fish-shell/tests/pexpects/bind_mode_events.py
ridiculousfish bbb2f5aa14 Comment why certain tests are disabled under TSAN
This makes it clear that it is due to a known limitation of TSan and not
some lurking thread safety issue.
2021-12-28 21:35:30 -08:00

64 lines
1.4 KiB
Python

#!/usr/bin/env python3
from pexpect_helper import SpawnedProc
import os
import signal
sp = SpawnedProc()
send, sendline, sleep, expect_prompt = sp.send, sp.sendline, sp.sleep, sp.expect_prompt
expect_prompt()
send("set -g fish_key_bindings fish_vi_key_bindings\r")
expect_prompt()
send("echo ready to go\r")
expect_prompt("\r\nready to go\r\n")
send(
"function add_change --on-variable fish_bind_mode ; set -g MODE_CHANGES $MODE_CHANGES $fish_bind_mode ; end\r"
)
expect_prompt()
# normal mode
send("\033")
sleep(0.050)
# insert mode
send("i")
sleep(0.050)
# back to normal mode
send("\033")
sleep(0.050)
# insert mode again
send("i")
sleep(0.050)
send("echo mode changes: $MODE_CHANGES\r")
expect_prompt("\r\nmode changes: default insert default insert\r\n")
# Regression test for #8125.
# Control-C should return us to insert mode.
send("set -e MODE_CHANGES\r")
expect_prompt()
timeout = 0.15
if "CI" in os.environ:
# This doesn't work under TSan, because TSan prevents select() being
# interrupted by a signal.
import sys
print("SKIPPING the last of bind_mode_events.py")
sys.exit(0)
# Put some text on the command line and then go back to normal mode.
send("echo stuff")
sp.expect_str("echo stuff")
send("\033")
sleep(timeout)
os.kill(sp.spawn.pid, signal.SIGINT)
sleep(timeout)
# We should be back in insert mode now.
send("echo mode changes: $MODE_CHANGES\r")
expect_prompt("\r\nmode changes: default insert\r\n")