def setUp(self): self.options = { 'exporter_options': { 'log_level': 'DEBUG', 'logger_name': 'export-pipeline' }, 'reader': { 'name': 'exporters.readers.random_reader.RandomReader', 'options': { 'number_of_items': 1000, 'batch_size': 100 } }, } self.reader = RandomReader(self.options, meta()) self.reader.set_last_position(None)
class RandomReaderTest(unittest.TestCase): def setUp(self): self.options = { 'exporter_options': { 'log_level': 'DEBUG', 'logger_name': 'export-pipeline' }, 'reader': { 'name': 'exporters.readers.random_reader.RandomReader', 'options': { 'number_of_items': 1000, 'batch_size': 100 } }, } self.reader = RandomReader(self.options, meta()) self.reader.set_last_position(None) def test_get_next_batch(self): batch = list(self.reader.get_next_batch()) self.assertEqual(len(batch), self.options['reader']['options']['batch_size']) def test_get_second_batch(self): self.reader.get_next_batch() batch = list(self.reader.get_next_batch()) self.assertEqual(len(batch), self.options['reader']['options']['batch_size']) self.assertEqual(self.reader.get_metadata('read_items'), self.options['reader']['options']['batch_size']) def test_get_all(self): total_items = 0 while not self.reader.finished: batch = list(self.reader.get_next_batch()) total_items += len(batch) self.assertEqual(total_items, self.options['reader']['options']['number_of_items']) def test_set_last_position_none(self): self.reader.set_last_position({'last_read': 123}) self.assertEqual({'last_read': 123}, self.reader.last_position)