cmux/scripts/run-tests-v2.sh
2026-02-24 20:39:55 -08:00

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#!/usr/bin/env bash
set -euo pipefail
# This runner is intended for the UTM macOS VM (ssh cmux-vm).
# It is intentionally guarded so we don't accidentally kill the host user's cmux instances.
if [ "$(id -un)" != "cmux" ]; then
echo "ERROR: This script is intended to be run on the cmux-vm (user: cmux)." >&2
echo "Run via: ssh cmux-vm 'cd /Users/cmux/GhosttyTabs && ./scripts/run-tests-v2.sh'" >&2
exit 2
fi
cd "$(dirname "$0")/.."
DERIVED_DATA_PATH="$HOME/Library/Developer/Xcode/DerivedData/cmux-tests-v2"
APP="$DERIVED_DATA_PATH/Build/Products/Debug/cmux DEV.app"
RUN_TAG="tests-v2"
echo "== build =="
# Work around stale explicit-module cache artifacts (notably Sentry headers) that can
# intermittently break incremental VM builds with "file ... has been modified since the
# module file ... was built".
rm -rf "$DERIVED_DATA_PATH/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules" || true
xcodebuild \
-project GhosttyTabs.xcodeproj \
-scheme cmux \
-configuration Debug \
-destination "platform=macOS" \
-derivedDataPath "$DERIVED_DATA_PATH" \
build >/dev/null
if [ ! -d "$APP" ]; then
echo "ERROR: cmux DEV.app not found at expected path: $APP" >&2
exit 1
fi
cleanup() {
pkill -x "cmux DEV" || true
pkill -x "cmux" || true
rm -f /tmp/cmux*.sock || true
}
launch_and_wait() {
cleanup
# Wait briefly for the previous instance to fully terminate; LaunchServices can flake if we
# relaunch too quickly.
for _ in {1..50}; do
pgrep -x "cmux DEV" >/dev/null 2>&1 || break
sleep 0.1
done
# Force socket mode for deterministic automation runs, independent of prior user settings.
defaults write com.cmuxterm.app.debug socketControlMode -string full >/dev/null 2>&1 || true
# Launch directly with UI test mode enabled so startup follows deterministic test codepaths.
CMUX_TAG="$RUN_TAG" CMUX_UI_TEST_MODE=1 "$APP/Contents/MacOS/cmux DEV" >/dev/null 2>&1 &
SOCK=""
for _ in {1..120}; do
SOCK=$(ls -t /tmp/cmux-debug*.sock /tmp/cmux*.sock 2>/dev/null | head -1 || true)
if [ -n "$SOCK" ] && [ -S "$SOCK" ]; then
break
fi
sleep 0.25
done
if [ -z "$SOCK" ] || [ ! -S "$SOCK" ]; then
echo "ERROR: Socket not ready (looked for /tmp/cmux*.sock)" >&2
exit 1
fi
export CMUX_SOCKET_PATH="$SOCK"
export CMUX_SOCKET="$SOCK"
# Ensure LaunchServices has a visible/main window attached for rendering checks.
CMUX_TAG="$RUN_TAG" open "$APP" >/dev/null 2>&1 || true
sleep 0.5
echo "== wait ready =="
python3 - <<'PY'
import time
import os
import sys
sys.path.insert(0, os.path.join(os.getcwd(), "tests_v2"))
from cmux import cmux # type: ignore
deadline = time.time() + 30.0
last = None
client = None
while time.time() < deadline:
try:
client = cmux()
client.connect()
break
except Exception as e:
last = e
time.sleep(0.1)
else:
raise SystemExit(f"ERROR: Socket path exists but connect keeps failing: {last}")
workspace_ready = False
while time.time() < deadline:
try:
_ = client.current_workspace()
# Many focus-sensitive tests require the main window to be key.
# `open "$APP"` does not reliably activate the app when launched from SSH.
try:
client.activate_app()
except Exception:
pass
workspace_ready = True
break
except Exception as e:
last = e
time.sleep(0.1)
if not workspace_ready:
print(f"WARN: continuing without workspace-ready state: {last}")
# Use a fresh connection to avoid stale-listener races where the first connection succeeds but
# immediate reconnects fail with ECONNREFUSED.
probe_deadline = time.time() + 10.0
while time.time() < probe_deadline:
probe = None
try:
probe = cmux()
probe.connect()
if not probe.ping():
raise RuntimeError("ping returned false")
print("ready")
break
except Exception as e:
last = e
time.sleep(0.1)
finally:
if probe is not None:
try:
probe.close()
except Exception:
pass
else:
raise SystemExit(f"ERROR: Ready-check reconnect/ping failed: {last}")
# Force a single fresh workspace so startup-state restoration doesn't leave tests
# focused on non-terminal panels (which breaks read_screen/read_terminal_text assumptions)
# or with extra pre-existing workspaces that make ordering-dependent tests flaky.
bootstrap_last = None
for _ in range(3):
try:
existing_ids = []
try:
existing_ids = [row[1] for row in client.list_workspaces() if len(row) >= 2]
except Exception:
existing_ids = []
ws_id = client.new_workspace()
client.select_workspace(ws_id)
for old_id in existing_ids:
if old_id == ws_id:
continue
try:
client.close_workspace(old_id)
except Exception:
pass
surfaces = client.list_surfaces()
if not surfaces:
raise RuntimeError("new workspace has no surfaces")
client.focus_surface(0)
break
except Exception as e:
bootstrap_last = e
time.sleep(0.2)
else:
raise SystemExit(f"ERROR: Failed to bootstrap fresh terminal workspace: {bootstrap_last}")
window_last = None
window_deadline = time.time() + 10.0
while time.time() < window_deadline:
try:
health = client.surface_health()
if any(bool(row.get("in_window")) for row in health):
break
client.activate_app()
except Exception as e:
window_last = e
time.sleep(0.1)
else:
print(f"WARN: no in-window terminal surface detected before test start: {window_last}")
if client is not None:
try:
client.close()
except Exception:
pass
PY
}
run_test_with_retry() {
local f="$1"
local attempts=3
local n=1
while [ "$n" -le "$attempts" ]; do
echo "RUN $f (attempt $n/$attempts)"
if python3 "$f"; then
return 0
fi
if [ "$n" -ge "$attempts" ]; then
return 1
fi
echo "WARN: attempt $n failed for $f; relaunching and retrying" >&2
echo "== relaunch (retry) =="
launch_and_wait
n=$((n + 1))
done
return 1
}
echo "== tests (v2) =="
fail=0
for f in tests_v2/test_*.py; do
base=$(basename "$f")
if [ "$base" = "test_ctrl_interactive.py" ]; then
echo "SKIP $f"
continue
fi
echo "== launch ($base) =="
launch_and_wait
if ! run_test_with_retry "$f"; then
echo "FAIL $f" >&2
fail=1
break
fi
done
echo "== cleanup =="
cleanup
exit "$fail"