diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py')
| -rw-r--r-- | packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py | 62 |
1 files changed, 40 insertions, 22 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py b/packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py index 44fa9cedc86c..f1689a8fda00 100644 --- a/packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py +++ b/packages/Python/lldbsuite/test/functionalities/tsan/basic/TestTsanBasic.py @@ -2,25 +2,28 @@ Tests basic ThreadSanitizer support (detecting a data race). """ -import os, time +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 + @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 - @skipUnlessCompilerRt @skipUnlessThreadSanitizer - def test (self): - self.build () - self.tsan_tests () + def test(self): + self.build() + self.tsan_tests() def setUp(self): # Call super's setUp(). @@ -29,26 +32,33 @@ class TsanBasicTestCase(TestBase): self.line_thread1 = line_number('main.c', '// thread1 line') self.line_thread2 = line_number('main.c', '// thread2 line') - def tsan_tests (self): - exe = os.path.join (os.getcwd(), "a.out") - self.expect("file " + exe, patterns = [ "Current executable set to .*a.out" ]) + def tsan_tests(self): + exe = os.path.join(os.getcwd(), "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. + # 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']) + substrs=['stopped', 'stop reason = Data race detected']) - self.assertEqual(self.dbg.GetSelectedTarget().process.GetSelectedThread().GetStopReason(), lldb.eStopReasonInstrumentation) + 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']) + 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 @@ -56,7 +66,8 @@ class TsanBasicTestCase(TestBase): frame = thread.GetSelectedFrame() self.assertTrue("__tsan_on_report" in frame.GetFunctionName()) - # The stopped thread backtrace should contain either line1 or line2 from main.c. + # 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) @@ -67,8 +78,13 @@ class TsanBasicTestCase(TestBase): 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"]) + 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:]) @@ -77,10 +93,12 @@ class TsanBasicTestCase(TestBase): self.assertEqual(data["issue_type"], "data-race") self.assertEqual(len(data["mops"]), 2) - backtraces = thread.GetStopReasonExtendedBacktraces(lldb.eInstrumentationRuntimeTypeAddressSanitizer) + backtraces = thread.GetStopReasonExtendedBacktraces( + lldb.eInstrumentationRuntimeTypeAddressSanitizer) self.assertEqual(backtraces.GetSize(), 0) - backtraces = thread.GetStopReasonExtendedBacktraces(lldb.eInstrumentationRuntimeTypeThreadSanitizer) + backtraces = thread.GetStopReasonExtendedBacktraces( + lldb.eInstrumentationRuntimeTypeThreadSanitizer) self.assertTrue(backtraces.GetSize() >= 2) # First backtrace is a memory operation @@ -111,8 +129,8 @@ class TsanBasicTestCase(TestBase): # 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']) + 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']) + substrs=['pthread_kill']) |