# -*- coding: utf-8 -*-
"""Test CLR bridge threading and GIL handling."""
import threading
import time
import _thread as thread
from .utils import dprint
def test_simple_callback_to_python():
"""Test a call to managed code that then calls back into Python."""
from Python.Test import ThreadTest
dprint("thread %s SimpleCallBack" % thread.get_ident())
result = ThreadTest.CallEchoString("spam")
assert result == "spam"
dprint("thread %s SimpleCallBack ret" % thread.get_ident())
def test_double_callback_to_python():
"""Test a call to managed code that then calls back into Python
that then calls managed code that then calls Python again."""
from Python.Test import ThreadTest
dprint("thread %s DoubleCallBack" % thread.get_ident())
result = ThreadTest.CallEchoString2("spam")
assert result == "spam"
dprint("thread %s DoubleCallBack ret" % thread.get_ident())
def test_python_thread_calls_to_clr():
"""Test calls by Python-spawned threads into managed code."""
# This test is very likely to hang if something is wrong ;)
import System
done = []
def run_thread():
for i in range(10):
time.sleep(0.1)
dprint("thread %s %d" % (thread.get_ident(), i))
mstr = System.String("thread %s %d" % (thread.get_ident(), i))
dprint(mstr.ToString())
done.append(None)
dprint("thread %s %d done" % (thread.get_ident(), i))
def start_threads(count):
for _ in range(count):
thread_ = threading.Thread(target=run_thread)
thread_.start()
start_threads(5)
while len(done) < 50:
dprint(len(done))
time.sleep(0.1)