diff options
Diffstat (limited to 'lib/python2.7/test/test_resource.py')
| -rw-r--r-- | lib/python2.7/test/test_resource.py | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/lib/python2.7/test/test_resource.py b/lib/python2.7/test/test_resource.py deleted file mode 100644 index 745b26b..0000000 --- a/lib/python2.7/test/test_resource.py +++ /dev/null @@ -1,127 +0,0 @@ -import unittest -from test import test_support -import time - -resource = test_support.import_module('resource') - -# This test is checking a few specific problem spots with the resource module. - -class ResourceTest(unittest.TestCase): - - def test_args(self): - self.assertRaises(TypeError, resource.getrlimit) - self.assertRaises(TypeError, resource.getrlimit, 42, 42) - self.assertRaises(TypeError, resource.setrlimit) - self.assertRaises(TypeError, resource.setrlimit, 42, 42, 42) - - def test_fsize_ismax(self): - try: - (cur, max) = resource.getrlimit(resource.RLIMIT_FSIZE) - except AttributeError: - pass - else: - # RLIMIT_FSIZE should be RLIM_INFINITY, which will be a really big - # number on a platform with large file support. On these platforms, - # we need to test that the get/setrlimit functions properly convert - # the number to a C long long and that the conversion doesn't raise - # an error. - self.assertEqual(resource.RLIM_INFINITY, max) - resource.setrlimit(resource.RLIMIT_FSIZE, (cur, max)) - - def test_fsize_enforced(self): - try: - (cur, max) = resource.getrlimit(resource.RLIMIT_FSIZE) - except AttributeError: - pass - else: - # Check to see what happens when the RLIMIT_FSIZE is small. Some - # versions of Python were terminated by an uncaught SIGXFSZ, but - # pythonrun.c has been fixed to ignore that exception. If so, the - # write() should return EFBIG when the limit is exceeded. - - # At least one platform has an unlimited RLIMIT_FSIZE and attempts - # to change it raise ValueError instead. - try: - try: - resource.setrlimit(resource.RLIMIT_FSIZE, (1024, max)) - limit_set = True - except ValueError: - limit_set = False - f = open(test_support.TESTFN, "wb") - try: - f.write("X" * 1024) - try: - f.write("Y") - f.flush() - # On some systems (e.g., Ubuntu on hppa) the flush() - # doesn't always cause the exception, but the close() - # does eventually. Try flushing several times in - # an attempt to ensure the file is really synced and - # the exception raised. - for i in range(5): - time.sleep(.1) - f.flush() - except IOError: - if not limit_set: - raise - if limit_set: - # Close will attempt to flush the byte we wrote - # Restore limit first to avoid getting a spurious error - resource.setrlimit(resource.RLIMIT_FSIZE, (cur, max)) - finally: - f.close() - finally: - if limit_set: - resource.setrlimit(resource.RLIMIT_FSIZE, (cur, max)) - test_support.unlink(test_support.TESTFN) - - def test_fsize_toobig(self): - # Be sure that setrlimit is checking for really large values - too_big = 10L**50 - try: - (cur, max) = resource.getrlimit(resource.RLIMIT_FSIZE) - except AttributeError: - pass - else: - try: - resource.setrlimit(resource.RLIMIT_FSIZE, (too_big, max)) - except (OverflowError, ValueError): - pass - try: - resource.setrlimit(resource.RLIMIT_FSIZE, (max, too_big)) - except (OverflowError, ValueError): - pass - - def test_getrusage(self): - self.assertRaises(TypeError, resource.getrusage) - self.assertRaises(TypeError, resource.getrusage, 42, 42) - usageself = resource.getrusage(resource.RUSAGE_SELF) - usagechildren = resource.getrusage(resource.RUSAGE_CHILDREN) - # May not be available on all systems. - try: - usageboth = resource.getrusage(resource.RUSAGE_BOTH) - except (ValueError, AttributeError): - pass - - # Issue 6083: Reference counting bug - def test_setrusage_refcount(self): - try: - limits = resource.getrlimit(resource.RLIMIT_CPU) - except AttributeError: - pass - else: - class BadSequence: - def __len__(self): - return 2 - def __getitem__(self, key): - if key in (0, 1): - return len(tuple(range(1000000))) - raise IndexError - - resource.setrlimit(resource.RLIMIT_CPU, BadSequence()) - -def test_main(verbose=None): - test_support.run_unittest(ResourceTest) - -if __name__ == "__main__": - test_main() |