Fix paramtest for empty values of a parameter (#2054)

* Fix paramtest for empty values of a parameter (#2053) * Fix paramtest for empty values of a parameter (#2053)
ros · Oct 22, 2020 · f41086e · f41086e
1 parent 7b9a4b1
commit f41086e
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diff --git a/test/test_rosparam/test/test_dump.yaml b/test/test_rosparam/test/test_dump.yaml
@@ -1 +1 @@
-{foo: bar}
+foo: bar
diff --git a/tools/rostest/nodes/paramtest b/tools/rostest/nodes/paramtest
@@ -90,7 +90,7 @@ class ParamTest(unittest.TestCase):
 
         wallclock_timeout_t = time.time() + wait_time
         param_obtained = None
-        while not param_obtained and time.time() < wallclock_timeout_t:
+        while param_obtained is None and time.time() < wallclock_timeout_t:
             try:
                 param_obtained = rospy.get_param(testattr_paramname_target)
             except KeyError as e: