You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
137 lines
5.6 KiB
137 lines
5.6 KiB
"""Test that we get thread names when interrupting a process."""
|
|
|
|
|
|
import time
|
|
import lldb
|
|
from lldbsuite.test.decorators import *
|
|
from lldbsuite.test.lldbtest import *
|
|
from lldbsuite.test import lldbutil
|
|
|
|
|
|
class TestInterruptThreadNames(TestBase):
|
|
|
|
mydir = TestBase.compute_mydir(__file__)
|
|
|
|
@skipUnlessDarwin
|
|
@add_test_categories(['pyapi'])
|
|
@skipIfReproducer # While loop with non fixed number of iterations.
|
|
def test_with_python_api(self):
|
|
"""Test that we get thread names when interrupting a process."""
|
|
self.build()
|
|
exe = self.getBuildArtifact("a.out")
|
|
|
|
target = self.dbg.CreateTarget(exe)
|
|
self.assertTrue(target, VALID_TARGET)
|
|
|
|
launch_info = target.GetLaunchInfo()
|
|
error = lldb.SBError()
|
|
self.dbg.SetAsync(True)
|
|
process = target.Launch(launch_info, error)
|
|
self.assertTrue(process, PROCESS_IS_VALID)
|
|
|
|
listener = self.dbg.GetListener()
|
|
broadcaster = process.GetBroadcaster()
|
|
rc = broadcaster.AddListener(listener, lldb.SBProcess.eBroadcastBitStateChanged)
|
|
self.assertNotEqual(rc, 0, "Unable to add listener to process")
|
|
self.assertTrue(self.wait_for_running(process, listener), "Check that process is up and running")
|
|
|
|
inferior_set_up = self.wait_until_program_setup_complete(process, listener)
|
|
|
|
# Check that the program was able to create its threads within the allotted time
|
|
self.assertTrue(inferior_set_up.IsValid())
|
|
self.assertEquals(inferior_set_up.GetValueAsSigned(), 1)
|
|
|
|
self.check_number_of_threads(process)
|
|
|
|
main_thread = lldb.SBThread()
|
|
second_thread = lldb.SBThread()
|
|
third_thread = lldb.SBThread()
|
|
for idx in range(0, process.GetNumThreads()):
|
|
t = process.GetThreadAtIndex(idx)
|
|
if t.GetName() == "main thread":
|
|
main_thread = t
|
|
if t.GetName() == "second thread":
|
|
second_thread = t
|
|
if t.GetName() == "third thread":
|
|
third_thread = t
|
|
|
|
self.check_expected_threads_present(main_thread, second_thread, third_thread)
|
|
|
|
process.Kill()
|
|
|
|
|
|
# The process will set a global variable 'threads_up_and_running' to 1 when
|
|
# it has has completed its setup. Sleep for one second, pause the program,
|
|
# check to see if the global has that value, and continue if it does not.
|
|
def wait_until_program_setup_complete(self, process, listener):
|
|
inferior_set_up = lldb.SBValue()
|
|
retry = 5
|
|
while retry > 0:
|
|
arch = self.getArchitecture()
|
|
# when running the testsuite against a remote arm device, it may take
|
|
# a little longer for the process to start up. Use a "can't possibly take
|
|
# longer than this" value.
|
|
if arch == 'arm64' or arch == 'armv7':
|
|
time.sleep(10)
|
|
else:
|
|
time.sleep(1)
|
|
process.SendAsyncInterrupt()
|
|
self.assertTrue(self.wait_for_stop(process, listener), "Check that process is paused")
|
|
inferior_set_up = process.GetTarget().CreateValueFromExpression("threads_up_and_running", "threads_up_and_running")
|
|
if inferior_set_up.IsValid() and inferior_set_up.GetValueAsSigned() == 1:
|
|
retry = 0
|
|
else:
|
|
process.Continue()
|
|
retry = retry - 1
|
|
return inferior_set_up
|
|
|
|
# Listen to the process events until we get an event saying that the process is
|
|
# running. Retry up to five times in case we get other events that are not
|
|
# what we're looking for.
|
|
def wait_for_running(self, process, listener):
|
|
retry_count = 5
|
|
if process.GetState() == lldb.eStateRunning:
|
|
return True
|
|
|
|
while retry_count > 0:
|
|
event = lldb.SBEvent()
|
|
listener.WaitForEvent(2, event)
|
|
if event.GetType() == lldb.SBProcess.eBroadcastBitStateChanged:
|
|
if process.GetState() == lldb.eStateRunning:
|
|
return True
|
|
retry_count = retry_count - 1
|
|
|
|
return False
|
|
|
|
# Listen to the process events until we get an event saying the process is
|
|
# stopped. Retry up to five times in case we get other events that we are
|
|
# not looking for.
|
|
def wait_for_stop(self, process, listener):
|
|
retry_count = 5
|
|
if process.GetState() == lldb.eStateStopped or process.GetState() == lldb.eStateCrashed or process.GetState() == lldb.eStateDetached or process.GetState() == lldb.eStateExited:
|
|
return True
|
|
|
|
while retry_count > 0:
|
|
event = lldb.SBEvent()
|
|
listener.WaitForEvent(2, event)
|
|
if event.GetType() == lldb.SBProcess.eBroadcastBitStateChanged:
|
|
if process.GetState() == lldb.eStateStopped or process.GetState() == lldb.eStateCrashed or process.GetState() == lldb.eStateDetached or process.GetState() == lldb.eStateExited:
|
|
return True
|
|
if process.GetState() == lldb.eStateCrashed or process.GetState() == lldb.eStateDetached or process.GetState() == lldb.eStateExited:
|
|
return False
|
|
retry_count = retry_count - 1
|
|
|
|
return False
|
|
|
|
|
|
|
|
def check_number_of_threads(self, process):
|
|
self.assertTrue(
|
|
process.GetNumThreads() == 3,
|
|
"Check that the process has three threads when sitting at the stopper() breakpoint")
|
|
|
|
def check_expected_threads_present(self, main_thread, second_thread, third_thread):
|
|
self.assertTrue(
|
|
main_thread.IsValid() and second_thread.IsValid() and third_thread.IsValid(),
|
|
"Got all three expected threads")
|