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-rw-r--r--QMTest/TestCmd.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/QMTest/TestCmd.py b/QMTest/TestCmd.py
index e76b2e31..448553f5 100644
--- a/QMTest/TestCmd.py
+++ b/QMTest/TestCmd.py
@@ -901,7 +901,8 @@ class TestCmd(object):
self.set_diff_function(diff, diff_stdout, diff_stderr)
self._dirlist = []
self._preserve = {'pass_test': 0, 'fail_test': 0, 'no_result': 0}
- if 'PRESERVE' in os.environ and not os.environ['PRESERVE'] is '':
+ preserve_value = os.environ.get('PRESERVE',False)
+ if preserve_value not in [0,'0','False']:
self._preserve['pass_test'] = os.environ['PRESERVE']
self._preserve['fail_test'] = os.environ['PRESERVE']
self._preserve['no_result'] = os.environ['PRESERVE']