def test_changes_in_sequence_skips(self, init, merge_changes):
"""Skips over notices which occurred _before_ our starting point"""
init.return_value = None
b = Builder() # Don't need parameters as init's been mocked out
aaaa = {'document_number': 'aaaa', 'effective_on': '2012-12-12',
'publication_date': '2011-11-11', 'changes': []}
bbbb = {'document_number': 'bbbb', 'effective_on': '2012-12-12',
'publication_date': '2011-11-12', 'changes': []}
cccc = {'document_number': 'cccc', 'effective_on': '2013-01-01',
'publication_date': '2012-01-01', 'changes': []}
b.eff_notices = {'2012-12-12': [aaaa, bbbb], '2013-01-01': [cccc]}
b.doc_number = bbbb['document_number']
changes = list(b.changes_in_sequence())
self.assertEqual(len(changes), 1)
self.assertEqual(cccc['document_number'], changes[0][0])
self.assertEqual(cccc['document_number'],
merge_changes.call_args[0][0])
