gbplogtester: add helper to test for empty log

2 files changed, 7 insertions, 2 deletions

diff --git a/tests/18_test_Config.py b/tests/18_test_Config.py
index d3d9461..ea905cc 100644
--- a/tests/18_test_Config.py
+++ b/tests/18_test_Config.py
@@ -38,8 +38,8 @@ class TestConfigParser(unittest.TestCase, GbpLogTester):
         for prefix in [ '', 'git-', 'gbp-' ]:
             parser = GbpOptionParser('%scmd1' % prefix)
             self.assertEqual(parser.config['single_override_option1'], 'single_override_value1')
-        # No deprecation warning since we test1.conf section is [cmd1]
-        self.assertEqual(self._get_log(), [])
+        # No deprecation warning since the test1.conf section is [cmd1]
+        self._check_log_empty()
 
     def test_single_git_override(self):
         """
diff --git a/tests/testutils/gbplogtester.py b/tests/testutils/gbplogtester.py
index 2f2f43e..9a54f02 100644
--- a/tests/testutils/gbplogtester.py
+++ b/tests/testutils/gbplogtester.py
@@ -37,6 +37,11 @@ class GbpLogTester(object):
         self._log.seek(0)
         return self._log.readlines()
 
+    def _check_log_empty(self):
+        """Check that nothig was logged"""
+        output = self._get_log()
+        ok_(output == [], "Log is not empty: %s" % output)
+
     def _check_log(self, linenum, regex):
         """Check that the specified line on log matches expectations"""
         if self._log is None: