def test_del_key(self):
"""Check if deleting existing (and non-existing) keys is working ok."""
m = Metadata(TESTFILE)
m.set('foo', 'bar')
self.assertEqual(m.get('antenna'), 'unknown') # default entry
self.assertEqual(m.get('foo'), 'bar') # user entry
m.delete('foo')
m.delete('antenna')
self.assertEqual(m.get('foo'), '')
self.assertEqual(m.get('antenna'), '')
# Check that deleting non-existing key is OK
m.delete('foo')
m.delete('foo')
m.delete('foo')
