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| """
Test that we obey thread conditioned breakpoints and expression
conditioned breakpoints simultaneously
"""
from __future__ import print_function
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class ThreadSpecificBreakPlusConditionTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
# test frequently times out or hangs
@skipIf(oslist=['windows', 'freebsd'])
@skipIfDarwin
# hits break in another thread in testrun
@expectedFailureAll(oslist=['freebsd'], bugnumber='llvm.org/pr18522')
@add_test_categories(['pyapi'])
@expectedFailureAll(oslist=['ios', 'watchos', 'tvos', 'bridgeos'], archs=['armv7', 'armv7k'], bugnumber='rdar://problem/34563348') # Two threads seem to end up with the same my_value when built for armv7.
@expectedFailureNetBSD
def test_python(self):
"""Test that we obey thread conditioned breakpoints."""
self.build()
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
main_source_spec = lldb.SBFileSpec("main.cpp")
# Set a breakpoint in the thread body, and make it active for only the
# first thread.
break_thread_body = target.BreakpointCreateBySourceRegex(
"Break here in thread body.", main_source_spec)
self.assertTrue(
break_thread_body.IsValid() and break_thread_body.GetNumLocations() > 0,
"Failed to set thread body breakpoint.")
process = target.LaunchSimple(
None, None, self.get_process_working_directory())
self.assertTrue(process, PROCESS_IS_VALID)
threads = lldbutil.get_threads_stopped_at_breakpoint(
process, break_thread_body)
victim_thread = threads[0]
# Pick one of the threads, and change the breakpoint so it ONLY stops for this thread,
# but add a condition that it won't stop for this thread's my_value. The other threads
# pass the condition, so they should stop, but if the thread-specification is working
# they should not stop. So nobody should hit the breakpoint anymore, and we should
# just exit cleanly.
frame = victim_thread.GetFrameAtIndex(0)
value = frame.FindVariable("my_value").GetValueAsSigned(0)
self.assertTrue(
value > 0 and value < 11,
"Got a reasonable value for my_value.")
cond_string = "my_value != %d" % (value)
break_thread_body.SetThreadID(victim_thread.GetThreadID())
break_thread_body.SetCondition(cond_string)
process.Continue()
next_stop_state = process.GetState()
self.assertTrue(
next_stop_state == lldb.eStateExited,
"We should have not hit the breakpoint again.")
|