From b2d4f7f20eb29c1271ad0249f74e6da82c766118 Mon Sep 17 00:00:00 2001
From: Johnny Chen <johnny.chen@apple.com>
Date: Wed, 3 Nov 2010 00:09:38 +0000
Subject: [PATCH] Add more comment for dumpSessionInfo(self) method.

llvm-svn: 118129
---
 lldb/test/lldbtest.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lldb/test/lldbtest.py b/lldb/test/lldbtest.py
index 2ee319ee1a56..62b8374ee883 100644
--- a/lldb/test/lldbtest.py
+++ b/lldb/test/lldbtest.py
@@ -517,6 +517,13 @@ class TestBase(unittest2.TestCase):
         Dump the debugger interactions leading to a test error/failure.  This
         allows for more convenient postmortem analysis.
         """
+
+        # We are here because self.tearDown() detected that this test instance
+        # either errored or failed.  The lldb.test_result singleton contains
+        # two lists (erros and failures) which get populated by the unittest
+        # framework.  Look over there for stack trace information.
+        #
+        # See http://docs.python.org/library/unittest.html#unittest.TestResult.
         for test, err in lldb.test_result.errors:
             if test is self:
                 print >> self.session, err