forked from OSchip/llvm-project
87 lines
2.9 KiB
Python
87 lines
2.9 KiB
Python
"""
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Test ThreadSanitizer when multiple different issues are found.
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"""
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import os
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import time
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import lldb
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test.decorators import *
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import lldbsuite.test.lldbutil as lldbutil
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import json
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class TsanMultipleTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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@expectedFailureAll(
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oslist=["linux"],
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bugnumber="non-core functionality, need to reenable and fix later (DES 2014.11.07)")
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@skipIfFreeBSD # llvm.org/pr21136 runtimes not yet available by default
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@skipIfRemote
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@skipUnlessThreadSanitizer
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def test(self):
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self.build()
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self.tsan_tests()
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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def tsan_tests(self):
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exe = self.getBuildArtifact("a.out")
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self.expect(
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"file " + exe,
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patterns=["Current executable set to .*a.out"])
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self.runCmd("env TSAN_OPTIONS=abort_on_error=0")
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self.runCmd("run")
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stop_reason = self.dbg.GetSelectedTarget().process.GetSelectedThread().GetStopReason()
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if stop_reason == lldb.eStopReasonExec:
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# On OS X 10.10 and older, we need to re-exec to enable
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# interceptors.
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self.runCmd("continue")
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report_count = 0
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while self.dbg.GetSelectedTarget().process.GetSelectedThread(
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).GetStopReason() == lldb.eStopReasonInstrumentation:
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report_count += 1
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stop_description = self.dbg.GetSelectedTarget(
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).process.GetSelectedThread().GetStopDescription(100)
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self.assertTrue(
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(stop_description == "Data race detected") or
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(stop_description == "Use of deallocated memory detected") or
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(stop_description == "Thread leak detected") or
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(stop_description == "Use of an uninitialized or destroyed mutex detected") or
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(stop_description == "Unlock of an unlocked mutex (or by a wrong thread) detected")
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)
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self.expect(
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"thread info -s",
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"The extended stop info should contain the TSan provided fields",
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substrs=[
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"instrumentation_class",
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"description",
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"mops"])
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output_lines = self.res.GetOutput().split('\n')
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json_line = '\n'.join(output_lines[2:])
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data = json.loads(json_line)
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self.assertEqual(data["instrumentation_class"], "ThreadSanitizer")
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backtraces = self.dbg.GetSelectedTarget().process.GetSelectedThread(
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).GetStopReasonExtendedBacktraces(lldb.eInstrumentationRuntimeTypeThreadSanitizer)
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self.assertTrue(backtraces.GetSize() >= 1)
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self.runCmd("continue")
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self.assertEqual(
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self.dbg.GetSelectedTarget().process.GetState(),
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lldb.eStateExited,
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PROCESS_EXITED)
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