'Unique plugin: Filter by single field'

def test_single_field(self, execute_task):

    task = execute_task(u'single_field')
    assert (len(task.rejected) == 2), u'Should    reject    2    entries'
    assert ([e[u'title'] for e in task.rejected] == [u'bla2', u'bla3']), u'should    reject    bla2,bla3'
