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-rw-r--r--packages/Python/lldbsuite/test/functionalities/tsan/thread_numbers/TestTsanThreadNumbers.py68
1 files changed, 68 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/tsan/thread_numbers/TestTsanThreadNumbers.py b/packages/Python/lldbsuite/test/functionalities/tsan/thread_numbers/TestTsanThreadNumbers.py
new file mode 100644
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+++ b/packages/Python/lldbsuite/test/functionalities/tsan/thread_numbers/TestTsanThreadNumbers.py
@@ -0,0 +1,68 @@
+"""
+Tests that TSan and LLDB have correct thread numbers.
+"""
+
+import os, time
+import lldb
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test.decorators import *
+import lldbsuite.test.lldbutil as lldbutil
+import json
+
+class TsanThreadNumbersTestCase(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
+ @skipUnlessCompilerRt
+ @skipUnlessThreadSanitizer
+ def test (self):
+ self.build ()
+ self.tsan_tests ()
+
+ def setUp(self):
+ # Call super's setUp().
+ TestBase.setUp(self)
+
+ 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.
+ 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)
+
+ report_thread_id = self.dbg.GetSelectedTarget().process.GetSelectedThread().GetIndexID()
+
+ 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)
+
+ self.assertEqual(data["mops"][0]["thread_id"], report_thread_id)
+
+ other_thread_id = data["mops"][1]["thread_id"]
+ self.assertTrue(other_thread_id != report_thread_id)
+ other_thread = self.dbg.GetSelectedTarget().process.GetThreadByIndexID(other_thread_id)
+ self.assertTrue(other_thread.IsValid())
+
+ self.runCmd("thread select %d" % other_thread_id)
+
+ self.expect("thread backtrace", "The other thread should be stopped in f1 or f2",
+ substrs = ["a.out", "main.c"])