[Lldb-commits] [lldb] r247829 - Add first tests for mini-dump debugging.
Adrian McCarthy via lldb-commits
lldb-commits at lists.llvm.org
Wed Sep 16 11:17:11 PDT 2015
Author: amccarth
Date: Wed Sep 16 13:17:11 2015
New Revision: 247829
URL: http://llvm.org/viewvc/llvm-project?rev=247829&view=rev
Log:
Add first tests for mini-dump debugging.
Differential Revision: http://reviews.llvm.org/D12888
Added:
lldb/trunk/test/functionalities/postmortem/
lldb/trunk/test/functionalities/postmortem/minidump/
lldb/trunk/test/functionalities/postmortem/minidump/TestMiniDump.py
lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz.cpp
lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz_no_heap.dmp
Modified:
lldb/trunk/test/lldbtest.py
Added: lldb/trunk/test/functionalities/postmortem/minidump/TestMiniDump.py
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/postmortem/minidump/TestMiniDump.py?rev=247829&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/postmortem/minidump/TestMiniDump.py (added)
+++ lldb/trunk/test/functionalities/postmortem/minidump/TestMiniDump.py Wed Sep 16 13:17:11 2015
@@ -0,0 +1,42 @@
+"""
+Test basics of mini dump debugging.
+"""
+
+import unittest2
+import lldb
+from lldbtest import *
+import lldbutil
+
+ at skipUnlessWindows # for now mini-dump debugging is limited to Windows hosts
+class MiniDumpTestCase(TestBase):
+
+ mydir = TestBase.compute_mydir(__file__)
+
+ def test_process_info_in_mini_dump(self):
+ """Test that lldb can read the process information from the minidump."""
+ self.assertTrue(self.process, PROCESS_IS_VALID)
+ self.assertEqual(self.process.GetNumThreads(), 1)
+ # TODO(amccarth): Check the process ID.
+
+ def test_thread_info_in_mini_dump(self):
+ """Test that lldb can read the thread information from the minidump."""
+ # This process crashed due to an access violation (0xc0000005) in its one and only thread.
+ self.assertEqual(self.process.GetNumThreads(), 1)
+ thread = self.process.GetThreadAtIndex(0)
+ self.assertEqual(thread.GetStopReason(), lldb.eStopReasonException)
+ stop_description = thread.GetStopDescription(256);
+ self.assertTrue("0xc0000005" in stop_description);
+
+ def setUp(self):
+ # Call super's setUp().
+ TestBase.setUp(self)
+ # target create -c fizzbuzz_no_heap.dmp
+ self.dbg.CreateTarget("")
+ self.target = self.dbg.GetSelectedTarget()
+ self.process = self.target.LoadCore("fizzbuzz_no_heap.dmp")
+
+if __name__ == '__main__':
+ import atexit
+ lldb.SBDebugger.Initialize()
+ atexit.register(lambda: lldb.SBDebugger.Terminate())
+ unittest2.main()
Added: lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz.cpp?rev=247829&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz.cpp (added)
+++ lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz.cpp Wed Sep 16 13:17:11 2015
@@ -0,0 +1,31 @@
+// A sample program for getting minidumps on Windows.
+
+#include <iostream>
+
+bool
+fizz(int x)
+{
+ return x % 3 == 0;
+}
+
+bool
+buzz(int x)
+{
+ return x % 5 == 0;
+}
+
+int
+main()
+{
+ int *buggy = 0;
+
+ for (int i = 1; i <= 100; ++i)
+ {
+ if (fizz(i)) std::cout << "fizz";
+ if (buzz(i)) std::cout << "buzz";
+ if (!fizz(i) && !buzz(i)) std::cout << i;
+ std::cout << '\n';
+ }
+
+ return *buggy;
+}
Added: lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz_no_heap.dmp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz_no_heap.dmp?rev=247829&view=auto
==============================================================================
Binary files lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz_no_heap.dmp (added) and lldb/trunk/test/functionalities/postmortem/minidump/fizzbuzz_no_heap.dmp Wed Sep 16 13:17:11 2015 differ
Modified: lldb/trunk/test/lldbtest.py
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/lldbtest.py?rev=247829&r1=247828&r2=247829&view=diff
==============================================================================
--- lldb/trunk/test/lldbtest.py (original)
+++ lldb/trunk/test/lldbtest.py Wed Sep 16 13:17:11 2015
@@ -889,6 +889,10 @@ def skipIfHostWindows(func):
"""Decorate the item to skip tests that should be skipped on Windows."""
return skipIfHostPlatform(["windows"])(func)
+def skipUnlessWindows(func):
+ """Decorate the item to skip tests that should be skipped on any non-Windows platform."""
+ return skipUnlessPlatform(["windows"])(func)
+
def skipUnlessDarwin(func):
"""Decorate the item to skip tests that should be skipped on any non Darwin platform."""
return skipUnlessPlatform(getDarwinOSTriples())(func)
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