49 lines · python
1"""2Tests ThreadSanitizer's support to detect a leaked thread.3"""4 5import lldb6from lldbsuite.test.lldbtest import *7from lldbsuite.test.decorators import *8import lldbsuite.test.lldbutil as lldbutil9 10 11class TsanThreadLeakTestCase(TestBase):12 @expectedFailureAll(13 oslist=["linux"],14 bugnumber="non-core functionality, need to reenable and fix later (DES 2014.11.07)",15 )16 @expectedFailureNetBSD17 @skipIfFreeBSD # llvm.org/pr21136 runtimes not yet available by default18 @skipIfRemote19 @skipUnlessThreadSanitizer20 def test(self):21 self.build()22 self.tsan_tests()23 24 def tsan_tests(self):25 exe = self.getBuildArtifact("a.out")26 self.expect("file " + exe, patterns=["Current executable set to .*a.out"])27 28 self.runCmd("run")29 30 stop_reason = (31 self.dbg.GetSelectedTarget().process.GetSelectedThread().GetStopReason()32 )33 if stop_reason == lldb.eStopReasonExec:34 # On OS X 10.10 and older, we need to re-exec to enable35 # interceptors.36 self.runCmd("continue")37 38 # the stop reason of the thread should be breakpoint.39 self.expect(40 "thread list",41 "A thread leak should be detected",42 substrs=["stopped", "stop reason = Thread leak detected"],43 )44 45 self.assertEqual(46 self.dbg.GetSelectedTarget().process.GetSelectedThread().GetStopReason(),47 lldb.eStopReasonInstrumentation,48 )49