = open(TESTFN, 'rb')
- n = self.f.readinto(a)
- self.assertEquals('12', a.tostring()[:n])
-
- def testWritelinesUserList(self):
- # verify writelines with instance sequence
- l = UserList(['1', '2'])
- self.f.writelines(l)
- self.f.close()
- self.f = open(TESTFN, 'rb')
- buf = self.f.read()
- self.assertEquals(buf, '12')
-
- def testWritelinesIntegers(self):
- # verify writelines with integers
- self.assertRaises(TypeError, self.f.writelines, [1, 2, 3])
-
- def testWritelinesIntegersUserList(self):
- # verify writelines with integers in UserList
- l = UserList([1,2,3])
- self.assertRaises(TypeError, self.f.writelines, l)
-
- def testWritelinesNonString(self):
- # verify writelines with non-string object
- class NonString:
- pass
-
- self.assertRaises(TypeError, self.f.writelines,
- [NonString(), NonString()])
-
- def testRepr(self):
- # verify repr works
- self.assert_(repr(self.f).startswith("<open file '" + TESTFN))
-
- def testErrors(self):
- f = self.f
- self.assertEquals(f.name, TESTFN)
- self.assert_(not f.isatty())
- self.assert_(not f.closed)
-
- self.assertRaises(TypeError, f.readinto, "")
- f.close()
- self.assert_(f.closed)
-
- def testMethods(self):
- methods = ['fileno', 'flush', 'isatty', 'next', 'read', 'readinto',
- 'readline', 'readlines', 'seek', 'tell', 'truncate',
- 'write', 'xreadlines', '__iter__']
- if sys.platform.startswith('atheos'):
- methods.remove('truncate')
-
- # __exit__ should close the file
- self.f.__exit__(None, None, None)
- self.assert_(self.f.closed)
-
- for methodname in methods:
- method = getattr(self.f, methodname)
- # should raise on closed file
- self.assertRaises(ValueError, method)
- self.assertRaises(ValueError, self.f.writelines, [])
-
- # file is closed, __exit__ shouldn't do anything
- self.assertEquals(self.f.__exit__(None, None, None), None)
- # it must also return None if an exception was given
- try:
- 1/0
- except:
- self.assertEquals(self.f.__exit__(*sys.exc_info()), None)
-
-
-class OtherFileTests(unittest.TestCase):
-
- def testModeStrings(self):
- # check invalid mode strings
- for mode in ("", "aU", "wU+"):
- try:
- f = open(TESTFN, mode)
- except ValueError:
- pass
- else:
- f.close()
- self.fail('%r is an invalid file mode' % mode)
-
- def testStdin(self):
- # This causes the interpreter to exit on OSF1 v5.1.
- if sys.platform != 'osf1V5':
- self.assertRaises(IOError, sys.stdin.seek, -1)
- else:
- print >>sys.__stdout__, (
- ' Skipping sys.stdin.seek(-1), it may crash the interpreter.'
- ' Test manually.')
- self.assertRaises(IOError, sys.stdin.truncate)
-
- def testUnicodeOpen(self):
- # verify repr works for unicode too
- f = open(unicode(TESTFN), "w")
- self.assert_(repr(f).startswith("<open file u'" + TESTFN))
- f.close()
- os.unlink(TESTFN)
-
- def testBadModeArgument(self):
- # verify that we get a sensible error message for bad mode argument
- bad_mode = "qwerty"
- try:
- f = open(TESTFN, bad_mode)
- except ValueError, msg:
- if msg[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[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)
-
- def testSetBufferSize(self):
- # make sure that explicitly setting the buffer size doesn't cause
- # misbehaviour especially with repeated close() calls
- for s in (-1, 0, 1, 512):
- try:
- f = open(TESTFN, 'w', s)
- f.write(str(s))
- f.close()
- f.close()
- f = open(TESTFN, 'r', s)
- d = int(f.read())
- f.close()
- f.close()
- except IOError, msg:
- self.fail('error setting buffer size %d: %s' % (s, str(msg)))
- self.assertEquals(d, s)
-
- def testTruncateOnWindows(self):
- os.unlink(TESTFN)
-
- def bug801631():
- # SF bug <http://www.python.org/sf/801631>
- # "file.truncate fault on windows"
- f = open(TESTFN, 'wb')
- f.write('12345678901') # 11 bytes
- f.close()
-
- f = open(TESTFN,'rb+')
- data = f.read(5)
- if data != '12345':
- 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)
-
- try:
- bug801631()
- finally:
- os.unlink(TESTFN)
-
- def testIteration(self):
- # Test the complex interaction when mixing file-iteration and the
- # various read* methods. Ostensibly, the mixture could just be tested
- # to work when it should work according to the Python language,
- # instead of fail when it should fail according to the current CPython
- # implementation. People don't always program Python the way they
- # should, though, and the implemenation might change in subtle ways,
- # so we explicitly test for errors, too; the test will just have to
- # be updated when the implementation changes.
- dataoffset = 16384
- filler = "ham\n"
- assert not dataoffset % len(filler), \
- "dataoffset must be multiple of len(filler)"
- nchunks = dataoffset // len(filler)
- testlines = [
- "spam, spam and eggs\n",
- "eggs, spam, ham and spam\n",
- "saussages, spam, spam and eggs\n",
- "spam, ham, spam and eggs\n",
- "spam, spam, spam, spam, spam, ham, spam\n",
- "wonderful spaaaaaam.\n"
- ]
- methods = [("readline", ()), ("read", ()), ("readlines", ()),
- ("readinto", (array("c", " "*100),))]
-
- try:
- # Prepare the testfile
- bag = open(TESTFN, "w")
- bag.write(filler * nchunks)
- bag.writelines(testlines)
- bag.close()
- # Test for appropriate errors mixing read* and iteration
- for methodname, args in methods:
- f = open(TESTFN)
- if f.next() != filler:
- self.fail, "Broken testfile"
- meth = getattr(f, methodname)
- try:
- meth(*args)
- except ValueError:
- pass
- else:
- self.fail("%s%r after next() didn't raise ValueError" %
- (methodname, args))
- f.close()
-
- # Test to see if harmless (by accident) mixing of read* and
- # iteration still works. This depends on the size of the internal
- # iteration buffer (currently 8192,) but we can test it in a
- # flexible manner. Each line in the bag o' ham is 4 bytes
- # ("h", "a", "m", "\n"), so 4096 lines of that should get us
- # exactly on the buffer boundary for any power-of-2 buffersize
- # between 4 and 16384 (inclusive).
- f = open(TESTFN)
- for i in range(nchunks):
- f.next()
- testline = testlines.pop(0)
- try:
- line = f.readline()
- except ValueError:
- self.fail("readline() after next() with supposedly empty "
- "iteration-buffer failed anyway")
- if line != testline:
- self.fail("readline() after next() with empty buffer "
- "failed. Got %r, expected %r" % (line, testline))
- testline = testlines.pop(0)
- buf = array("c", "\x00" * len(testline))
- try:
- f.readinto(buf)
- except ValueError:
- self.fail("readinto() after next() with supposedly empty "
- "iteration-buffer failed anyway")
- line = buf.tostring()
- if line != testline:
- self.fail("readinto() after next() with empty buffer "
- "failed. Got %r, expected %r" % (line, testline))
-
- testline = testlines.pop(0)
- try:
- line = f.read(len(testline))
- except ValueError:
- self.fail("read() after next() with supposedly empty "
- "iteration-buffer failed anyway")
- if line != testline:
- self.fail("read() after next() with empty buffer "
- "failed. Got %r, expected %r" % (line, testline))
- try:
- lines = f.readlines()
- except ValueError:
- self.fail("readlines() after next() with supposedly empty "
- "iteration-buffer failed anyway")
- if lines != testlines:
- self.fail("readlines() after next() with empty buffer "
- "failed. Got %r, expected %r" % (line, testline))
- # Reading after iteration hit EOF shouldn't hurt either
- f = open(TESTFN)
- try:
- for line in f:
- pass
- try:
- f.readline()
- f.readinto(buf)
- f.read()
- f.readlines()
- except ValueError:
- self.fail("read* failed after next() consumed file")
- finally:
- f.close()
- finally:
- os.unlink(TESTFN)
-
-
-def test_main():
- # Historically, these tests have been sloppy about removing TESTFN.
- # So get rid of it no matter what.
- try:
- run_unittest(AutoFileTests, OtherFileTests)
- finally:
- if os.path.exists(TESTFN):
- os.unlink(TESTFN)
-
-if __name__ == '__main__':
- test_main()