def test_dup_dup2_non_inheritable():
for preset in [False, True]:
fd1, fd2 = os.pipe()
rposix.set_inheritable(fd1, preset)
rposix.set_inheritable(fd2, preset)
fd3 = rposix.dup(fd1, True)
assert rposix.get_inheritable(fd3) == True
fd4 = rposix.dup(fd1, False)
assert rposix.get_inheritable(fd4) == False
rposix.dup2(fd2, fd4, False)
assert rposix.get_inheritable(fd4) == False
rposix.dup2(fd2, fd3, True)
assert rposix.get_inheritable(fd3) == True
os.close(fd1)
os.close(fd2)
os.close(fd3)
os.close(fd4)
def test_dup_dup2_non_inheritable():
for preset in [False, True]:
fd1, fd2 = os.pipe()
rposix.set_inheritable(fd1, preset)
rposix.set_inheritable(fd2, preset)
fd3 = rposix.dup(fd1, True)
assert rposix.get_inheritable(fd3) == True
fd4 = rposix.dup(fd1, False)
assert rposix.get_inheritable(fd4) == False
rposix.dup2(fd2, fd4, False)
assert rposix.get_inheritable(fd4) == False
rposix.dup2(fd2, fd3, True)
assert rposix.get_inheritable(fd3) == True
os.close(fd1)
os.close(fd2)
os.close(fd3)
os.close(fd4)