def test_largefile():
if not hasattr(os, 'ftruncate'):
py.test.skip("this os has no ftruncate :-(")
from pypy.module.posix.test.test_posix2 import need_sparse_files
need_sparse_files()
filename = str(udir.join('test_largefile'))
r4800000000 = r_longlong(4800000000L)
r4900000000 = r_longlong(4900000000L)
r5000000000 = r_longlong(5000000000L)
r5200000000 = r_longlong(5200000000L)
r9900000000 = r_longlong(9900000000L)
r10000000000 = r_longlong(10000000000L)
def does_stuff():
fd = os.open(filename, os.O_RDWR | os.O_CREAT, 0666)
os.ftruncate(fd, r10000000000)
res = os.lseek(fd, r9900000000, 0)
assert res == r9900000000
res = os.lseek(fd, -r5000000000, 1)
assert res == r4900000000
res = os.lseek(fd, -r5200000000, 2)
assert res == r4800000000
os.close(fd)
st = os.stat(filename)
assert st.st_size == r10000000000
does_stuff()
os.unlink(filename)
f1 = compile(does_stuff, [])
f1()
os.unlink(filename)
def test_standalone_large_files(self):
from pypy.module.posix.test.test_posix2 import need_sparse_files
need_sparse_files()
filename = str(udir.join('test_standalone_largefile'))
r4800000000 = r_longlong(4800000000L)
def entry_point(argv):
fd = os.open(filename, os.O_RDWR | os.O_CREAT, 0644)
os.lseek(fd, r4800000000, 0)
os.write(fd, "$")
newpos = os.lseek(fd, 0, 1)
if newpos == r4800000000 + 1:
print "OK"
else:
print "BAD POS"
os.close(fd)
return 0
t = TranslationContext(self.config)
t.buildannotator().build_types(entry_point, [s_list_of_strings])
t.buildrtyper().specialize()
cbuilder = CStandaloneBuilder(t, entry_point, t.config)
cbuilder.generate_source()
cbuilder.compile()
data = cbuilder.cmdexec('hi there')
assert data.strip() == "OK"
def test_standalone_large_files(self):
from pypy.module.posix.test.test_posix2 import need_sparse_files
need_sparse_files()
filename = str(udir.join('test_standalone_largefile'))
r4800000000 = r_longlong(4800000000L)
def entry_point(argv):
fd = os.open(filename, os.O_RDWR | os.O_CREAT, 0644)
os.lseek(fd, r4800000000, 0)
os.write(fd, "$")
newpos = os.lseek(fd, 0, 1)
if newpos == r4800000000 + 1:
print "OK"
else:
print "BAD POS"
os.close(fd)
return 0
t, cbuilder = self.compile(entry_point)
data = cbuilder.cmdexec('hi there')
assert data.strip() == "OK"
def test_standalone_large_files(self):
from pypy.module.posix.test.test_posix2 import need_sparse_files
need_sparse_files()
filename = str(udir.join('test_standalone_largefile'))
r4800000000 = r_longlong(4800000000L)
def entry_point(argv):
fd = os.open(filename, os.O_RDWR | os.O_CREAT, 0644)
os.lseek(fd, r4800000000, 0)
os.write(fd, "$")
newpos = os.lseek(fd, 0, 1)
if newpos == r4800000000 + 1:
print "OK"
else:
print "BAD POS"
os.close(fd)
return 0
t, cbuilder = self.compile(entry_point)
data = cbuilder.cmdexec('hi there')
assert data.strip() == "OK"
def test_standalone_large_files():
from pypy.module.posix.test.test_posix2 import need_sparse_files
need_sparse_files()
filename = str(udir.join('test_standalone_largefile'))
r4800000000 = r_longlong(4800000000L)
def entry_point(argv):
fd = os.open(filename, os.O_RDWR | os.O_CREAT, 0644)
os.lseek(fd, r4800000000, 0)
os.write(fd, "$")
newpos = os.lseek(fd, 0, 1)
if newpos == r4800000000 + 1:
print "OK"
else:
print "BAD POS"
os.close(fd)
return 0
t = TranslationContext()
t.buildannotator().build_types(entry_point, [s_list_of_strings])
t.buildrtyper().specialize()
cbuilder = CStandaloneBuilder(t, entry_point, t.config)
cbuilder.generate_source()
cbuilder.compile()
data = cbuilder.cmdexec('hi there')
assert data.strip() == "OK"
def setup_method(self, meth):
if getattr(meth, 'need_sparse_files', False):
from pypy.module.posix.test.test_posix2 import need_sparse_files
need_sparse_files()
def setup_method(self, meth):
if getattr(meth, 'need_sparse_files', False):
from pypy.module.posix.test.test_posix2 import need_sparse_files
need_sparse_files()
