Bug 740242 - runtests.py | Received unexpected exception while runnin…

…g application 'NoneType' object has no attribute 'group'; r=ted

build/automationutils.py

@@ -507,6 +507,10 @@ def _logWindow(self, line):
     created = line[:2] == "++"
     id = self._parseValue(line, "serial")
 
+    # log line has invalid format
+    if not id:
+      return
+
     if self.currentTest:
       windows = self.currentTest["windows"]
       if created:
@@ -520,6 +524,10 @@ def _logDocShell(self, line):
     created = line[:2] == "++"
     id = self._parseValue(line, "id")
 
+    # log line has invalid format
+    if not id:
+      return
+
     if self.currentTest:
       docShells = self.currentTest["docShells"]
       if created:
@@ -530,7 +538,10 @@ def _logDocShell(self, line):
       self.leakedDocShells.add(id)
 
   def _parseValue(self, line, name):
-    return re.search("\[%s = (.+?)\]" % name, line).group(1)
+    match = re.search("\[%s = (.+?)\]" % name, line)
+    if match:
+      return match.group(1)
+    return None
 
   def _parseLeakingTests(self):
     leakingTests = []