TestGdbRemote_vContThreads.py
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import json
import re
import gdbremote_testcase
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestGdbRemote_vContThreads(gdbremote_testcase.GdbRemoteTestCaseBase):
mydir = TestBase.compute_mydir(__file__)
def start_threads(self, num):
procs = self.prep_debug_monitor_and_inferior(
inferior_args=['thread:new'] * num + ['@started'])
# start the process and wait for output
self.test_sequence.add_log_lines([
"read packet: $c#63",
{"type": "output_match", "regex": self.maybe_strict_output_regex(
r"@started\r\n")},
], True)
# then interrupt it
self.add_interrupt_packets()
self.add_threadinfo_collection_packets()
context = self.expect_gdbremote_sequence()
self.assertIsNotNone(context)
threads = self.parse_threadinfo_packets(context)
self.assertIsNotNone(threads)
self.assertEqual(len(threads), num + 1)
self.reset_test_sequence()
return threads
def signal_one_thread(self):
threads = self.start_threads(1)
# try sending a signal to one of the two threads
self.test_sequence.add_log_lines([
"read packet: $vCont;C{0:x}:{1:x};c#00".format(
lldbutil.get_signal_number('SIGUSR1'), threads[0]),
{"direction": "send", "regex": r"^\$W00#b7$"},
], True)
context = self.expect_gdbremote_sequence()
self.assertIsNotNone(context)
@skipUnlessPlatform(["netbsd"])
@debugserver_test
def test_signal_one_thread_debugserver(self):
self.init_debugserver_test()
self.build()
self.set_inferior_startup_launch()
self.signal_one_thread()
@skipUnlessPlatform(["netbsd"])
@llgs_test
def test_signal_one_thread_llgs(self):
self.init_llgs_test()
self.build()
self.set_inferior_startup_launch()
self.signal_one_thread()
def signal_all_threads(self):
threads = self.start_threads(1)
# try sending a signal to two threads (= the process)
self.test_sequence.add_log_lines([
"read packet: $vCont;C{0:x}:{1:x};C{0:x}:{2:x}#00".format(
lldbutil.get_signal_number('SIGUSR1'),
threads[0], threads[1]),
{"direction": "send", "regex": r"^\$W00#b7$"},
], True)
context = self.expect_gdbremote_sequence()
self.assertIsNotNone(context)
@skipUnlessPlatform(["netbsd"])
@debugserver_test
def test_signal_all_threads_debugserver(self):
self.init_debugserver_test()
self.build()
self.set_inferior_startup_launch()
self.signal_all_threads()
@skipUnlessPlatform(["netbsd"])
@llgs_test
def test_signal_all_threads_llgs(self):
self.init_llgs_test()
self.build()
self.set_inferior_startup_launch()
self.signal_all_threads()
def signal_two_of_three_threads(self):
threads = self.start_threads(2)
# try sending a signal to 2 out of 3 threads
self.test_sequence.add_log_lines([
"read packet: $vCont;C{0:x}:{1:x};C{0:x}:{2:x};c#00".format(
lldbutil.get_signal_number('SIGUSR1'),
threads[1], threads[2]),
{"direction": "send", "regex": r"^\$E1e#db$"},
], True)
context = self.expect_gdbremote_sequence()
self.assertIsNotNone(context)
@skipUnlessPlatform(["netbsd"])
@debugserver_test
def test_signal_two_of_three_threads_debugserver(self):
self.init_debugserver_test()
self.build()
self.set_inferior_startup_launch()
self.signal_two_of_three_threads()
@skipUnlessPlatform(["netbsd"])
@llgs_test
def test_signal_two_of_three_threads_llgs(self):
self.init_llgs_test()
self.build()
self.set_inferior_startup_launch()
self.signal_two_of_three_threads()
def signal_two_signals(self):
threads = self.start_threads(1)
# try sending two different signals to two threads
self.test_sequence.add_log_lines([
"read packet: $vCont;C{0:x}:{1:x};C{2:x}:{3:x}#00".format(
lldbutil.get_signal_number('SIGUSR1'), threads[0],
lldbutil.get_signal_number('SIGUSR2'), threads[1]),
{"direction": "send", "regex": r"^\$E1e#db$"},
], True)
context = self.expect_gdbremote_sequence()
self.assertIsNotNone(context)
@skipUnlessPlatform(["netbsd"])
@debugserver_test
def test_signal_two_signals_debugserver(self):
self.init_debugserver_test()
self.build()
self.set_inferior_startup_launch()
self.signal_two_signals()
@skipUnlessPlatform(["netbsd"])
@llgs_test
def test_signal_two_signals_llgs(self):
self.init_llgs_test()
self.build()
self.set_inferior_startup_launch()
self.signal_two_signals()