fish-shell/tests/pexpects/exit_handlers.py

34 lines
1.0 KiB
Python

#!/usr/bin/env python3
from pexpect_helper import SpawnedProc
import os
import signal
import tempfile
from time import sleep
# Ensure that on-exit handlers run even if we get SIGHUP.
with tempfile.NamedTemporaryFile(mode="r", encoding="utf8") as tf:
sp = SpawnedProc()
fish_pid = sp.spawn.pid
sp.expect_prompt()
sp.sendline(
"function myexit --on-event fish_exit; /bin/echo $fish_pid > {filename}; end".format(
filename=tf.name
)
)
sp.expect_prompt()
os.kill(fish_pid, signal.SIGHUP)
# Note that fish's SIGHUP handling in interactive mode races with the call to select.
# So actually close its stdin, like a terminal emulator would do.
sp.spawn.close(force=False)
sp.spawn.wait()
tf.seek(0)
line = tf.readline().strip()
if line != str(fish_pid):
colors = sp.colors()
print(
"""{RED}Failed to find pid written by exit handler{RESET}""".format(
**colors
)
)
print("""Expected '{}', found '{}'""".format(fish_pid, line))