diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2019-08-20 18:01:57 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2019-08-20 18:01:57 +0000 |
| commit | 88c643b6fec27eec436c8d138fee6346e92337d6 (patch) | |
| tree | 82cd13b2f3cde1c9e5f79689ba4e6ba67694843f /packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py | |
| parent | 94994d372d014ce4c8758b9605d63fae651bd8aa (diff) | |
Notes
Diffstat (limited to 'packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py')
| -rw-r--r-- | packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py b/packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py deleted file mode 100644 index c91ed41a2478..000000000000 --- a/packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py +++ /dev/null @@ -1,136 +0,0 @@ -""" -Tests basic ThreadSanitizer support (detecting a data race). -""" - -import os -import time -import lldb -from lldbsuite.test.lldbtest import * -from lldbsuite.test.decorators import * -import lldbsuite.test.lldbutil as lldbutil -import json - - -class TsanBasicTestCase(TestBase): - - mydir = TestBase.compute_mydir(__file__) - - @expectedFailureAll( - oslist=["linux"], - bugnumber="non-core functionality, need to reenable and fix later (DES 2014.11.07)") - @skipIfFreeBSD # llvm.org/pr21136 runtimes not yet available by default - @skipIfRemote - @skipUnlessThreadSanitizer - def test(self): - self.build() - self.tsan_tests() - - def setUp(self): - # Call super's setUp(). - TestBase.setUp(self) - self.line_malloc = line_number('main.c', '// malloc line') - self.line_thread1 = line_number('main.c', '// thread1 line') - self.line_thread2 = line_number('main.c', '// thread2 line') - - def tsan_tests(self): - exe = self.getBuildArtifact("a.out") - self.expect( - "file " + exe, - patterns=["Current executable set to .*a.out"]) - - self.runCmd("run") - - stop_reason = self.dbg.GetSelectedTarget().process.GetSelectedThread().GetStopReason() - if stop_reason == lldb.eStopReasonExec: - # On OS X 10.10 and older, we need to re-exec to enable - # interceptors. - self.runCmd("continue") - - # the stop reason of the thread should be breakpoint. - self.expect("thread list", "A data race should be detected", - substrs=['stopped', 'stop reason = Data race detected']) - - self.assertEqual( - self.dbg.GetSelectedTarget().process.GetSelectedThread().GetStopReason(), - lldb.eStopReasonInstrumentation) - - # test that the TSan dylib is present - self.expect( - "image lookup -n __tsan_get_current_report", - "__tsan_get_current_report should be present", - substrs=['1 match found']) - - # We should be stopped in __tsan_on_report - process = self.dbg.GetSelectedTarget().process - thread = process.GetSelectedThread() - frame = thread.GetSelectedFrame() - self.assertTrue("__tsan_on_report" in frame.GetFunctionName()) - - # The stopped thread backtrace should contain either line1 or line2 - # from main.c. - found = False - for i in range(0, thread.GetNumFrames()): - frame = thread.GetFrameAtIndex(i) - if frame.GetLineEntry().GetFileSpec().GetFilename() == "main.c": - if frame.GetLineEntry().GetLine() == self.line_thread1: - found = True - if frame.GetLineEntry().GetLine() == self.line_thread2: - found = True - self.assertTrue(found) - - self.expect( - "thread info -s", - "The extended stop info should contain the TSan provided fields", - substrs=[ - "instrumentation_class", - "description", - "mops"]) - - output_lines = self.res.GetOutput().split('\n') - json_line = '\n'.join(output_lines[2:]) - data = json.loads(json_line) - self.assertEqual(data["instrumentation_class"], "ThreadSanitizer") - self.assertEqual(data["issue_type"], "data-race") - self.assertEqual(len(data["mops"]), 2) - - backtraces = thread.GetStopReasonExtendedBacktraces( - lldb.eInstrumentationRuntimeTypeAddressSanitizer) - self.assertEqual(backtraces.GetSize(), 0) - - backtraces = thread.GetStopReasonExtendedBacktraces( - lldb.eInstrumentationRuntimeTypeThreadSanitizer) - self.assertTrue(backtraces.GetSize() >= 2) - - # First backtrace is a memory operation - thread = backtraces.GetThreadAtIndex(0) - found = False - for i in range(0, thread.GetNumFrames()): - frame = thread.GetFrameAtIndex(i) - if frame.GetLineEntry().GetFileSpec().GetFilename() == "main.c": - if frame.GetLineEntry().GetLine() == self.line_thread1: - found = True - if frame.GetLineEntry().GetLine() == self.line_thread2: - found = True - self.assertTrue(found) - - # Second backtrace is a memory operation - thread = backtraces.GetThreadAtIndex(1) - found = False - for i in range(0, thread.GetNumFrames()): - frame = thread.GetFrameAtIndex(i) - if frame.GetLineEntry().GetFileSpec().GetFilename() == "main.c": - if frame.GetLineEntry().GetLine() == self.line_thread1: - found = True - if frame.GetLineEntry().GetLine() == self.line_thread2: - found = True - self.assertTrue(found) - - self.runCmd("continue") - - # the stop reason of the thread should be a SIGABRT. - self.expect("thread list", "We should be stopped due a SIGABRT", - substrs=['stopped', 'stop reason = signal SIGABRT']) - - # test that we're in pthread_kill now (TSan abort the process) - self.expect("thread list", "We should be stopped in pthread_kill", - substrs=['pthread_kill']) |
