Bug 1434932 - [mozprocess] ProcessHandler.wait() doesn't immediately return with timeout=0. r=ahal

MozReview-Commit-ID: 6ArknLHR933

--HG--
extra : rebase_source : c95ca78311957a7c93b69a398c2c6127f2096c09

testing/mozbase/mozprocess/mozprocess/processhandler.py

@@ -856,7 +856,7 @@ falling back to not using job objects for managing child processes""", file=sys.
             while self.reader.is_alive():
                 self.reader.thread.join(timeout=1)
                 count += 1
-                if timeout and count > timeout:
+                if timeout is not None and count > timeout:
                     return None
 
         self.returncode = self.proc.wait()

testing/mozbase/mozprocess/tests/test_mozprocess_wait.py

@@ -64,7 +64,7 @@ class ProcTestWait(proctest.ProcTest):
                                           cwd=here)
 
         p.run()
-        p.wait(timeout=5)
+        p.wait(timeout=0)
 
         self.determine_status(p, True, ())